diff --git a/Cargo.lock b/Cargo.lock
index 89279dc18..bd3d09739 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,5 +1,3 @@
-# This file is automatically @generated by Cargo.
-# It is not intended for manual editing.
 [[package]]
 name = "advapi32-sys"
 version = "0.2.0"
@@ -86,7 +84,7 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "byte-tools 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "generic-array 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "generic-array 0.8.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -97,7 +95,7 @@ dependencies = [
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "memchr 2.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex-automata 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.123 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.124 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -185,7 +183,7 @@ dependencies = [
 
 [[package]]
 name = "coreutils"
-version = "0.0.3"
+version = "0.0.4"
 dependencies = [
  "byteorder 1.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "cc 1.0.61 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -206,102 +204,102 @@ dependencies = [
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  "unix_socket 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
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+ "uucore 0.0.7",
  "winapi-util 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -344,7 +342,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
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  "proc-macro2 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 1.0.60 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.62 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -359,7 +357,7 @@ dependencies = [
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 1.0.60 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.62 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -407,11 +405,11 @@ dependencies = [
  "plotters 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rayon 1.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex 1.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.123 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.124 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_cbor 0.11.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.123 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.62 (registry+https://github.com/rust-lang/crates.io-index)",
- "tinytemplate 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.124 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tinytemplate 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "walkdir 2.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -430,7 +428,7 @@ version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-utils 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -439,32 +437,30 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
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- "crossbeam-utils 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-epoch 0.9.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
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-version = "0.9.2"
+version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-utils 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
 name = "crossbeam-utils"
-version = "0.8.2"
+version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
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- "loom 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
@@ -476,7 +472,7 @@ dependencies = [
  "csv-core 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "itoa 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "ryu 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.123 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.124 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -502,7 +498,7 @@ name = "digest"
 version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "generic-array 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "generic-array 0.8.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -555,21 +551,9 @@ name = "fuchsia-cprng"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "generator"
-version = "0.6.24"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
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-]
-
 [[package]]
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
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@@ -673,10 +657,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "js-sys"
-version = "0.3.47"
+version = "0.3.48"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
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+ "wasm-bindgen 0.2.71 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -706,16 +690,6 @@ dependencies = [
  "cfg-if 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "loom"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
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- "scoped-tls 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
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-
 [[package]]
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@@ -863,15 +837,6 @@ name = "pkg-config"
 version = "0.3.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "platform-info"
-version = "0.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
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- "winapi 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
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 version = "0.1.0"
@@ -889,8 +854,8 @@ dependencies = [
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  "plotters-backend 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "plotters-svg 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "wasm-bindgen 0.2.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "web-sys 0.3.47 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen 0.2.71 (registry+https://github.com/rust-lang/crates.io-index)",
+ "web-sys 0.3.48 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1042,7 +1007,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "crossbeam-channel 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam-deque 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-utils 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
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  "num_cpus 1.13.0 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -1118,11 +1083,6 @@ dependencies = [
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 ]
 
-[[package]]
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-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
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@@ -1136,11 +1096,6 @@ dependencies = [
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 ]
 
-[[package]]
-name = "scoped-tls"
-version = "1.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
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 version = "1.1.0"
@@ -1161,7 +1116,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "serde"
-version = "1.0.123"
+version = "1.0.124"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -1170,27 +1125,27 @@ version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "half 1.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.123 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.124 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.123"
+version = "1.0.124"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
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  "quote 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 1.0.60 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.62 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.62"
+version = "1.0.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
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  "ryu 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.123 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.124 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
@@ -1207,7 +1162,7 @@ dependencies = [
  "byte-tools 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "digest 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "fake-simd 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "generic-array 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "generic-array 0.8.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1218,7 +1173,7 @@ dependencies = [
  "block-buffer 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "byte-tools 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "digest 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "generic-array 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "generic-array 0.8.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1236,7 +1191,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "syn"
-version = "1.0.60"
+version = "1.0.62"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
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@@ -1321,7 +1276,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 1.0.60 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.62 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1344,11 +1299,11 @@ dependencies = [
 
 [[package]]
 name = "tinytemplate"
-version = "1.2.0"
+version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "serde 1.0.123 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.124 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1396,115 +1351,115 @@ dependencies = [
 
 [[package]]
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-version = "0.0.3"
+version = "0.0.4"
 dependencies = [
- "platform-info 0.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "uucore 0.0.6",
+ "platform-info 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "uucore 0.0.7",
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 [[package]]
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-version = "0.0.3"
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 dependencies = [
- "uucore 0.0.6",
+ "uucore 0.0.7",
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 ]
 
 [[package]]
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-version = "0.0.3"
+version = "0.0.4"
 dependencies = [
- "uucore 0.0.6",
+ "uucore 0.0.7",
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 ]
 
 [[package]]
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+version = "0.0.4"
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 [[package]]
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 [[package]]
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 [[package]]
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 [[package]]
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 [[package]]
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 [[package]]
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 [[package]]
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  "libc 0.2.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "uucore 0.0.6",
+ "uucore 0.0.7",
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 [[package]]
 name = "uu_cp"
-version = "0.0.3"
+version = "0.0.4"
 dependencies = [
  "clap 2.33.3 (registry+https://github.com/rust-lang/crates.io-index)",
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  "quick-error 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "uucore 0.0.6",
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  "winapi 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1513,115 +1468,115 @@ dependencies = [
 
 [[package]]
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  "getopts 0.2.21 (registry+https://github.com/rust-lang/crates.io-index)",
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+ "uucore 0.0.7",
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 ]
 
 [[package]]
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 dependencies = [
- "uucore 0.0.6",
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 [[package]]
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 [[package]]
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 ]
 
 [[package]]
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 [[package]]
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 [[package]]
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 [[package]]
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 [[package]]
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+ "uucore 0.0.7",
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 [[package]]
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+version = "0.0.4"
 dependencies = [
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  "unicode-width 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "uucore 0.0.6",
+ "uucore 0.0.7",
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 [[package]]
 name = "uu_expr"
-version = "0.0.3"
+version = "0.0.4"
 dependencies = [
  "libc 0.2.85 (registry+https://github.com/rust-lang/crates.io-index)",
  "onig 4.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
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+ "uucore 0.0.7",
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 [[package]]
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 dependencies = [
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  "num-traits 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1630,49 +1585,49 @@ dependencies = [
  "rand 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_chacha 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
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+ "uucore 0.0.7",
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 ]
 
 [[package]]
 name = "uu_false"
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+version = "0.0.4"
 dependencies = [
- "uucore 0.0.6",
+ "uucore 0.0.7",
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 ]
 
 [[package]]
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+version = "0.0.4"
 dependencies = [
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  "libc 0.2.85 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-width 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "uucore 0.0.6",
+ "uucore 0.0.7",
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 ]
 
 [[package]]
 name = "uu_fold"
-version = "0.0.3"
+version = "0.0.4"
 dependencies = [
- "uucore 0.0.6",
+ "uucore 0.0.7",
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 ]
 
 [[package]]
 name = "uu_groups"
-version = "0.0.3"
+version = "0.0.4"
 dependencies = [
  "clap 2.33.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "uucore 0.0.6",
+ "uucore 0.0.7",
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 ]
 
 [[package]]
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-version = "0.0.3"
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 dependencies = [
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  "clap 2.33.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1685,109 +1640,109 @@ dependencies = [
  "sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
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- "uucore 0.0.6",
+ "uucore 0.0.7",
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 ]
 
 [[package]]
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+version = "0.0.4"
 dependencies = [
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- "uucore 0.0.6",
+ "uucore 0.0.7",
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 ]
 
 [[package]]
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 dependencies = [
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- "uucore 0.0.6",
+ "uucore 0.0.7",
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 ]
 
 [[package]]
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 ]
 
 [[package]]
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 [[package]]
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 [[package]]
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 [[package]]
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 [[package]]
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+ "uucore 0.0.7",
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 [[package]]
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 dependencies = [
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  "libc 0.2.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "uucore 0.0.6",
+ "uucore 0.0.7",
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 ]
 
 [[package]]
 name = "uu_logname"
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+version = "0.0.4"
 dependencies = [
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- "uucore 0.0.6",
+ "uucore 0.0.7",
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 [[package]]
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 dependencies = [
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  "getopts 0.2.21 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1797,86 +1752,86 @@ dependencies = [
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  "time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
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- "uucore 0.0.6",
+ "uucore 0.0.7",
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 ]
 
 [[package]]
 name = "uu_mkdir"
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 dependencies = [
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- "uucore 0.0.6",
+ "uucore 0.0.7",
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 ]
 
 [[package]]
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 dependencies = [
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  "libc 0.2.85 (registry+https://github.com/rust-lang/crates.io-index)",
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+ "uucore 0.0.7",
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 [[package]]
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 dependencies = [
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+ "uucore 0.0.7",
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 [[package]]
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 [[package]]
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- "uucore 0.0.6",
+ "uucore 0.0.7",
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 ]
 
 [[package]]
 name = "uu_mv"
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+version = "0.0.4"
 dependencies = [
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  "fs_extra 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "uucore 0.0.6",
+ "uucore 0.0.7",
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 ]
 
 [[package]]
 name = "uu_nice"
-version = "0.0.3"
+version = "0.0.4"
 dependencies = [
  "getopts 0.2.21 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "uucore 0.0.6",
+ "uucore 0.0.7",
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 ]
 
 [[package]]
 name = "uu_nl"
-version = "0.0.3"
+version = "0.0.4"
 dependencies = [
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@@ -1884,100 +1839,100 @@ dependencies = [
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  "regex 1.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
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+ "uucore 0.0.7",
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 ]
 
 [[package]]
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- "uucore 0.0.6",
+ "uucore 0.0.7",
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 ]
 
 [[package]]
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 dependencies = [
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+ "uucore 0.0.7",
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 ]
 
 [[package]]
 name = "uu_numfmt"
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+ "uucore 0.0.7",
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@@ -2373,7 +2328,7 @@ dependencies = [
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  "nix 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "platform-info 0.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "platform-info 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -2386,7 +2341,7 @@ version = "0.0.5"
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- "syn 1.0.60 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.62 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2416,16 +2371,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
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- "wasm-bindgen-macro 0.2.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen-macro 0.2.71 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -2433,43 +2388,43 @@ dependencies = [
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- "wasm-bindgen-shared 0.2.70 (registry+https://github.com/rust-lang/crates.io-index)",
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 ]
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.70"
+version = "0.2.71"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "web-sys"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
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- "wasm-bindgen 0.2.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "js-sys 0.3.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen 0.2.71 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2563,8 +2518,8 @@ dependencies = [
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 "checksum csv 1.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "f9d58633299b24b515ac72a3f869f8b91306a3cec616a602843a383acd6f9e97"
 "checksum csv-core 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)" = "2b2466559f260f48ad25fe6317b3c8dac77b5bdb5763ac7d9d6103530663bc90"
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@@ -2578,8 +2533,7 @@ dependencies = [
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@@ -2594,12 +2548,11 @@ dependencies = [
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 "checksum match_cfg 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ffbee8634e0d45d258acb448e7eaab3fce7a0a467395d4d9f228e3c1f01fb2e4"
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@@ -2620,7 +2573,6 @@ dependencies = [
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-"checksum platform-info 0.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "f2fd076acdc7a98374de6e300bf3af675997225bef21aecac2219553f04dd7e8"
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@@ -2652,23 +2604,21 @@ dependencies = [
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 "checksum strsim 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
-"checksum syn 1.0.60 (registry+https://github.com/rust-lang/crates.io-index)" = "c700597eca8a5a762beb35753ef6b94df201c81cca676604f547495a0d7f0081"
+"checksum syn 1.0.62 (registry+https://github.com/rust-lang/crates.io-index)" = "123a78a3596b24fee53a6464ce52d8ecbf62241e6294c7e7fe12086cd161f512"
 "checksum tempfile 3.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7a6e24d9338a0a5be79593e2fa15a648add6138caa803e2d5bc782c371732ca9"
 "checksum term_grid 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "230d3e804faaed5a39b08319efb797783df2fd9671b39b7596490cb486d702cf"
 "checksum term_size 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "1e4129646ca0ed8f45d09b929036bafad5377103edd06e50bf574b353d2b08d9"
@@ -2679,7 +2629,7 @@ dependencies = [
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 "checksum time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)" = "db8dcfca086c1143c9270ac42a2bbd8a7ee477b78ac8e45b19abfb0cbede4b6f"
-"checksum tinytemplate 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a2ada8616fad06a2d0c455adc530de4ef57605a8120cc65da9653e0e9623ca74"
+"checksum tinytemplate 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "be4d6b5f19ff7664e8c98d03e2139cb510db9b0a60b55f8e8709b689d939b6bc"
 "checksum typenum 1.12.0 (registry+https://github.com/rust-lang/crates.io-index)" = "373c8a200f9e67a0c95e62a4f52fbf80c23b4381c05a17845531982fa99e6b33"
 "checksum unicode-width 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "9337591893a19b88d8d87f2cec1e73fad5cdfd10e5a6f349f498ad6ea2ffb1e3"
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@@ -2691,12 +2641,12 @@ dependencies = [
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diff --git a/Cargo.toml b/Cargo.toml
index 219f571e8..9b55abe5c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@
 
 [package]
 name = "coreutils"
-version = "0.0.3" # "0.0.3.1"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "coreutils ~ GNU coreutils (updated); implemented as universal (cross-platform) utils, written in Rust"
@@ -226,104 +226,104 @@ test = [ "uu_test" ]
 [dependencies]
 lazy_static = { version="1.3" }
 textwrap = { version="=0.11.0", features=["term_size"] } # !maint: [2020-05-10; rivy] unstable crate using undocumented features; pinned currently, will review
-uucore = { version=">=0.0.6", package="uucore", path="src/uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="src/uucore" }
 # * uutils
-uu_test  = { optional=true, version="0.0.3", package="uu_test", path="src/uu/test" }
+uu_test  = { optional=true, version="0.0.4", package="uu_test", path="src/uu/test" }
 #
-arch     = { optional=true, version="0.0.3", package="uu_arch", path="src/uu/arch" }
-base32   = { optional=true, version="0.0.3", package="uu_base32", path="src/uu/base32" }
-base64   = { optional=true, version="0.0.3", package="uu_base64", path="src/uu/base64" }
-basename = { optional=true, version="0.0.3", package="uu_basename", path="src/uu/basename" }
-cat      = { optional=true, version="0.0.3", package="uu_cat", path="src/uu/cat" }
-chgrp    = { optional=true, version="0.0.3", package="uu_chgrp", path="src/uu/chgrp" }
-chmod    = { optional=true, version="0.0.3", package="uu_chmod", path="src/uu/chmod" }
-chown    = { optional=true, version="0.0.3", package="uu_chown", path="src/uu/chown" }
-chroot   = { optional=true, version="0.0.3", package="uu_chroot", path="src/uu/chroot" }
-cksum    = { optional=true, version="0.0.3", package="uu_cksum", path="src/uu/cksum" }
-comm     = { optional=true, version="0.0.3", package="uu_comm", path="src/uu/comm" }
-cp       = { optional=true, version="0.0.3", package="uu_cp", path="src/uu/cp" }
-csplit   = { optional=true, version="0.0.3", package="uu_csplit", path="src/uu/csplit" }
-cut      = { optional=true, version="0.0.3", package="uu_cut", path="src/uu/cut" }
-date     = { optional=true, version="0.0.3", package="uu_date", path="src/uu/date" }
-df       = { optional=true, version="0.0.3", package="uu_df", path="src/uu/df" }
-dircolors= { optional=true, version="0.0.3", package="uu_dircolors", path="src/uu/dircolors" }
-dirname  = { optional=true, version="0.0.3", package="uu_dirname", path="src/uu/dirname" }
-du       = { optional=true, version="0.0.3", package="uu_du", path="src/uu/du" }
-echo     = { optional=true, version="0.0.3", package="uu_echo", path="src/uu/echo" }
-env      = { optional=true, version="0.0.3", package="uu_env", path="src/uu/env" }
-expand   = { optional=true, version="0.0.3", package="uu_expand", path="src/uu/expand" }
-expr     = { optional=true, version="0.0.3", package="uu_expr", path="src/uu/expr" }
-factor   = { optional=true, version="0.0.3", package="uu_factor", path="src/uu/factor" }
-false    = { optional=true, version="0.0.3", package="uu_false", path="src/uu/false" }
-fmt      = { optional=true, version="0.0.3", package="uu_fmt", path="src/uu/fmt" }
-fold     = { optional=true, version="0.0.3", package="uu_fold", path="src/uu/fold" }
-groups   = { optional=true, version="0.0.3", package="uu_groups", path="src/uu/groups" }
-hashsum  = { optional=true, version="0.0.3", package="uu_hashsum", path="src/uu/hashsum" }
-head     = { optional=true, version="0.0.3", package="uu_head", path="src/uu/head" }
-hostid   = { optional=true, version="0.0.3", package="uu_hostid", path="src/uu/hostid" }
-hostname = { optional=true, version="0.0.3", package="uu_hostname", path="src/uu/hostname" }
-id       = { optional=true, version="0.0.3", package="uu_id", path="src/uu/id" }
-install  = { optional=true, version="0.0.3", package="uu_install", path="src/uu/install" }
-join     = { optional=true, version="0.0.3", package="uu_join", path="src/uu/join" }
-kill     = { optional=true, version="0.0.3", package="uu_kill", path="src/uu/kill" }
-link     = { optional=true, version="0.0.3", package="uu_link", path="src/uu/link" }
-ln       = { optional=true, version="0.0.3", package="uu_ln", path="src/uu/ln" }
-ls       = { optional=true, version="0.0.3", package="uu_ls", path="src/uu/ls" }
-logname  = { optional=true, version="0.0.3", package="uu_logname", path="src/uu/logname" }
-mkdir    = { optional=true, version="0.0.3", package="uu_mkdir", path="src/uu/mkdir" }
-mkfifo   = { optional=true, version="0.0.3", package="uu_mkfifo", path="src/uu/mkfifo" }
-mknod    = { optional=true, version="0.0.3", package="uu_mknod", path="src/uu/mknod" }
-mktemp   = { optional=true, version="0.0.3", package="uu_mktemp", path="src/uu/mktemp" }
-more     = { optional=true, version="0.0.3", package="uu_more", path="src/uu/more" }
-mv       = { optional=true, version="0.0.3", package="uu_mv", path="src/uu/mv" }
-nice     = { optional=true, version="0.0.3", package="uu_nice", path="src/uu/nice" }
-nl       = { optional=true, version="0.0.3", package="uu_nl", path="src/uu/nl" }
-nohup    = { optional=true, version="0.0.3", package="uu_nohup", path="src/uu/nohup" }
-nproc    = { optional=true, version="0.0.3", package="uu_nproc", path="src/uu/nproc" }
-numfmt   = { optional=true, version="0.0.3", package="uu_numfmt", path="src/uu/numfmt" }
-od       = { optional=true, version="0.0.3", package="uu_od", path="src/uu/od" }
-paste    = { optional=true, version="0.0.3", package="uu_paste", path="src/uu/paste" }
-pathchk  = { optional=true, version="0.0.3", package="uu_pathchk", path="src/uu/pathchk" }
-pinky    = { optional=true, version="0.0.3", package="uu_pinky", path="src/uu/pinky" }
-printenv = { optional=true, version="0.0.3", package="uu_printenv", path="src/uu/printenv" }
-printf   = { optional=true, version="0.0.3", package="uu_printf", path="src/uu/printf" }
-ptx      = { optional=true, version="0.0.3", package="uu_ptx", path="src/uu/ptx" }
-pwd      = { optional=true, version="0.0.3", package="uu_pwd", path="src/uu/pwd" }
-readlink = { optional=true, version="0.0.3", package="uu_readlink", path="src/uu/readlink" }
-realpath = { optional=true, version="0.0.3", package="uu_realpath", path="src/uu/realpath" }
-relpath  = { optional=true, version="0.0.3", package="uu_relpath", path="src/uu/relpath" }
-rm       = { optional=true, version="0.0.3", package="uu_rm", path="src/uu/rm" }
-rmdir    = { optional=true, version="0.0.3", package="uu_rmdir", path="src/uu/rmdir" }
-seq      = { optional=true, version="0.0.3", package="uu_seq", path="src/uu/seq" }
-shred    = { optional=true, version="0.0.3", package="uu_shred", path="src/uu/shred" }
-shuf     = { optional=true, version="0.0.3", package="uu_shuf", path="src/uu/shuf" }
-sleep    = { optional=true, version="0.0.3", package="uu_sleep", path="src/uu/sleep" }
-sort     = { optional=true, version="0.0.3", package="uu_sort", path="src/uu/sort" }
-split    = { optional=true, version="0.0.3", package="uu_split", path="src/uu/split" }
-stat     = { optional=true, version="0.0.3", package="uu_stat", path="src/uu/stat" }
-stdbuf   = { optional=true, version="0.0.3", package="uu_stdbuf", path="src/uu/stdbuf" }
-sum      = { optional=true, version="0.0.3", package="uu_sum", path="src/uu/sum" }
-sync     = { optional=true, version="0.0.3", package="uu_sync", path="src/uu/sync" }
-tac      = { optional=true, version="0.0.3", package="uu_tac", path="src/uu/tac" }
-tail     = { optional=true, version="0.0.3", package="uu_tail", path="src/uu/tail" }
-tee      = { optional=true, version="0.0.3", package="uu_tee", path="src/uu/tee" }
-timeout  = { optional=true, version="0.0.3", package="uu_timeout", path="src/uu/timeout" }
-touch    = { optional=true, version="0.0.3", package="uu_touch", path="src/uu/touch" }
-tr       = { optional=true, version="0.0.3", package="uu_tr", path="src/uu/tr" }
-true     = { optional=true, version="0.0.3", package="uu_true", path="src/uu/true" }
-truncate = { optional=true, version="0.0.3", package="uu_truncate", path="src/uu/truncate" }
-tsort    = { optional=true, version="0.0.3", package="uu_tsort", path="src/uu/tsort" }
-tty      = { optional=true, version="0.0.3", package="uu_tty", path="src/uu/tty" }
-uname    = { optional=true, version="0.0.3", package="uu_uname", path="src/uu/uname" }
-unexpand = { optional=true, version="0.0.3", package="uu_unexpand", path="src/uu/unexpand" }
-uniq     = { optional=true, version="0.0.3", package="uu_uniq", path="src/uu/uniq" }
-unlink   = { optional=true, version="0.0.3", package="uu_unlink", path="src/uu/unlink" }
-uptime   = { optional=true, version="0.0.3", package="uu_uptime", path="src/uu/uptime" }
-users    = { optional=true, version="0.0.3", package="uu_users", path="src/uu/users" }
-wc       = { optional=true, version="0.0.3", package="uu_wc", path="src/uu/wc" }
-who      = { optional=true, version="0.0.3", package="uu_who", path="src/uu/who" }
-whoami   = { optional=true, version="0.0.3", package="uu_whoami", path="src/uu/whoami" }
-yes      = { optional=true, version="0.0.3", package="uu_yes", path="src/uu/yes" }
+arch     = { optional=true, version="0.0.4", package="uu_arch", path="src/uu/arch" }
+base32   = { optional=true, version="0.0.4", package="uu_base32", path="src/uu/base32" }
+base64   = { optional=true, version="0.0.4", package="uu_base64", path="src/uu/base64" }
+basename = { optional=true, version="0.0.4", package="uu_basename", path="src/uu/basename" }
+cat      = { optional=true, version="0.0.4", package="uu_cat", path="src/uu/cat" }
+chgrp    = { optional=true, version="0.0.4", package="uu_chgrp", path="src/uu/chgrp" }
+chmod    = { optional=true, version="0.0.4", package="uu_chmod", path="src/uu/chmod" }
+chown    = { optional=true, version="0.0.4", package="uu_chown", path="src/uu/chown" }
+chroot   = { optional=true, version="0.0.4", package="uu_chroot", path="src/uu/chroot" }
+cksum    = { optional=true, version="0.0.4", package="uu_cksum", path="src/uu/cksum" }
+comm     = { optional=true, version="0.0.4", package="uu_comm", path="src/uu/comm" }
+cp       = { optional=true, version="0.0.4", package="uu_cp", path="src/uu/cp" }
+csplit   = { optional=true, version="0.0.4", package="uu_csplit", path="src/uu/csplit" }
+cut      = { optional=true, version="0.0.4", package="uu_cut", path="src/uu/cut" }
+date     = { optional=true, version="0.0.4", package="uu_date", path="src/uu/date" }
+df       = { optional=true, version="0.0.4", package="uu_df", path="src/uu/df" }
+dircolors= { optional=true, version="0.0.4", package="uu_dircolors", path="src/uu/dircolors" }
+dirname  = { optional=true, version="0.0.4", package="uu_dirname", path="src/uu/dirname" }
+du       = { optional=true, version="0.0.4", package="uu_du", path="src/uu/du" }
+echo     = { optional=true, version="0.0.4", package="uu_echo", path="src/uu/echo" }
+env      = { optional=true, version="0.0.4", package="uu_env", path="src/uu/env" }
+expand   = { optional=true, version="0.0.4", package="uu_expand", path="src/uu/expand" }
+expr     = { optional=true, version="0.0.4", package="uu_expr", path="src/uu/expr" }
+factor   = { optional=true, version="0.0.4", package="uu_factor", path="src/uu/factor" }
+false    = { optional=true, version="0.0.4", package="uu_false", path="src/uu/false" }
+fmt      = { optional=true, version="0.0.4", package="uu_fmt", path="src/uu/fmt" }
+fold     = { optional=true, version="0.0.4", package="uu_fold", path="src/uu/fold" }
+groups   = { optional=true, version="0.0.4", package="uu_groups", path="src/uu/groups" }
+hashsum  = { optional=true, version="0.0.4", package="uu_hashsum", path="src/uu/hashsum" }
+head     = { optional=true, version="0.0.4", package="uu_head", path="src/uu/head" }
+hostid   = { optional=true, version="0.0.4", package="uu_hostid", path="src/uu/hostid" }
+hostname = { optional=true, version="0.0.4", package="uu_hostname", path="src/uu/hostname" }
+id       = { optional=true, version="0.0.4", package="uu_id", path="src/uu/id" }
+install  = { optional=true, version="0.0.4", package="uu_install", path="src/uu/install" }
+join     = { optional=true, version="0.0.4", package="uu_join", path="src/uu/join" }
+kill     = { optional=true, version="0.0.4", package="uu_kill", path="src/uu/kill" }
+link     = { optional=true, version="0.0.4", package="uu_link", path="src/uu/link" }
+ln       = { optional=true, version="0.0.4", package="uu_ln", path="src/uu/ln" }
+ls       = { optional=true, version="0.0.4", package="uu_ls", path="src/uu/ls" }
+logname  = { optional=true, version="0.0.4", package="uu_logname", path="src/uu/logname" }
+mkdir    = { optional=true, version="0.0.4", package="uu_mkdir", path="src/uu/mkdir" }
+mkfifo   = { optional=true, version="0.0.4", package="uu_mkfifo", path="src/uu/mkfifo" }
+mknod    = { optional=true, version="0.0.4", package="uu_mknod", path="src/uu/mknod" }
+mktemp   = { optional=true, version="0.0.4", package="uu_mktemp", path="src/uu/mktemp" }
+more     = { optional=true, version="0.0.4", package="uu_more", path="src/uu/more" }
+mv       = { optional=true, version="0.0.4", package="uu_mv", path="src/uu/mv" }
+nice     = { optional=true, version="0.0.4", package="uu_nice", path="src/uu/nice" }
+nl       = { optional=true, version="0.0.4", package="uu_nl", path="src/uu/nl" }
+nohup    = { optional=true, version="0.0.4", package="uu_nohup", path="src/uu/nohup" }
+nproc    = { optional=true, version="0.0.4", package="uu_nproc", path="src/uu/nproc" }
+numfmt   = { optional=true, version="0.0.4", package="uu_numfmt", path="src/uu/numfmt" }
+od       = { optional=true, version="0.0.4", package="uu_od", path="src/uu/od" }
+paste    = { optional=true, version="0.0.4", package="uu_paste", path="src/uu/paste" }
+pathchk  = { optional=true, version="0.0.4", package="uu_pathchk", path="src/uu/pathchk" }
+pinky    = { optional=true, version="0.0.4", package="uu_pinky", path="src/uu/pinky" }
+printenv = { optional=true, version="0.0.4", package="uu_printenv", path="src/uu/printenv" }
+printf   = { optional=true, version="0.0.4", package="uu_printf", path="src/uu/printf" }
+ptx      = { optional=true, version="0.0.4", package="uu_ptx", path="src/uu/ptx" }
+pwd      = { optional=true, version="0.0.4", package="uu_pwd", path="src/uu/pwd" }
+readlink = { optional=true, version="0.0.4", package="uu_readlink", path="src/uu/readlink" }
+realpath = { optional=true, version="0.0.4", package="uu_realpath", path="src/uu/realpath" }
+relpath  = { optional=true, version="0.0.4", package="uu_relpath", path="src/uu/relpath" }
+rm       = { optional=true, version="0.0.4", package="uu_rm", path="src/uu/rm" }
+rmdir    = { optional=true, version="0.0.4", package="uu_rmdir", path="src/uu/rmdir" }
+seq      = { optional=true, version="0.0.4", package="uu_seq", path="src/uu/seq" }
+shred    = { optional=true, version="0.0.4", package="uu_shred", path="src/uu/shred" }
+shuf     = { optional=true, version="0.0.4", package="uu_shuf", path="src/uu/shuf" }
+sleep    = { optional=true, version="0.0.4", package="uu_sleep", path="src/uu/sleep" }
+sort     = { optional=true, version="0.0.4", package="uu_sort", path="src/uu/sort" }
+split    = { optional=true, version="0.0.4", package="uu_split", path="src/uu/split" }
+stat     = { optional=true, version="0.0.4", package="uu_stat", path="src/uu/stat" }
+stdbuf   = { optional=true, version="0.0.4", package="uu_stdbuf", path="src/uu/stdbuf" }
+sum      = { optional=true, version="0.0.4", package="uu_sum", path="src/uu/sum" }
+sync     = { optional=true, version="0.0.4", package="uu_sync", path="src/uu/sync" }
+tac      = { optional=true, version="0.0.4", package="uu_tac", path="src/uu/tac" }
+tail     = { optional=true, version="0.0.4", package="uu_tail", path="src/uu/tail" }
+tee      = { optional=true, version="0.0.4", package="uu_tee", path="src/uu/tee" }
+timeout  = { optional=true, version="0.0.4", package="uu_timeout", path="src/uu/timeout" }
+touch    = { optional=true, version="0.0.4", package="uu_touch", path="src/uu/touch" }
+tr       = { optional=true, version="0.0.4", package="uu_tr", path="src/uu/tr" }
+true     = { optional=true, version="0.0.4", package="uu_true", path="src/uu/true" }
+truncate = { optional=true, version="0.0.4", package="uu_truncate", path="src/uu/truncate" }
+tsort    = { optional=true, version="0.0.4", package="uu_tsort", path="src/uu/tsort" }
+tty      = { optional=true, version="0.0.4", package="uu_tty", path="src/uu/tty" }
+uname    = { optional=true, version="0.0.4", package="uu_uname", path="src/uu/uname" }
+unexpand = { optional=true, version="0.0.4", package="uu_unexpand", path="src/uu/unexpand" }
+uniq     = { optional=true, version="0.0.4", package="uu_uniq", path="src/uu/uniq" }
+unlink   = { optional=true, version="0.0.4", package="uu_unlink", path="src/uu/unlink" }
+uptime   = { optional=true, version="0.0.4", package="uu_uptime", path="src/uu/uptime" }
+users    = { optional=true, version="0.0.4", package="uu_users", path="src/uu/users" }
+wc       = { optional=true, version="0.0.4", package="uu_wc", path="src/uu/wc" }
+who      = { optional=true, version="0.0.4", package="uu_who", path="src/uu/who" }
+whoami   = { optional=true, version="0.0.4", package="uu_whoami", path="src/uu/whoami" }
+yes      = { optional=true, version="0.0.4", package="uu_yes", path="src/uu/yes" }
 #
 # * pinned transitive dependencies
 pin_cc = { version="1.0.61, < 1.0.62", package="cc" } ## cc v1.0.62 has compiler errors for MinRustV v1.32.0, requires 1.34 (for `std::str::split_ascii_whitespace()`)
@@ -346,7 +346,7 @@ sha1 = { version="0.6", features=["std"] }
 tempfile = "= 3.1.0"
 time = "0.1"
 unindent = "0.1"
-uucore = { version=">=0.0.6", package="uucore", path="src/uucore", features=["entries"] }
+uucore = { version=">=0.0.7", package="uucore", path="src/uucore", features=["entries"] }
 
 [target.'cfg(unix)'.dev-dependencies]
 rust-users = { version="0.10", package="users" }
diff --git a/src/uu/arch/Cargo.toml b/src/uu/arch/Cargo.toml
index 664392ba4..4ca0fbda7 100644
--- a/src/uu/arch/Cargo.toml
+++ b/src/uu/arch/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_arch"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "arch ~ (uutils) display machine architecture"
@@ -15,8 +15,8 @@ edition = "2018"
 path = "src/arch.rs"
 
 [dependencies]
-platform-info = "0.0.1"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+platform-info = "0.1"
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/base32/Cargo.toml b/src/uu/base32/Cargo.toml
index 57ce64759..0abb718c8 100644
--- a/src/uu/base32/Cargo.toml
+++ b/src/uu/base32/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_base32"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "base32 ~ (uutils) decode/encode input (base32-encoding)"
@@ -15,7 +15,7 @@ edition = "2018"
 path = "src/base32.rs"
 
 [dependencies]
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features = ["encoding"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features = ["encoding"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/base64/Cargo.toml b/src/uu/base64/Cargo.toml
index da3ed16e6..eef9b1ec3 100644
--- a/src/uu/base64/Cargo.toml
+++ b/src/uu/base64/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_base64"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "base64 ~ (uutils) decode/encode input (base64-encoding)"
@@ -15,7 +15,7 @@ edition = "2018"
 path = "src/base64.rs"
 
 [dependencies]
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features = ["encoding"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features = ["encoding"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/basename/Cargo.toml b/src/uu/basename/Cargo.toml
index 9a06d4acd..218d9eb08 100644
--- a/src/uu/basename/Cargo.toml
+++ b/src/uu/basename/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_basename"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "basename ~ (uutils) display PATHNAME with leading directory components removed"
@@ -15,7 +15,7 @@ edition = "2018"
 path = "src/basename.rs"
 
 [dependencies]
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/cat/Cargo.toml b/src/uu/cat/Cargo.toml
index 49f8b6761..415477588 100644
--- a/src/uu/cat/Cargo.toml
+++ b/src/uu/cat/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_cat"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "cat ~ (uutils) concatenate and display input"
@@ -16,7 +16,7 @@ path = "src/cat.rs"
 
 [dependencies]
 quick-error = "1.2.3"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["fs"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["fs"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [target.'cfg(unix)'.dependencies]
diff --git a/src/uu/chgrp/Cargo.toml b/src/uu/chgrp/Cargo.toml
index bcae7b436..60f9d6370 100644
--- a/src/uu/chgrp/Cargo.toml
+++ b/src/uu/chgrp/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_chgrp"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "chgrp ~ (uutils) change the group ownership of FILE"
@@ -15,7 +15,7 @@ edition = "2018"
 path = "src/chgrp.rs"
 
 [dependencies]
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["entries", "fs", "perms"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["entries", "fs", "perms"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 walkdir = "2.2"
 
diff --git a/src/uu/chmod/Cargo.toml b/src/uu/chmod/Cargo.toml
index 6829dab62..41b73d8a6 100644
--- a/src/uu/chmod/Cargo.toml
+++ b/src/uu/chmod/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_chmod"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "chmod ~ (uutils) change mode of FILE"
@@ -16,7 +16,7 @@ path = "src/chmod.rs"
 
 [dependencies]
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["fs", "mode"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["fs", "mode"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 walkdir = "2.2"
 
diff --git a/src/uu/chown/Cargo.toml b/src/uu/chown/Cargo.toml
index e0bbf759c..f2d21ef88 100644
--- a/src/uu/chown/Cargo.toml
+++ b/src/uu/chown/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_chown"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "chown ~ (uutils) change the ownership of FILE"
@@ -17,7 +17,7 @@ path = "src/chown.rs"
 [dependencies]
 clap = "2.33"
 glob = "0.3.0"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["entries", "fs", "perms"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["entries", "fs", "perms"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 walkdir = "2.2"
 
diff --git a/src/uu/chroot/Cargo.toml b/src/uu/chroot/Cargo.toml
index 774a18f2a..7ad2f0908 100644
--- a/src/uu/chroot/Cargo.toml
+++ b/src/uu/chroot/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_chroot"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "chroot ~ (uutils) run COMMAND under a new root directory"
@@ -16,7 +16,7 @@ path = "src/chroot.rs"
 
 [dependencies]
 getopts = "0.2.18"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["entries"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["entries"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/cksum/Cargo.toml b/src/uu/cksum/Cargo.toml
index 3a3cd6b14..ef3ec8b46 100644
--- a/src/uu/cksum/Cargo.toml
+++ b/src/uu/cksum/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_cksum"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "cksum ~ (uutils) display CRC and size of input"
@@ -16,7 +16,7 @@ path = "src/cksum.rs"
 
 [dependencies]
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/comm/Cargo.toml b/src/uu/comm/Cargo.toml
index a596fa6b1..ddfbb6a47 100644
--- a/src/uu/comm/Cargo.toml
+++ b/src/uu/comm/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_comm"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "comm ~ (uutils) compare sorted inputs"
@@ -17,7 +17,7 @@ path = "src/comm.rs"
 [dependencies]
 getopts = "0.2.18"
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/cp/Cargo.toml b/src/uu/cp/Cargo.toml
index 4f0c3dccb..a0253433f 100644
--- a/src/uu/cp/Cargo.toml
+++ b/src/uu/cp/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_cp"
-version = "0.0.3"
+version = "0.0.4"
 authors = [
     "Jordy Dickinson <jordy.dickinson@gmail.com>",
     "Joshua S. Miller <jsmiller@uchicago.edu>",
@@ -23,7 +23,7 @@ clap = "2.33"
 filetime = "0.2"
 libc = "0.2.85"
 quick-error = "1.2.3"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["fs"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["fs"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 walkdir = "2.2"
 
diff --git a/src/uu/csplit/Cargo.toml b/src/uu/csplit/Cargo.toml
index 540e508c7..68c6e2322 100644
--- a/src/uu/csplit/Cargo.toml
+++ b/src/uu/csplit/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_csplit"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "csplit ~ (uutils) Output pieces of FILE separated by PATTERN(s) to files 'xx00', 'xx01', ..., and output byte counts of each piece to standard output"
@@ -19,7 +19,7 @@ getopts = "0.2.17"
 thiserror = "1.0"
 regex = "1.0.0"
 glob = "0.2.11"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["entries", "fs"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["entries", "fs"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/cut/Cargo.toml b/src/uu/cut/Cargo.toml
index 407c79b41..71f7c3f6a 100644
--- a/src/uu/cut/Cargo.toml
+++ b/src/uu/cut/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_cut"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "cut ~ (uutils) display byte/field columns of input lines"
@@ -15,7 +15,7 @@ edition = "2018"
 path = "src/cut.rs"
 
 [dependencies]
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/date/Cargo.toml b/src/uu/date/Cargo.toml
index d2e703991..4e3227f02 100644
--- a/src/uu/date/Cargo.toml
+++ b/src/uu/date/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_date"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "date ~ (uutils) display or set the current time"
@@ -17,7 +17,7 @@ path = "src/date.rs"
 [dependencies]
 chrono = "0.4.4"
 clap = "2.33"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/df/Cargo.toml b/src/uu/df/Cargo.toml
index 4977f84d3..24fce763b 100644
--- a/src/uu/df/Cargo.toml
+++ b/src/uu/df/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_df"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "df ~ (uutils) display file system information"
@@ -18,7 +18,7 @@ path = "src/df.rs"
 clap = "2.33"
 libc = "0.2"
 number_prefix = "0.4"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [target.'cfg(target_os = "windows")'.dependencies]
diff --git a/src/uu/dircolors/Cargo.toml b/src/uu/dircolors/Cargo.toml
index 7f0b83570..667fc3b70 100644
--- a/src/uu/dircolors/Cargo.toml
+++ b/src/uu/dircolors/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_dircolors"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "dircolors ~ (uutils) display commands to set LS_COLORS"
@@ -16,7 +16,7 @@ path = "src/dircolors.rs"
 
 [dependencies]
 glob = "0.3.0"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/dirname/Cargo.toml b/src/uu/dirname/Cargo.toml
index 539c78924..9c565a3e6 100644
--- a/src/uu/dirname/Cargo.toml
+++ b/src/uu/dirname/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_dirname"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "dirname ~ (uutils) display parent directory of PATHNAME"
@@ -16,7 +16,7 @@ path = "src/dirname.rs"
 
 [dependencies]
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/du/Cargo.toml b/src/uu/du/Cargo.toml
index beabb5794..912eef17e 100644
--- a/src/uu/du/Cargo.toml
+++ b/src/uu/du/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_du"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "du ~ (uutils) display disk usage"
@@ -16,7 +16,7 @@ path = "src/du.rs"
 
 [dependencies]
 time = "0.1.40"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/echo/Cargo.toml b/src/uu/echo/Cargo.toml
index 0aa661860..a8742b68f 100644
--- a/src/uu/echo/Cargo.toml
+++ b/src/uu/echo/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_echo"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "echo ~ (uutils) display TEXT"
@@ -15,7 +15,7 @@ edition = "2018"
 path = "src/echo.rs"
 
 [dependencies]
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/env/Cargo.toml b/src/uu/env/Cargo.toml
index 6b3b5440d..864ecd1b2 100644
--- a/src/uu/env/Cargo.toml
+++ b/src/uu/env/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_env"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "env ~ (uutils) set each NAME to VALUE in the environment and run COMMAND"
@@ -18,7 +18,7 @@ path = "src/env.rs"
 clap = "2.33"
 libc = "0.2.42"
 rust-ini = "0.13.0"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/expand/Cargo.toml b/src/uu/expand/Cargo.toml
index 83acbdef4..d9861a0c7 100644
--- a/src/uu/expand/Cargo.toml
+++ b/src/uu/expand/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_expand"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "expand ~ (uutils) convert input tabs to spaces"
@@ -17,7 +17,7 @@ path = "src/expand.rs"
 [dependencies]
 getopts = "0.2.18"
 unicode-width = "0.1.5"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/expr/Cargo.toml b/src/uu/expr/Cargo.toml
index f3ff65bb2..1246ff873 100644
--- a/src/uu/expr/Cargo.toml
+++ b/src/uu/expr/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_expr"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "expr ~ (uutils) display the value of EXPRESSION"
@@ -17,7 +17,7 @@ path = "src/expr.rs"
 [dependencies]
 libc = "0.2.42"
 onig = "~4.3.2"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/factor/Cargo.toml b/src/uu/factor/Cargo.toml
index 9724d6fb0..d1160c493 100644
--- a/src/uu/factor/Cargo.toml
+++ b/src/uu/factor/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_factor"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "factor ~ (uutils) display the prime factors of each NUMBER"
@@ -19,7 +19,7 @@ num-traits = "0.2.13" # used in src/numerics.rs, which is included by build.rs
 num-traits = "0.2.13" # Needs at least version 0.2.13 for "OverflowingAdd"
 rand = { version="0.7", features=["small_rng"] }
 smallvec = { version="0.6.14, < 1.0" }
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [dev-dependencies]
diff --git a/src/uu/false/Cargo.toml b/src/uu/false/Cargo.toml
index 6c6c64b53..413cbc990 100644
--- a/src/uu/false/Cargo.toml
+++ b/src/uu/false/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_false"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "false ~ (uutils) do nothing and fail"
@@ -15,7 +15,7 @@ edition = "2018"
 path = "src/false.rs"
 
 [dependencies]
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/fmt/Cargo.toml b/src/uu/fmt/Cargo.toml
index dc3f7fba5..e150b2962 100644
--- a/src/uu/fmt/Cargo.toml
+++ b/src/uu/fmt/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_fmt"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "fmt ~ (uutils) reformat each paragraph of input"
@@ -18,7 +18,7 @@ path = "src/fmt.rs"
 clap = "2.33"
 libc = "0.2.42"
 unicode-width = "0.1.5"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/fold/Cargo.toml b/src/uu/fold/Cargo.toml
index 8299e58b5..23dadc8eb 100644
--- a/src/uu/fold/Cargo.toml
+++ b/src/uu/fold/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_fold"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "fold ~ (uutils) wrap each line of input"
@@ -15,7 +15,7 @@ edition = "2018"
 path = "src/fold.rs"
 
 [dependencies]
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/groups/Cargo.toml b/src/uu/groups/Cargo.toml
index 178f305c1..455e2d224 100644
--- a/src/uu/groups/Cargo.toml
+++ b/src/uu/groups/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_groups"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "groups ~ (uutils) display group memberships for USERNAME"
@@ -15,7 +15,7 @@ edition = "2018"
 path = "src/groups.rs"
 
 [dependencies]
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["entries"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["entries"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 clap = "2.33"
 
diff --git a/src/uu/hashsum/Cargo.toml b/src/uu/hashsum/Cargo.toml
index 0e120e13a..c9bb4da9f 100644
--- a/src/uu/hashsum/Cargo.toml
+++ b/src/uu/hashsum/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_hashsum"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "hashsum ~ (uutils) display or check input digests"
@@ -26,7 +26,7 @@ sha1 = "0.6.0"
 sha2 = "0.6.0"
 sha3 = "0.6.0"
 blake2-rfc = "0.2.18"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/head/Cargo.toml b/src/uu/head/Cargo.toml
index f8b03b15b..adcce2726 100644
--- a/src/uu/head/Cargo.toml
+++ b/src/uu/head/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_head"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "head ~ (uutils) display the first lines of input"
@@ -16,7 +16,7 @@ path = "src/head.rs"
 
 [dependencies]
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/hostid/Cargo.toml b/src/uu/hostid/Cargo.toml
index 75686e93a..b3870652e 100644
--- a/src/uu/hostid/Cargo.toml
+++ b/src/uu/hostid/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_hostid"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "hostid ~ (uutils) display the numeric identifier of the current host"
@@ -16,7 +16,7 @@ path = "src/hostid.rs"
 
 [dependencies]
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/hostname/Cargo.toml b/src/uu/hostname/Cargo.toml
index 34af5600c..75b9b5f9a 100644
--- a/src/uu/hostname/Cargo.toml
+++ b/src/uu/hostname/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_hostname"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "hostname ~ (uutils) display or set the host name of the current host"
@@ -18,7 +18,7 @@ path = "src/hostname.rs"
 clap = "2.33"
 libc = "0.2.42"
 hostname = { version = "0.3", features = ["set"] }
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["wide"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["wide"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 winapi = { version="0.3", features=["sysinfoapi", "winsock2"] }
 
diff --git a/src/uu/id/Cargo.toml b/src/uu/id/Cargo.toml
index 0643816db..46e5cb578 100644
--- a/src/uu/id/Cargo.toml
+++ b/src/uu/id/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_id"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "id ~ (uutils) display user and group information for USER"
@@ -16,7 +16,7 @@ path = "src/id.rs"
 
 [dependencies]
 clap = "2.33"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["entries", "process"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["entries", "process"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/install/Cargo.toml b/src/uu/install/Cargo.toml
index ebea997a0..5280184fe 100644
--- a/src/uu/install/Cargo.toml
+++ b/src/uu/install/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_install"
-version = "0.0.3"
+version = "0.0.4"
 authors = [
     "Ben Eills <ben@beneills.com>",
     "uutils developers",
@@ -20,7 +20,7 @@ path = "src/install.rs"
 [dependencies]
 clap = "2.33"
 libc = ">= 0.2"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["mode", "perms", "entries"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["mode", "perms", "entries"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [dev-dependencies]
diff --git a/src/uu/join/Cargo.toml b/src/uu/join/Cargo.toml
index bfe81c098..d02703a62 100644
--- a/src/uu/join/Cargo.toml
+++ b/src/uu/join/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_join"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "join ~ (uutils) merge lines from inputs with matching join fields"
@@ -16,7 +16,7 @@ path = "src/join.rs"
 
 [dependencies]
 clap = "2.33"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/kill/Cargo.toml b/src/uu/kill/Cargo.toml
index 8bb70a164..dd69cd35d 100644
--- a/src/uu/kill/Cargo.toml
+++ b/src/uu/kill/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_kill"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "kill ~ (uutils) send a signal to a process"
@@ -16,7 +16,7 @@ path = "src/kill.rs"
 
 [dependencies]
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["signals"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["signals"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/link/Cargo.toml b/src/uu/link/Cargo.toml
index fce502a29..aaa183981 100644
--- a/src/uu/link/Cargo.toml
+++ b/src/uu/link/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_link"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "link ~ (uutils) create a hard (file system) link to FILE"
@@ -16,7 +16,7 @@ path = "src/link.rs"
 
 [dependencies]
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/ln/Cargo.toml b/src/uu/ln/Cargo.toml
index c2e7f3cf7..2b97f025a 100644
--- a/src/uu/ln/Cargo.toml
+++ b/src/uu/ln/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_ln"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "ln ~ (uutils) create a (file system) link to TARGET"
@@ -17,7 +17,7 @@ path = "src/ln.rs"
 [dependencies]
 clap = "2.33"
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["fs"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["fs"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/logname/Cargo.toml b/src/uu/logname/Cargo.toml
index 310dc1207..d58576c77 100644
--- a/src/uu/logname/Cargo.toml
+++ b/src/uu/logname/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_logname"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "logname ~ (uutils) display the login name of the current user"
@@ -16,7 +16,7 @@ path = "src/logname.rs"
 
 [dependencies]
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/ls/Cargo.toml b/src/uu/ls/Cargo.toml
index f65f9aa2e..10d7cc2da 100644
--- a/src/uu/ls/Cargo.toml
+++ b/src/uu/ls/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_ls"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "ls ~ (uutils) display directory contents"
@@ -22,7 +22,7 @@ term_grid = "0.1.5"
 termsize = "0.1.6"
 time = "0.1.40"
 unicode-width = "0.1.5"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["entries", "fs"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["entries", "fs"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [target.'cfg(unix)'.dependencies]
diff --git a/src/uu/mkdir/Cargo.toml b/src/uu/mkdir/Cargo.toml
index 494e221e1..9cedb5c03 100644
--- a/src/uu/mkdir/Cargo.toml
+++ b/src/uu/mkdir/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_mkdir"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "mkdir ~ (uutils) create DIRECTORY"
@@ -17,7 +17,7 @@ path = "src/mkdir.rs"
 [dependencies]
 clap = "2.33"
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["fs", "mode"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["fs", "mode"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/mkfifo/Cargo.toml b/src/uu/mkfifo/Cargo.toml
index 905cf5bbe..627d4a721 100644
--- a/src/uu/mkfifo/Cargo.toml
+++ b/src/uu/mkfifo/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_mkfifo"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "mkfifo ~ (uutils) create FIFOs (named pipes)"
@@ -17,7 +17,7 @@ path = "src/mkfifo.rs"
 [dependencies]
 getopts = "0.2.18"
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/mknod/Cargo.toml b/src/uu/mknod/Cargo.toml
index b6d6887b7..426534e75 100644
--- a/src/uu/mknod/Cargo.toml
+++ b/src/uu/mknod/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_mknod"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "mknod ~ (uutils) create special file NAME of TYPE"
@@ -18,7 +18,7 @@ path = "src/mknod.rs"
 [dependencies]
 getopts = "0.2.18"
 libc = "^0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["mode"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["mode"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/mktemp/Cargo.toml b/src/uu/mktemp/Cargo.toml
index 4ba45dd92..c48306a40 100644
--- a/src/uu/mktemp/Cargo.toml
+++ b/src/uu/mktemp/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_mktemp"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "mktemp ~ (uutils) create and display a temporary file or directory from TEMPLATE"
@@ -18,7 +18,7 @@ path = "src/mktemp.rs"
 clap = "2.33"
 rand = "0.5"
 tempfile = "3.1"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/more/Cargo.toml b/src/uu/more/Cargo.toml
index a54b8b2d6..3c1746bd4 100644
--- a/src/uu/more/Cargo.toml
+++ b/src/uu/more/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_more"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "more ~ (uutils) input perusal filter"
@@ -16,7 +16,7 @@ path = "src/more.rs"
 
 [dependencies]
 getopts = "0.2.18"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [target.'cfg(target_os = "redox")'.dependencies]
diff --git a/src/uu/mv/Cargo.toml b/src/uu/mv/Cargo.toml
index eed89e1f4..1a4f90801 100644
--- a/src/uu/mv/Cargo.toml
+++ b/src/uu/mv/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_mv"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "mv ~ (uutils) move (rename) SOURCE to DESTINATION"
@@ -17,7 +17,7 @@ path = "src/mv.rs"
 [dependencies]
 clap = "2.33"
 fs_extra = "1.1.0"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/nice/Cargo.toml b/src/uu/nice/Cargo.toml
index 200c0f5df..e7d184c96 100644
--- a/src/uu/nice/Cargo.toml
+++ b/src/uu/nice/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_nice"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "nice ~ (uutils) run PROGRAM with modified scheduling priority"
@@ -17,7 +17,7 @@ path = "src/nice.rs"
 [dependencies]
 getopts = "0.2.18"
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/nl/Cargo.toml b/src/uu/nl/Cargo.toml
index 80733f424..d5cddbde2 100644
--- a/src/uu/nl/Cargo.toml
+++ b/src/uu/nl/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_nl"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "nl ~ (uutils) display input with added line numbers"
@@ -21,7 +21,7 @@ libc = "0.2.42"
 memchr = "2.2.0"
 regex = "1.0.1"
 regex-syntax = "0.6.7"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/nohup/Cargo.toml b/src/uu/nohup/Cargo.toml
index 349cde7aa..0c5709a65 100644
--- a/src/uu/nohup/Cargo.toml
+++ b/src/uu/nohup/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_nohup"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "nohup ~ (uutils) run COMMAND, ignoring hangup signals"
@@ -17,7 +17,7 @@ path = "src/nohup.rs"
 [dependencies]
 getopts = "0.2.18"
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["fs"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["fs"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/nproc/Cargo.toml b/src/uu/nproc/Cargo.toml
index 7194f99e2..98f9a4afa 100644
--- a/src/uu/nproc/Cargo.toml
+++ b/src/uu/nproc/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_nproc"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "nproc ~ (uutils) display the number of processing units available"
@@ -18,7 +18,7 @@ path = "src/nproc.rs"
 libc = "0.2.42"
 num_cpus = "1.10"
 clap = "2.33"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["fs"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["fs"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/numfmt/Cargo.toml b/src/uu/numfmt/Cargo.toml
index 65f3570e9..b8e54656c 100644
--- a/src/uu/numfmt/Cargo.toml
+++ b/src/uu/numfmt/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_numfmt"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "numfmt ~ (uutils) reformat NUMBER"
@@ -16,7 +16,7 @@ path = "src/numfmt.rs"
 
 [dependencies]
 clap = "2.33"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/od/Cargo.toml b/src/uu/od/Cargo.toml
index 1c4f970e4..14aea59a7 100644
--- a/src/uu/od/Cargo.toml
+++ b/src/uu/od/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_od"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "od ~ (uutils) display formatted representation of input"
@@ -19,7 +19,7 @@ byteorder = "1.3.2"
 getopts = "0.2.18"
 half = "1.6"
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/paste/Cargo.toml b/src/uu/paste/Cargo.toml
index 63e357cb2..f25654738 100644
--- a/src/uu/paste/Cargo.toml
+++ b/src/uu/paste/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_paste"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "paste ~ (uutils) merge lines from inputs"
@@ -16,7 +16,7 @@ path = "src/paste.rs"
 
 [dependencies]
 getopts = "0.2.18"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/pathchk/Cargo.toml b/src/uu/pathchk/Cargo.toml
index 9ff514fcc..452199f4f 100644
--- a/src/uu/pathchk/Cargo.toml
+++ b/src/uu/pathchk/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_pathchk"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "pathchk ~ (uutils) diagnose invalid or non-portable PATHNAME"
@@ -17,7 +17,7 @@ path = "src/pathchk.rs"
 [dependencies]
 getopts = "0.2.18"
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/pinky/Cargo.toml b/src/uu/pinky/Cargo.toml
index e52b0cdca..1618eab57 100644
--- a/src/uu/pinky/Cargo.toml
+++ b/src/uu/pinky/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_pinky"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "pinky ~ (uutils) display user information"
@@ -15,7 +15,7 @@ edition = "2018"
 path = "src/pinky.rs"
 
 [dependencies]
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["utmpx", "entries"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["utmpx", "entries"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/printenv/Cargo.toml b/src/uu/printenv/Cargo.toml
index 6a330cc03..5266c1e03 100644
--- a/src/uu/printenv/Cargo.toml
+++ b/src/uu/printenv/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_printenv"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "printenv ~ (uutils) display value of environment VAR"
@@ -16,7 +16,7 @@ path = "src/printenv.rs"
 
 [dependencies]
 clap = "2.33"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/printf/Cargo.toml b/src/uu/printf/Cargo.toml
index d7166ae00..c6737d178 100644
--- a/src/uu/printf/Cargo.toml
+++ b/src/uu/printf/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_printf"
-version = "0.0.3"
+version = "0.0.4"
 authors = [
     "Nathan Ross",
     "uutils developers",
@@ -19,7 +19,7 @@ path = "src/printf.rs"
 
 [dependencies]
 itertools = "0.8.0"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/ptx/Cargo.toml b/src/uu/ptx/Cargo.toml
index 26dea7b75..3a91feeb0 100644
--- a/src/uu/ptx/Cargo.toml
+++ b/src/uu/ptx/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_ptx"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "ptx ~ (uutils) display a permuted index of input"
@@ -21,7 +21,7 @@ libc = "0.2.42"
 memchr = "2.2.0"
 regex = "1.0.1"
 regex-syntax = "0.6.7"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/pwd/Cargo.toml b/src/uu/pwd/Cargo.toml
index 49cf18686..e074dc618 100644
--- a/src/uu/pwd/Cargo.toml
+++ b/src/uu/pwd/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_pwd"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "pwd ~ (uutils) display current working directory"
@@ -16,7 +16,7 @@ path = "src/pwd.rs"
 
 [dependencies]
 clap = "2.33"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/readlink/Cargo.toml b/src/uu/readlink/Cargo.toml
index bd89eb7a4..8e31f66f1 100644
--- a/src/uu/readlink/Cargo.toml
+++ b/src/uu/readlink/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_readlink"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "readlink ~ (uutils) display resolved path of PATHNAME"
@@ -17,7 +17,7 @@ path = "src/readlink.rs"
 [dependencies]
 clap = "2.33"
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["fs"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["fs"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/realpath/Cargo.toml b/src/uu/realpath/Cargo.toml
index 46678dd86..6f03086ba 100644
--- a/src/uu/realpath/Cargo.toml
+++ b/src/uu/realpath/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_realpath"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "realpath ~ (uutils) display resolved absolute path of PATHNAME"
@@ -16,7 +16,7 @@ path = "src/realpath.rs"
 
 [dependencies]
 clap = "2.33"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["fs"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["fs"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/relpath/Cargo.toml b/src/uu/relpath/Cargo.toml
index 9d87d5e23..1dc296ec6 100644
--- a/src/uu/relpath/Cargo.toml
+++ b/src/uu/relpath/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_relpath"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "relpath ~ (uutils) display relative path of PATHNAME_TO from PATHNAME_FROM"
@@ -16,7 +16,7 @@ path = "src/relpath.rs"
 
 [dependencies]
 getopts = "0.2.18"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["fs"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["fs"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/rm/Cargo.toml b/src/uu/rm/Cargo.toml
index 095764f72..b916412d8 100644
--- a/src/uu/rm/Cargo.toml
+++ b/src/uu/rm/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_rm"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "rm ~ (uutils) remove PATHNAME"
@@ -18,7 +18,7 @@ path = "src/rm.rs"
 clap = "2.33"
 walkdir = "2.2"
 remove_dir_all = "0.5.1"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/rmdir/Cargo.toml b/src/uu/rmdir/Cargo.toml
index 639e3f1cb..9d6bb03cc 100644
--- a/src/uu/rmdir/Cargo.toml
+++ b/src/uu/rmdir/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_rmdir"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "rmdir ~ (uutils) remove empty DIRECTORY"
@@ -16,7 +16,7 @@ path = "src/rmdir.rs"
 
 [dependencies]
 clap = "2.33"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/seq/Cargo.toml b/src/uu/seq/Cargo.toml
index df9abe4d2..d7ee72b68 100644
--- a/src/uu/seq/Cargo.toml
+++ b/src/uu/seq/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_seq"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "seq ~ (uutils) display a sequence of numbers"
@@ -16,7 +16,7 @@ path = "src/seq.rs"
 
 [dependencies]
 clap = "2.33"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/shred/Cargo.toml b/src/uu/shred/Cargo.toml
index bf23cc6ee..72e6119a8 100644
--- a/src/uu/shred/Cargo.toml
+++ b/src/uu/shred/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_shred"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "shred ~ (uutils) hide former FILE contents with repeated overwrites"
@@ -20,7 +20,7 @@ getopts = "0.2.18"
 libc = "0.2.42"
 rand = "0.5"
 time = "0.1.40"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/shuf/Cargo.toml b/src/uu/shuf/Cargo.toml
index 6e777eab5..b78d4fc04 100644
--- a/src/uu/shuf/Cargo.toml
+++ b/src/uu/shuf/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_shuf"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "shuf ~ (uutils) display random permutations of input lines"
@@ -17,7 +17,7 @@ path = "src/shuf.rs"
 [dependencies]
 getopts = "0.2.18"
 rand = "0.5"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/sleep/Cargo.toml b/src/uu/sleep/Cargo.toml
index 396f6424d..7bcbd1f4e 100644
--- a/src/uu/sleep/Cargo.toml
+++ b/src/uu/sleep/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_sleep"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "sleep ~ (uutils) pause for DURATION"
@@ -16,7 +16,7 @@ path = "src/sleep.rs"
 
 [dependencies]
 getopts = "0.2.18"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["parse_time"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["parse_time"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/sort/Cargo.toml b/src/uu/sort/Cargo.toml
index b95ece92f..5158f6e52 100644
--- a/src/uu/sort/Cargo.toml
+++ b/src/uu/sort/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_sort"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "sort ~ (uutils) sort input lines"
@@ -18,7 +18,7 @@ path = "src/sort.rs"
 clap = "2.33"
 itertools = "0.8.0"
 semver = "0.9.0"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["fs"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["fs"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/split/Cargo.toml b/src/uu/split/Cargo.toml
index ad0fb3906..7c3f1a56e 100644
--- a/src/uu/split/Cargo.toml
+++ b/src/uu/split/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_split"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "split ~ (uutils) split input into output files"
@@ -16,7 +16,7 @@ path = "src/split.rs"
 
 [dependencies]
 clap = "2.33"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/stat/Cargo.toml b/src/uu/stat/Cargo.toml
index e24a8ac9d..52ea88110 100644
--- a/src/uu/stat/Cargo.toml
+++ b/src/uu/stat/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_stat"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "stat ~ (uutils) display FILE status"
@@ -17,7 +17,7 @@ path = "src/stat.rs"
 [dependencies]
 clap = "2.33"
 time = "0.1.40"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["entries", "libc"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["entries", "libc"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/stdbuf/Cargo.toml b/src/uu/stdbuf/Cargo.toml
index 1a317e6ed..7a80e99ae 100644
--- a/src/uu/stdbuf/Cargo.toml
+++ b/src/uu/stdbuf/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_stdbuf"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "stdbuf ~ (uutils) run COMMAND with modified standard stream buffering"
@@ -17,11 +17,11 @@ path = "src/stdbuf.rs"
 [dependencies]
 getopts = "0.2.18"
 tempfile = "3.1"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [build-dependencies]
-libstdbuf = { version="0.0.3", package="uu_stdbuf_libstdbuf", path="src/libstdbuf" }
+libstdbuf = { version="0.0.4", package="uu_stdbuf_libstdbuf", path="src/libstdbuf" }
 
 [[bin]]
 name = "stdbuf"
diff --git a/src/uu/stdbuf/src/libstdbuf/Cargo.toml b/src/uu/stdbuf/src/libstdbuf/Cargo.toml
index 7bd34012d..ac9c7230f 100644
--- a/src/uu/stdbuf/src/libstdbuf/Cargo.toml
+++ b/src/uu/stdbuf/src/libstdbuf/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_stdbuf_libstdbuf"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "stdbuf/libstdbuf ~ (uutils); dynamic library required for stdbuf"
@@ -19,7 +19,7 @@ crate-type = ["cdylib", "rlib"] # XXX: note: the rlib is just to prevent Cargo f
 [dependencies]
 cpp = "0.5"
 libc = "0.2"
-uucore = { version=">=0.0.6", package="uucore", path="../../../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../../../uucore_procs" }
 
 [build-dependencies]
diff --git a/src/uu/sum/Cargo.toml b/src/uu/sum/Cargo.toml
index 4bc82ab5b..a880ba1f7 100644
--- a/src/uu/sum/Cargo.toml
+++ b/src/uu/sum/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_sum"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "sum ~ (uutils) display checksum and block counts for input"
@@ -16,7 +16,7 @@ path = "src/sum.rs"
 
 [dependencies]
 getopts = "0.2.18"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/sync/Cargo.toml b/src/uu/sync/Cargo.toml
index 7a7a83a43..4cbf69a41 100644
--- a/src/uu/sync/Cargo.toml
+++ b/src/uu/sync/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_sync"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "sync ~ (uutils) synchronize cache writes to storage"
@@ -17,7 +17,7 @@ path = "src/sync.rs"
 [dependencies]
 clap = "2.33"
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["wide"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["wide"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 winapi = { version = "0.3", features = ["errhandlingapi", "fileapi", "handleapi", "std", "winbase", "winerror"] }
 
diff --git a/src/uu/tac/Cargo.toml b/src/uu/tac/Cargo.toml
index b62875372..15e743006 100644
--- a/src/uu/tac/Cargo.toml
+++ b/src/uu/tac/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_tac"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "tac ~ (uutils) concatenate and display input lines in reverse order"
@@ -16,7 +16,7 @@ path = "src/tac.rs"
 
 [dependencies]
 getopts = "0.2.18"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/tail/Cargo.toml b/src/uu/tail/Cargo.toml
index f94283089..6e51e3e35 100644
--- a/src/uu/tail/Cargo.toml
+++ b/src/uu/tail/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_tail"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "tail ~ (uutils) display the last lines of input"
@@ -17,7 +17,7 @@ path = "src/tail.rs"
 [dependencies]
 clap = "2.33"
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 winapi = { version="0.3", features=["fileapi", "handleapi", "processthreadsapi", "synchapi", "winbase"] }
 
diff --git a/src/uu/tee/Cargo.toml b/src/uu/tee/Cargo.toml
index 931a010e5..ee18e888f 100644
--- a/src/uu/tee/Cargo.toml
+++ b/src/uu/tee/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_tee"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "tee ~ (uutils) display input and copy to FILE"
@@ -17,7 +17,7 @@ path = "src/tee.rs"
 [dependencies]
 getopts = "0.2.18"
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["libc"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["libc"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/test/Cargo.toml b/src/uu/test/Cargo.toml
index f076f242c..6471c9e62 100644
--- a/src/uu/test/Cargo.toml
+++ b/src/uu/test/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_test"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "test ~ (uutils) evaluate comparison and file type expressions"
@@ -16,7 +16,7 @@ path = "src/test.rs"
 
 [dependencies]
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [target.'cfg(target_os = "redox")'.dependencies]
diff --git a/src/uu/timeout/Cargo.toml b/src/uu/timeout/Cargo.toml
index 0a920d988..c13a98d19 100644
--- a/src/uu/timeout/Cargo.toml
+++ b/src/uu/timeout/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_timeout"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "timeout ~ (uutils) run COMMAND with a DURATION time limit"
@@ -17,7 +17,7 @@ path = "src/timeout.rs"
 [dependencies]
 getopts = "0.2.18"
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["parse_time", "process", "signals"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["parse_time", "process", "signals"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/touch/Cargo.toml b/src/uu/touch/Cargo.toml
index c88808224..fc021c096 100644
--- a/src/uu/touch/Cargo.toml
+++ b/src/uu/touch/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_touch"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "touch ~ (uutils) change FILE timestamps"
@@ -18,7 +18,7 @@ path = "src/touch.rs"
 filetime = "0.2.1"
 clap = "2.33"
 time = "0.1.40"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["libc"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["libc"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/tr/Cargo.toml b/src/uu/tr/Cargo.toml
index cdf519dfe..918698e24 100644
--- a/src/uu/tr/Cargo.toml
+++ b/src/uu/tr/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_tr"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "tr ~ (uutils) translate characters within input and display"
@@ -18,7 +18,7 @@ path = "src/tr.rs"
 bit-set = "0.5.0"
 fnv = "1.0.5"
 getopts = "0.2.18"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/true/Cargo.toml b/src/uu/true/Cargo.toml
index 26dd321aa..a73bfddd5 100644
--- a/src/uu/true/Cargo.toml
+++ b/src/uu/true/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_true"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "true ~ (uutils) do nothing and succeed"
@@ -15,7 +15,7 @@ edition = "2018"
 path = "src/true.rs"
 
 [dependencies]
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/truncate/Cargo.toml b/src/uu/truncate/Cargo.toml
index b0e5dc32b..4f770e666 100644
--- a/src/uu/truncate/Cargo.toml
+++ b/src/uu/truncate/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_truncate"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "truncate ~ (uutils) truncate (or extend) FILE to SIZE"
@@ -16,7 +16,7 @@ path = "src/truncate.rs"
 
 [dependencies]
 clap = "2.33"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/tsort/Cargo.toml b/src/uu/tsort/Cargo.toml
index 65e30b6c2..10672a9e0 100644
--- a/src/uu/tsort/Cargo.toml
+++ b/src/uu/tsort/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_tsort"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "tsort ~ (uutils) topologically sort input (partially ordered) pairs"
@@ -16,7 +16,7 @@ path = "src/tsort.rs"
 
 [dependencies]
 getopts = "0.2.18"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/tty/Cargo.toml b/src/uu/tty/Cargo.toml
index 2302c02cb..9912a3b9a 100644
--- a/src/uu/tty/Cargo.toml
+++ b/src/uu/tty/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_tty"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "tty ~ (uutils) display the name of the terminal connected to standard input"
@@ -17,7 +17,7 @@ path = "src/tty.rs"
 [dependencies]
 getopts = "0.2.18"
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["fs"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["fs"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/uname/Cargo.toml b/src/uu/uname/Cargo.toml
index 5e54aff43..87754f45a 100644
--- a/src/uu/uname/Cargo.toml
+++ b/src/uu/uname/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_uname"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "uname ~ (uutils) display system information"
@@ -17,7 +17,7 @@ path = "src/uname.rs"
 [dependencies]
 clap = "2.33"
 platform-info = "0.1"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/unexpand/Cargo.toml b/src/uu/unexpand/Cargo.toml
index 218b100b7..ec6967e21 100644
--- a/src/uu/unexpand/Cargo.toml
+++ b/src/uu/unexpand/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_unexpand"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "unexpand ~ (uutils) convert input spaces to tabs"
@@ -17,7 +17,7 @@ path = "src/unexpand.rs"
 [dependencies]
 getopts = "0.2.18"
 unicode-width = "0.1.5"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/uniq/Cargo.toml b/src/uu/uniq/Cargo.toml
index 924e2f93c..d3cf4309d 100644
--- a/src/uu/uniq/Cargo.toml
+++ b/src/uu/uniq/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_uniq"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "uniq ~ (uutils) filter identical adjacent lines from input"
@@ -16,7 +16,7 @@ path = "src/uniq.rs"
 
 [dependencies]
 clap = "2.33"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/unlink/Cargo.toml b/src/uu/unlink/Cargo.toml
index 1326dcc96..68edec54d 100644
--- a/src/uu/unlink/Cargo.toml
+++ b/src/uu/unlink/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_unlink"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "unlink ~ (uutils) remove a (file system) link to FILE"
@@ -17,7 +17,7 @@ path = "src/unlink.rs"
 [dependencies]
 getopts = "0.2.18"
 libc = "0.2.42"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/uptime/Cargo.toml b/src/uu/uptime/Cargo.toml
index ac32da353..d66acc77f 100644
--- a/src/uu/uptime/Cargo.toml
+++ b/src/uu/uptime/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_uptime"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "uptime ~ (uutils) display dynamic system information"
@@ -17,7 +17,7 @@ path = "src/uptime.rs"
 [dependencies]
 chrono = "0.4"
 clap = "2.33"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["libc", "utmpx"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["libc", "utmpx"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/users/Cargo.toml b/src/uu/users/Cargo.toml
index d5f331755..ed6f110b6 100644
--- a/src/uu/users/Cargo.toml
+++ b/src/uu/users/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_users"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "users ~ (uutils) display names of currently logged-in users"
@@ -16,7 +16,7 @@ path = "src/users.rs"
 
 [dependencies]
 clap = "2.33"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["utmpx"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["utmpx"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/wc/Cargo.toml b/src/uu/wc/Cargo.toml
index c50989d32..894ac44dd 100644
--- a/src/uu/wc/Cargo.toml
+++ b/src/uu/wc/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_wc"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "wc ~ (uutils) display newline, word, and byte counts for input"
@@ -16,7 +16,7 @@ path = "src/wc.rs"
 
 [dependencies]
 clap = "2.33"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore" }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore" }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/who/Cargo.toml b/src/uu/who/Cargo.toml
index 2fdc64255..fce0178aa 100644
--- a/src/uu/who/Cargo.toml
+++ b/src/uu/who/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_who"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "who ~ (uutils) display information about currently logged-in users"
@@ -15,7 +15,7 @@ edition = "2018"
 path = "src/who.rs"
 
 [dependencies]
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["utmpx"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["utmpx"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [[bin]]
diff --git a/src/uu/whoami/Cargo.toml b/src/uu/whoami/Cargo.toml
index ee2ac9031..a3158f62a 100644
--- a/src/uu/whoami/Cargo.toml
+++ b/src/uu/whoami/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_whoami"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "whoami ~ (uutils) display user name of current effective user ID"
@@ -16,7 +16,7 @@ path = "src/whoami.rs"
 
 [dependencies]
 clap = "2.33"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["entries", "wide"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["entries", "wide"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [target.'cfg(target_os = "windows")'.dependencies]
diff --git a/src/uu/yes/Cargo.toml b/src/uu/yes/Cargo.toml
index c4fc09acf..729ce693a 100644
--- a/src/uu/yes/Cargo.toml
+++ b/src/uu/yes/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uu_yes"
-version = "0.0.3"
+version = "0.0.4"
 authors = ["uutils developers"]
 license = "MIT"
 description = "yes ~ (uutils) repeatedly display a line with STRING (or 'y')"
@@ -16,7 +16,7 @@ path = "src/yes.rs"
 
 [dependencies]
 clap = "2.33"
-uucore = { version=">=0.0.6", package="uucore", path="../../uucore", features=["zero-copy"] }
+uucore = { version=">=0.0.7", package="uucore", path="../../uucore", features=["zero-copy"] }
 uucore_procs = { version=">=0.0.5", package="uucore_procs", path="../../uucore_procs" }
 
 [features]
diff --git a/src/uucore/Cargo.toml b/src/uucore/Cargo.toml
index dd7d9e69d..a5fbe4c79 100644
--- a/src/uucore/Cargo.toml
+++ b/src/uucore/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "uucore"
-version = "0.0.6"
+version = "0.0.7"
 authors = ["uutils developers"]
 license = "MIT"
 description = "uutils ~ 'core' uutils code library (cross-platform)"
@@ -23,7 +23,7 @@ wild = "2.0.4"
 thiserror = { version="1.0", optional=true }
 lazy_static = { version="1.3", optional=true }
 nix = { version="<= 0.13", optional=true }
-platform-info = { version="<= 0.0.1", optional=true }
+platform-info = { version="<= 0.1", optional=true }
 time = { version="<= 0.1.42", optional=true }
 # * "problem" dependencies (pinned)
 data-encoding = { version="~2.1", optional=true } ## data-encoding: require v2.1; but v2.2.0 breaks the build for MinSRV v1.31.0
diff --git a/util/publish.sh b/util/publish.sh
new file mode 100644
index 000000000..0936238a8
--- /dev/null
+++ b/util/publish.sh
@@ -0,0 +1,24 @@
+#!/bin/bash
+set -e
+
+ARG=""
+if test "$1" != "--do-it"; then
+   ARG="--dry-run --allow-dirty"
+fi
+
+cd src/uucore/
+cargo publish $ARG
+cd -
+
+cd src/uu/stdbuf/src/libstdbuf/
+cargo publish $ARG
+cd -
+
+PROGS=$(ls -1d src/uu/*/)
+for p in $PROGS; do
+    cd $p
+    cargo publish $ARG
+    cd -
+done
+
+cargo publish $ARG
diff --git a/util/update-version.sh b/util/update-version.sh
new file mode 100644
index 000000000..584d13608
--- /dev/null
+++ b/util/update-version.sh
@@ -0,0 +1,26 @@
+#!/bin/bash
+# This is a stupid helper. I will mass replace all versions (including other crates)
+# So, it should be triple-checked
+
+
+FROM="0.0.3"
+TO="0.0.4"
+
+UUCORE_FROM="0.0.6"
+UUCORE_TO="0.0.7"
+
+PROGS=$(ls -1d src/uu/*/Cargo.toml src/uu/stdbuf/src/libstdbuf/Cargo.toml Cargo.toml)
+
+# update the version of all programs
+sed -i -e "s|version = \"$FROM\"|version = \"$TO\"|" $PROGS
+
+# Update the stbuff stuff
+sed -i -e "s|libstdbuf = { version=\"$FROM\"|libstdbuf = { version=\"$TO\"|" src/uu/stdbuf/Cargo.toml
+sed -i -e "s|= { optional=true, version=\"$FROM\", package=\"uu_|= { optional=true, version=\"$TO\", package=\"uu_|g" Cargo.toml
+
+# Update uucore itself
+sed -i -e "s|version = \"$UUCORE_FROM\"|version = \"$UUCORE_TO\"|" src/uucore/Cargo.toml
+# Update crates using uucore
+sed -i -e "s|uucore = { version=\">=$UUCORE_FROM\",|uucore = { version=\">=$UUCORE_TO\",|" $PROGS
+
+