diff --git a/src/chroot/chroot.rs b/src/chroot/chroot.rs
index 1b7f3e1aa..bb43cf1eb 100644
--- a/src/chroot/chroot.rs
+++ b/src/chroot/chroot.rs
@@ -126,9 +126,7 @@ fn set_context(root: &Path, options: &getopts::Matches) {
 
 fn enter_chroot(root: &Path) {
     let root_str = root.display();
-    if !std::os::change_dir(root) {
-        crash!(1, "cannot chdir to {}", root_str)
-    };
+    std::os::change_dir(root).unwrap();
     let err = unsafe {
         chroot(".".to_c_str().unwrap() as *const libc::c_char)
     };
diff --git a/src/cp/cp.rs b/src/cp/cp.rs
index d056bc236..c5f366cb0 100644
--- a/src/cp/cp.rs
+++ b/src/cp/cp.rs
@@ -168,12 +168,12 @@ pub fn paths_refer_to_same_file(p1: &Path, p2: &Path) -> io::IoResult<bool> {
     if p1_lstat.kind == io::TypeSymlink {
         raw_p1 = fs::readlink(&raw_p1).unwrap();
     }
-    raw_p1 = os::make_absolute(&raw_p1);
+    raw_p1 = os::make_absolute(&raw_p1).unwrap();
 
     if p2_lstat.kind == io::TypeSymlink {
         raw_p2 = fs::readlink(&raw_p2).unwrap();
     }
-    raw_p2 = os::make_absolute(&raw_p2);
+    raw_p2 = os::make_absolute(&raw_p2).unwrap();
 
     Ok(raw_p1 == raw_p2)
 }
diff --git a/src/mv/mv.rs b/src/mv/mv.rs
index 9d4a4ca8b..fa43ac7c3 100644
--- a/src/mv/mv.rs
+++ b/src/mv/mv.rs
@@ -318,7 +318,7 @@ fn rename(from: &Path, to: &Path, b: &Behaviour) -> IoResult<()> {
 fn read_yes() -> bool {
     match BufferedReader::new(stdin_raw()).read_line() {
         Ok(s) => match s.as_slice().slice_shift_char() {
-            (Some(x), _) => x == 'y' || x == 'Y',
+            Some((x, _)) => x == 'y' || x == 'Y',
             _ => false
         },
         _ => false
diff --git a/src/realpath/realpath.rs b/src/realpath/realpath.rs
index e4ab63729..982d09ba9 100644
--- a/src/realpath/realpath.rs
+++ b/src/realpath/realpath.rs
@@ -62,7 +62,7 @@ pub fn uumain(args: Vec<String>) -> int {
 
 fn resolve_path(path: &str, strip: bool, zero: bool, quiet: bool) -> bool {
     let p = Path::new(path);
-    let abs = std::os::make_absolute(&p);
+    let abs = std::os::make_absolute(&p).unwrap();
 
     if strip {
         if zero {
diff --git a/src/relpath/relpath.rs b/src/relpath/relpath.rs
index 9a7e8119a..22f228261 100644
--- a/src/relpath/relpath.rs
+++ b/src/relpath/relpath.rs
@@ -50,14 +50,14 @@ pub fn uumain(args: Vec<String>) -> int {
     let from = if opts.free.len() > 1 {
         Path::new(opts.free[1].as_slice())
     } else {
-        std::os::getcwd()
+        std::os::getcwd().unwrap()
     };
-    let absto = std::os::make_absolute(&to);
-    let absfrom = std::os::make_absolute(&from);
+    let absto = std::os::make_absolute(&to).unwrap();
+    let absfrom = std::os::make_absolute(&from).unwrap();
 
     if opts.opt_present("d") {
         let base = Path::new(opts.opt_str("d").unwrap());
-        let absbase = std::os::make_absolute(&base);
+        let absbase = std::os::make_absolute(&base).unwrap();
         if !absbase.is_ancestor_of(&absto) || !absbase.is_ancestor_of(&absfrom) {
             println!("{}", absto.display());
             return 0