diff --git a/Cargo.lock b/Cargo.lock
index cb021cb8..c47d80d8 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -15,13 +15,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "cfg-if"
-version = "0.1.4"
+version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "ctest"
-version = "0.1.7"
-source = "git+https://github.com/alexcrichton/ctest#bf780a0e62caf4fb4747bd683713864b444bd6fb"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cc 1.0.18 (registry+https://github.com/rust-lang/crates.io-index)",
  "syntex_syntax 0.59.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -41,7 +41,7 @@ dependencies = [
  "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.71 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -74,18 +74,18 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.42"
-source = "registry+https://github.com/rust-lang/crates.io-index"
+version = "0.2.43"
 
 [[package]]
 name = "libc"
 version = "0.2.43"
+source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "libc-test"
 version = "0.1.0"
 dependencies = [
- "ctest 0.1.7 (git+https://github.com/alexcrichton/ctest)",
+ "ctest 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43",
 ]
 
@@ -102,7 +102,7 @@ name = "log"
 version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cfg-if 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -112,7 +112,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "proc-macro2"
-version = "0.4.9"
+version = "0.4.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -120,10 +120,10 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "0.6.5"
+version = "0.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -132,7 +132,7 @@ version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -159,20 +159,20 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "serde"
-version = "1.0.70"
+version = "1.0.71"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.71 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.70"
+version = "1.0.71"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.14.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.14.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -182,16 +182,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "dtoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "itoa 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.71 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "syn"
-version = "0.14.7"
+version = "0.14.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -200,9 +200,9 @@ name = "syntex_errors"
 version = "0.59.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.71 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.71 (registry+https://github.com/rust-lang/crates.io-index)",
  "syntex_pos 0.59.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "term 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -213,8 +213,8 @@ name = "syntex_pos"
 version = "0.59.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.71 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.71 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -225,8 +225,8 @@ dependencies = [
  "bitflags 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "extprim 1.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.71 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.71 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
  "syntex_errors 0.59.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "syntex_pos 0.59.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -280,28 +280,28 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum bitflags 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)" = "4efd02e230a02e18f92fc2735f44597385ed02ad8f831e7c1c1156ee5e1ab3a5"
 "checksum bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "d0c54bb8f454c567f21197eefcdbf5679d0bd99f2ddbe52e84c77061952e6789"
 "checksum cc 1.0.18 (registry+https://github.com/rust-lang/crates.io-index)" = "2119ea4867bd2b8ed3aecab467709720b2d55b1bcfe09f772fd68066eaf15275"
-"checksum cfg-if 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "efe5c877e17a9c717a0bf3613b2709f723202c4e4675cc8f12926ded29bcb17e"
-"checksum ctest 0.1.7 (git+https://github.com/alexcrichton/ctest)" = "<none>"
+"checksum cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "0c4e7bb64a8ebb0d856483e1e682ea3422f883c5f5615a90d51a2c82fe87fdd3"
+"checksum ctest 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bfb5b62c8bba3ca51cb21a3d3f8506074d1364ca5f53cf28ed1c07311bb1080c"
 "checksum dtoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)" = "6d301140eb411af13d3115f9a562c85cc6b541ade9dfa314132244aaee7489dd"
 "checksum extprim 1.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "054bc2552b3f66fa8097e29e47255bfff583c08e737a67cbbb54b817ddaa5206"
 "checksum fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "2e9763c69ebaae630ba35f74888db465e49e259ba1bc0eda7d06f4a067615d82"
 "checksum fuchsia-zircon-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
 "checksum itoa 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "5adb58558dcd1d786b5f0bd15f3226ee23486e24b7b58304b60f64dc68e62606"
 "checksum kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
-"checksum libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)" = "b685088df2b950fccadf07a7187c8ef846a959c142338a48f9dc0b94517eb5f1"
+"checksum libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)" = "76e3a3ef172f1a0b9a9ff0dd1491ae5e6c948b94479a3021819ba7d860c8645d"
 "checksum log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)" = "e19e8d5c34a3e0e2223db8e060f9e8264aeeb5c5fc64a4ee9965c062211c024b"
 "checksum log 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)" = "61bd98ae7f7b754bc53dca7d44b604f733c6bba044ea6f41bc8d89272d8161d2"
 "checksum num-traits 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)" = "630de1ef5cc79d0cdd78b7e33b81f083cbfe90de0f4b2b2f07f905867c70e9fe"
-"checksum proc-macro2 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)" = "cccdc7557a98fe98453030f077df7f3a042052fae465bb61d2c2c41435cfd9b6"
-"checksum quote 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)" = "3372dc35766b36a99ce2352bd1b6ea0137c38d215cc0c8780bf6de6df7842ba9"
+"checksum proc-macro2 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)" = "7a17a4d77bc20d344179de803a34694c0ac7a0b3fb4384bee99783215a8e0410"
+"checksum quote 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)" = "ed7d650913520df631972f21e104a4fa2f9c82a14afc65d17b388a2e29731e7c"
 "checksum rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "eba5f8cb59cc50ed56be8880a5c7b496bfd9bd26394e176bc67884094145c2c5"
 "checksum rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
 "checksum semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
 "checksum semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
-"checksum serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)" = "0c3adf19c07af6d186d91dae8927b83b0553d07ca56cbf7f2f32560455c91920"
-"checksum serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)" = "3525a779832b08693031b8ecfb0de81cd71cfd3812088fafe9a7496789572124"
+"checksum serde 1.0.71 (registry+https://github.com/rust-lang/crates.io-index)" = "6dfad05c8854584e5f72fb859385ecdfa03af69c3fd0572f0da2d4c95f060bdb"
+"checksum serde_derive 1.0.71 (registry+https://github.com/rust-lang/crates.io-index)" = "b719c6d5e9f73fbc37892246d5852333f040caa617b8873c6aced84bcb28e7bb"
 "checksum serde_json 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)" = "c3c6908c7b925cd6c590358a4034de93dbddb20c45e1d021931459fd419bf0e2"
-"checksum syn 0.14.7 (registry+https://github.com/rust-lang/crates.io-index)" = "e2e13df71f29f9440b50261a5882c86eac334f1badb3134ec26f0de2f1418e44"
+"checksum syn 0.14.8 (registry+https://github.com/rust-lang/crates.io-index)" = "b7bfcbb0c068d0f642a0ffbd5c604965a360a61f99e8add013cef23a838614f3"
 "checksum syntex_errors 0.59.1 (registry+https://github.com/rust-lang/crates.io-index)" = "3133289179676c9f5c5b2845bf5a2e127769f4889fcbada43035ef6bd662605e"
 "checksum syntex_pos 0.59.1 (registry+https://github.com/rust-lang/crates.io-index)" = "30ab669fa003d208c681f874bbc76d91cc3d32550d16b5d9d2087cf477316470"
 "checksum syntex_syntax 0.59.1 (registry+https://github.com/rust-lang/crates.io-index)" = "03815b9f04d95828770d9c974aa39c6e1f6ef3114eb77a3ce09008a0d15dd142"
diff --git a/libc-test/Cargo.toml b/libc-test/Cargo.toml
index c6950d6e..79fcf5f0 100644
--- a/libc-test/Cargo.toml
+++ b/libc-test/Cargo.toml
@@ -9,7 +9,7 @@ path = ".."
 default-features = false
 
 [build-dependencies]
-ctest = { git = "https://github.com/alexcrichton/ctest" }
+ctest = "0.2"
 
 [features]
 default = [ "use_std" ]