travis: Update sccache binaries

I've tracked down what I believe is the last spurious sccache failure on #40240
to behavior in mio (carllerche/mio#583), and this commit updates the binaries to
a version which has that fix incorporated.

36 files changed, 37 insertions, 37 deletions

diff --git a/.travis.yml b/.travis.yml
index e5b57a389ec..0ffba70d2ef 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -63,7 +63,7 @@ matrix:
       os: osx
       osx_image: xcode8.2
       install: &osx_install_sccache >
-        travis_retry curl -o /usr/local/bin/sccache https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-apple-darwin &&
+        travis_retry curl -o /usr/local/bin/sccache https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-apple-darwin &&
           chmod +x /usr/local/bin/sccache &&
         travis_retry curl -o /usr/local/bin/stamp https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-17-stamp-x86_64-apple-darwin &&
           chmod +x /usr/local/bin/stamp
diff --git a/appveyor.yml b/appveyor.yml
index 68b2a239aff..83cfea0dd83 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -115,8 +115,8 @@ install:
   - set PATH=C:\Python27;%PATH%
 
   # Download and install sccache
-  - appveyor-retry appveyor DownloadFile https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-pc-windows-msvc
-  - mv 2017-03-24-sccache-x86_64-pc-windows-msvc sccache.exe
+  - appveyor-retry appveyor DownloadFile https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-pc-windows-msvc
+  - mv 2017-04-04-sccache-x86_64-pc-windows-msvc sccache.exe
   - set PATH=%PATH%;%CD%
 
   # Download and install ninja
diff --git a/src/ci/docker/armhf-gnu/Dockerfile b/src/ci/docker/armhf-gnu/Dockerfile
index 933562c79e5..d42b35d488c 100644
--- a/src/ci/docker/armhf-gnu/Dockerfile
+++ b/src/ci/docker/armhf-gnu/Dockerfile
@@ -74,7 +74,7 @@ RUN arm-linux-gnueabihf-gcc addentropy.c -o rootfs/addentropy -static
 RUN curl -O http://ftp.nl.debian.org/debian/dists/jessie/main/installer-armhf/current/images/device-tree/vexpress-v2p-ca15-tc1.dtb
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64.deb && \
diff --git a/src/ci/docker/cross/Dockerfile b/src/ci/docker/cross/Dockerfile
index 8dc02ab522c..7c198441007 100644
--- a/src/ci/docker/cross/Dockerfile
+++ b/src/ci/docker/cross/Dockerfile
@@ -22,7 +22,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   pkg-config
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64.deb && \
diff --git a/src/ci/docker/dist-aarch64-linux/Dockerfile b/src/ci/docker/dist-aarch64-linux/Dockerfile
index c468a689a05..d9a5429d2b8 100644
--- a/src/ci/docker/dist-aarch64-linux/Dockerfile
+++ b/src/ci/docker/dist-aarch64-linux/Dockerfile
@@ -62,7 +62,7 @@ RUN ./build-toolchains.sh
 USER root
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 ENV PATH=$PATH:/x-tools/aarch64-unknown-linux-gnueabi/bin
diff --git a/src/ci/docker/dist-android/Dockerfile b/src/ci/docker/dist-android/Dockerfile
index 44d6863bf0b..31f4b8b777b 100644
--- a/src/ci/docker/dist-android/Dockerfile
+++ b/src/ci/docker/dist-android/Dockerfile
@@ -32,7 +32,7 @@ RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-ini
 ENTRYPOINT ["/usr/bin/dumb-init", "--"]
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 ENV TARGETS=arm-linux-androideabi
diff --git a/src/ci/docker/dist-arm-linux/Dockerfile b/src/ci/docker/dist-arm-linux/Dockerfile
index 1e448dd43fd..7162aa0efc0 100644
--- a/src/ci/docker/dist-arm-linux/Dockerfile
+++ b/src/ci/docker/dist-arm-linux/Dockerfile
@@ -62,7 +62,7 @@ RUN ./build-toolchains.sh
 USER root
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 ENV PATH=$PATH:/x-tools/arm-unknown-linux-gnueabi/bin
diff --git a/src/ci/docker/dist-armhf-linux/Dockerfile b/src/ci/docker/dist-armhf-linux/Dockerfile
index cad96b4bde4..8fa1cbe492f 100644
--- a/src/ci/docker/dist-armhf-linux/Dockerfile
+++ b/src/ci/docker/dist-armhf-linux/Dockerfile
@@ -62,7 +62,7 @@ RUN ./build-toolchains.sh
 USER root
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 ENV PATH=$PATH:/x-tools/arm-unknown-linux-gnueabihf/bin
diff --git a/src/ci/docker/dist-armv7-linux/Dockerfile b/src/ci/docker/dist-armv7-linux/Dockerfile
index d5be52eba5c..9fcd827fc99 100644
--- a/src/ci/docker/dist-armv7-linux/Dockerfile
+++ b/src/ci/docker/dist-armv7-linux/Dockerfile
@@ -62,7 +62,7 @@ RUN ./build-toolchains.sh
 USER root
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 ENV PATH=$PATH:/x-tools/armv7-unknown-linux-gnueabihf/bin
diff --git a/src/ci/docker/dist-fuchsia/Dockerfile b/src/ci/docker/dist-fuchsia/Dockerfile
index ed37a9e842e..bfffd9637fc 100644
--- a/src/ci/docker/dist-fuchsia/Dockerfile
+++ b/src/ci/docker/dist-fuchsia/Dockerfile
@@ -29,7 +29,7 @@ RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-ini
 ENTRYPOINT ["/usr/bin/dumb-init", "--"]
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 ENV \
diff --git a/src/ci/docker/dist-i586-gnu-i686-musl/Dockerfile b/src/ci/docker/dist-i586-gnu-i686-musl/Dockerfile
index d88ec7aab34..d2727cbdb35 100644
--- a/src/ci/docker/dist-i586-gnu-i686-musl/Dockerfile
+++ b/src/ci/docker/dist-i586-gnu-i686-musl/Dockerfile
@@ -26,7 +26,7 @@ RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-ini
 ENTRYPOINT ["/usr/bin/dumb-init", "--"]
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 ENV RUST_CONFIGURE_ARGS \
diff --git a/src/ci/docker/dist-i686-freebsd/Dockerfile b/src/ci/docker/dist-i686-freebsd/Dockerfile
index beda2512741..3b81216c643 100644
--- a/src/ci/docker/dist-i686-freebsd/Dockerfile
+++ b/src/ci/docker/dist-i686-freebsd/Dockerfile
@@ -25,7 +25,7 @@ RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-ini
 ENTRYPOINT ["/usr/bin/dumb-init", "--"]
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 ENV \
diff --git a/src/ci/docker/dist-i686-linux/Dockerfile b/src/ci/docker/dist-i686-linux/Dockerfile
index 8a01934deda..b322f56f0d0 100644
--- a/src/ci/docker/dist-i686-linux/Dockerfile
+++ b/src/ci/docker/dist-i686-linux/Dockerfile
@@ -82,7 +82,7 @@ RUN curl -Lo /rustroot/dumb-init \
 ENTRYPOINT ["/rustroot/dumb-init", "--"]
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 ENV HOSTS=i686-unknown-linux-gnu
diff --git a/src/ci/docker/dist-mips-linux/Dockerfile b/src/ci/docker/dist-mips-linux/Dockerfile
index e3df1cc7192..33cca061103 100644
--- a/src/ci/docker/dist-mips-linux/Dockerfile
+++ b/src/ci/docker/dist-mips-linux/Dockerfile
@@ -17,7 +17,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   pkg-config
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64.deb && \
diff --git a/src/ci/docker/dist-mips64-linux/Dockerfile b/src/ci/docker/dist-mips64-linux/Dockerfile
index e4b3bc378c8..157de83abb7 100644
--- a/src/ci/docker/dist-mips64-linux/Dockerfile
+++ b/src/ci/docker/dist-mips64-linux/Dockerfile
@@ -17,7 +17,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   pkg-config
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64.deb && \
diff --git a/src/ci/docker/dist-mips64el-linux/Dockerfile b/src/ci/docker/dist-mips64el-linux/Dockerfile
index 06f42397a3e..739d5ff6ac4 100644
--- a/src/ci/docker/dist-mips64el-linux/Dockerfile
+++ b/src/ci/docker/dist-mips64el-linux/Dockerfile
@@ -17,7 +17,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   pkg-config
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64.deb && \
diff --git a/src/ci/docker/dist-mipsel-linux/Dockerfile b/src/ci/docker/dist-mipsel-linux/Dockerfile
index 17f9913b5ae..9339063bc19 100644
--- a/src/ci/docker/dist-mipsel-linux/Dockerfile
+++ b/src/ci/docker/dist-mipsel-linux/Dockerfile
@@ -17,7 +17,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   pkg-config
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64.deb && \
diff --git a/src/ci/docker/dist-powerpc-linux/Dockerfile b/src/ci/docker/dist-powerpc-linux/Dockerfile
index c1e5e863ae0..92342caed2a 100644
--- a/src/ci/docker/dist-powerpc-linux/Dockerfile
+++ b/src/ci/docker/dist-powerpc-linux/Dockerfile
@@ -63,7 +63,7 @@ RUN ./build-powerpc-toolchain.sh
 USER root
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 ENV PATH=$PATH:/x-tools/powerpc-unknown-linux-gnu/bin
diff --git a/src/ci/docker/dist-powerpc64-linux/Dockerfile b/src/ci/docker/dist-powerpc64-linux/Dockerfile
index 7c143b414d4..182dfd93cc7 100644
--- a/src/ci/docker/dist-powerpc64-linux/Dockerfile
+++ b/src/ci/docker/dist-powerpc64-linux/Dockerfile
@@ -63,7 +63,7 @@ RUN ./build-powerpc64-toolchain.sh
 USER root
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 ENV PATH=$PATH:/x-tools/powerpc64-unknown-linux-gnu/bin
diff --git a/src/ci/docker/dist-powerpc64le-linux/Dockerfile b/src/ci/docker/dist-powerpc64le-linux/Dockerfile
index 19b0d625d36..6b9f964d5a3 100644
--- a/src/ci/docker/dist-powerpc64le-linux/Dockerfile
+++ b/src/ci/docker/dist-powerpc64le-linux/Dockerfile
@@ -63,7 +63,7 @@ COPY shared.sh build-powerpc64le-toolchain.sh /tmp/
 RUN ./build-powerpc64le-toolchain.sh
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 ENV \
diff --git a/src/ci/docker/dist-s390x-linux/Dockerfile b/src/ci/docker/dist-s390x-linux/Dockerfile
index 0d218771cf1..7c94f713e18 100644
--- a/src/ci/docker/dist-s390x-linux/Dockerfile
+++ b/src/ci/docker/dist-s390x-linux/Dockerfile
@@ -63,7 +63,7 @@ RUN ./build-s390x-toolchain.sh
 USER root
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 ENV PATH=$PATH:/x-tools/s390x-ibm-linux-gnu/bin
diff --git a/src/ci/docker/dist-x86_64-freebsd/Dockerfile b/src/ci/docker/dist-x86_64-freebsd/Dockerfile
index 14444d69d2a..a2939c8c485 100644
--- a/src/ci/docker/dist-x86_64-freebsd/Dockerfile
+++ b/src/ci/docker/dist-x86_64-freebsd/Dockerfile
@@ -25,7 +25,7 @@ RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-ini
 ENTRYPOINT ["/usr/bin/dumb-init", "--"]
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 ENV \
diff --git a/src/ci/docker/dist-x86_64-linux/Dockerfile b/src/ci/docker/dist-x86_64-linux/Dockerfile
index bd36c75f9f0..cbe5f5936a5 100644
--- a/src/ci/docker/dist-x86_64-linux/Dockerfile
+++ b/src/ci/docker/dist-x86_64-linux/Dockerfile
@@ -82,7 +82,7 @@ RUN curl -Lo /rustroot/dumb-init \
 ENTRYPOINT ["/rustroot/dumb-init", "--"]
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 ENV HOSTS=x86_64-unknown-linux-gnu
diff --git a/src/ci/docker/dist-x86_64-musl/Dockerfile b/src/ci/docker/dist-x86_64-musl/Dockerfile
index 085aa351659..a41c0cca3b5 100644
--- a/src/ci/docker/dist-x86_64-musl/Dockerfile
+++ b/src/ci/docker/dist-x86_64-musl/Dockerfile
@@ -26,7 +26,7 @@ RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-ini
 ENTRYPOINT ["/usr/bin/dumb-init", "--"]
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 ENV RUST_CONFIGURE_ARGS \
diff --git a/src/ci/docker/dist-x86_64-netbsd/Dockerfile b/src/ci/docker/dist-x86_64-netbsd/Dockerfile
index 053300b9c16..a1dd9a3724a 100644
--- a/src/ci/docker/dist-x86_64-netbsd/Dockerfile
+++ b/src/ci/docker/dist-x86_64-netbsd/Dockerfile
@@ -62,7 +62,7 @@ RUN ./build-netbsd-toolchain.sh
 USER root
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 ENV PATH=$PATH:/x-tools/x86_64-unknown-netbsd/bin
diff --git a/src/ci/docker/emscripten/Dockerfile b/src/ci/docker/emscripten/Dockerfile
index 77cf54a19a7..ffdb1d18a94 100644
--- a/src/ci/docker/emscripten/Dockerfile
+++ b/src/ci/docker/emscripten/Dockerfile
@@ -15,7 +15,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   lib32stdc++6
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64.deb && \
diff --git a/src/ci/docker/i686-gnu-nopt/Dockerfile b/src/ci/docker/i686-gnu-nopt/Dockerfile
index c84cf56e4e8..34d0567a440 100644
--- a/src/ci/docker/i686-gnu-nopt/Dockerfile
+++ b/src/ci/docker/i686-gnu-nopt/Dockerfile
@@ -14,7 +14,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   xz-utils
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64.deb && \
diff --git a/src/ci/docker/i686-gnu/Dockerfile b/src/ci/docker/i686-gnu/Dockerfile
index f4bb9083b85..960a0fa7a38 100644
--- a/src/ci/docker/i686-gnu/Dockerfile
+++ b/src/ci/docker/i686-gnu/Dockerfile
@@ -14,7 +14,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   xz-utils
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64.deb && \
diff --git a/src/ci/docker/x86_64-gnu-aux/Dockerfile b/src/ci/docker/x86_64-gnu-aux/Dockerfile
index 68184c65cf1..9871df90e00 100644
--- a/src/ci/docker/x86_64-gnu-aux/Dockerfile
+++ b/src/ci/docker/x86_64-gnu-aux/Dockerfile
@@ -15,7 +15,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   pkg-config
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64.deb && \
diff --git a/src/ci/docker/x86_64-gnu-debug/Dockerfile b/src/ci/docker/x86_64-gnu-debug/Dockerfile
index 6320a806fc3..197b0ec9b9b 100644
--- a/src/ci/docker/x86_64-gnu-debug/Dockerfile
+++ b/src/ci/docker/x86_64-gnu-debug/Dockerfile
@@ -14,7 +14,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   xz-utils
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64.deb && \
diff --git a/src/ci/docker/x86_64-gnu-distcheck/Dockerfile b/src/ci/docker/x86_64-gnu-distcheck/Dockerfile
index 180f53ec33f..60af302791a 100644
--- a/src/ci/docker/x86_64-gnu-distcheck/Dockerfile
+++ b/src/ci/docker/x86_64-gnu-distcheck/Dockerfile
@@ -16,7 +16,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   pkg-config
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64.deb && \
diff --git a/src/ci/docker/x86_64-gnu-full-bootstrap/Dockerfile b/src/ci/docker/x86_64-gnu-full-bootstrap/Dockerfile
index 4500fc0f642..4ec0b5c1525 100644
--- a/src/ci/docker/x86_64-gnu-full-bootstrap/Dockerfile
+++ b/src/ci/docker/x86_64-gnu-full-bootstrap/Dockerfile
@@ -14,7 +14,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   xz-utils
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64.deb && \
diff --git a/src/ci/docker/x86_64-gnu-incremental/Dockerfile b/src/ci/docker/x86_64-gnu-incremental/Dockerfile
index ad1227fa581..6448f88950f 100644
--- a/src/ci/docker/x86_64-gnu-incremental/Dockerfile
+++ b/src/ci/docker/x86_64-gnu-incremental/Dockerfile
@@ -14,7 +14,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   xz-utils
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64.deb && \
diff --git a/src/ci/docker/x86_64-gnu-llvm-3.7/Dockerfile b/src/ci/docker/x86_64-gnu-llvm-3.7/Dockerfile
index f1240201805..c00667fe1dd 100644
--- a/src/ci/docker/x86_64-gnu-llvm-3.7/Dockerfile
+++ b/src/ci/docker/x86_64-gnu-llvm-3.7/Dockerfile
@@ -17,7 +17,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   xz-utils
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64.deb && \
diff --git a/src/ci/docker/x86_64-gnu-nopt/Dockerfile b/src/ci/docker/x86_64-gnu-nopt/Dockerfile
index fa9707d1a73..7284d231b84 100644
--- a/src/ci/docker/x86_64-gnu-nopt/Dockerfile
+++ b/src/ci/docker/x86_64-gnu-nopt/Dockerfile
@@ -14,7 +14,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   xz-utils
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64.deb && \
diff --git a/src/ci/docker/x86_64-gnu/Dockerfile b/src/ci/docker/x86_64-gnu/Dockerfile
index e5d89034dbe..1dce84bc5fd 100644
--- a/src/ci/docker/x86_64-gnu/Dockerfile
+++ b/src/ci/docker/x86_64-gnu/Dockerfile
@@ -14,7 +14,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   xz-utils
 
 RUN curl -o /usr/local/bin/sccache \
-      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-24-sccache-x86_64-unknown-linux-musl && \
+      https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-04-04-sccache-x86_64-unknown-linux-musl && \
       chmod +x /usr/local/bin/sccache
 
 RUN curl -OL https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64.deb && \