Merge branch 'master' into clippy-libcollections

.gitmodules

@@ -27,3 +27,6 @@
 [submodule "reference"]
 	path = src/doc/reference
 	url = https://github.com/rust-lang-nursery/reference.git
+[submodule "book"]
+	path = src/doc/book
+	url = https://github.com/rust-lang/book

.travis.yml

@@ -47,21 +47,21 @@ matrix:
         SRC=.
         RUSTC_RETRY_LINKER_ON_SEGFAULT=1
         SCCACHE_ERROR_LOG=/tmp/sccache.log
-        RUST_LOG=sccache=debug
         MACOSX_DEPLOYMENT_TARGET=10.8
         MACOSX_STD_DEPLOYMENT_TARGET=10.7
       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/2017-03-16-sccache-x86_64-apple-darwin &&
-          chmod +x /usr/local/bin/sccache
+        travis_retry curl -o /usr/local/bin/sccache https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-22-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
     - env: >
         RUST_CHECK_TARGET=check
         RUST_CONFIGURE_ARGS=--build=i686-apple-darwin
         SRC=.
         RUSTC_RETRY_LINKER_ON_SEGFAULT=1
         SCCACHE_ERROR_LOG=/tmp/sccache.log
-        RUST_LOG=sccache=debug
         MACOSX_DEPLOYMENT_TARGET=10.8
         MACOSX_STD_DEPLOYMENT_TARGET=10.7
       os: osx
@@ -75,22 +75,18 @@ matrix:
         DEPLOY=1
         RUSTC_RETRY_LINKER_ON_SEGFAULT=1
         SCCACHE_ERROR_LOG=/tmp/sccache.log
-        RUST_LOG=sccache=debug
         MACOSX_DEPLOYMENT_TARGET=10.8
         MACOSX_STD_DEPLOYMENT_TARGET=10.7
       os: osx
       osx_image: xcode8.2
-      install: >
-        travis_retry curl -o /usr/local/bin/sccache https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-16-sccache-x86_64-apple-darwin &&
-          chmod +x /usr/local/bin/sccache
+      install: *osx_install_sccache
     - env: >
         RUST_CHECK_TARGET=dist
         RUST_CONFIGURE_ARGS="--target=aarch64-apple-ios,armv7-apple-ios,armv7s-apple-ios,i386-apple-ios,x86_64-apple-ios --enable-extended"
         SRC=.
         DEPLOY=1
         RUSTC_RETRY_LINKER_ON_SEGFAULT=1
         SCCACHE_ERROR_LOG=/tmp/sccache.log
-        RUST_LOG=sccache=debug
         MACOSX_DEPLOYMENT_TARGET=10.8
         MACOSX_STD_DEPLOYMENT_TARGET=10.7
       os: osx
@@ -109,7 +105,6 @@ matrix:
         DEPLOY_ALT=1
         RUSTC_RETRY_LINKER_ON_SEGFAULT=1
         SCCACHE_ERROR_LOG=/tmp/sccache.log
-        RUST_LOG=sccache=debug
         MACOSX_DEPLOYMENT_TARGET=10.8
         MACOSX_STD_DEPLOYMENT_TARGET=10.7
       os: osx
@@ -123,6 +118,12 @@ env:
     # AWS_SECRET_ACCESS_KEY=...
     - secure: "Pixhh0hXDqGCdOyLtGFjli3J2AtDWIpyb2btIrLe956nCBDRutRoMm6rv5DI9sFZN07Mms7VzNNvhc9wCW1y63JAm414d2Co7Ob8kWMZlz9l9t7ACHuktUiis8yr+S4Quq1Vqd6pqi7pf2J++UxC8R/uLeqVrubzr6+X7AbmEFE="
 
+# Note that this is overridden on OSX builders
+install: >
+  travis_retry curl -o $HOME/stamp https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-17-stamp-x86_64-unknown-linux-musl &&
+    chmod +x $HOME/stamp &&
+    export PATH=$PATH:$HOME
+
 before_script:
   - >
       echo "#### Disk usage before running script:";
@@ -134,11 +135,11 @@ script:
       if [ "$ALLOW_PR" = "" ] && [ "$TRAVIS_BRANCH" != "auto" ]; then
           echo skipping, not a full build;
       elif [ "$TRAVIS_OS_NAME" = "osx" ]; then
-          travis_retry sh -c 'git submodule deinit -f . && git submodule update --init' &&
-          src/ci/run.sh;
+          travis_retry stamp sh -c 'git submodule deinit -f . && git submodule update --init' &&
+          stamp src/ci/run.sh;
       else
-          travis_retry sh -c 'git submodule deinit -f . && git submodule update --init' &&
-          src/ci/docker/run.sh $IMAGE;
+          travis_retry stamp sh -c 'git submodule deinit -f . && git submodule update --init' &&
+          stamp src/ci/docker/run.sh $IMAGE;
       fi
 
 after_success:
@@ -152,9 +153,21 @@ after_failure:
       echo "#### Build failed; Disk usage after running script:";
       df -h;
       du . | sort -nr | head -n100
+
+  # One of these is the linux sccache log, one is the OSX sccache log. Instead
+  # of worrying about what system we are just cat both. One of these commands
+  # will fail but that's ok, they'll both get executed.
   - cat obj/tmp/sccache.log
   - cat /tmp/sccache.log
 
+  # Random attempt at debugging currently. Just poking around in here to see if
+  # anything shows up.
+  - ls $HOME/Library/Logs/DiagnosticReports/
+
+  # attempt to debug anything killed by the oom killer on linux, just to see if
+  # it happened
+  - dmesg | grep -i kill
+
 # Save tagged docker images we created and load them if they're available
 before_cache:
   - docker history -q rust-ci |

CONTRIBUTING.md

@@ -311,9 +311,13 @@ To save @bors some work, and to get small changes through more quickly, when
 the other rollup-eligible patches too, and they'll get tested and merged at
 the same time.
 
-To find documentation-related issues, sort by the [A-docs label][adocs].
+To find documentation-related issues, sort by the [T-doc label][tdoc].
 
-[adocs]: https://github.com/rust-lang/rust/issues?q=is%3Aopen+is%3Aissue+label%3AA-docs
+[tdoc]: https://github.com/rust-lang/rust/issues?q=is%3Aopen%20is%3Aissue%20label%3AT-doc
+
+You can find documentation style guidelines in [RFC 1574][rfc1574].
+
+[rfc1574]: https://github.com/rust-lang/rfcs/blob/master/text/1574-more-api-documentation-conventions.md#appendix-a-full-conventions-text
 
 In many cases, you don't need a full `./x.py doc`. You can use `rustdoc` directly
 to check small fixes. For example, `rustdoc src/doc/reference.md` will render

README.md

@@ -16,7 +16,7 @@ Read ["Installing Rust"] from [The Book].
 
 1. Make sure you have installed the dependencies:
 
-   * `g++` 4.7 or later or `clang++` 3.x
+   * `g++` 4.7 or later or `clang++` 3.x or later
    * `python` 2.7 (but not 3.x)
    * GNU `make` 3.81 or later
    * `cmake` 3.4.3 or later

appveyor.yml

@@ -43,16 +43,16 @@ environment:
   # *not* use debug assertions and llvm assertions. This is because they take
   # too long on appveyor and this is tested by rustbuild below.
   - MSYS_BITS: 32
-    RUST_CONFIGURE_ARGS: --build=i686-pc-windows-gnu
+    RUST_CONFIGURE_ARGS: --build=i686-pc-windows-gnu --enable-ninja
     SCRIPT: python x.py test
-    MINGW_URL: https://s3.amazonaws.com/rust-lang-ci
-    MINGW_ARCHIVE: i686-4.9.2-release-win32-dwarf-rt_v4-rev4.7z
+    MINGW_URL: https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror
+    MINGW_ARCHIVE: i686-6.3.0-release-win32-dwarf-rt_v5-rev1.7z
     MINGW_DIR: mingw32
   - MSYS_BITS: 64
     SCRIPT: python x.py test
-    RUST_CONFIGURE_ARGS: --build=x86_64-pc-windows-gnu
-    MINGW_URL: https://s3.amazonaws.com/rust-lang-ci
-    MINGW_ARCHIVE: x86_64-4.9.2-release-win32-seh-rt_v4-rev4.7z
+    RUST_CONFIGURE_ARGS: --build=x86_64-pc-windows-gnu --enable-ninja
+    MINGW_URL: https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror
+    MINGW_ARCHIVE: x86_64-6.3.0-release-win32-seh-rt_v5-rev1.7z
     MINGW_DIR: mingw64
 
   # 32/64 bit MSVC and GNU deployment
@@ -68,17 +68,17 @@ environment:
     SCRIPT: python x.py dist
     DEPLOY: 1
   - MSYS_BITS: 32
-    RUST_CONFIGURE_ARGS: --build=i686-pc-windows-gnu --enable-extended
+    RUST_CONFIGURE_ARGS: --build=i686-pc-windows-gnu --enable-extended --enable-ninja
     SCRIPT: python x.py dist
-    MINGW_URL: https://s3.amazonaws.com/rust-lang-ci
-    MINGW_ARCHIVE: i686-4.9.2-release-win32-dwarf-rt_v4-rev4.7z
+    MINGW_URL: https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror
+    MINGW_ARCHIVE: i686-6.3.0-release-win32-dwarf-rt_v5-rev1.7z
     MINGW_DIR: mingw32
     DEPLOY: 1
   - MSYS_BITS: 64
     SCRIPT: python x.py dist
-    RUST_CONFIGURE_ARGS: --build=x86_64-pc-windows-gnu --enable-extended
-    MINGW_URL: https://s3.amazonaws.com/rust-lang-ci
-    MINGW_ARCHIVE: x86_64-4.9.2-release-win32-seh-rt_v4-rev4.7z
+    RUST_CONFIGURE_ARGS: --build=x86_64-pc-windows-gnu --enable-extended --enable-ninja
+    MINGW_URL: https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror
+    MINGW_ARCHIVE: x86_64-6.3.0-release-win32-seh-rt_v5-rev1.7z
     MINGW_DIR: mingw64
     DEPLOY: 1
 
@@ -115,10 +115,17 @@ install:
   - set PATH=C:\Python27;%PATH%
 
   # Download and install sccache
-  - appveyor-retry appveyor DownloadFile https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-16-sccache-x86_64-pc-windows-msvc
-  - mv 2017-03-16-sccache-x86_64-pc-windows-msvc sccache
+  - appveyor-retry appveyor DownloadFile https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-22-sccache-x86_64-pc-windows-msvc
+  - mv 2017-03-22-sccache-x86_64-pc-windows-msvc sccache.exe
   - set PATH=%PATH%;%CD%
 
+  # Download and install ninja
+  #
+  # Note that this is originally from the github releases patch of Ninja
+  - appveyor-retry appveyor DownloadFile https://s3.amazonaws.com/rust-lang-ci/rust-ci-mirror/2017-03-15-ninja-win.zip
+  - 7z x 2017-03-15-ninja-win.zip
+  # - set PATH=%PATH%;%CD% -- this already happens above for sccache
+
   # Install InnoSetup to get `iscc` used to produce installers
   - appveyor-retry choco install -y InnoSetup
   - set PATH="C:\Program Files (x86)\Inno Setup 5";%PATH%
@@ -131,7 +138,6 @@ install:
   - handle.exe -accepteula -help
 
   # Attempt to debug sccache failures
-  - set RUST_LOG=sccache=debug
   - set SCCACHE_ERROR_LOG=%CD%/sccache.log
 
 test_script:
@@ -176,6 +182,7 @@ deploy:
     on:
       branch: auto
       DEPLOY: 1
+    max_error_retry: 5
 
   # This provider is the same as the one above except that it has a slightly
   # different upload directory and a slightly different trigger
@@ -192,6 +199,7 @@ deploy:
     on:
       branch: auto
       DEPLOY_ALT: 1
+    max_error_retry: 5
 
 # init:
 #   - ps: iex ((new-object net.webclient).DownloadString('https://raw.githubusercontent.com/appveyor/ci/master/scripts/enable-rdp.ps1'))