Auto merge of #3418 - phansch:add_travis_windows_build, r=<try>

Fix Travis Windows build

Closes #3306

.travis.yml

@@ -28,10 +28,17 @@ install:
         nvm use stable
         npm install remark-cli remark-lint
       fi
+      echo "the cake is a lie"
       if [ "$TRAVIS_OS_NAME" == "windows" ]; then
-        choco install windows-sdk-10.0
+        echo "first debug"
+        (choco install windows-sdk-10.0 -yv) || cat /c/ProgramData/chocolatey/logs/chocolatey.log
+        echo "second debug"
+        find tests/ui/* \( -name '*.rs' -or -name '*.stderr' -or -name '*.stdout' \) -exec dos2unix '{}' +
+        echo "third debug"
+        find tests/ui-toml/* \( -name '*.rs' -or -name '*.stderr' -or -name '*.stdout' -or -name '*.toml' \) -exec dos2unix '{}' +
       fi
     fi
+    echo "end of install step"
 
 # disabling the integration tests in forks should be done with
 # if: fork = false
@@ -81,9 +88,6 @@ matrix:
       if: repo =~ /^rust-lang\/rust-clippy$/ AND branch IN (auto, try)
     - env: INTEGRATION=chronotope/chrono
       if: repo =~ /^rust-lang\/rust-clippy$/ AND branch IN (auto, try)
-  allow_failures:
-  - os: windows
-    env: CARGO_INCREMENTAL=0 BASE_TESTS=true
 # prevent these jobs with default env vars
   exclude:
     - os: linux
@@ -94,7 +98,11 @@ script:
   - |
       rm rust-toolchain
       ./setup-toolchain.sh
-      export LD_LIBRARY_PATH=$(rustc --print sysroot)/lib
+      if [ "$TRAVIS_OS_NAME" == "windows" ]; then
+        export PATH=$PATH:$(rustc --print sysroot)/bin
+      else
+        export LD_LIBRARY_PATH=$(rustc --print sysroot)/lib
+      fi
   - |
     if [ -z ${INTEGRATION} ]; then
       travis_wait 30 ./ci/base-tests.sh && sleep 5
@@ -104,7 +112,7 @@ script:
 
 after_success: |
   #!/bin/bash
-  if [ $(uname) == Linux ]; then
+  if [ "$TRAVIS_OS_NAME" == "linux" ]; then
     set -ex
     if [ -z ${INTEGRATION} ]; then
       ./.github/deploy.sh