ci: switch appveyor to gce builders to try debugging the 259 failure

[pietroalbini]

r? @alexcrichton

[alexcrichton]

@bors: r+ p=1

[bors]

📌 Commit 703e236 has been approved by alexcrichton

[bors]

⌛ Testing commit 703e236 with merge fe5d50bfc845534a7c3f9a40aefb5eab82862465...

[bors]

💔 Test failed - checks-travis

[rust-highfive]

The job dist-i586-gnu-i586-i686-musl of your PR failed on Travis (raw log). Through arcane magic we have determined that the following fragments from the build log may contain information about the problem.

Click to expand the log.

[01:19:54] test boxed_test::any_move ... ok
[01:19:54] test boxed_test::deref ... ok
[01:19:54] test boxed_test::f64_slice ... ok
[01:19:54] test boxed_test::i64_slice ... ok
No output has been received in the last 30m0s, this potentially indicates a stalled build or something wrong with the build itself.
Check the details on how to adjust your build configuration on: https://docs.travis-ci.com/user/common-build-problems/#Build-times-out-because-no-output-was-received
The build has been terminated

I'm a bot! I can only do what humans tell me to, so if this was not helpful or you have suggestions for improvements, please ping or otherwise contact @TimNN. (Feature Requests)

[pietroalbini]

I'm sure we didn't regress travis.

@bors retry

[bors]

⌛ Testing commit 703e236 with merge 7437e36cc2a1c40fe75c6b3fd25160a0facb900b...

[bors]

💔 Test failed - checks-travis

[rust-highfive]

Your PR failed on Travis (raw log). Through arcane magic we have determined that the following fragments from the build log may contain information about the problem.

Click to expand the log.

Attempting to download s3://rust-lang-ci-sccache2/docker/2e5be4e2e48978ebba28950b153fc100a6d9b9e74b018c092b0eeddaf226d91b0a9c9bc603b28da87f7c006299f0a19ea0a1fa7a654d2702cdbc9c5d61a2780b
[00:01:10] Attempting with retry: curl -f -L -C - -o /tmp/rustci_docker_cache https://s3-us-west-1.amazonaws.com/rust-lang-ci-sccache2/docker/2e5be4e2e48978ebba28950b153fc100a6d9b9e74b018c092b0eeddaf226d91b0a9c9bc603b28da87f7c006299f0a19ea0a1fa7a654d2702cdbc9c5d61a2780b
[00:01:10]   % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
[00:01:10]                                  Dload  Upload   Total   Spent    Left  Speed
No output has been received in the last 30m0s, this potentially indicates a stalled build or something wrong with the build itself.
Check the details on how to adjust your build configuration on: https://docs.travis-ci.com/user/common-build-problems/#Build-times-out-because-no-output-was-received
The build has been terminated

I'm a bot! I can only do what humans tell me to, so if this was not helpful or you have suggestions for improvements, please ping or otherwise contact @TimNN. (Feature Requests)

[pietroalbini]

@bors retry

[bors]

⌛ Testing commit 703e236 with merge fd42f24...

[bors]

☀️ Test successful - checks-travis, status-appveyor
Approved by: alexcrichton
Pushing fd42f24 to master...