Dec 07 07:24:51.797 INFO testing messenger-0.1.0 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 07:24:51.797 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 07:24:52.402 INFO [stdout] 4d83691b047eb1fd324ba8844f63c4321d1194b209c1bee1f40b2ecfa280e15f
Dec 07 07:24:52.407 INFO running `"docker" "start" "-a" "4d83691b047eb1fd324ba8844f63c4321d1194b209c1bee1f40b2ecfa280e15f"`
Dec 07 07:24:53.526 INFO [stderr] usermod: no changes
Dec 07 07:24:53.708 INFO [stderr]    Compiling messenger v0.1.0 (/source)
Dec 07 07:24:54.649 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 07 07:24:54.649 INFO [stderr]  --> src/lib.rs:2:12
Dec 07 07:24:54.649 INFO [stderr]   |
Dec 07 07:24:54.649 INFO [stderr] 2 | #![feature(conservative_impl_trait)]
Dec 07 07:24:54.649 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 07:24:54.649 INFO [stderr]   |
Dec 07 07:24:54.650 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 07 07:24:54.650 INFO [stderr] 
Dec 07 07:24:54.719 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
Dec 07 07:24:54.730 INFO [stderr] su: No module specific data is present
Dec 07 07:24:55.410 INFO running `"docker" "inspect" "4d83691b047eb1fd324ba8844f63c4321d1194b209c1bee1f40b2ecfa280e15f"`
Dec 07 07:24:55.572 INFO running `"docker" "rm" "-f" "4d83691b047eb1fd324ba8844f63c4321d1194b209c1bee1f40b2ecfa280e15f"`
Dec 07 07:24:55.841 INFO [stdout] 4d83691b047eb1fd324ba8844f63c4321d1194b209c1bee1f40b2ecfa280e15f
Dec 07 07:24:55.843 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 07:24:56.240 INFO [stdout] 178b5d72a8ed6648b3b387a87c3eec1a11040a0a1f0c048c8ea13ea13801df66
Dec 07 07:24:56.248 INFO running `"docker" "start" "-a" "178b5d72a8ed6648b3b387a87c3eec1a11040a0a1f0c048c8ea13ea13801df66"`
Dec 07 07:24:56.940 INFO [stderr] usermod: no changes
Dec 07 07:24:57.124 INFO [stderr]    Compiling messenger v0.1.0 (/source)
Dec 07 07:24:58.396 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 07 07:24:58.396 INFO [stderr]  --> src/lib.rs:2:12
Dec 07 07:24:58.396 INFO [stderr]   |
Dec 07 07:24:58.396 INFO [stderr] 2 | #![feature(conservative_impl_trait)]
Dec 07 07:24:58.396 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 07:24:58.396 INFO [stderr]   |
Dec 07 07:24:58.396 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 07 07:24:58.396 INFO [stderr] 
Dec 07 07:25:04.020 INFO [stderr] warning: use of deprecated item 'tokio::executor::current_thread': use tokio-current-thread crate or functions in tokio::runtime::current_thread instead
Dec 07 07:25:04.020 INFO [stderr]  --> tests/messenger_test.rs:8:5
Dec 07 07:25:04.020 INFO [stderr]   |
Dec 07 07:25:04.020 INFO [stderr] 8 | use tokio::executor::current_thread;
Dec 07 07:25:04.020 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 07:25:04.020 INFO [stderr]   |
Dec 07 07:25:04.020 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 07 07:25:04.020 INFO [stderr] 
Dec 07 07:25:04.020 INFO [stderr] warning: use of deprecated item 'tokio::executor::current_thread::run': use block_on_all instead
Dec 07 07:25:04.020 INFO [stderr]   --> tests/messenger_test.rs:36:5
Dec 07 07:25:04.020 INFO [stderr]    |
Dec 07 07:25:04.020 INFO [stderr] 36 |     current_thread::run(move |_| {
Dec 07 07:25:04.020 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 07 07:25:04.020 INFO [stderr] 
Dec 07 07:25:06.652 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.68s
Dec 07 07:25:06.657 INFO [stderr] su: No module specific data is present
Dec 07 07:25:07.080 INFO running `"docker" "inspect" "178b5d72a8ed6648b3b387a87c3eec1a11040a0a1f0c048c8ea13ea13801df66"`
Dec 07 07:25:07.362 INFO running `"docker" "rm" "-f" "178b5d72a8ed6648b3b387a87c3eec1a11040a0a1f0c048c8ea13ea13801df66"`
Dec 07 07:25:07.624 INFO [stdout] 178b5d72a8ed6648b3b387a87c3eec1a11040a0a1f0c048c8ea13ea13801df66
Dec 07 07:25:07.626 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 07:25:08.003 INFO [stdout] e75f0f756281e788ddbf903712c1dfc7b934cac55f36dbcb22f39675f3146b52
Dec 07 07:25:08.003 INFO running `"docker" "start" "-a" "e75f0f756281e788ddbf903712c1dfc7b934cac55f36dbcb22f39675f3146b52"`
Dec 07 07:25:09.035 INFO [stderr] usermod: no changes
Dec 07 07:25:09.218 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
Dec 07 07:25:09.229 INFO [stderr]      Running /target/debug/deps/messenger-3096941f915ab3bf
Dec 07 07:25:09.232 INFO [stdout] 
Dec 07 07:25:09.233 INFO [stdout] running 0 tests
Dec 07 07:25:09.233 INFO [stdout] 
Dec 07 07:25:09.233 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 07:25:09.233 INFO [stdout] 
Dec 07 07:25:09.240 INFO [stderr]      Running /target/debug/deps/messenger_test-6e96bcd8daef8570
Dec 07 07:25:09.240 INFO [stderr]    Doc-tests messenger
Dec 07 07:25:09.240 INFO [stdout] 
Dec 07 07:25:09.240 INFO [stdout] running 1 test
Dec 07 07:25:09.240 INFO [stdout] test messenger_test ... ok
Dec 07 07:25:09.240 INFO [stdout] 
Dec 07 07:25:09.240 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 07:25:09.240 INFO [stdout] 
Dec 07 07:25:10.269 INFO [stdout] 
Dec 07 07:25:10.269 INFO [stdout] running 0 tests
Dec 07 07:25:10.272 INFO [stdout] 
Dec 07 07:25:10.272 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 07:25:10.272 INFO [stdout] 
Dec 07 07:25:10.284 INFO [stderr] su: No module specific data is present
Dec 07 07:25:11.114 INFO running `"docker" "inspect" "e75f0f756281e788ddbf903712c1dfc7b934cac55f36dbcb22f39675f3146b52"`
Dec 07 07:25:11.343 INFO running `"docker" "rm" "-f" "e75f0f756281e788ddbf903712c1dfc7b934cac55f36dbcb22f39675f3146b52"`
Dec 07 07:25:11.600 INFO [stdout] e75f0f756281e788ddbf903712c1dfc7b934cac55f36dbcb22f39675f3146b52