Dec 05 10:29:05.054 INFO checking messenger-0.1.0 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 10:29:05.054 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-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 05 10:29:05.452 INFO [stdout] a7841a71d8b5e3c402ea9057ebb1d0e6b48f5e3c8dab0134471b1b51e24290dc
Dec 05 10:29:05.452 INFO running `"docker" "start" "-a" "a7841a71d8b5e3c402ea9057ebb1d0e6b48f5e3c8dab0134471b1b51e24290dc"`
Dec 05 10:29:06.283 INFO [stderr] usermod: no changes
Dec 05 10:29:06.427 INFO [stderr]     Checking messenger v0.1.0 (/source)
Dec 05 10:29:07.699 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 05 10:29:07.699 INFO [stderr]  --> src/lib.rs:2:12
Dec 05 10:29:07.699 INFO [stderr]   |
Dec 05 10:29:07.699 INFO [stderr] 2 | #![feature(conservative_impl_trait)]
Dec 05 10:29:07.699 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 10:29:07.699 INFO [stderr]   |
Dec 05 10:29:07.699 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 05 10:29:07.699 INFO [stderr] 
Dec 05 10:29:07.935 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 05 10:29:07.935 INFO [stderr]  --> src/lib.rs:2:12
Dec 05 10:29:07.935 INFO [stderr]   |
Dec 05 10:29:07.935 INFO [stderr] 2 | #![feature(conservative_impl_trait)]
Dec 05 10:29:07.935 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 10:29:07.935 INFO [stderr]   |
Dec 05 10:29:07.935 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 05 10:29:07.935 INFO [stderr] 
Dec 05 10:29:12.062 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 05 10:29:12.062 INFO [stderr]  --> tests/messenger_test.rs:8:5
Dec 05 10:29:12.062 INFO [stderr]   |
Dec 05 10:29:12.062 INFO [stderr] 8 | use tokio::executor::current_thread;
Dec 05 10:29:12.062 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 10:29:12.062 INFO [stderr]   |
Dec 05 10:29:12.062 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 05 10:29:12.062 INFO [stderr] 
Dec 05 10:29:12.062 INFO [stderr] warning: use of deprecated item 'tokio::executor::current_thread::run': use block_on_all instead
Dec 05 10:29:12.062 INFO [stderr]   --> tests/messenger_test.rs:36:5
Dec 05 10:29:12.062 INFO [stderr]    |
Dec 05 10:29:12.062 INFO [stderr] 36 |     current_thread::run(move |_| {
Dec 05 10:29:12.062 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 05 10:29:12.062 INFO [stderr] 
Dec 05 10:29:12.156 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.84s
Dec 05 10:29:12.165 INFO [stderr] su: No module specific data is present
Dec 05 10:29:12.548 INFO running `"docker" "inspect" "a7841a71d8b5e3c402ea9057ebb1d0e6b48f5e3c8dab0134471b1b51e24290dc"`
Dec 05 10:29:12.672 INFO running `"docker" "rm" "-f" "a7841a71d8b5e3c402ea9057ebb1d0e6b48f5e3c8dab0134471b1b51e24290dc"`
Dec 05 10:29:12.814 INFO [stdout] a7841a71d8b5e3c402ea9057ebb1d0e6b48f5e3c8dab0134471b1b51e24290dc