Dec 15 00:46:20.730 INFO testing pubsub-0.2.3 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 00:46:20.731 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 00:46:21.010 INFO [stdout] a2c4954655b9f4b5bf71969b675b7e575ec4f1eb95f352be2934d4beed2c352c
Dec 15 00:46:21.016 INFO running `"docker" "start" "-a" "a2c4954655b9f4b5bf71969b675b7e575ec4f1eb95f352be2934d4beed2c352c"`
Dec 15 00:46:21.675 INFO [stderr] usermod: no changes
Dec 15 00:46:21.723 INFO [stderr]    Compiling threadpool v0.1.4
Dec 15 00:46:22.625 INFO [stderr]    Compiling pubsub v0.2.3 (/source)
Dec 15 00:46:23.164 INFO [stderr] warning: variable does not need to be mutable
Dec 15 00:46:23.164 INFO [stderr]    --> src/lib.rs:192:10
Dec 15 00:46:23.165 INFO [stderr]     |
Dec 15 00:46:23.165 INFO [stderr] 192 |                     let mut func = guard.deref_mut();
Dec 15 00:46:23.165 INFO [stderr]     |                         ----^^^^
Dec 15 00:46:23.165 INFO [stderr]     |                         |
Dec 15 00:46:23.165 INFO [stderr]     |                         help: remove this `mut`
Dec 15 00:46:23.165 INFO [stderr]     |
Dec 15 00:46:23.165 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 15 00:46:23.165 INFO [stderr] 
Dec 15 00:46:23.685 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.99s
Dec 15 00:46:23.688 INFO [stderr] su: No module specific data is present
Dec 15 00:46:23.969 INFO running `"docker" "inspect" "a2c4954655b9f4b5bf71969b675b7e575ec4f1eb95f352be2934d4beed2c352c"`
Dec 15 00:46:24.052 INFO running `"docker" "rm" "-f" "a2c4954655b9f4b5bf71969b675b7e575ec4f1eb95f352be2934d4beed2c352c"`
Dec 15 00:46:24.141 INFO [stdout] a2c4954655b9f4b5bf71969b675b7e575ec4f1eb95f352be2934d4beed2c352c
Dec 15 00:46:24.143 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 00:46:24.318 INFO [stdout] 2bd2454059649942fc60a389628709b92d9f2068636e4d2733ea8af52b609048
Dec 15 00:46:24.321 INFO running `"docker" "start" "-a" "2bd2454059649942fc60a389628709b92d9f2068636e4d2733ea8af52b609048"`
Dec 15 00:46:24.788 INFO [stderr] usermod: no changes
Dec 15 00:46:24.819 INFO [stderr]    Compiling pubsub v0.2.3 (/source)
Dec 15 00:46:25.371 INFO [stderr] warning: variable does not need to be mutable
Dec 15 00:46:25.371 INFO [stderr]    --> src/lib.rs:192:10
Dec 15 00:46:25.371 INFO [stderr]     |
Dec 15 00:46:25.371 INFO [stderr] 192 |                     let mut func = guard.deref_mut();
Dec 15 00:46:25.371 INFO [stderr]     |                         ----^^^^
Dec 15 00:46:25.371 INFO [stderr]     |                         |
Dec 15 00:46:25.371 INFO [stderr]     |                         help: remove this `mut`
Dec 15 00:46:25.371 INFO [stderr]     |
Dec 15 00:46:25.371 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 15 00:46:25.371 INFO [stderr] 
Dec 15 00:46:26.242 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
Dec 15 00:46:26.245 INFO [stderr] su: No module specific data is present
Dec 15 00:46:26.681 INFO running `"docker" "inspect" "2bd2454059649942fc60a389628709b92d9f2068636e4d2733ea8af52b609048"`
Dec 15 00:46:26.793 INFO running `"docker" "rm" "-f" "2bd2454059649942fc60a389628709b92d9f2068636e4d2733ea8af52b609048"`
Dec 15 00:46:26.967 INFO [stdout] 2bd2454059649942fc60a389628709b92d9f2068636e4d2733ea8af52b609048
Dec 15 00:46:26.969 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 00:46:27.346 INFO [stdout] 003ca6f7d58ee94bf2533f9cd07964a27ce9863b87e04c3ccec06f7efe1643bc
Dec 15 00:46:27.348 INFO running `"docker" "start" "-a" "003ca6f7d58ee94bf2533f9cd07964a27ce9863b87e04c3ccec06f7efe1643bc"`
Dec 15 00:46:27.829 INFO [stderr] usermod: no changes
Dec 15 00:46:27.857 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 15 00:46:27.858 INFO [stderr]      Running /target/debug/deps/pubsub-72fdeccd2bfe326c
Dec 15 00:46:27.860 INFO [stdout] 
Dec 15 00:46:27.860 INFO [stdout] running 3 tests
Dec 15 00:46:28.361 INFO [stdout] test test::notify_exception ... ok
Dec 15 00:46:28.361 INFO [stdout] test test::lazy_subscribe ... ok
Dec 15 00:46:30.361 INFO [stdout] test test::basic_test ... ok
Dec 15 00:46:30.361 INFO [stdout] 
Dec 15 00:46:30.361 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 00:46:30.361 INFO [stdout] 
Dec 15 00:46:30.361 INFO [stderr]    Doc-tests pubsub
Dec 15 00:46:31.126 INFO [stdout] 
Dec 15 00:46:31.126 INFO [stdout] running 0 tests
Dec 15 00:46:31.126 INFO [stdout] 
Dec 15 00:46:31.126 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 00:46:31.126 INFO [stdout] 
Dec 15 00:46:31.136 INFO [stderr] su: No module specific data is present
Dec 15 00:46:31.406 INFO running `"docker" "inspect" "003ca6f7d58ee94bf2533f9cd07964a27ce9863b87e04c3ccec06f7efe1643bc"`
Dec 15 00:46:31.517 INFO running `"docker" "rm" "-f" "003ca6f7d58ee94bf2533f9cd07964a27ce9863b87e04c3ccec06f7efe1643bc"`
Dec 15 00:46:31.625 INFO [stdout] 003ca6f7d58ee94bf2533f9cd07964a27ce9863b87e04c3ccec06f7efe1643bc