Dec 13 08:43:49.155 INFO testing nooberfsh/heartbeat against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 08:43:49.155 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 13 08:43:49.565 INFO [stdout] d5eb583a61fec71af4a7edf332fb5716409078651cd1710417952df12eb4fb45
Dec 13 08:43:49.567 INFO running `"docker" "start" "-a" "d5eb583a61fec71af4a7edf332fb5716409078651cd1710417952df12eb4fb45"`
Dec 13 08:43:50.903 INFO [stderr] usermod: no changes
Dec 13 08:43:51.027 INFO [stderr]    Compiling test-tokio v0.1.0 (/source)
Dec 13 08:43:51.791 INFO [stderr] warning: unused import: `tokio_io::AsyncRead`
Dec 13 08:43:51.791 INFO [stderr]   --> src/main.rs:19:5
Dec 13 08:43:51.799 INFO [stderr]    |
Dec 13 08:43:51.799 INFO [stderr] 19 | use tokio_io::AsyncRead;
Dec 13 08:43:51.799 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 13 08:43:51.799 INFO [stderr]    |
Dec 13 08:43:51.799 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 13 08:43:51.799 INFO [stderr] 
Dec 13 08:43:51.911 INFO [stderr] warning: method is never used: `conns_num`
Dec 13 08:43:51.911 INFO [stderr]    --> src/main.rs:103:5
Dec 13 08:43:51.911 INFO [stderr]     |
Dec 13 08:43:51.911 INFO [stderr] 103 |     fn conns_num(&self) -> usize {
Dec 13 08:43:51.911 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 08:43:51.911 INFO [stderr]     |
Dec 13 08:43:51.911 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 13 08:43:51.911 INFO [stderr] 
Dec 13 08:43:51.911 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 13 08:43:51.911 INFO [stderr]  --> src/main.rs:1:12
Dec 13 08:43:51.911 INFO [stderr]   |
Dec 13 08:43:51.911 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 13 08:43:51.911 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 08:43:51.911 INFO [stderr]   |
Dec 13 08:43:51.911 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 13 08:43:51.911 INFO [stderr] 
Dec 13 08:43:53.501 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.57s
Dec 13 08:43:53.518 INFO [stderr] su: No module specific data is present
Dec 13 08:43:54.268 INFO running `"docker" "inspect" "d5eb583a61fec71af4a7edf332fb5716409078651cd1710417952df12eb4fb45"`
Dec 13 08:43:54.521 INFO running `"docker" "rm" "-f" "d5eb583a61fec71af4a7edf332fb5716409078651cd1710417952df12eb4fb45"`
Dec 13 08:43:54.756 INFO [stdout] d5eb583a61fec71af4a7edf332fb5716409078651cd1710417952df12eb4fb45
Dec 13 08:43:54.761 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 13 08:43:54.971 INFO [stdout] 87661273accd4ac2689bf2c1dca61aa54018ca57a9bebda77a062185aa39eedc
Dec 13 08:43:54.973 INFO running `"docker" "start" "-a" "87661273accd4ac2689bf2c1dca61aa54018ca57a9bebda77a062185aa39eedc"`
Dec 13 08:43:55.588 INFO [stderr] usermod: no changes
Dec 13 08:43:55.643 INFO [stderr]    Compiling test-tokio v0.1.0 (/source)
Dec 13 08:43:56.169 INFO [stderr] warning: unused import: `tokio_io::AsyncRead`
Dec 13 08:43:56.170 INFO [stderr]   --> src/main.rs:19:5
Dec 13 08:43:56.170 INFO [stderr]    |
Dec 13 08:43:56.170 INFO [stderr] 19 | use tokio_io::AsyncRead;
Dec 13 08:43:56.170 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 13 08:43:56.170 INFO [stderr]    |
Dec 13 08:43:56.170 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 13 08:43:56.170 INFO [stderr] 
Dec 13 08:43:56.267 INFO [stderr] warning: method is never used: `conns_num`
Dec 13 08:43:56.267 INFO [stderr]    --> src/main.rs:103:5
Dec 13 08:43:56.267 INFO [stderr]     |
Dec 13 08:43:56.267 INFO [stderr] 103 |     fn conns_num(&self) -> usize {
Dec 13 08:43:56.267 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 08:43:56.267 INFO [stderr]     |
Dec 13 08:43:56.267 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 13 08:43:56.267 INFO [stderr] 
Dec 13 08:43:56.267 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 13 08:43:56.267 INFO [stderr]  --> src/main.rs:1:12
Dec 13 08:43:56.267 INFO [stderr]   |
Dec 13 08:43:56.267 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 13 08:43:56.267 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 08:43:56.267 INFO [stderr]   |
Dec 13 08:43:56.267 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 13 08:43:56.267 INFO [stderr] 
Dec 13 08:43:56.611 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
Dec 13 08:43:56.622 INFO [stderr] su: No module specific data is present
Dec 13 08:43:57.217 INFO running `"docker" "inspect" "87661273accd4ac2689bf2c1dca61aa54018ca57a9bebda77a062185aa39eedc"`
Dec 13 08:43:57.328 INFO running `"docker" "rm" "-f" "87661273accd4ac2689bf2c1dca61aa54018ca57a9bebda77a062185aa39eedc"`
Dec 13 08:43:57.463 INFO [stdout] 87661273accd4ac2689bf2c1dca61aa54018ca57a9bebda77a062185aa39eedc
Dec 13 08:43:57.467 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 13 08:43:57.953 INFO [stdout] f402285d1bace9e1229dc001da777f80b004ad9eb619c190dc031c010165ea7f
Dec 13 08:43:57.955 INFO running `"docker" "start" "-a" "f402285d1bace9e1229dc001da777f80b004ad9eb619c190dc031c010165ea7f"`
Dec 13 08:43:59.131 INFO [stderr] usermod: no changes
Dec 13 08:43:59.257 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
Dec 13 08:43:59.275 INFO [stderr]      Running /target/debug/deps/test_tokio-1f0d94f109698205
Dec 13 08:43:59.281 INFO [stdout] 
Dec 13 08:43:59.281 INFO [stdout] running 0 tests
Dec 13 08:43:59.281 INFO [stdout] 
Dec 13 08:43:59.281 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 08:43:59.281 INFO [stdout] 
Dec 13 08:43:59.284 INFO [stderr] su: No module specific data is present
Dec 13 08:44:00.096 INFO running `"docker" "inspect" "f402285d1bace9e1229dc001da777f80b004ad9eb619c190dc031c010165ea7f"`
Dec 13 08:44:00.368 INFO running `"docker" "rm" "-f" "f402285d1bace9e1229dc001da777f80b004ad9eb619c190dc031c010165ea7f"`
Dec 13 08:44:00.537 INFO [stdout] f402285d1bace9e1229dc001da777f80b004ad9eb619c190dc031c010165ea7f