Nov 27 23:32:07.104 INFO checking nooberfsh/heartbeat against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 27 23:32:07.104 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"`
Nov 27 23:32:07.632 INFO [stdout] 442eedca71eb69ef23617722db0160cd5b1bb1724ff907ea3cf9b26c37ffba90
Nov 27 23:32:07.640 INFO running `"docker" "start" "-a" "442eedca71eb69ef23617722db0160cd5b1bb1724ff907ea3cf9b26c37ffba90"`
Nov 27 23:32:09.252 INFO [stderr] usermod: no changes
Nov 27 23:32:09.373 INFO [stderr]     Checking iovec v0.1.1
Nov 27 23:32:09.860 INFO [stderr]     Checking bytes v0.4.5
Nov 27 23:32:09.860 INFO [stderr]     Checking mio v0.6.11
Nov 27 23:32:11.468 INFO [stderr]     Checking tokio-io v0.1.3
Nov 27 23:32:12.760 INFO [stderr]     Checking tokio-core v0.1.10
Nov 27 23:32:14.188 INFO [stderr]     Checking test-tokio v0.1.0 (/source)
Nov 27 23:32:14.716 INFO [stderr] warning: unused import: `tokio_io::AsyncRead`
Nov 27 23:32:14.716 INFO [stderr]   --> src/main.rs:19:5
Nov 27 23:32:14.716 INFO [stderr]    |
Nov 27 23:32:14.716 INFO [stderr] 19 | use tokio_io::AsyncRead;
Nov 27 23:32:14.716 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 27 23:32:14.716 INFO [stderr]    |
Nov 27 23:32:14.716 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 27 23:32:14.716 INFO [stderr] 
Nov 27 23:32:14.831 INFO [stderr] warning: method is never used: `conns_num`
Nov 27 23:32:14.831 INFO [stderr]    --> src/main.rs:103:5
Nov 27 23:32:14.831 INFO [stderr]     |
Nov 27 23:32:14.831 INFO [stderr] 103 |     fn conns_num(&self) -> usize {
Nov 27 23:32:14.832 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:32:14.832 INFO [stderr]     |
Nov 27 23:32:14.832 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 27 23:32:14.832 INFO [stderr] 
Nov 27 23:32:14.832 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 27 23:32:14.833 INFO [stderr]  --> src/main.rs:1:12
Nov 27 23:32:14.833 INFO [stderr]   |
Nov 27 23:32:14.833 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Nov 27 23:32:14.833 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:32:14.833 INFO [stderr]   |
Nov 27 23:32:14.834 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 27 23:32:14.834 INFO [stderr] 
Nov 27 23:32:14.901 INFO [stderr] warning: unused import: `tokio_io::AsyncRead`
Nov 27 23:32:14.901 INFO [stderr]   --> src/main.rs:19:5
Nov 27 23:32:14.901 INFO [stderr]    |
Nov 27 23:32:14.901 INFO [stderr] 19 | use tokio_io::AsyncRead;
Nov 27 23:32:14.901 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 27 23:32:14.902 INFO [stderr]    |
Nov 27 23:32:14.902 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 27 23:32:14.902 INFO [stderr] 
Nov 27 23:32:15.009 INFO [stderr] warning: method is never used: `conns_num`
Nov 27 23:32:15.009 INFO [stderr]    --> src/main.rs:103:5
Nov 27 23:32:15.009 INFO [stderr]     |
Nov 27 23:32:15.009 INFO [stderr] 103 |     fn conns_num(&self) -> usize {
Nov 27 23:32:15.009 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:32:15.010 INFO [stderr]     |
Nov 27 23:32:15.010 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 27 23:32:15.010 INFO [stderr] 
Nov 27 23:32:15.010 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 27 23:32:15.010 INFO [stderr]  --> src/main.rs:1:12
Nov 27 23:32:15.010 INFO [stderr]   |
Nov 27 23:32:15.011 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Nov 27 23:32:15.011 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:32:15.011 INFO [stderr]   |
Nov 27 23:32:15.011 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 27 23:32:15.011 INFO [stderr] 
Nov 27 23:32:15.044 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.76s
Nov 27 23:32:15.048 INFO [stderr] su: No module specific data is present
Nov 27 23:32:15.564 INFO running `"docker" "inspect" "442eedca71eb69ef23617722db0160cd5b1bb1724ff907ea3cf9b26c37ffba90"`
Nov 27 23:32:15.825 INFO running `"docker" "rm" "-f" "442eedca71eb69ef23617722db0160cd5b1bb1724ff907ea3cf9b26c37ffba90"`
Nov 27 23:32:16.180 INFO [stdout] 442eedca71eb69ef23617722db0160cd5b1bb1724ff907ea3cf9b26c37ffba90