Dec 19 16:01:58.303 INFO checking hoodie/peerchat against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 16:01:58.303 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/hoodie/peerchat:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 16:01:58.797 INFO [stdout] fc3ef0a72bf6d2437fa9a428ad8075d83513ac90fa83e5db8ebeb7d05625b60b
Dec 19 16:01:58.802 INFO running `"docker" "start" "-a" "fc3ef0a72bf6d2437fa9a428ad8075d83513ac90fa83e5db8ebeb7d05625b60b"`
Dec 19 16:01:59.779 INFO [stderr]     Checking libc v0.2.33
Dec 19 16:01:59.780 INFO [stderr]     Checking thread_local v0.3.4
Dec 19 16:02:00.666 INFO [stderr]     Checking memchr v1.0.2
Dec 19 16:02:00.934 INFO [stderr]     Checking aho-corasick v0.6.3
Dec 19 16:02:01.541 INFO [stderr]     Checking regex v0.2.2
Dec 19 16:02:03.634 INFO [stderr]     Checking env_logger v0.4.3
Dec 19 16:02:04.330 INFO [stderr]     Checking peerchat v0.1.0 (/opt/crater/workdir)
Dec 19 16:02:06.488 INFO [stderr] warning: unused variable: `msg`
Dec 19 16:02:06.488 INFO [stderr]   --> examples/server.rs:56:14
Dec 19 16:02:06.488 INFO [stderr]    |
Dec 19 16:02:06.488 INFO [stderr] 56 | fn broadcast(msg: &str, receivers: &[SocketAddr]) {
Dec 19 16:02:06.488 INFO [stderr]    |              ^^^ help: consider using `_msg` instead
Dec 19 16:02:06.488 INFO [stderr]    |
Dec 19 16:02:06.488 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 16:02:06.488 INFO [stderr] 
Dec 19 16:02:06.488 INFO [stderr] warning: unused variable: `receivers`
Dec 19 16:02:06.488 INFO [stderr]   --> examples/server.rs:56:25
Dec 19 16:02:06.488 INFO [stderr]    |
Dec 19 16:02:06.488 INFO [stderr] 56 | fn broadcast(msg: &str, receivers: &[SocketAddr]) {
Dec 19 16:02:06.488 INFO [stderr]    |                         ^^^^^^^^^ help: consider using `_receivers` instead
Dec 19 16:02:06.488 INFO [stderr] 
Dec 19 16:02:06.502 INFO [stderr] warning: function is never used: `broadcast`
Dec 19 16:02:06.502 INFO [stderr]   --> examples/server.rs:56:1
Dec 19 16:02:06.502 INFO [stderr]    |
Dec 19 16:02:06.502 INFO [stderr] 56 | fn broadcast(msg: &str, receivers: &[SocketAddr]) {
Dec 19 16:02:06.502 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:02:06.502 INFO [stderr]    |
Dec 19 16:02:06.502 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 16:02:06.502 INFO [stderr] 
Dec 19 16:02:06.542 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.80s
Dec 19 16:02:07.084 INFO running `"docker" "inspect" "fc3ef0a72bf6d2437fa9a428ad8075d83513ac90fa83e5db8ebeb7d05625b60b"`
Dec 19 16:02:07.366 INFO running `"docker" "rm" "-f" "fc3ef0a72bf6d2437fa9a428ad8075d83513ac90fa83e5db8ebeb7d05625b60b"`
Dec 19 16:02:07.614 INFO [stdout] fc3ef0a72bf6d2437fa9a428ad8075d83513ac90fa83e5db8ebeb7d05625b60b