Dec 19 08:54:38.307 INFO checking shmup/chat against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 08:54:38.307 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/shmup/chat:/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 08:54:38.828 INFO [stdout] 4053fdac5618b567d314afd75b753dec13593bc4a9fba5e4ade845d0404ede2b
Dec 19 08:54:38.830 INFO running `"docker" "start" "-a" "4053fdac5618b567d314afd75b753dec13593bc4a9fba5e4ade845d0404ede2b"`
Dec 19 08:54:40.906 INFO [stderr]     Checking chat v0.0.1 (/opt/crater/workdir)
Dec 19 08:54:41.140 INFO [stderr] warning: unused import: `std::sync::mpsc::channel`
Dec 19 08:54:41.140 INFO [stderr]  --> src/main.rs:5:5
Dec 19 08:54:41.140 INFO [stderr]   |
Dec 19 08:54:41.140 INFO [stderr] 5 | use std::sync::mpsc::channel;
Dec 19 08:54:41.140 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:54:41.140 INFO [stderr]   |
Dec 19 08:54:41.140 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 08:54:41.140 INFO [stderr] 
Dec 19 08:54:41.147 INFO [stderr] warning: unused import: `std::sync::mpsc::channel`
Dec 19 08:54:41.147 INFO [stderr]  --> src/main.rs:5:5
Dec 19 08:54:41.147 INFO [stderr]   |
Dec 19 08:54:41.147 INFO [stderr] 5 | use std::sync::mpsc::channel;
Dec 19 08:54:41.147 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:54:41.147 INFO [stderr]   |
Dec 19 08:54:41.147 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 08:54:41.147 INFO [stderr] 
Dec 19 08:54:41.204 INFO [stderr] warning: method is never used: `new`
Dec 19 08:54:41.204 INFO [stderr]   --> src/main.rs:12:5
Dec 19 08:54:41.204 INFO [stderr]    |
Dec 19 08:54:41.204 INFO [stderr] 12 |     fn new(stream: TcpStream) -> Client {
Dec 19 08:54:41.204 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:54:41.204 INFO [stderr]    |
Dec 19 08:54:41.204 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 08:54:41.204 INFO [stderr] 
Dec 19 08:54:41.213 INFO [stderr] warning: method is never used: `new`
Dec 19 08:54:41.213 INFO [stderr]   --> src/main.rs:12:5
Dec 19 08:54:41.213 INFO [stderr]    |
Dec 19 08:54:41.213 INFO [stderr] 12 |     fn new(stream: TcpStream) -> Client {
Dec 19 08:54:41.213 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:54:41.213 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 08:54:41.213 INFO [stderr]   --> src/main.rs:32:9
Dec 19 08:54:41.213 INFO [stderr]    |
Dec 19 08:54:41.213 INFO [stderr] 32 |         self.stream.write(&mut buffer);
Dec 19 08:54:41.213 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:54:41.213 INFO [stderr]    |
Dec 19 08:54:41.213 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 08:54:41.213 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 08:54:41.213 INFO [stderr] 
Dec 19 08:54:41.213 INFO [stderr]    |
Dec 19 08:54:41.213 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 08:54:41.213 INFO [stderr] 
Dec 19 08:54:41.224 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 08:54:41.225 INFO [stderr]   --> src/main.rs:32:9
Dec 19 08:54:41.225 INFO [stderr]    |
Dec 19 08:54:41.225 INFO [stderr] 32 |         self.stream.write(&mut buffer);
Dec 19 08:54:41.225 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:54:41.225 INFO [stderr]    |
Dec 19 08:54:41.225 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 08:54:41.225 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 08:54:41.225 INFO [stderr] 
Dec 19 08:54:41.258 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
Dec 19 08:54:42.448 INFO running `"docker" "inspect" "4053fdac5618b567d314afd75b753dec13593bc4a9fba5e4ade845d0404ede2b"`
Dec 19 08:54:42.786 INFO running `"docker" "rm" "-f" "4053fdac5618b567d314afd75b753dec13593bc4a9fba5e4ade845d0404ede2b"`
Dec 19 08:54:43.036 INFO [stdout] 4053fdac5618b567d314afd75b753dec13593bc4a9fba5e4ade845d0404ede2b