Dec 19 14:00:44.255 INFO checking kryo4096/rust-chat against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 14:00:44.255 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/kryo4096/rust-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 14:00:44.722 INFO [stdout] 2024011faa7dc82ba66070ea33ac5a436537749db766ef115e51ac3a954325cb
Dec 19 14:00:44.724 INFO running `"docker" "start" "-a" "2024011faa7dc82ba66070ea33ac5a436537749db766ef115e51ac3a954325cb"`
Dec 19 14:00:47.078 INFO [stderr]     Checking mio v0.6.14
Dec 19 14:00:48.500 INFO [stderr]     Checking ws v0.7.6
Dec 19 14:00:50.208 INFO [stderr]     Checking chat v0.1.0 (/opt/crater/workdir)
Dec 19 14:00:50.600 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 14:00:50.600 INFO [stderr]   --> src/main.rs:41:15
Dec 19 14:00:50.600 INFO [stderr]    |
Dec 19 14:00:50.600 INFO [stderr] 41 |             if(command.len() > 0) {
Dec 19 14:00:50.600 INFO [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 14:00:50.600 INFO [stderr]    |
Dec 19 14:00:50.600 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 14:00:50.600 INFO [stderr] 
Dec 19 14:00:50.690 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 14:00:50.690 INFO [stderr]   --> src/main.rs:41:15
Dec 19 14:00:50.690 INFO [stderr]    |
Dec 19 14:00:50.690 INFO [stderr] 41 |             if(command.len() > 0) {
Dec 19 14:00:50.690 INFO [stderr]    |               ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 14:00:50.690 INFO [stderr]    |
Dec 19 14:00:50.690 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 14:00:50.690 INFO [stderr] 
Dec 19 14:00:50.700 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 14:00:50.700 INFO [stderr]   --> src/main.rs:45:25
Dec 19 14:00:50.700 INFO [stderr]    |
Dec 19 14:00:50.700 INFO [stderr] 45 |                         self.out.send("<span style=\"color: red\">Unknown Command</span><br>");
Dec 19 14:00:50.700 INFO [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:00:50.700 INFO [stderr]    |
Dec 19 14:00:50.701 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 14:00:50.701 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 14:00:50.701 INFO [stderr] 
Dec 19 14:00:50.701 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 14:00:50.701 INFO [stderr]   --> src/main.rs:63:9
Dec 19 14:00:50.701 INFO [stderr]    |
Dec 19 14:00:50.701 INFO [stderr] 63 |         self.out.broadcast(format!("<span style=\"color: red\">{} has disconnected</span><br>",self.remote_addr));
Dec 19 14:00:50.701 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:00:50.701 INFO [stderr]    |
Dec 19 14:00:50.701 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 14:00:50.701 INFO [stderr] 
Dec 19 14:00:50.820 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 14:00:50.820 INFO [stderr]   --> src/main.rs:45:25
Dec 19 14:00:50.820 INFO [stderr]    |
Dec 19 14:00:50.820 INFO [stderr] 45 |                         self.out.send("<span style=\"color: red\">Unknown Command</span><br>");
Dec 19 14:00:50.820 INFO [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:00:50.820 INFO [stderr]    |
Dec 19 14:00:50.820 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 14:00:50.820 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 14:00:50.820 INFO [stderr] 
Dec 19 14:00:50.820 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 14:00:50.820 INFO [stderr]   --> src/main.rs:63:9
Dec 19 14:00:50.820 INFO [stderr]    |
Dec 19 14:00:50.820 INFO [stderr] 63 |         self.out.broadcast(format!("<span style=\"color: red\">{} has disconnected</span><br>",self.remote_addr));
Dec 19 14:00:50.820 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:00:50.820 INFO [stderr]    |
Dec 19 14:00:50.820 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 14:00:50.820 INFO [stderr] 
Dec 19 14:00:50.877 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.90s
Dec 19 14:00:51.902 INFO running `"docker" "inspect" "2024011faa7dc82ba66070ea33ac5a436537749db766ef115e51ac3a954325cb"`
Dec 19 14:00:52.172 INFO running `"docker" "rm" "-f" "2024011faa7dc82ba66070ea33ac5a436537749db766ef115e51ac3a954325cb"`
Dec 19 14:00:52.376 INFO [stdout] 2024011faa7dc82ba66070ea33ac5a436537749db766ef115e51ac3a954325cb