Dec 19 04:55:26.793 INFO checking yrjok/Raspberry-Pi-Drive-Client against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 04:55:26.793 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/yrjok/Raspberry-Pi-Drive-Client:/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 04:55:27.326 INFO [stdout] 37af8eff22a0e456364d3762c0cf3adad5d6ff4fcbc536ef4ebd74d325bdbab4
Dec 19 04:55:27.328 INFO running `"docker" "start" "-a" "37af8eff22a0e456364d3762c0cf3adad5d6ff4fcbc536ef4ebd74d325bdbab4"`
Dec 19 04:55:29.457 INFO [stderr]     Checking rapid_client v0.1.0 (/opt/crater/workdir)
Dec 19 04:55:29.712 INFO [stderr] warning: unused variable: `n`
Dec 19 04:55:29.712 INFO [stderr]  --> src/input.rs:6:15
Dec 19 04:55:29.712 INFO [stderr]   |
Dec 19 04:55:29.712 INFO [stderr] 6 |     if let Ok(n) = res {
Dec 19 04:55:29.712 INFO [stderr]   |               ^ help: consider using `_n` instead
Dec 19 04:55:29.712 INFO [stderr]   |
Dec 19 04:55:29.712 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 04:55:29.712 INFO [stderr] 
Dec 19 04:55:29.741 INFO [stderr] warning: variant is never constructed: `DISCONNECT`
Dec 19 04:55:29.741 INFO [stderr]  --> src/communication.rs:9:5
Dec 19 04:55:29.741 INFO [stderr]   |
Dec 19 04:55:29.741 INFO [stderr] 9 |     DISCONNECT,
Dec 19 04:55:29.741 INFO [stderr]   |     ^^^^^^^^^^
Dec 19 04:55:29.741 INFO [stderr]   |
Dec 19 04:55:29.741 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 04:55:29.741 INFO [stderr] 
Dec 19 04:55:29.741 INFO [stderr] warning: variant is never constructed: `MESSAGE`
Dec 19 04:55:29.741 INFO [stderr]   --> src/communication.rs:10:5
Dec 19 04:55:29.741 INFO [stderr]    |
Dec 19 04:55:29.741 INFO [stderr] 10 |     MESSAGE(String),
Dec 19 04:55:29.741 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 19 04:55:29.741 INFO [stderr] 
Dec 19 04:55:29.742 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 04:55:29.742 INFO [stderr]   --> src/communication.rs:60:17
Dec 19 04:55:29.742 INFO [stderr]    |
Dec 19 04:55:29.742 INFO [stderr] 60 |                 self.connection.shutdown(Shutdown::Both);
Dec 19 04:55:29.742 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 04:55:29.742 INFO [stderr]    |
Dec 19 04:55:29.742 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 04:55:29.742 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 04:55:29.742 INFO [stderr] 
Dec 19 04:55:29.836 INFO [stderr] warning: unused variable: `n`
Dec 19 04:55:29.836 INFO [stderr]  --> src/input.rs:6:15
Dec 19 04:55:29.836 INFO [stderr]   |
Dec 19 04:55:29.836 INFO [stderr] 6 |     if let Ok(n) = res {
Dec 19 04:55:29.836 INFO [stderr]   |               ^ help: consider using `_n` instead
Dec 19 04:55:29.836 INFO [stderr]   |
Dec 19 04:55:29.836 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 04:55:29.836 INFO [stderr] 
Dec 19 04:55:29.873 INFO [stderr] warning: variant is never constructed: `DISCONNECT`
Dec 19 04:55:29.873 INFO [stderr]  --> src/communication.rs:9:5
Dec 19 04:55:29.873 INFO [stderr]   |
Dec 19 04:55:29.873 INFO [stderr] 9 |     DISCONNECT,
Dec 19 04:55:29.873 INFO [stderr]   |     ^^^^^^^^^^
Dec 19 04:55:29.873 INFO [stderr]   |
Dec 19 04:55:29.873 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 04:55:29.873 INFO [stderr] 
Dec 19 04:55:29.873 INFO [stderr] warning: variant is never constructed: `MESSAGE`
Dec 19 04:55:29.873 INFO [stderr]   --> src/communication.rs:10:5
Dec 19 04:55:29.873 INFO [stderr]    |
Dec 19 04:55:29.873 INFO [stderr] 10 |     MESSAGE(String),
Dec 19 04:55:29.873 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 19 04:55:29.873 INFO [stderr] 
Dec 19 04:55:29.876 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 04:55:29.876 INFO [stderr]   --> src/communication.rs:60:17
Dec 19 04:55:29.876 INFO [stderr]    |
Dec 19 04:55:29.876 INFO [stderr] 60 |                 self.connection.shutdown(Shutdown::Both);
Dec 19 04:55:29.876 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 04:55:29.876 INFO [stderr]    |
Dec 19 04:55:29.876 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 04:55:29.876 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 04:55:29.876 INFO [stderr] 
Dec 19 04:55:29.902 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
Dec 19 04:55:30.834 INFO running `"docker" "inspect" "37af8eff22a0e456364d3762c0cf3adad5d6ff4fcbc536ef4ebd74d325bdbab4"`
Dec 19 04:55:31.120 INFO running `"docker" "rm" "-f" "37af8eff22a0e456364d3762c0cf3adad5d6ff4fcbc536ef4ebd74d325bdbab4"`
Dec 19 04:55:31.440 INFO [stdout] 37af8eff22a0e456364d3762c0cf3adad5d6ff4fcbc536ef4ebd74d325bdbab4