Dec 04 09:14:07.316 INFO checking suttung3r/rustechoserver against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 09:14:07.316 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 04 09:14:07.747 INFO [stdout] 9c2e0026d83acccadcbb2680b32bda12a7d12d85edf1a36ffc76581aece4b865
Dec 04 09:14:07.755 INFO running `"docker" "start" "-a" "9c2e0026d83acccadcbb2680b32bda12a7d12d85edf1a36ffc76581aece4b865"`
Dec 04 09:14:09.607 INFO [stderr] usermod: no changes
Dec 04 09:14:09.691 INFO [stderr]     Checking socket_test v0.1.0 (/source)
Dec 04 09:14:10.039 INFO [stderr] warning: unused variable: `res`
Dec 04 09:14:10.039 INFO [stderr]   --> src/main.rs:42:14
Dec 04 09:14:10.039 INFO [stderr]    |
Dec 04 09:14:10.039 INFO [stderr] 42 |           Ok(res) => {}
Dec 04 09:14:10.039 INFO [stderr]    |              ^^^ help: consider using `_res` instead
Dec 04 09:14:10.039 INFO [stderr]    |
Dec 04 09:14:10.039 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 09:14:10.039 INFO [stderr] 
Dec 04 09:14:10.143 INFO [stderr] warning: unused variable: `res`
Dec 04 09:14:10.143 INFO [stderr]   --> src/main.rs:42:14
Dec 04 09:14:10.143 INFO [stderr]    |
Dec 04 09:14:10.143 INFO [stderr] 42 |           Ok(res) => {}
Dec 04 09:14:10.143 INFO [stderr]    |              ^^^ help: consider using `_res` instead
Dec 04 09:14:10.143 INFO [stderr]    |
Dec 04 09:14:10.143 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 09:14:10.143 INFO [stderr] 
Dec 04 09:14:10.200 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
Dec 04 09:14:10.203 INFO [stderr] su: No module specific data is present
Dec 04 09:14:11.121 INFO running `"docker" "inspect" "9c2e0026d83acccadcbb2680b32bda12a7d12d85edf1a36ffc76581aece4b865"`
Dec 04 09:14:11.611 INFO running `"docker" "rm" "-f" "9c2e0026d83acccadcbb2680b32bda12a7d12d85edf1a36ffc76581aece4b865"`
Dec 04 09:14:11.895 INFO [stdout] 9c2e0026d83acccadcbb2680b32bda12a7d12d85edf1a36ffc76581aece4b865