Nov 29 17:13:22.409 INFO checking suttung3r/rustechoserver against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 17:13:22.409 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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"`
Nov 29 17:13:22.863 INFO [stdout] d85dcb1da3ea8e58770ab29fa40abc2b5a1cc09df058a8ecd54632866497b6f7
Nov 29 17:13:22.865 INFO running `"docker" "start" "-a" "d85dcb1da3ea8e58770ab29fa40abc2b5a1cc09df058a8ecd54632866497b6f7"`
Nov 29 17:13:24.165 INFO [stderr] usermod: no changes
Nov 29 17:13:24.252 INFO [stderr]     Checking socket_test v0.1.0 (/source)
Nov 29 17:13:24.604 INFO [stderr] warning: unused variable: `res`
Nov 29 17:13:24.604 INFO [stderr]   --> src/main.rs:42:14
Nov 29 17:13:24.604 INFO [stderr]    |
Nov 29 17:13:24.604 INFO [stderr] 42 |           Ok(res) => {}
Nov 29 17:13:24.604 INFO [stderr]    |              ^^^ help: consider using `_res` instead
Nov 29 17:13:24.604 INFO [stderr]    |
Nov 29 17:13:24.604 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 17:13:24.604 INFO [stderr] 
Nov 29 17:13:24.665 INFO [stderr] warning: unused variable: `res`
Nov 29 17:13:24.665 INFO [stderr]   --> src/main.rs:42:14
Nov 29 17:13:24.665 INFO [stderr]    |
Nov 29 17:13:24.665 INFO [stderr] 42 |           Ok(res) => {}
Nov 29 17:13:24.665 INFO [stderr]    |              ^^^ help: consider using `_res` instead
Nov 29 17:13:24.665 INFO [stderr]    |
Nov 29 17:13:24.665 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 17:13:24.665 INFO [stderr] 
Nov 29 17:13:24.712 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
Nov 29 17:13:24.714 INFO [stderr] su: No module specific data is present
Nov 29 17:13:25.792 INFO running `"docker" "inspect" "d85dcb1da3ea8e58770ab29fa40abc2b5a1cc09df058a8ecd54632866497b6f7"`
Nov 29 17:13:26.104 INFO running `"docker" "rm" "-f" "d85dcb1da3ea8e58770ab29fa40abc2b5a1cc09df058a8ecd54632866497b6f7"`
Nov 29 17:13:26.520 INFO [stdout] d85dcb1da3ea8e58770ab29fa40abc2b5a1cc09df058a8ecd54632866497b6f7