Dec 04 15:51:30.248 INFO checking kevinwilde/chat_server against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 15:51:30.248 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 15:51:30.704 INFO [stdout] d2782073c9342e496eb6f79ced155a7d5ec5b9a9a59620f31cad839289bcb420
Dec 04 15:51:30.707 INFO running `"docker" "start" "-a" "d2782073c9342e496eb6f79ced155a7d5ec5b9a9a59620f31cad839289bcb420"`
Dec 04 15:51:31.673 INFO [stderr] usermod: no changes
Dec 04 15:51:31.710 INFO [stderr]     Checking chat_server v0.2.0 (/source)
Dec 04 15:51:32.205 INFO [stderr] warning: method is never used: `size`
Dec 04 15:51:32.205 INFO [stderr]   --> src/roommap.rs:36:5
Dec 04 15:51:32.205 INFO [stderr]    |
Dec 04 15:51:32.205 INFO [stderr] 36 |     pub fn size(&self) -> usize {
Dec 04 15:51:32.205 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 15:51:32.205 INFO [stderr]    |
Dec 04 15:51:32.206 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 15:51:32.206 INFO [stderr] 
Dec 04 15:51:32.274 INFO [stderr] warning: method is never used: `size`
Dec 04 15:51:32.274 INFO [stderr]   --> src/roommap.rs:36:5
Dec 04 15:51:32.275 INFO [stderr]    |
Dec 04 15:51:32.275 INFO [stderr] 36 |     pub fn size(&self) -> usize {
Dec 04 15:51:32.276 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 15:51:32.276 INFO [stderr]    |
Dec 04 15:51:32.276 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 15:51:32.278 INFO [stderr] 
Dec 04 15:51:32.331 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
Dec 04 15:51:32.341 INFO [stderr] su: No module specific data is present
Dec 04 15:51:33.060 INFO running `"docker" "inspect" "d2782073c9342e496eb6f79ced155a7d5ec5b9a9a59620f31cad839289bcb420"`
Dec 04 15:51:33.279 INFO running `"docker" "rm" "-f" "d2782073c9342e496eb6f79ced155a7d5ec5b9a9a59620f31cad839289bcb420"`
Dec 04 15:51:33.501 INFO [stdout] d2782073c9342e496eb6f79ced155a7d5ec5b9a9a59620f31cad839289bcb420