Dec 17 21:30:38.914 INFO checking kevinwilde/chat_server against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 21:30:38.914 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/kevinwilde/chat_server:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 21:30:39.066 INFO [stdout] a4b115953e76dc01e58f6153e3ca031a69259114a309c248227a519a11a69175
Dec 17 21:30:39.070 INFO running `"docker" "start" "-a" "a4b115953e76dc01e58f6153e3ca031a69259114a309c248227a519a11a69175"`
Dec 17 21:30:39.527 INFO [stderr]     Checking chat_server v0.2.0 (/opt/crater/workdir)
Dec 17 21:30:39.769 INFO [stderr] warning: method is never used: `size`
Dec 17 21:30:39.769 INFO [stderr]   --> src/roommap.rs:36:5
Dec 17 21:30:39.769 INFO [stderr]    |
Dec 17 21:30:39.769 INFO [stderr] 36 |     pub fn size(&self) -> usize {
Dec 17 21:30:39.769 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:30:39.769 INFO [stderr]    |
Dec 17 21:30:39.769 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 21:30:39.769 INFO [stderr] 
Dec 17 21:30:39.822 INFO [stderr] warning: method is never used: `size`
Dec 17 21:30:39.822 INFO [stderr]   --> src/roommap.rs:36:5
Dec 17 21:30:39.822 INFO [stderr]    |
Dec 17 21:30:39.822 INFO [stderr] 36 |     pub fn size(&self) -> usize {
Dec 17 21:30:39.822 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:30:39.822 INFO [stderr]    |
Dec 17 21:30:39.822 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 21:30:39.822 INFO [stderr] 
Dec 17 21:30:39.849 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
Dec 17 21:30:40.128 INFO running `"docker" "inspect" "a4b115953e76dc01e58f6153e3ca031a69259114a309c248227a519a11a69175"`
Dec 17 21:30:40.293 INFO running `"docker" "rm" "-f" "a4b115953e76dc01e58f6153e3ca031a69259114a309c248227a519a11a69175"`
Dec 17 21:30:40.454 INFO [stdout] a4b115953e76dc01e58f6153e3ca031a69259114a309c248227a519a11a69175