Dec 19 14:23:51.828 INFO checking kevinwilde/chat_server against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 14:23:51.828 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/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 14:23:52.197 INFO [stdout] 612b08066fe644f85b14881b4b2efa1146006be80a742b9fb7620b7341be87c3
Dec 19 14:23:52.201 INFO running `"docker" "start" "-a" "612b08066fe644f85b14881b4b2efa1146006be80a742b9fb7620b7341be87c3"`
Dec 19 14:23:53.468 INFO [stderr]     Checking chat_server v0.2.0 (/opt/crater/workdir)
Dec 19 14:23:53.849 INFO [stderr] warning: method is never used: `size`
Dec 19 14:23:53.849 INFO [stderr]   --> src/roommap.rs:36:5
Dec 19 14:23:53.849 INFO [stderr]    |
Dec 19 14:23:53.849 INFO [stderr] 36 |     pub fn size(&self) -> usize {
Dec 19 14:23:53.849 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:23:53.849 INFO [stderr]    |
Dec 19 14:23:53.849 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 14:23:53.849 INFO [stderr] 
Dec 19 14:23:53.891 INFO [stderr] warning: method is never used: `size`
Dec 19 14:23:53.891 INFO [stderr]   --> src/roommap.rs:36:5
Dec 19 14:23:53.891 INFO [stderr]    |
Dec 19 14:23:53.891 INFO [stderr] 36 |     pub fn size(&self) -> usize {
Dec 19 14:23:53.891 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:23:53.891 INFO [stderr]    |
Dec 19 14:23:53.891 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 14:23:53.891 INFO [stderr] 
Dec 19 14:23:53.930 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
Dec 19 14:23:54.318 INFO running `"docker" "inspect" "612b08066fe644f85b14881b4b2efa1146006be80a742b9fb7620b7341be87c3"`
Dec 19 14:23:54.577 INFO running `"docker" "rm" "-f" "612b08066fe644f85b14881b4b2efa1146006be80a742b9fb7620b7341be87c3"`
Dec 19 14:23:54.852 INFO [stdout] 612b08066fe644f85b14881b4b2efa1146006be80a742b9fb7620b7341be87c3