Dec 17 20:32:07.091 INFO checking lowks/gettingrusty against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 20:32:07.092 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/lowks/gettingrusty:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 20:32:07.255 INFO [stdout] 32ae335439d84d16f3f785dcb48df2ed4fc4e83358a51477ea3bd9d6456222d2
Dec 17 20:32:07.257 INFO running `"docker" "start" "-a" "32ae335439d84d16f3f785dcb48df2ed4fc4e83358a51477ea3bd9d6456222d2"`
Dec 17 20:32:07.794 INFO [stderr]     Checking gettingrusty v0.0.1 (/opt/crater/workdir)
Dec 17 20:32:08.184 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 17 20:32:08.184 INFO [stderr]   --> src/semicolons.rs:13:7
Dec 17 20:32:08.184 INFO [stderr]    |
Dec 17 20:32:08.184 INFO [stderr] 13 |             2 * m;
Dec 17 20:32:08.184 INFO [stderr]    |             ^^^^^
Dec 17 20:32:08.184 INFO [stderr]    |
Dec 17 20:32:08.184 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 20:32:08.184 INFO [stderr] 
Dec 17 20:32:08.296 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 17 20:32:08.296 INFO [stderr]   --> src/semicolons.rs:13:7
Dec 17 20:32:08.296 INFO [stderr]    |
Dec 17 20:32:08.296 INFO [stderr] 13 |             2 * m;
Dec 17 20:32:08.296 INFO [stderr]    |             ^^^^^
Dec 17 20:32:08.296 INFO [stderr]    |
Dec 17 20:32:08.296 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 20:32:08.296 INFO [stderr] 
Dec 17 20:32:08.312 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
Dec 17 20:32:08.615 INFO running `"docker" "inspect" "32ae335439d84d16f3f785dcb48df2ed4fc4e83358a51477ea3bd9d6456222d2"`
Dec 17 20:32:08.692 INFO running `"docker" "rm" "-f" "32ae335439d84d16f3f785dcb48df2ed4fc4e83358a51477ea3bd9d6456222d2"`
Dec 17 20:32:08.803 INFO [stdout] 32ae335439d84d16f3f785dcb48df2ed4fc4e83358a51477ea3bd9d6456222d2