Dec 17 12:57:14.979 INFO checking u2/leetcode-rust against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 12:57:14.980 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/u2/leetcode-rust:/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 12:57:15.528 INFO [stdout] c5c3253c0e6372f454f12e0b39630a941e86fbf95e722a6b27dd26bb1e5ae280
Dec 17 12:57:15.536 INFO running `"docker" "start" "-a" "c5c3253c0e6372f454f12e0b39630a941e86fbf95e722a6b27dd26bb1e5ae280"`
Dec 17 12:57:16.796 INFO [stderr]     Checking aho-corasick v0.6.1
Dec 17 12:57:17.484 INFO [stderr]     Checking regex v0.2.1
Dec 17 12:57:19.621 INFO [stderr]     Checking leetcode v0.1.0 (/opt/crater/workdir)
Dec 17 12:57:20.040 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 17 12:57:20.040 INFO [stderr]   --> src/find_median_sorted_arrays.rs:42:13
Dec 17 12:57:20.040 INFO [stderr]    |
Dec 17 12:57:20.040 INFO [stderr] 42 |             j - 1;
Dec 17 12:57:20.040 INFO [stderr]    |             ^^^^^
Dec 17 12:57:20.040 INFO [stderr]    |
Dec 17 12:57:20.040 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 12:57:20.040 INFO [stderr] 
Dec 17 12:57:20.500 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 17 12:57:20.500 INFO [stderr]   --> src/find_median_sorted_arrays.rs:42:13
Dec 17 12:57:20.500 INFO [stderr]    |
Dec 17 12:57:20.500 INFO [stderr] 42 |             j - 1;
Dec 17 12:57:20.500 INFO [stderr]    |             ^^^^^
Dec 17 12:57:20.500 INFO [stderr]    |
Dec 17 12:57:20.500 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 12:57:20.500 INFO [stderr] 
Dec 17 12:57:20.522 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.77s
Dec 17 12:57:21.853 INFO running `"docker" "inspect" "c5c3253c0e6372f454f12e0b39630a941e86fbf95e722a6b27dd26bb1e5ae280"`
Dec 17 12:57:22.002 INFO running `"docker" "rm" "-f" "c5c3253c0e6372f454f12e0b39630a941e86fbf95e722a6b27dd26bb1e5ae280"`
Dec 17 12:57:22.272 INFO [stdout] c5c3253c0e6372f454f12e0b39630a941e86fbf95e722a6b27dd26bb1e5ae280