Dec 17 21:39:33.365 INFO checking kcexn/L_KaranProjects_Rust_WordCounter against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 21:39:33.365 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/kcexn/L_KaranProjects_Rust_WordCounter:/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 21:39:33.539 INFO [stdout] 7461b58aacf570e021452f8abdd123ee3a36f917d48bd459d0d0a6465cc8109f
Dec 17 21:39:33.540 INFO running `"docker" "start" "-a" "7461b58aacf570e021452f8abdd123ee3a36f917d48bd459d0d0a6465cc8109f"`
Dec 17 21:39:34.079 INFO [stderr]     Checking utils v0.1.0 (/opt/crater/workdir/utils)
Dec 17 21:39:34.242 INFO [stderr]     Checking word_counter v0.1.0 (/opt/crater/workdir)
Dec 17 21:39:34.451 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
Dec 17 21:39:34.714 INFO running `"docker" "inspect" "7461b58aacf570e021452f8abdd123ee3a36f917d48bd459d0d0a6465cc8109f"`
Dec 17 21:39:34.894 INFO running `"docker" "rm" "-f" "7461b58aacf570e021452f8abdd123ee3a36f917d48bd459d0d0a6465cc8109f"`
Dec 17 21:39:35.160 INFO [stdout] 7461b58aacf570e021452f8abdd123ee3a36f917d48bd459d0d0a6465cc8109f