Dec 17 11:47:30.867 INFO checking wyl206/rust_kmeans against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 11:47:30.867 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/wyl206/rust_kmeans:/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 11:47:31.496 INFO [stdout] 971c18e2d6d7ca9bb2728d13e5bf71319499d6b4c45bd4059f19df8b3e7637b8
Dec 17 11:47:31.498 INFO running `"docker" "start" "-a" "971c18e2d6d7ca9bb2728d13e5bf71319499d6b4c45bd4059f19df8b3e7637b8"`
Dec 17 11:47:34.336 INFO [stderr]     Checking libc v0.2.40
Dec 17 11:47:35.544 INFO [stderr]     Checking rand v0.4.2
Dec 17 11:47:37.040 INFO [stderr]     Checking kmeans v0.1.0 (/opt/crater/workdir)
Dec 17 11:47:37.772 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.49s
Dec 17 11:47:39.004 INFO running `"docker" "inspect" "971c18e2d6d7ca9bb2728d13e5bf71319499d6b4c45bd4059f19df8b3e7637b8"`
Dec 17 11:47:39.368 INFO running `"docker" "rm" "-f" "971c18e2d6d7ca9bb2728d13e5bf71319499d6b4c45bd4059f19df8b3e7637b8"`
Dec 17 11:47:39.724 INFO [stdout] 971c18e2d6d7ca9bb2728d13e5bf71319499d6b4c45bd4059f19df8b3e7637b8