Dec 18 18:03:55.748 INFO checking bosun_emitter-1.2.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 18:03:55.748 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/bosun_emitter/1.2.0:/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 18 18:03:55.897 INFO [stdout] 782255c7872d4e407fd3ed3fc1b6630990a82f6237e623bc4d10c3244ab01672
Dec 18 18:03:55.899 INFO running `"docker" "start" "-a" "782255c7872d4e407fd3ed3fc1b6630990a82f6237e623bc4d10c3244ab01672"`
Dec 18 18:03:56.595 INFO [stderr]     Checking mktemp v0.1.2
Dec 18 18:03:56.597 INFO [stderr]     Checking reqwest v0.9.5
Dec 18 18:03:59.060 INFO [stderr]     Checking bosun_emitter v1.2.0 (/opt/crater/workdir)
Dec 18 18:04:04.728 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.31s
Dec 18 18:04:05.208 INFO running `"docker" "inspect" "782255c7872d4e407fd3ed3fc1b6630990a82f6237e623bc4d10c3244ab01672"`
Dec 18 18:04:05.452 INFO running `"docker" "rm" "-f" "782255c7872d4e407fd3ed3fc1b6630990a82f6237e623bc4d10c3244ab01672"`
Dec 18 18:04:05.720 INFO [stdout] 782255c7872d4e407fd3ed3fc1b6630990a82f6237e623bc4d10c3244ab01672