Dec 19 22:03:01.121 INFO checking Ryan1729/markov_jukebox against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 22:03:01.121 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Ryan1729/markov_jukebox:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 22:03:01.604 INFO [stdout] 698ca3e4e2ba41ed6c3b1546493c09092f9ebf99a8874f9242d5b0b7edf1b690
Dec 19 22:03:01.612 INFO running `"docker" "start" "-a" "698ca3e4e2ba41ed6c3b1546493c09092f9ebf99a8874f9242d5b0b7edf1b690"`
Dec 19 22:03:03.372 INFO [stderr]     Checking sample v0.6.2
Dec 19 22:03:03.376 INFO [stderr]     Checking hound v2.0.0
Dec 19 22:03:13.437 INFO [stderr]     Checking markov_jukebox v0.2.0 (/opt/crater/workdir)
Dec 19 22:03:14.164 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.85s
Dec 19 22:03:14.458 INFO running `"docker" "inspect" "698ca3e4e2ba41ed6c3b1546493c09092f9ebf99a8874f9242d5b0b7edf1b690"`
Dec 19 22:03:14.568 INFO running `"docker" "rm" "-f" "698ca3e4e2ba41ed6c3b1546493c09092f9ebf99a8874f9242d5b0b7edf1b690"`
Dec 19 22:03:14.654 INFO [stdout] 698ca3e4e2ba41ed6c3b1546493c09092f9ebf99a8874f9242d5b0b7edf1b690