Dec 17 12:17:00.021 INFO checking walfie/elmlike against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 12:17:00.021 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/walfie/elmlike:/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 12:17:00.503 INFO [stdout] 7c422bc0d01eff1bcce1f8f0417ed7fc57365dd8612b3c265d0f8cc1dc467612
Dec 17 12:17:00.505 INFO running `"docker" "start" "-a" "7c422bc0d01eff1bcce1f8f0417ed7fc57365dd8612b3c265d0f8cc1dc467612"`
Dec 17 12:17:01.939 INFO [stderr]     Checking tokio-timer v0.1.2
Dec 17 12:17:01.944 INFO [stderr]     Checking tokio v0.1.1
Dec 17 12:17:03.122 INFO [stderr]     Checking elmlike v0.1.0 (/opt/crater/workdir)
Dec 17 12:17:03.837 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.00s
Dec 17 12:17:05.457 INFO running `"docker" "inspect" "7c422bc0d01eff1bcce1f8f0417ed7fc57365dd8612b3c265d0f8cc1dc467612"`
Dec 17 12:17:05.810 INFO running `"docker" "rm" "-f" "7c422bc0d01eff1bcce1f8f0417ed7fc57365dd8612b3c265d0f8cc1dc467612"`
Dec 17 12:17:06.180 INFO [stdout] 7c422bc0d01eff1bcce1f8f0417ed7fc57365dd8612b3c265d0f8cc1dc467612