Dec 17 18:39:11.424 INFO checking nobleach/cc-2018-02-23 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 18:39:11.424 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/nobleach/cc-2018-02-23:/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 18:39:11.749 INFO [stdout] 9843cafa52bbabc0a27beb88e2670398044ceed3e125643d844d27a9bd73bd36
Dec 17 18:39:11.754 INFO running `"docker" "start" "-a" "9843cafa52bbabc0a27beb88e2670398044ceed3e125643d844d27a9bd73bd36"`
Dec 17 18:39:13.020 INFO [stderr]     Checking rust-balanced-brackets v0.1.0 (/opt/crater/workdir)
Dec 17 18:39:13.291 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
Dec 17 18:39:14.024 INFO running `"docker" "inspect" "9843cafa52bbabc0a27beb88e2670398044ceed3e125643d844d27a9bd73bd36"`
Dec 17 18:39:14.319 INFO running `"docker" "rm" "-f" "9843cafa52bbabc0a27beb88e2670398044ceed3e125643d844d27a9bd73bd36"`
Dec 17 18:39:14.527 INFO [stdout] 9843cafa52bbabc0a27beb88e2670398044ceed3e125643d844d27a9bd73bd36