Dec 18 14:20:45.624 INFO checking linebased-0.3.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 14:20:45.624 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/reg/linebased/0.3.1:/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 18 14:20:46.174 INFO [stdout] 250ce0c77d09c3b14021298ef244f9f6b31b7a56291be9bd60a609fe311fdefa
Dec 18 14:20:46.182 INFO running `"docker" "start" "-a" "250ce0c77d09c3b14021298ef244f9f6b31b7a56291be9bd60a609fe311fdefa"`
Dec 18 14:20:47.176 INFO [stderr]     Checking net2 v0.2.33
Dec 18 14:20:47.682 INFO [stderr]     Checking miow v0.1.5
Dec 18 14:20:47.925 INFO [stderr]     Checking mio v0.5.1
Dec 18 14:20:48.888 INFO [stderr]     Checking linebased v0.3.1 (/opt/crater/workdir)
Dec 18 14:20:49.867 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.74s
Dec 18 14:20:50.136 INFO running `"docker" "inspect" "250ce0c77d09c3b14021298ef244f9f6b31b7a56291be9bd60a609fe311fdefa"`
Dec 18 14:20:50.210 INFO running `"docker" "rm" "-f" "250ce0c77d09c3b14021298ef244f9f6b31b7a56291be9bd60a609fe311fdefa"`
Dec 18 14:20:50.356 INFO [stdout] 250ce0c77d09c3b14021298ef244f9f6b31b7a56291be9bd60a609fe311fdefa