Dec 18 16:55:32.762 INFO checking drs-0x01-0.2.2 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 16:55:32.762 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/drs-0x01/0.2.2:/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 16:55:33.094 INFO [stdout] e93084d539cb3aef41d7e288389cf51686208a74a5d9d2dd124541f609f96a2f
Dec 18 16:55:33.096 INFO running `"docker" "start" "-a" "e93084d539cb3aef41d7e288389cf51686208a74a5d9d2dd124541f609f96a2f"`
Dec 18 16:55:34.035 INFO [stderr]     Checking try_from v0.3.2
Dec 18 16:55:34.044 INFO [stderr]     Checking which v2.0.1
Dec 18 16:55:34.392 INFO [stderr]     Checking drs-0x01 v0.2.2 (/opt/crater/workdir)
Dec 18 16:55:34.528 INFO [stderr]     Checking docmatic v0.1.2
Dec 18 16:55:35.789 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
Dec 18 16:55:36.198 INFO running `"docker" "inspect" "e93084d539cb3aef41d7e288389cf51686208a74a5d9d2dd124541f609f96a2f"`
Dec 18 16:55:36.261 INFO running `"docker" "rm" "-f" "e93084d539cb3aef41d7e288389cf51686208a74a5d9d2dd124541f609f96a2f"`
Dec 18 16:55:36.555 INFO [stdout] e93084d539cb3aef41d7e288389cf51686208a74a5d9d2dd124541f609f96a2f