Dec 18 09:42:52.286 INFO checking unrest_tmp_synom-0.1.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 09:42:52.286 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/unrest_tmp_synom/0.1.0:/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 09:42:52.523 INFO [stdout] 506d36895ddf8b69c3daab95580c7dc2a8aaa7352d94e1a61d3376ad094dfcbd
Dec 18 09:42:52.526 INFO running `"docker" "start" "-a" "506d36895ddf8b69c3daab95580c7dc2a8aaa7352d94e1a61d3376ad094dfcbd"`
Dec 18 09:42:53.564 INFO [stderr]     Checking proc-macro2 v0.1.10
Dec 18 09:42:54.275 INFO [stderr]     Checking unrest_tmp_synom v0.1.0 (/opt/crater/workdir)
Dec 18 09:42:55.100 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
Dec 18 09:42:55.530 INFO running `"docker" "inspect" "506d36895ddf8b69c3daab95580c7dc2a8aaa7352d94e1a61d3376ad094dfcbd"`
Dec 18 09:42:55.686 INFO running `"docker" "rm" "-f" "506d36895ddf8b69c3daab95580c7dc2a8aaa7352d94e1a61d3376ad094dfcbd"`
Dec 18 09:42:55.842 INFO [stdout] 506d36895ddf8b69c3daab95580c7dc2a8aaa7352d94e1a61d3376ad094dfcbd