Dec 18 09:07:55.441 INFO checking xalloc-0.2.5 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 09:07:55.441 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/xalloc/0.2.5:/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 09:07:55.905 INFO [stdout] 9afc1a895714728e4fd36f215dfc4afc70876dc160d71af0813d4a7a7d1385d2
Dec 18 09:07:55.907 INFO running `"docker" "start" "-a" "9afc1a895714728e4fd36f215dfc4afc70876dc160d71af0813d4a7a7d1385d2"`
Dec 18 09:07:57.770 INFO [stderr]    Compiling num-bigint v0.2.2
Dec 18 09:08:01.306 INFO [stderr]     Checking num-rational v0.2.1
Dec 18 09:08:02.050 INFO [stderr]     Checking num v0.2.0
Dec 18 09:08:02.276 INFO [stderr]     Checking xalloc v0.2.5 (/opt/crater/workdir)
Dec 18 09:08:05.437 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.75s
Dec 18 09:08:06.620 INFO running `"docker" "inspect" "9afc1a895714728e4fd36f215dfc4afc70876dc160d71af0813d4a7a7d1385d2"`
Dec 18 09:08:06.975 INFO running `"docker" "rm" "-f" "9afc1a895714728e4fd36f215dfc4afc70876dc160d71af0813d4a7a7d1385d2"`
Dec 18 09:08:07.086 INFO [stdout] 9afc1a895714728e4fd36f215dfc4afc70876dc160d71af0813d4a7a7d1385d2