Dec 18 12:01:44.184 INFO checking rsynth-0.0.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 12:01:44.184 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/rsynth/0.0.1:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 12:01:44.708 INFO [stdout] 3e07292f0e8f4a884b8dbfd645cefb2dc67c6e86f3cb59b4a669bddc843a8eca
Dec 18 12:01:44.710 INFO running `"docker" "start" "-a" "3e07292f0e8f4a884b8dbfd645cefb2dc67c6e86f3cb59b4a669bddc843a8eca"`
Dec 18 12:01:46.384 INFO [stderr]     Checking asprim v0.1.1
Dec 18 12:01:46.392 INFO [stderr]     Checking libloading v0.4.3
Dec 18 12:01:47.104 INFO [stderr]     Checking vst v0.0.1
Dec 18 12:01:48.420 INFO [stderr]     Checking rsynth v0.0.1 (/opt/crater/workdir)
Dec 18 12:01:50.059 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.78s
Dec 18 12:01:50.644 INFO running `"docker" "inspect" "3e07292f0e8f4a884b8dbfd645cefb2dc67c6e86f3cb59b4a669bddc843a8eca"`
Dec 18 12:01:50.900 INFO running `"docker" "rm" "-f" "3e07292f0e8f4a884b8dbfd645cefb2dc67c6e86f3cb59b4a669bddc843a8eca"`
Dec 18 12:01:51.169 INFO [stdout] 3e07292f0e8f4a884b8dbfd645cefb2dc67c6e86f3cb59b4a669bddc843a8eca