Dec 19 14:17:07.844 INFO checking kirkpetersen/workspace-rust-ex against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 14:17:07.845 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/kirkpetersen/workspace-rust-ex:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 14:17:08.270 INFO [stdout] 22c0aa760a793f118d869fd228731019ff8a51d117ddd61e9870f743eb379012
Dec 19 14:17:08.272 INFO running `"docker" "start" "-a" "22c0aa760a793f118d869fd228731019ff8a51d117ddd61e9870f743eb379012"`
Dec 19 14:17:09.937 INFO [stderr]     Checking nix v0.5.1
Dec 19 14:17:12.988 INFO [stderr]     Checking rustyline v1.0.0
Dec 19 14:17:13.738 INFO [stderr]     Checking workspace-rust-ex v0.1.0 (/opt/crater/workdir)
Dec 19 14:17:14.200 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.30s
Dec 19 14:17:14.996 INFO running `"docker" "inspect" "22c0aa760a793f118d869fd228731019ff8a51d117ddd61e9870f743eb379012"`
Dec 19 14:17:15.258 INFO running `"docker" "rm" "-f" "22c0aa760a793f118d869fd228731019ff8a51d117ddd61e9870f743eb379012"`
Dec 19 14:17:15.609 INFO [stdout] 22c0aa760a793f118d869fd228731019ff8a51d117ddd61e9870f743eb379012