Dec 19 21:12:30.730 INFO checking ZachyZach/triangle-solver against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 21:12:30.730 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/ZachyZach/triangle-solver:/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 21:12:30.914 INFO [stdout] 3ebffa3e6b4398970a76f66b819a38477e694b99dc3f0bf157a07a179fff310d
Dec 19 21:12:30.922 INFO running `"docker" "start" "-a" "3ebffa3e6b4398970a76f66b819a38477e694b99dc3f0bf157a07a179fff310d"`
Dec 19 21:12:31.736 INFO [stderr]     Checking termion v1.5.1
Dec 19 21:12:31.736 INFO [stderr]     Checking term_size v0.3.1
Dec 19 21:12:32.569 INFO [stderr]     Checking triangle_solver v0.1.0 (/opt/crater/workdir)
Dec 19 21:12:32.962 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
Dec 19 21:12:33.308 INFO running `"docker" "inspect" "3ebffa3e6b4398970a76f66b819a38477e694b99dc3f0bf157a07a179fff310d"`
Dec 19 21:12:33.624 INFO running `"docker" "rm" "-f" "3ebffa3e6b4398970a76f66b819a38477e694b99dc3f0bf157a07a179fff310d"`
Dec 19 21:12:33.866 INFO [stdout] 3ebffa3e6b4398970a76f66b819a38477e694b99dc3f0bf157a07a179fff310d