Dec 19 14:06:54.576 INFO checking koshkin-kna/rust-learn against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955 Dec 19 14:06:54.576 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/koshkin-kna/rust-learn:/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 14:06:55.084 INFO [stdout] f4ffc4dd409877a614154a5844e2bcf1445c5d96d73d8d623195701bf892c53c Dec 19 14:06:55.086 INFO running `"docker" "start" "-a" "f4ffc4dd409877a614154a5844e2bcf1445c5d96d73d8d623195701bf892c53c"` Dec 19 14:06:57.222 INFO [stderr] Checking rayon-core v1.4.0 Dec 19 14:06:58.143 INFO [stderr] Checking rayon v1.0.1 Dec 19 14:07:01.488 INFO [stderr] Checking jpeg-decoder v0.1.15 Dec 19 14:07:02.764 INFO [stderr] Checking image v0.19.0 Dec 19 14:07:07.378 INFO [stderr] Checking learn v0.1.0 (/opt/crater/workdir) Dec 19 14:07:08.865 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.79s Dec 19 14:07:10.204 INFO running `"docker" "inspect" "f4ffc4dd409877a614154a5844e2bcf1445c5d96d73d8d623195701bf892c53c"` Dec 19 14:07:10.528 INFO running `"docker" "rm" "-f" "f4ffc4dd409877a614154a5844e2bcf1445c5d96d73d8d623195701bf892c53c"` Dec 19 14:07:10.812 INFO [stdout] f4ffc4dd409877a614154a5844e2bcf1445c5d96d73d8d623195701bf892c53c