Dec 19 09:40:50.385 INFO checking rustch/corkscrew-rs against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 09:40:50.385 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/rustch/corkscrew-rs:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 09:40:50.832 INFO [stdout] 500d2b3b8351654dca522f4a978746f4e16fa5c40b2631927f4971f6b70a27c3
Dec 19 09:40:50.836 INFO running `"docker" "start" "-a" "500d2b3b8351654dca522f4a978746f4e16fa5c40b2631927f4971f6b70a27c3"`
Dec 19 09:40:52.657 INFO [stderr]     Checking lazycell v1.1.0
Dec 19 09:40:52.832 INFO [stderr]     Checking mio v0.6.16
Dec 19 09:40:54.212 INFO [stderr]     Checking corkscrew-rs v0.1.0 (/opt/crater/workdir)
Dec 19 09:40:54.832 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.23s
Dec 19 09:40:55.882 INFO running `"docker" "inspect" "500d2b3b8351654dca522f4a978746f4e16fa5c40b2631927f4971f6b70a27c3"`
Dec 19 09:40:56.162 INFO running `"docker" "rm" "-f" "500d2b3b8351654dca522f4a978746f4e16fa5c40b2631927f4971f6b70a27c3"`
Dec 19 09:40:56.545 INFO [stdout] 500d2b3b8351654dca522f4a978746f4e16fa5c40b2631927f4971f6b70a27c3