Dec 19 10:43:28.730 INFO checking prewk/subshift against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 10:43:28.766 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/prewk/subshift:/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 10:43:28.958 INFO [stdout] f8e414f7fcd3be5214525d7d2251111c021e1472b98400ed1312bc070e36db8e
Dec 19 10:43:28.958 INFO running `"docker" "start" "-a" "f8e414f7fcd3be5214525d7d2251111c021e1472b98400ed1312bc070e36db8e"`
Dec 19 10:43:29.474 INFO [stderr]     Checking num v0.1.37
Dec 19 10:43:29.586 INFO [stderr]     Checking chrono v0.3.0
Dec 19 10:43:31.169 INFO [stderr]     Checking subshift v0.1.0 (/opt/crater/workdir)
Dec 19 10:43:31.439 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.99s
Dec 19 10:43:32.025 INFO running `"docker" "inspect" "f8e414f7fcd3be5214525d7d2251111c021e1472b98400ed1312bc070e36db8e"`
Dec 19 10:43:32.148 INFO running `"docker" "rm" "-f" "f8e414f7fcd3be5214525d7d2251111c021e1472b98400ed1312bc070e36db8e"`
Dec 19 10:43:32.296 INFO [stdout] f8e414f7fcd3be5214525d7d2251111c021e1472b98400ed1312bc070e36db8e