Dec 19 15:21:42.587 INFO checking jbhannah/diceroll against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 15:21:42.587 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/jbhannah/diceroll:/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 15:21:42.845 INFO [stdout] f5f30262b7f1a619b3da54c50ac70df0c489036d7bf9b18fab985f2d37b74edf
Dec 19 15:21:42.850 INFO running `"docker" "start" "-a" "f5f30262b7f1a619b3da54c50ac70df0c489036d7bf9b18fab985f2d37b74edf"`
Dec 19 15:21:43.781 INFO [stderr]     Checking memchr v2.1.0
Dec 19 15:21:43.789 INFO [stderr]     Checking rand v0.6.1
Dec 19 15:21:44.805 INFO [stderr]     Checking aho-corasick v0.6.8
Dec 19 15:21:45.564 INFO [stderr]     Checking regex v1.1.0
Dec 19 15:21:47.769 INFO [stderr]     Checking diceroll v0.1.0 (/opt/crater/workdir)
Dec 19 15:21:48.204 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.52s
Dec 19 15:21:48.557 INFO running `"docker" "inspect" "f5f30262b7f1a619b3da54c50ac70df0c489036d7bf9b18fab985f2d37b74edf"`
Dec 19 15:21:48.814 INFO running `"docker" "rm" "-f" "f5f30262b7f1a619b3da54c50ac70df0c489036d7bf9b18fab985f2d37b74edf"`
Dec 19 15:21:48.987 INFO [stdout] f5f30262b7f1a619b3da54c50ac70df0c489036d7bf9b18fab985f2d37b74edf