Dec 17 22:30:33.520 INFO checking jbhannah/diceroll against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 22:30:33.521 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 22:30:33.644 INFO [stdout] 2fae50a6b58f12042fe32535451f00a5e55feaf98b21892212c87cbce2ca00bb
Dec 17 22:30:33.646 INFO running `"docker" "start" "-a" "2fae50a6b58f12042fe32535451f00a5e55feaf98b21892212c87cbce2ca00bb"`
Dec 17 22:30:34.351 INFO [stderr]     Checking memchr v2.1.0
Dec 17 22:30:34.358 INFO [stderr]     Checking rand v0.6.1
Dec 17 22:30:35.078 INFO [stderr]     Checking aho-corasick v0.6.8
Dec 17 22:30:36.024 INFO [stderr]     Checking regex v1.1.0
Dec 17 22:30:38.330 INFO [stderr]     Checking diceroll v0.1.0 (/opt/crater/workdir)
Dec 17 22:30:38.933 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.64s
Dec 17 22:30:39.402 INFO running `"docker" "inspect" "2fae50a6b58f12042fe32535451f00a5e55feaf98b21892212c87cbce2ca00bb"`
Dec 17 22:30:39.497 INFO running `"docker" "rm" "-f" "2fae50a6b58f12042fe32535451f00a5e55feaf98b21892212c87cbce2ca00bb"`
Dec 17 22:30:39.636 INFO [stdout] 2fae50a6b58f12042fe32535451f00a5e55feaf98b21892212c87cbce2ca00bb