[INFO] updating cached repository mthom/rusty-wam
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mthom/rusty-wam
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mthom/rusty-wam" "work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/mthom/rusty-wam"`
[INFO] [stderr] Cloning into 'work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/mthom/rusty-wam'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mthom/rusty-wam" "work/ex/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/mthom/rusty-wam"`
[INFO] [stderr] Cloning into 'work/ex/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/mthom/rusty-wam'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2b774f3041c9313ca344c693e2ea7d146d4c365e
[INFO] sha for GitHub repo mthom/rusty-wam: 2b774f3041c9313ca344c693e2ea7d146d4c365e
[INFO] validating manifest of mthom/rusty-wam on toolchain master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+03acbd71c977cd63ce5f39ba9b6fe9ffd578785a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mthom/rusty-wam on toolchain try#26f8d250bb3c8a85e812cf663c730ef9e0df9315
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+26f8d250bb3c8a85e812cf663c730ef9e0df9315-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mthom/rusty-wam
[INFO] finished frobbing mthom/rusty-wam
[INFO] frobbed toml for mthom/rusty-wam written to work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/mthom/rusty-wam/Cargo.toml
[INFO] started frobbing mthom/rusty-wam
[INFO] finished frobbing mthom/rusty-wam
[INFO] frobbed toml for mthom/rusty-wam written to work/ex/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/mthom/rusty-wam/Cargo.toml
[INFO] crate mthom/rusty-wam has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+03acbd71c977cd63ce5f39ba9b6fe9ffd578785a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+26f8d250bb3c8a85e812cf663c730ef9e0df9315-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mthom/rusty-wam against master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a for pr-57609
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57609/worker-6/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/mthom/rusty-wam:/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" "+03acbd71c977cd63ce5f39ba9b6fe9ffd578785a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f22d6572d2d6bedbf0107ac576bfed64274caa560f60f4c0af4af1697a1edc24
[INFO] running `"docker" "start" "-a" "f22d6572d2d6bedbf0107ac576bfed64274caa560f60f4c0af4af1697a1edc24"`
[INFO] [stderr]     Checking downcast v0.9.1
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking prolog_parser v0.7.18
[INFO] [stderr]     Checking rusty-wam v0.7.16 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.86s
[INFO] running `"docker" "inspect" "f22d6572d2d6bedbf0107ac576bfed64274caa560f60f4c0af4af1697a1edc24"`
[INFO] running `"docker" "rm" "-f" "f22d6572d2d6bedbf0107ac576bfed64274caa560f60f4c0af4af1697a1edc24"`
[INFO] [stdout] f22d6572d2d6bedbf0107ac576bfed64274caa560f60f4c0af4af1697a1edc24