[INFO] updating cached repository UnlawfulMonad/regtest
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/UnlawfulMonad/regtest
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/UnlawfulMonad/regtest" "work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/UnlawfulMonad/regtest"`
[INFO] [stderr] Cloning into 'work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/UnlawfulMonad/regtest'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/UnlawfulMonad/regtest" "work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/UnlawfulMonad/regtest"`
[INFO] [stderr] Cloning into 'work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/UnlawfulMonad/regtest'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 263c3a5cdf093113a911b84579d4c0eb3b609b49
[INFO] sha for GitHub repo UnlawfulMonad/regtest: 263c3a5cdf093113a911b84579d4c0eb3b609b49
[INFO] validating manifest of UnlawfulMonad/regtest on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of UnlawfulMonad/regtest on toolchain try#74092351c05ae61047b2be02024415546595e974
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+74092351c05ae61047b2be02024415546595e974-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing UnlawfulMonad/regtest
[INFO] finished frobbing UnlawfulMonad/regtest
[INFO] frobbed toml for UnlawfulMonad/regtest written to work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/UnlawfulMonad/regtest/Cargo.toml
[INFO] started frobbing UnlawfulMonad/regtest
[INFO] finished frobbing UnlawfulMonad/regtest
[INFO] frobbed toml for UnlawfulMonad/regtest written to work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/UnlawfulMonad/regtest/Cargo.toml
[INFO] crate UnlawfulMonad/regtest already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+74092351c05ae61047b2be02024415546595e974-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking UnlawfulMonad/regtest against try#74092351c05ae61047b2be02024415546595e974 for pr-60174
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60174/worker-4/try#74092351c05ae61047b2be02024415546595e974:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/UnlawfulMonad/regtest:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+74092351c05ae61047b2be02024415546595e974-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 97a9c02b36d50d0245e1a98aea1dc3299341b62538263fafa05bde9a7a0454b4
[INFO] running `"docker" "start" "-a" "97a9c02b36d50d0245e1a98aea1dc3299341b62538263fafa05bde9a7a0454b4"`
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking regex v1.0.1
[INFO] [stderr]     Checking clap v2.29.0
[INFO] [stderr]     Checking rustyline v1.0.0
[INFO] [stderr]     Checking regtest v0.3.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.84s
[INFO] running `"docker" "inspect" "97a9c02b36d50d0245e1a98aea1dc3299341b62538263fafa05bde9a7a0454b4"`
[INFO] running `"docker" "rm" "-f" "97a9c02b36d50d0245e1a98aea1dc3299341b62538263fafa05bde9a7a0454b4"`
[INFO] [stdout] 97a9c02b36d50d0245e1a98aea1dc3299341b62538263fafa05bde9a7a0454b4