[INFO] updating cached repository rsolomo/cargo-check
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rsolomo/cargo-check
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rsolomo/cargo-check" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/rsolomo/cargo-check"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/rsolomo/cargo-check'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rsolomo/cargo-check" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/rsolomo/cargo-check"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/rsolomo/cargo-check'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ce05b428822f18fe89f42c39436b7b53d9ddb15a
[INFO] sha for GitHub repo rsolomo/cargo-check: ce05b428822f18fe89f42c39436b7b53d9ddb15a
[INFO] validating manifest of rsolomo/cargo-check on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rsolomo/cargo-check on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rsolomo/cargo-check
[INFO] finished frobbing rsolomo/cargo-check
[INFO] frobbed toml for rsolomo/cargo-check written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/rsolomo/cargo-check/Cargo.toml
[INFO] started frobbing rsolomo/cargo-check
[INFO] finished frobbing rsolomo/cargo-check
[INFO] frobbed toml for rsolomo/cargo-check written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/rsolomo/cargo-check/Cargo.toml
[INFO] crate rsolomo/cargo-check has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] building rsolomo/cargo-check against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/rsolomo/cargo-check:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 17a7ee4c35bfe56eff9e2f92b1a259d365e296b1d6b2b3353e5319b2f6c75899
[INFO] running `"docker" "start" "-a" "17a7ee4c35bfe56eff9e2f92b1a259d365e296b1d6b2b3353e5319b2f6c75899"`
[INFO] [stderr]    Compiling num-traits v0.1.35
[INFO] [stderr]    Compiling serde_json v0.8.3
[INFO] [stderr]    Compiling cargo-check v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.19s
[INFO] running `"docker" "inspect" "17a7ee4c35bfe56eff9e2f92b1a259d365e296b1d6b2b3353e5319b2f6c75899"`
[INFO] running `"docker" "rm" "-f" "17a7ee4c35bfe56eff9e2f92b1a259d365e296b1d6b2b3353e5319b2f6c75899"`
[INFO] [stdout] 17a7ee4c35bfe56eff9e2f92b1a259d365e296b1d6b2b3353e5319b2f6c75899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/rsolomo/cargo-check:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] f2003eaadef3547ecb92372749c601eace4e894e14765782b58a98d4d309634a
[INFO] running `"docker" "start" "-a" "f2003eaadef3547ecb92372749c601eace4e894e14765782b58a98d4d309634a"`
[INFO] [stderr]    Compiling cargo-check v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "f2003eaadef3547ecb92372749c601eace4e894e14765782b58a98d4d309634a"`
[INFO] running `"docker" "rm" "-f" "f2003eaadef3547ecb92372749c601eace4e894e14765782b58a98d4d309634a"`
[INFO] [stdout] f2003eaadef3547ecb92372749c601eace4e894e14765782b58a98d4d309634a