[INFO] updating cached repository TakumiKaribe/rucc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TakumiKaribe/rucc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TakumiKaribe/rucc" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/TakumiKaribe/rucc"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/TakumiKaribe/rucc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TakumiKaribe/rucc" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/TakumiKaribe/rucc"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/TakumiKaribe/rucc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 06ce3d69aa9da4c6ccdcc7a1427275895ef51a80
[INFO] sha for GitHub repo TakumiKaribe/rucc: 06ce3d69aa9da4c6ccdcc7a1427275895ef51a80
[INFO] validating manifest of TakumiKaribe/rucc on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of TakumiKaribe/rucc on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing TakumiKaribe/rucc
[INFO] finished frobbing TakumiKaribe/rucc
[INFO] frobbed toml for TakumiKaribe/rucc written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/TakumiKaribe/rucc/Cargo.toml
[INFO] started frobbing TakumiKaribe/rucc
[INFO] finished frobbing TakumiKaribe/rucc
[INFO] frobbed toml for TakumiKaribe/rucc written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/TakumiKaribe/rucc/Cargo.toml
[INFO] crate TakumiKaribe/rucc already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking TakumiKaribe/rucc against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-7/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/TakumiKaribe/rucc:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f748b85a2d0796ef7dc785641ee66e1d8ee37c2601bf7893f2c4ea5e7496cbc0
[INFO] running `"docker" "start" "-a" "f748b85a2d0796ef7dc785641ee66e1d8ee37c2601bf7893f2c4ea5e7496cbc0"`
[INFO] [stderr]     Checking rucc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "f748b85a2d0796ef7dc785641ee66e1d8ee37c2601bf7893f2c4ea5e7496cbc0"`
[INFO] running `"docker" "rm" "-f" "f748b85a2d0796ef7dc785641ee66e1d8ee37c2601bf7893f2c4ea5e7496cbc0"`
[INFO] [stdout] f748b85a2d0796ef7dc785641ee66e1d8ee37c2601bf7893f2c4ea5e7496cbc0