[INFO] updating cached repository silverjam/rslow
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/silverjam/rslow
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/silverjam/rslow" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/silverjam/rslow"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/silverjam/rslow'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/silverjam/rslow" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/silverjam/rslow"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/silverjam/rslow'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 80d653414cee659f3a3bf0b5399c92e64f57da6a
[INFO] sha for GitHub repo silverjam/rslow: 80d653414cee659f3a3bf0b5399c92e64f57da6a
[INFO] validating manifest of silverjam/rslow on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of silverjam/rslow on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing silverjam/rslow
[INFO] finished frobbing silverjam/rslow
[INFO] frobbed toml for silverjam/rslow written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/silverjam/rslow/Cargo.toml
[INFO] started frobbing silverjam/rslow
[INFO] finished frobbing silverjam/rslow
[INFO] frobbed toml for silverjam/rslow written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/silverjam/rslow/Cargo.toml
[INFO] crate silverjam/rslow already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking silverjam/rslow against try#f45cc3094ee337acd688771b9234318046b0572d for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-6/try#f45cc3094ee337acd688771b9234318046b0572d:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/silverjam/rslow:/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" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f50652a84ec0a56414dd594331796a2967d838f8d7e7e072b90d19f375314dd0
[INFO] running `"docker" "start" "-a" "f50652a84ec0a56414dd594331796a2967d838f8d7e7e072b90d19f375314dd0"`
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking clap v2.26.2
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking rslow v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.14s
[INFO] running `"docker" "inspect" "f50652a84ec0a56414dd594331796a2967d838f8d7e7e072b90d19f375314dd0"`
[INFO] running `"docker" "rm" "-f" "f50652a84ec0a56414dd594331796a2967d838f8d7e7e072b90d19f375314dd0"`
[INFO] [stdout] f50652a84ec0a56414dd594331796a2967d838f8d7e7e072b90d19f375314dd0