[INFO] updating cached repository ChunMinChang/play-multithread
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ChunMinChang/play-multithread
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ChunMinChang/play-multithread" "work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/ChunMinChang/play-multithread"`
[INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/ChunMinChang/play-multithread'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ChunMinChang/play-multithread" "work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/ChunMinChang/play-multithread"`
[INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/ChunMinChang/play-multithread'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f9b4eae8230126323ef441c799a67584ce6b825c
[INFO] sha for GitHub repo ChunMinChang/play-multithread: f9b4eae8230126323ef441c799a67584ce6b825c
[INFO] validating manifest of ChunMinChang/play-multithread on toolchain master#589beb979c0f1a9736e02e578913db88398c3ba5
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ChunMinChang/play-multithread on toolchain try#42445ded8fd34235a676755cb5d079658ed51f6a
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ChunMinChang/play-multithread
[INFO] finished frobbing ChunMinChang/play-multithread
[INFO] frobbed toml for ChunMinChang/play-multithread written to work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/ChunMinChang/play-multithread/Cargo.toml
[INFO] started frobbing ChunMinChang/play-multithread
[INFO] finished frobbing ChunMinChang/play-multithread
[INFO] frobbed toml for ChunMinChang/play-multithread written to work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/ChunMinChang/play-multithread/Cargo.toml
[INFO] crate ChunMinChang/play-multithread already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ChunMinChang/play-multithread against master#589beb979c0f1a9736e02e578913db88398c3ba5 for pr-60944
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60944/worker-0/master#589beb979c0f1a9736e02e578913db88398c3ba5:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/ChunMinChang/play-multithread:/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" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2861fb787856c245f67941d8fb4fb34294b346db591a576b92629776ee7e83af
[INFO] running `"docker" "start" "-a" "2861fb787856c245f67941d8fb4fb34294b346db591a576b92629776ee7e83af"`
[INFO] [stderr]     Checking play_multithread v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "2861fb787856c245f67941d8fb4fb34294b346db591a576b92629776ee7e83af"`
[INFO] running `"docker" "rm" "-f" "2861fb787856c245f67941d8fb4fb34294b346db591a576b92629776ee7e83af"`
[INFO] [stdout] 2861fb787856c245f67941d8fb4fb34294b346db591a576b92629776ee7e83af