[INFO] updating cached repository cheme/immut-send
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cheme/immut-send
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cheme/immut-send" "work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/gh/cheme/immut-send"`
[INFO] [stderr] Cloning into 'work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/gh/cheme/immut-send'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cheme/immut-send" "work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/gh/cheme/immut-send"`
[INFO] [stderr] Cloning into 'work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/gh/cheme/immut-send'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e3197f3a79ddd8343a9905dbbc4ba3c2cc176ce3
[INFO] sha for GitHub repo cheme/immut-send: e3197f3a79ddd8343a9905dbbc4ba3c2cc176ce3
[INFO] validating manifest of cheme/immut-send on toolchain master#6ecad338381cc3b8d56e2df22e5971a598eddd6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cheme/immut-send on toolchain try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cheme/immut-send
[INFO] finished frobbing cheme/immut-send
[INFO] frobbed toml for cheme/immut-send written to work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/gh/cheme/immut-send/Cargo.toml
[INFO] started frobbing cheme/immut-send
[INFO] finished frobbing cheme/immut-send
[INFO] frobbed toml for cheme/immut-send written to work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/gh/cheme/immut-send/Cargo.toml
[INFO] crate cheme/immut-send has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cheme/immut-send against try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f for pr-57501
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57501/worker-4/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/gh/cheme/immut-send:/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" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d6b742dbd9c8b9cb99154a12cf476596cee6c261c05cfb4c6ffe020e16ddeaa3
[INFO] running `"docker" "start" "-a" "d6b742dbd9c8b9cb99154a12cf476596cee6c261c05cfb4c6ffe020e16ddeaa3"`
[INFO] [stderr]     Checking immut-send v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "d6b742dbd9c8b9cb99154a12cf476596cee6c261c05cfb4c6ffe020e16ddeaa3"`
[INFO] running `"docker" "rm" "-f" "d6b742dbd9c8b9cb99154a12cf476596cee6c261c05cfb4c6ffe020e16ddeaa3"`
[INFO] [stdout] d6b742dbd9c8b9cb99154a12cf476596cee6c261c05cfb4c6ffe020e16ddeaa3