[INFO] updating cached repository tuzz/superpermutation
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tuzz/superpermutation
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tuzz/superpermutation" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/tuzz/superpermutation"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/tuzz/superpermutation'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tuzz/superpermutation" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/tuzz/superpermutation"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/tuzz/superpermutation'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 01c6553b5898024fcdff77e0473a37d28b9e9b1d
[INFO] sha for GitHub repo tuzz/superpermutation: 01c6553b5898024fcdff77e0473a37d28b9e9b1d
[INFO] validating manifest of tuzz/superpermutation 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 tuzz/superpermutation 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 tuzz/superpermutation
[INFO] finished frobbing tuzz/superpermutation
[INFO] frobbed toml for tuzz/superpermutation written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/tuzz/superpermutation/Cargo.toml
[INFO] started frobbing tuzz/superpermutation
[INFO] finished frobbing tuzz/superpermutation
[INFO] frobbed toml for tuzz/superpermutation written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/tuzz/superpermutation/Cargo.toml
[INFO] crate tuzz/superpermutation 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking tuzz/superpermutation against try#f45cc3094ee337acd688771b9234318046b0572d for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-2/try#f45cc3094ee337acd688771b9234318046b0572d:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/tuzz/superpermutation:/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] 85aafe5d007e5ff9b70cb06cd7b365412f63b3ef582b48113ea12c5fbe03eff1
[INFO] running `"docker" "start" "-a" "85aafe5d007e5ff9b70cb06cd7b365412f63b3ef582b48113ea12c5fbe03eff1"`
[INFO] [stderr]     Checking bit-vec v0.5.0
[INFO] [stderr]     Checking bucket_queue v2.0.0
[INFO] [stderr]     Checking lehmer v2.0.0
[INFO] [stderr]     Checking arrayvec v0.4.8
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]     Checking miniz-sys v0.1.11
[INFO] [stderr]     Checking serde_bytes v0.10.4
[INFO] [stderr]     Checking flate2 v1.0.5
[INFO] [stderr]     Checking bit-set v0.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking leaps-and-bounds v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.01s
[INFO] running `"docker" "inspect" "85aafe5d007e5ff9b70cb06cd7b365412f63b3ef582b48113ea12c5fbe03eff1"`
[INFO] running `"docker" "rm" "-f" "85aafe5d007e5ff9b70cb06cd7b365412f63b3ef582b48113ea12c5fbe03eff1"`
[INFO] [stdout] 85aafe5d007e5ff9b70cb06cd7b365412f63b3ef582b48113ea12c5fbe03eff1