[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-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/tuzz/superpermutation"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/tuzz/superpermutation'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tuzz/superpermutation" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/tuzz/superpermutation"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/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#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tuzz/superpermutation on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-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-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/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-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/tuzz/superpermutation/Cargo.toml
[INFO] crate tuzz/superpermutation already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tuzz/superpermutation against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/tuzz/superpermutation:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8ac26a8ecf51864b78e6b1da215e0c624ed26bc0c038bbca49811697a931ea81
[INFO] running `"docker" "start" "-a" "8ac26a8ecf51864b78e6b1da215e0c624ed26bc0c038bbca49811697a931ea81"`
[INFO] [stderr]    Compiling flate2-crc v0.1.1
[INFO] [stderr]     Checking bit-vec v0.5.0
[INFO] [stderr]     Checking lehmer v2.0.0
[INFO] [stderr]     Checking bucket_queue v2.0.0
[INFO] [stderr]     Checking arrayvec v0.4.8
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]     Checking serde_bytes v0.10.4
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]     Checking bit-set v0.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking flate2 v1.0.5
[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 38.34s
[INFO] running `"docker" "inspect" "8ac26a8ecf51864b78e6b1da215e0c624ed26bc0c038bbca49811697a931ea81"`
[INFO] running `"docker" "rm" "-f" "8ac26a8ecf51864b78e6b1da215e0c624ed26bc0c038bbca49811697a931ea81"`
[INFO] [stdout] 8ac26a8ecf51864b78e6b1da215e0c624ed26bc0c038bbca49811697a931ea81