[INFO] updating cached repository x72y5e/Rust_sudoku
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/x72y5e/Rust_sudoku
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/x72y5e/Rust_sudoku" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/x72y5e/Rust_sudoku"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/x72y5e/Rust_sudoku'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/x72y5e/Rust_sudoku" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/x72y5e/Rust_sudoku"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/x72y5e/Rust_sudoku'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 933d838c08a70f1c149281534eb1e742d55f9f77
[INFO] sha for GitHub repo x72y5e/Rust_sudoku: 933d838c08a70f1c149281534eb1e742d55f9f77
[INFO] validating manifest of x72y5e/Rust_sudoku on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of x72y5e/Rust_sudoku on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing x72y5e/Rust_sudoku
[INFO] finished frobbing x72y5e/Rust_sudoku
[INFO] frobbed toml for x72y5e/Rust_sudoku written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/x72y5e/Rust_sudoku/Cargo.toml
[INFO] started frobbing x72y5e/Rust_sudoku
[INFO] finished frobbing x72y5e/Rust_sudoku
[INFO] frobbed toml for x72y5e/Rust_sudoku written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/x72y5e/Rust_sudoku/Cargo.toml
[INFO] crate x72y5e/Rust_sudoku already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking x72y5e/Rust_sudoku against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-7/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/x72y5e/Rust_sudoku:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 35558a086d7e12f933e02303708d5bcad853e2378d02202a478bf845dee3f861
[INFO] running `"docker" "start" "-a" "35558a086d7e12f933e02303708d5bcad853e2378d02202a478bf845dee3f861"`
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]     Checking permutohedron v0.2.4
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking rand_os v0.1.0
[INFO] [stderr]    Compiling rand v0.6.3
[INFO] [stderr]     Checking ndarray v0.12.1
[INFO] [stderr]     Checking ndarray-rand v0.9.0
[INFO] [stderr]     Checking sudoku v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.58s
[INFO] running `"docker" "inspect" "35558a086d7e12f933e02303708d5bcad853e2378d02202a478bf845dee3f861"`
[INFO] running `"docker" "rm" "-f" "35558a086d7e12f933e02303708d5bcad853e2378d02202a478bf845dee3f861"`
[INFO] [stdout] 35558a086d7e12f933e02303708d5bcad853e2378d02202a478bf845dee3f861