[INFO] updating cached repository jdekstrand/nqueens
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jdekstrand/nqueens
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jdekstrand/nqueens" "work/ex/beta-1.37-6/sources/1.36.0/gh/jdekstrand/nqueens"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/jdekstrand/nqueens'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jdekstrand/nqueens" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jdekstrand/nqueens"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jdekstrand/nqueens'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 114f6903d049b59451d43d61407ef906e4b7840e
[INFO] sha for GitHub repo jdekstrand/nqueens: 114f6903d049b59451d43d61407ef906e4b7840e
[INFO] validating manifest of jdekstrand/nqueens on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jdekstrand/nqueens on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jdekstrand/nqueens
[INFO] finished frobbing jdekstrand/nqueens
[INFO] frobbed toml for jdekstrand/nqueens written to work/ex/beta-1.37-6/sources/1.36.0/gh/jdekstrand/nqueens/Cargo.toml
[INFO] started frobbing jdekstrand/nqueens
[INFO] finished frobbing jdekstrand/nqueens
[INFO] frobbed toml for jdekstrand/nqueens written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jdekstrand/nqueens/Cargo.toml
[INFO] crate jdekstrand/nqueens already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing jdekstrand/nqueens against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jdekstrand/nqueens:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] f064b578becfc71bc9a63c305d354086cce71c63565fd247c74695e8871f73bd
[INFO] running `"docker" "start" "-a" "f064b578becfc71bc9a63c305d354086cce71c63565fd247c74695e8871f73bd"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nqueens v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "f064b578becfc71bc9a63c305d354086cce71c63565fd247c74695e8871f73bd"`
[INFO] running `"docker" "rm" "-f" "f064b578becfc71bc9a63c305d354086cce71c63565fd247c74695e8871f73bd"`
[INFO] [stdout] f064b578becfc71bc9a63c305d354086cce71c63565fd247c74695e8871f73bd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jdekstrand/nqueens:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 39df652c5cdfa8f41bce935ec8ee23d674dc3b6b3613fd1ed9dfa438bf0bb347
[INFO] running `"docker" "start" "-a" "39df652c5cdfa8f41bce935ec8ee23d674dc3b6b3613fd1ed9dfa438bf0bb347"`
[INFO] [stderr]    Compiling nqueens v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "39df652c5cdfa8f41bce935ec8ee23d674dc3b6b3613fd1ed9dfa438bf0bb347"`
[INFO] running `"docker" "rm" "-f" "39df652c5cdfa8f41bce935ec8ee23d674dc3b6b3613fd1ed9dfa438bf0bb347"`
[INFO] [stdout] 39df652c5cdfa8f41bce935ec8ee23d674dc3b6b3613fd1ed9dfa438bf0bb347
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jdekstrand/nqueens:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 6d89b1a63cb28a87b083bc35075096ac4f64bfb0fde6a85a5b7d4bf216fc82be
[INFO] running `"docker" "start" "-a" "6d89b1a63cb28a87b083bc35075096ac4f64bfb0fde6a85a5b7d4bf216fc82be"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nqueens-669f231bf7f24bc7
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6d89b1a63cb28a87b083bc35075096ac4f64bfb0fde6a85a5b7d4bf216fc82be"`
[INFO] running `"docker" "rm" "-f" "6d89b1a63cb28a87b083bc35075096ac4f64bfb0fde6a85a5b7d4bf216fc82be"`
[INFO] [stdout] 6d89b1a63cb28a87b083bc35075096ac4f64bfb0fde6a85a5b7d4bf216fc82be