[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-1.38-1/sources/1.37.0/gh/jdekstrand/nqueens"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jdekstrand/nqueens'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jdekstrand/nqueens" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jdekstrand/nqueens"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jdekstrand/nqueens on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing jdekstrand/nqueens against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 0db8060f99cd70603a18ef79f5be283457496da7cc026ff2b25317bb8d20308c
[INFO] running `"docker" "start" "-a" "0db8060f99cd70603a18ef79f5be283457496da7cc026ff2b25317bb8d20308c"`
[INFO] [stderr]    Compiling nqueens v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "0db8060f99cd70603a18ef79f5be283457496da7cc026ff2b25317bb8d20308c"`
[INFO] running `"docker" "rm" "-f" "0db8060f99cd70603a18ef79f5be283457496da7cc026ff2b25317bb8d20308c"`
[INFO] [stdout] 0db8060f99cd70603a18ef79f5be283457496da7cc026ff2b25317bb8d20308c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 41162ff5b3c528d901c1b032bb99cca87d780a3ab3a0979bc0c26fd1de417287
[INFO] running `"docker" "start" "-a" "41162ff5b3c528d901c1b032bb99cca87d780a3ab3a0979bc0c26fd1de417287"`
[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 0.75s
[INFO] running `"docker" "inspect" "41162ff5b3c528d901c1b032bb99cca87d780a3ab3a0979bc0c26fd1de417287"`
[INFO] running `"docker" "rm" "-f" "41162ff5b3c528d901c1b032bb99cca87d780a3ab3a0979bc0c26fd1de417287"`
[INFO] [stdout] 41162ff5b3c528d901c1b032bb99cca87d780a3ab3a0979bc0c26fd1de417287
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 38dedca2f582b7a1030b58ba55a21281932ddd08789a2f72130c9b54e8aa405b
[INFO] running `"docker" "start" "-a" "38dedca2f582b7a1030b58ba55a21281932ddd08789a2f72130c9b54e8aa405b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nqueens-6670d8bef0db7e28
[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" "38dedca2f582b7a1030b58ba55a21281932ddd08789a2f72130c9b54e8aa405b"`
[INFO] running `"docker" "rm" "-f" "38dedca2f582b7a1030b58ba55a21281932ddd08789a2f72130c9b54e8aa405b"`
[INFO] [stdout] 38dedca2f582b7a1030b58ba55a21281932ddd08789a2f72130c9b54e8aa405b