[INFO] updating cached repository jbcden/grains
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jbcden/grains
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jbcden/grains" "work/ex/beta-1.38-1/sources/1.37.0/gh/jbcden/grains"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jbcden/grains'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jbcden/grains" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jbcden/grains"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jbcden/grains'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 93aca8d9f84943497c6ecafd43e03bf6d3337535
[INFO] sha for GitHub repo jbcden/grains: 93aca8d9f84943497c6ecafd43e03bf6d3337535
[INFO] validating manifest of jbcden/grains 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 jbcden/grains 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 jbcden/grains
[INFO] finished frobbing jbcden/grains
[INFO] frobbed toml for jbcden/grains written to work/ex/beta-1.38-1/sources/1.37.0/gh/jbcden/grains/Cargo.toml
[INFO] started frobbing jbcden/grains
[INFO] finished frobbing jbcden/grains
[INFO] frobbed toml for jbcden/grains written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jbcden/grains/Cargo.toml
[INFO] crate jbcden/grains 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 jbcden/grains 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jbcden/grains:/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] dc42cafc42541b8b0ce3f3690dcc0ccc8dc5cd8c3b91f1fa1ba830c3bab4541f
[INFO] running `"docker" "start" "-a" "dc42cafc42541b8b0ce3f3690dcc0ccc8dc5cd8c3b91f1fa1ba830c3bab4541f"`
[INFO] [stderr]    Compiling grains v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "dc42cafc42541b8b0ce3f3690dcc0ccc8dc5cd8c3b91f1fa1ba830c3bab4541f"`
[INFO] running `"docker" "rm" "-f" "dc42cafc42541b8b0ce3f3690dcc0ccc8dc5cd8c3b91f1fa1ba830c3bab4541f"`
[INFO] [stdout] dc42cafc42541b8b0ce3f3690dcc0ccc8dc5cd8c3b91f1fa1ba830c3bab4541f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jbcden/grains:/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] 6ffc4013f9f196a5d622e78ef5db99369a2351cd286c872518d2e8a7ad8567eb
[INFO] running `"docker" "start" "-a" "6ffc4013f9f196a5d622e78ef5db99369a2351cd286c872518d2e8a7ad8567eb"`
[INFO] [stderr]    Compiling grains v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "6ffc4013f9f196a5d622e78ef5db99369a2351cd286c872518d2e8a7ad8567eb"`
[INFO] running `"docker" "rm" "-f" "6ffc4013f9f196a5d622e78ef5db99369a2351cd286c872518d2e8a7ad8567eb"`
[INFO] [stdout] 6ffc4013f9f196a5d622e78ef5db99369a2351cd286c872518d2e8a7ad8567eb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jbcden/grains:/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] 5a2d7b5f3925a186d50e030b58dd208fd746556f4bbecad34bfbf72efc312a10
[INFO] running `"docker" "start" "-a" "5a2d7b5f3925a186d50e030b58dd208fd746556f4bbecad34bfbf72efc312a10"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/grains-ad42cbab449531f4
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::square_sixty_four ... ok
[INFO] [stdout] test tests::square_four ... ok
[INFO] [stdout] test tests::square_three ... ok
[INFO] [stdout] test tests::square_two ... ok
[INFO] [stdout] test tests::total ... ok
[INFO] [stdout] test tests::square_one ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [stderr]      Running /opt/crater/target/debug/deps/grains-f76feaa5b43688c4
[INFO] [stderr]    Doc-tests grains
[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" "5a2d7b5f3925a186d50e030b58dd208fd746556f4bbecad34bfbf72efc312a10"`
[INFO] running `"docker" "rm" "-f" "5a2d7b5f3925a186d50e030b58dd208fd746556f4bbecad34bfbf72efc312a10"`
[INFO] [stdout] 5a2d7b5f3925a186d50e030b58dd208fd746556f4bbecad34bfbf72efc312a10