[INFO] updating cached repository DenSASoftware/sudokusolver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DenSASoftware/sudokusolver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DenSASoftware/sudokusolver" "work/ex/beta-1.37-6/sources/1.36.0/gh/DenSASoftware/sudokusolver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/DenSASoftware/sudokusolver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DenSASoftware/sudokusolver" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DenSASoftware/sudokusolver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DenSASoftware/sudokusolver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 07cbd6a5f22bb5a48262e9540306d1f86c00386a
[INFO] sha for GitHub repo DenSASoftware/sudokusolver: 07cbd6a5f22bb5a48262e9540306d1f86c00386a
[INFO] validating manifest of DenSASoftware/sudokusolver 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 DenSASoftware/sudokusolver 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 DenSASoftware/sudokusolver
[INFO] finished frobbing DenSASoftware/sudokusolver
[INFO] frobbed toml for DenSASoftware/sudokusolver written to work/ex/beta-1.37-6/sources/1.36.0/gh/DenSASoftware/sudokusolver/Cargo.toml
[INFO] started frobbing DenSASoftware/sudokusolver
[INFO] finished frobbing DenSASoftware/sudokusolver
[INFO] frobbed toml for DenSASoftware/sudokusolver written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DenSASoftware/sudokusolver/Cargo.toml
[INFO] crate DenSASoftware/sudokusolver 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 DenSASoftware/sudokusolver 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-1/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/DenSASoftware/sudokusolver:/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] b8b9bc0f22745a412c5e8703d465d207d8fc53c2236905acf5e05ede1ab3c4ee
[INFO] running `"docker" "start" "-a" "b8b9bc0f22745a412c5e8703d465d207d8fc53c2236905acf5e05ede1ab3c4ee"`
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling sudokusolver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.58s
[INFO] running `"docker" "inspect" "b8b9bc0f22745a412c5e8703d465d207d8fc53c2236905acf5e05ede1ab3c4ee"`
[INFO] running `"docker" "rm" "-f" "b8b9bc0f22745a412c5e8703d465d207d8fc53c2236905acf5e05ede1ab3c4ee"`
[INFO] [stdout] b8b9bc0f22745a412c5e8703d465d207d8fc53c2236905acf5e05ede1ab3c4ee
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/DenSASoftware/sudokusolver:/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] 7aebbc38e6b07241c5c8d07bf3a503ac02eecdab82d00b67975ee595f58ad64a
[INFO] running `"docker" "start" "-a" "7aebbc38e6b07241c5c8d07bf3a503ac02eecdab82d00b67975ee595f58ad64a"`
[INFO] [stderr]    Compiling sudokusolver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "7aebbc38e6b07241c5c8d07bf3a503ac02eecdab82d00b67975ee595f58ad64a"`
[INFO] running `"docker" "rm" "-f" "7aebbc38e6b07241c5c8d07bf3a503ac02eecdab82d00b67975ee595f58ad64a"`
[INFO] [stdout] 7aebbc38e6b07241c5c8d07bf3a503ac02eecdab82d00b67975ee595f58ad64a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/DenSASoftware/sudokusolver:/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] 9b090265e2c3c6df047dc664ee1a952b1a48fd36988726d860cba12e8dfba356
[INFO] running `"docker" "start" "-a" "9b090265e2c3c6df047dc664ee1a952b1a48fd36988726d860cba12e8dfba356"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sudokusolver-e7b1828eb3dccf41
[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" "9b090265e2c3c6df047dc664ee1a952b1a48fd36988726d860cba12e8dfba356"`
[INFO] running `"docker" "rm" "-f" "9b090265e2c3c6df047dc664ee1a952b1a48fd36988726d860cba12e8dfba356"`
[INFO] [stdout] 9b090265e2c3c6df047dc664ee1a952b1a48fd36988726d860cba12e8dfba356