[INFO] updating cached repository smt923/sierpinski
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/smt923/sierpinski
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/smt923/sierpinski" "work/ex/beta-1.38-1/sources/1.37.0/gh/smt923/sierpinski"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/smt923/sierpinski'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/smt923/sierpinski" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/smt923/sierpinski"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/smt923/sierpinski'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7539ad79787ed1812db92f9277d9cf4f720e6219
[INFO] sha for GitHub repo smt923/sierpinski: 7539ad79787ed1812db92f9277d9cf4f720e6219
[INFO] validating manifest of smt923/sierpinski 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 smt923/sierpinski 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 smt923/sierpinski
[INFO] finished frobbing smt923/sierpinski
[INFO] frobbed toml for smt923/sierpinski written to work/ex/beta-1.38-1/sources/1.37.0/gh/smt923/sierpinski/Cargo.toml
[INFO] started frobbing smt923/sierpinski
[INFO] finished frobbing smt923/sierpinski
[INFO] frobbed toml for smt923/sierpinski written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/smt923/sierpinski/Cargo.toml
[INFO] crate smt923/sierpinski 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 smt923/sierpinski against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/smt923/sierpinski:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] d3afbe61a7630a61b8c66f59d9ae5f4a817ac8ab9e227f7024b5643e57d341b9
[INFO] running `"docker" "start" "-a" "d3afbe61a7630a61b8c66f59d9ae5f4a817ac8ab9e227f7024b5643e57d341b9"`
[INFO] [stderr]    Compiling deflate v0.7.15
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling png v0.9.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling image v0.15.0
[INFO] [stderr]    Compiling sierpinski v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.05s
[INFO] running `"docker" "inspect" "d3afbe61a7630a61b8c66f59d9ae5f4a817ac8ab9e227f7024b5643e57d341b9"`
[INFO] running `"docker" "rm" "-f" "d3afbe61a7630a61b8c66f59d9ae5f4a817ac8ab9e227f7024b5643e57d341b9"`
[INFO] [stdout] d3afbe61a7630a61b8c66f59d9ae5f4a817ac8ab9e227f7024b5643e57d341b9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/smt923/sierpinski:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 568077b39a22b2dce921331a545601b485b4d56c60ddc7553b0b8a3258c5ad85
[INFO] running `"docker" "start" "-a" "568077b39a22b2dce921331a545601b485b4d56c60ddc7553b0b8a3258c5ad85"`
[INFO] [stderr]    Compiling sierpinski v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "568077b39a22b2dce921331a545601b485b4d56c60ddc7553b0b8a3258c5ad85"`
[INFO] running `"docker" "rm" "-f" "568077b39a22b2dce921331a545601b485b4d56c60ddc7553b0b8a3258c5ad85"`
[INFO] [stdout] 568077b39a22b2dce921331a545601b485b4d56c60ddc7553b0b8a3258c5ad85
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/smt923/sierpinski:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] e0fdbeb04723dff375840a87a1cf1812ad3c1f151391859444c2e0bc622e6019
[INFO] running `"docker" "start" "-a" "e0fdbeb04723dff375840a87a1cf1812ad3c1f151391859444c2e0bc622e6019"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sierpinski-7ca18be614e71917
[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" "e0fdbeb04723dff375840a87a1cf1812ad3c1f151391859444c2e0bc622e6019"`
[INFO] running `"docker" "rm" "-f" "e0fdbeb04723dff375840a87a1cf1812ad3c1f151391859444c2e0bc622e6019"`
[INFO] [stdout] e0fdbeb04723dff375840a87a1cf1812ad3c1f151391859444c2e0bc622e6019