[INFO] updating cached repository EarvinKayonga/mandelbrot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/EarvinKayonga/mandelbrot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/EarvinKayonga/mandelbrot" "work/ex/beta-1.38-1/sources/1.37.0/gh/EarvinKayonga/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/EarvinKayonga/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/EarvinKayonga/mandelbrot" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/EarvinKayonga/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/EarvinKayonga/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 16094c8eb2baa37fcfb28bd25091c7cfbabe1870
[INFO] sha for GitHub repo EarvinKayonga/mandelbrot: 16094c8eb2baa37fcfb28bd25091c7cfbabe1870
[INFO] validating manifest of EarvinKayonga/mandelbrot 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 EarvinKayonga/mandelbrot 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 EarvinKayonga/mandelbrot
[INFO] finished frobbing EarvinKayonga/mandelbrot
[INFO] frobbed toml for EarvinKayonga/mandelbrot written to work/ex/beta-1.38-1/sources/1.37.0/gh/EarvinKayonga/mandelbrot/Cargo.toml
[INFO] started frobbing EarvinKayonga/mandelbrot
[INFO] finished frobbing EarvinKayonga/mandelbrot
[INFO] frobbed toml for EarvinKayonga/mandelbrot written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/EarvinKayonga/mandelbrot/Cargo.toml
[INFO] crate EarvinKayonga/mandelbrot 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 EarvinKayonga/mandelbrot 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/EarvinKayonga/mandelbrot:/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] d42be01ab322afe9128a19f6189a15e982ab69fd86ca5671e1567b26545cc1c0
[INFO] running `"docker" "start" "-a" "d42be01ab322afe9128a19f6189a15e982ab69fd86ca5671e1567b26545cc1c0"`
[INFO] [stderr]    Compiling cc v1.0.22
[INFO] [stderr]    Compiling byteorder v1.2.4
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling inflate v0.1.1
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling image v0.10.4
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling png v0.5.2
[INFO] [stderr]    Compiling raster v0.2.0
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling failure v0.1.2
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.05s
[INFO] running `"docker" "inspect" "d42be01ab322afe9128a19f6189a15e982ab69fd86ca5671e1567b26545cc1c0"`
[INFO] running `"docker" "rm" "-f" "d42be01ab322afe9128a19f6189a15e982ab69fd86ca5671e1567b26545cc1c0"`
[INFO] [stdout] d42be01ab322afe9128a19f6189a15e982ab69fd86ca5671e1567b26545cc1c0
[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/EarvinKayonga/mandelbrot:/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] 2a316f428e563bb14c2c8b735bc66387029b05cad7dcda54135d18787017476d
[INFO] running `"docker" "start" "-a" "2a316f428e563bb14c2c8b735bc66387029b05cad7dcda54135d18787017476d"`
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "2a316f428e563bb14c2c8b735bc66387029b05cad7dcda54135d18787017476d"`
[INFO] running `"docker" "rm" "-f" "2a316f428e563bb14c2c8b735bc66387029b05cad7dcda54135d18787017476d"`
[INFO] [stdout] 2a316f428e563bb14c2c8b735bc66387029b05cad7dcda54135d18787017476d
[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/EarvinKayonga/mandelbrot:/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] 7ec2a603fa9abcabe4131aa1649cc267226379e19a3b94177db8cc152f9b04a2
[INFO] running `"docker" "start" "-a" "7ec2a603fa9abcabe4131aa1649cc267226379e19a3b94177db8cc152f9b04a2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mandelbrot-a4111c1ca7b43ae0
[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" "7ec2a603fa9abcabe4131aa1649cc267226379e19a3b94177db8cc152f9b04a2"`
[INFO] running `"docker" "rm" "-f" "7ec2a603fa9abcabe4131aa1649cc267226379e19a3b94177db8cc152f9b04a2"`
[INFO] [stdout] 7ec2a603fa9abcabe4131aa1649cc267226379e19a3b94177db8cc152f9b04a2