[INFO] updating cached repository jdhorwitz/mandelbrot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jdhorwitz/mandelbrot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jdhorwitz/mandelbrot" "work/ex/beta-1.38-1/sources/1.37.0/gh/jdhorwitz/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jdhorwitz/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jdhorwitz/mandelbrot" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jdhorwitz/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jdhorwitz/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b5e9f6c9c25abf500e11c1ff13d49b1ce8e5f7f1
[INFO] sha for GitHub repo jdhorwitz/mandelbrot: b5e9f6c9c25abf500e11c1ff13d49b1ce8e5f7f1
[INFO] validating manifest of jdhorwitz/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 jdhorwitz/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 jdhorwitz/mandelbrot
[INFO] finished frobbing jdhorwitz/mandelbrot
[INFO] frobbed toml for jdhorwitz/mandelbrot written to work/ex/beta-1.38-1/sources/1.37.0/gh/jdhorwitz/mandelbrot/Cargo.toml
[INFO] started frobbing jdhorwitz/mandelbrot
[INFO] finished frobbing jdhorwitz/mandelbrot
[INFO] frobbed toml for jdhorwitz/mandelbrot written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jdhorwitz/mandelbrot/Cargo.toml
[INFO] crate jdhorwitz/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 jdhorwitz/mandelbrot 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jdhorwitz/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 21963cd64934e388200baa8f98043518e8ed12308049baf83d7b8d49b7885aa5
[INFO] running `"docker" "start" "-a" "21963cd64934e388200baa8f98043518e8ed12308049baf83d7b8d49b7885aa5"`
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling lzw v0.9.0
[INFO] [stderr]    Compiling crossbeam v0.2.10
[INFO] [stderr]    Compiling num-complex v0.1.35
[INFO] [stderr]    Compiling gif v0.7.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling miniz-sys v0.1.9
[INFO] [stderr]    Compiling flate2 v0.2.17
[INFO] [stderr]    Compiling num-bigint v0.1.35
[INFO] [stderr]    Compiling png v0.4.3
[INFO] [stderr]    Compiling num-rational v0.1.35
[INFO] [stderr]    Compiling num v0.1.36
[INFO] [stderr]    Compiling image v0.6.1
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.55s
[INFO] running `"docker" "inspect" "21963cd64934e388200baa8f98043518e8ed12308049baf83d7b8d49b7885aa5"`
[INFO] running `"docker" "rm" "-f" "21963cd64934e388200baa8f98043518e8ed12308049baf83d7b8d49b7885aa5"`
[INFO] [stdout] 21963cd64934e388200baa8f98043518e8ed12308049baf83d7b8d49b7885aa5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jdhorwitz/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a7d690696c46503864d4732e463bcc3eb2600545f54a42925c582a7ad31ac670
[INFO] running `"docker" "start" "-a" "a7d690696c46503864d4732e463bcc3eb2600545f54a42925c582a7ad31ac670"`
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "a7d690696c46503864d4732e463bcc3eb2600545f54a42925c582a7ad31ac670"`
[INFO] running `"docker" "rm" "-f" "a7d690696c46503864d4732e463bcc3eb2600545f54a42925c582a7ad31ac670"`
[INFO] [stdout] a7d690696c46503864d4732e463bcc3eb2600545f54a42925c582a7ad31ac670
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jdhorwitz/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] df54d13a0340a126f088b76cfc2033cb34e184891c94575c500d22dcfc98f5f1
[INFO] running `"docker" "start" "-a" "df54d13a0340a126f088b76cfc2033cb34e184891c94575c500d22dcfc98f5f1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mandelbrot-fc5552fca893dd08
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_pixel_to_point ... ok
[INFO] [stdout] test test_parse_pair ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "df54d13a0340a126f088b76cfc2033cb34e184891c94575c500d22dcfc98f5f1"`
[INFO] running `"docker" "rm" "-f" "df54d13a0340a126f088b76cfc2033cb34e184891c94575c500d22dcfc98f5f1"`
[INFO] [stdout] df54d13a0340a126f088b76cfc2033cb34e184891c94575c500d22dcfc98f5f1