[INFO] updating cached repository ProgrammingRust/mandelbrot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ProgrammingRust/mandelbrot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ProgrammingRust/mandelbrot" "work/ex/beta-1.37-6/sources/1.36.0/gh/ProgrammingRust/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ProgrammingRust/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ProgrammingRust/mandelbrot" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ProgrammingRust/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ProgrammingRust/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8a9abadc21c20ecea5522e808d92397b1bf6638e
[INFO] sha for GitHub repo ProgrammingRust/mandelbrot: 8a9abadc21c20ecea5522e808d92397b1bf6638e
[INFO] validating manifest of ProgrammingRust/mandelbrot 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 ProgrammingRust/mandelbrot 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 ProgrammingRust/mandelbrot
[INFO] finished frobbing ProgrammingRust/mandelbrot
[INFO] frobbed toml for ProgrammingRust/mandelbrot written to work/ex/beta-1.37-6/sources/1.36.0/gh/ProgrammingRust/mandelbrot/Cargo.toml
[INFO] started frobbing ProgrammingRust/mandelbrot
[INFO] finished frobbing ProgrammingRust/mandelbrot
[INFO] frobbed toml for ProgrammingRust/mandelbrot written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ProgrammingRust/mandelbrot/Cargo.toml
[INFO] crate ProgrammingRust/mandelbrot 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 ProgrammingRust/mandelbrot 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/ProgrammingRust/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] accf780c8f94dc00f0d78565852872f50d96d37d22cdda7d12f3dac76e154a32
[INFO] running `"docker" "start" "-a" "accf780c8f94dc00f0d78565852872f50d96d37d22cdda7d12f3dac76e154a32"`
[INFO] [stderr]    Compiling num-complex v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.1.41
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling png v0.5.2
[INFO] [stderr]    Compiling num-rational v0.1.41
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling image v0.10.4
[INFO] [stderr]    Compiling mandelbrot v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.56s
[INFO] running `"docker" "inspect" "accf780c8f94dc00f0d78565852872f50d96d37d22cdda7d12f3dac76e154a32"`
[INFO] running `"docker" "rm" "-f" "accf780c8f94dc00f0d78565852872f50d96d37d22cdda7d12f3dac76e154a32"`
[INFO] [stdout] accf780c8f94dc00f0d78565852872f50d96d37d22cdda7d12f3dac76e154a32
[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/ProgrammingRust/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] d1dc712af7270455bdd57122f2c0a241078b79b5096085e5da618d999abbec04
[INFO] running `"docker" "start" "-a" "d1dc712af7270455bdd57122f2c0a241078b79b5096085e5da618d999abbec04"`
[INFO] [stderr]    Compiling mandelbrot v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `"docker" "inspect" "d1dc712af7270455bdd57122f2c0a241078b79b5096085e5da618d999abbec04"`
[INFO] running `"docker" "rm" "-f" "d1dc712af7270455bdd57122f2c0a241078b79b5096085e5da618d999abbec04"`
[INFO] [stdout] d1dc712af7270455bdd57122f2c0a241078b79b5096085e5da618d999abbec04
[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/ProgrammingRust/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 4e9cde8671fa195d6a95a0ede8e62d1da93cf948ee44dda28004048094c57144
[INFO] running `"docker" "start" "-a" "4e9cde8671fa195d6a95a0ede8e62d1da93cf948ee44dda28004048094c57144"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mandelbrot-d17e09f731dc7997
[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" "4e9cde8671fa195d6a95a0ede8e62d1da93cf948ee44dda28004048094c57144"`
[INFO] running `"docker" "rm" "-f" "4e9cde8671fa195d6a95a0ede8e62d1da93cf948ee44dda28004048094c57144"`
[INFO] [stdout] 4e9cde8671fa195d6a95a0ede8e62d1da93cf948ee44dda28004048094c57144