[INFO] updating cached repository BrianMehrman/rust_mandelbrot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/BrianMehrman/rust_mandelbrot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/BrianMehrman/rust_mandelbrot" "work/ex/beta-1.38-1/sources/1.37.0/gh/BrianMehrman/rust_mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/BrianMehrman/rust_mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/BrianMehrman/rust_mandelbrot" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/BrianMehrman/rust_mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/BrianMehrman/rust_mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7824c96e7ab8fb4919949c75a990f49c80ff09ba
[INFO] sha for GitHub repo BrianMehrman/rust_mandelbrot: 7824c96e7ab8fb4919949c75a990f49c80ff09ba
[INFO] validating manifest of BrianMehrman/rust_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 BrianMehrman/rust_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 BrianMehrman/rust_mandelbrot
[INFO] finished frobbing BrianMehrman/rust_mandelbrot
[INFO] frobbed toml for BrianMehrman/rust_mandelbrot written to work/ex/beta-1.38-1/sources/1.37.0/gh/BrianMehrman/rust_mandelbrot/Cargo.toml
[INFO] started frobbing BrianMehrman/rust_mandelbrot
[INFO] finished frobbing BrianMehrman/rust_mandelbrot
[INFO] frobbed toml for BrianMehrman/rust_mandelbrot written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/BrianMehrman/rust_mandelbrot/Cargo.toml
[INFO] crate BrianMehrman/rust_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 BrianMehrman/rust_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/BrianMehrman/rust_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] d813dbda00533b3dcc594ed0ed0810bcc0c22267ea2201d9ba169ac905f47927
[INFO] running `"docker" "start" "-a" "d813dbda00533b3dcc594ed0ed0810bcc0c22267ea2201d9ba169ac905f47927"`
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling cmake v0.1.30
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling semver v0.2.3
[INFO] [stderr]    Compiling cgmath v0.14.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.14
[INFO] [stderr]    Compiling num-bigint v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]    Compiling glfw-sys v3.2.2
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling image v0.17.0
[INFO] [stderr]    Compiling gl v0.6.5
[INFO] [stderr]    Compiling glfw v0.19.0
[INFO] [stderr]    Compiling benoît v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.43s
[INFO] running `"docker" "inspect" "d813dbda00533b3dcc594ed0ed0810bcc0c22267ea2201d9ba169ac905f47927"`
[INFO] running `"docker" "rm" "-f" "d813dbda00533b3dcc594ed0ed0810bcc0c22267ea2201d9ba169ac905f47927"`
[INFO] [stdout] d813dbda00533b3dcc594ed0ed0810bcc0c22267ea2201d9ba169ac905f47927
[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/BrianMehrman/rust_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] d9280c410de10097ca688571445c23d0d59a20249f7fff08488673b2ef36f233
[INFO] running `"docker" "start" "-a" "d9280c410de10097ca688571445c23d0d59a20249f7fff08488673b2ef36f233"`
[INFO] [stderr]    Compiling benoît v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `"docker" "inspect" "d9280c410de10097ca688571445c23d0d59a20249f7fff08488673b2ef36f233"`
[INFO] running `"docker" "rm" "-f" "d9280c410de10097ca688571445c23d0d59a20249f7fff08488673b2ef36f233"`
[INFO] [stdout] d9280c410de10097ca688571445c23d0d59a20249f7fff08488673b2ef36f233
[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/BrianMehrman/rust_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] 28d6dc6ef3b82ca893c853be58deefa37df04d62f7f2e5685856a6f0a706bc07
[INFO] running `"docker" "start" "-a" "28d6dc6ef3b82ca893c853be58deefa37df04d62f7f2e5685856a6f0a706bc07"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/benoît-204bc881f3d5d248
[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" "28d6dc6ef3b82ca893c853be58deefa37df04d62f7f2e5685856a6f0a706bc07"`
[INFO] running `"docker" "rm" "-f" "28d6dc6ef3b82ca893c853be58deefa37df04d62f7f2e5685856a6f0a706bc07"`
[INFO] [stdout] 28d6dc6ef3b82ca893c853be58deefa37df04d62f7f2e5685856a6f0a706bc07