[INFO] updating cached repository joelpalmer/mandelbrot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/joelpalmer/mandelbrot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/joelpalmer/mandelbrot" "work/ex/beta-1.37-6/sources/1.36.0/gh/joelpalmer/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/joelpalmer/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/joelpalmer/mandelbrot" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/joelpalmer/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/joelpalmer/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 96ab568a22645a9c63a1dfab18f0ecdfa621c03a
[INFO] sha for GitHub repo joelpalmer/mandelbrot: 96ab568a22645a9c63a1dfab18f0ecdfa621c03a
[INFO] validating manifest of joelpalmer/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 joelpalmer/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 joelpalmer/mandelbrot
[INFO] finished frobbing joelpalmer/mandelbrot
[INFO] frobbed toml for joelpalmer/mandelbrot written to work/ex/beta-1.37-6/sources/1.36.0/gh/joelpalmer/mandelbrot/Cargo.toml
[INFO] started frobbing joelpalmer/mandelbrot
[INFO] finished frobbing joelpalmer/mandelbrot
[INFO] frobbed toml for joelpalmer/mandelbrot written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/joelpalmer/mandelbrot/Cargo.toml
[INFO] crate joelpalmer/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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing joelpalmer/mandelbrot against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/joelpalmer/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 54358c41439ca87035449f03a980b3ffb1825aa79ce033f57f86ff34bd903c12
[INFO] running `"docker" "start" "-a" "54358c41439ca87035449f03a980b3ffb1825aa79ce033f57f86ff34bd903c12"`
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling png v0.7.0
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling image v0.13.0
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.88s
[INFO] running `"docker" "inspect" "54358c41439ca87035449f03a980b3ffb1825aa79ce033f57f86ff34bd903c12"`
[INFO] running `"docker" "rm" "-f" "54358c41439ca87035449f03a980b3ffb1825aa79ce033f57f86ff34bd903c12"`
[INFO] [stdout] 54358c41439ca87035449f03a980b3ffb1825aa79ce033f57f86ff34bd903c12
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/joelpalmer/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a0a5a92932fa1ccaa1e829055a4a89b36fe71047dd36bd1eefc7732422da6740
[INFO] running `"docker" "start" "-a" "a0a5a92932fa1ccaa1e829055a4a89b36fe71047dd36bd1eefc7732422da6740"`
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "a0a5a92932fa1ccaa1e829055a4a89b36fe71047dd36bd1eefc7732422da6740"`
[INFO] running `"docker" "rm" "-f" "a0a5a92932fa1ccaa1e829055a4a89b36fe71047dd36bd1eefc7732422da6740"`
[INFO] [stdout] a0a5a92932fa1ccaa1e829055a4a89b36fe71047dd36bd1eefc7732422da6740
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/joelpalmer/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] fa823b33495141ab6e8830f816ee6a6218400c5361eafd2c2284ac6cacfc445e
[INFO] running `"docker" "start" "-a" "fa823b33495141ab6e8830f816ee6a6218400c5361eafd2c2284ac6cacfc445e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mandelbrot-6c79eb73c74ef1c9
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_parse_complex ... ok
[INFO] [stdout] test test_parse_pair ... ok
[INFO] [stdout] test test_pixel_to_point ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fa823b33495141ab6e8830f816ee6a6218400c5361eafd2c2284ac6cacfc445e"`
[INFO] running `"docker" "rm" "-f" "fa823b33495141ab6e8830f816ee6a6218400c5361eafd2c2284ac6cacfc445e"`
[INFO] [stdout] fa823b33495141ab6e8830f816ee6a6218400c5361eafd2c2284ac6cacfc445e