[INFO] cloning repository https://github.com/078105099107108097117115/Rust-Concurrent-Gray-Scale-Mandelbrot-Set-Plot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/078105099107108097117115/Rust-Concurrent-Gray-Scale-Mandelbrot-Set-Plot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F078105099107108097117115%2FRust-Concurrent-Gray-Scale-Mandelbrot-Set-Plot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F078105099107108097117115%2FRust-Concurrent-Gray-Scale-Mandelbrot-Set-Plot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 09a4e48f4fe6b1de4ed528a44bd1c766e2c62b3f
[INFO] testing 078105099107108097117115/Rust-Concurrent-Gray-Scale-Mandelbrot-Set-Plot against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F078105099107108097117115%2FRust-Concurrent-Gray-Scale-Mandelbrot-Set-Plot" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/078105099107108097117115/Rust-Concurrent-Gray-Scale-Mandelbrot-Set-Plot on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/078105099107108097117115/Rust-Concurrent-Gray-Scale-Mandelbrot-Set-Plot
[INFO] finished tweaking git repo https://github.com/078105099107108097117115/Rust-Concurrent-Gray-Scale-Mandelbrot-Set-Plot
[INFO] tweaked toml for git repo https://github.com/078105099107108097117115/Rust-Concurrent-Gray-Scale-Mandelbrot-Set-Plot written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/078105099107108097117115/Rust-Concurrent-Gray-Scale-Mandelbrot-Set-Plot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam v0.2.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a1d2a8e13cceca87e9dead9b140a24f4e82b8bd6d7b37f9620e314484020e7f
[INFO] running `Command { std: "docker" "start" "-a" "4a1d2a8e13cceca87e9dead9b140a24f4e82b8bd6d7b37f9620e314484020e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a1d2a8e13cceca87e9dead9b140a24f4e82b8bd6d7b37f9620e314484020e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a1d2a8e13cceca87e9dead9b140a24f4e82b8bd6d7b37f9620e314484020e7f", kill_on_drop: false }`
[INFO] [stdout] 4a1d2a8e13cceca87e9dead9b140a24f4e82b8bd6d7b37f9620e314484020e7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0be750f3d6b7fb94b28b0e09a9fb9952cc763961fe76bc51920192f21a723f24
[INFO] running `Command { std: "docker" "start" "-a" "0be750f3d6b7fb94b28b0e09a9fb9952cc763961fe76bc51920192f21a723f24", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling inflate v0.2.0
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling png v0.7.0
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling jpeg-decoder v0.1.16
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling image v0.13.0
[INFO] [stderr]    Compiling mandelbrot_plot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.98s
[INFO] running `Command { std: "docker" "inspect" "0be750f3d6b7fb94b28b0e09a9fb9952cc763961fe76bc51920192f21a723f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0be750f3d6b7fb94b28b0e09a9fb9952cc763961fe76bc51920192f21a723f24", kill_on_drop: false }`
[INFO] [stdout] 0be750f3d6b7fb94b28b0e09a9fb9952cc763961fe76bc51920192f21a723f24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cc8a19f638f80b0d7087a7226a26126007be6e8b378543eab251bbabdf38dfe
[INFO] running `Command { std: "docker" "start" "-a" "5cc8a19f638f80b0d7087a7226a26126007be6e8b378543eab251bbabdf38dfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling mandelbrot_plot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "5cc8a19f638f80b0d7087a7226a26126007be6e8b378543eab251bbabdf38dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cc8a19f638f80b0d7087a7226a26126007be6e8b378543eab251bbabdf38dfe", kill_on_drop: false }`
[INFO] [stdout] 5cc8a19f638f80b0d7087a7226a26126007be6e8b378543eab251bbabdf38dfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ead167aabd4f4724cd2641a9b47b2965ae30d7b672a272e2a39f8ed14105fc88
[INFO] running `Command { std: "docker" "start" "-a" "ead167aabd4f4724cd2641a9b47b2965ae30d7b672a272e2a39f8ed14105fc88", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mandelbrot_plot-bf470742e67c557d)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ead167aabd4f4724cd2641a9b47b2965ae30d7b672a272e2a39f8ed14105fc88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ead167aabd4f4724cd2641a9b47b2965ae30d7b672a272e2a39f8ed14105fc88", kill_on_drop: false }`
[INFO] [stdout] ead167aabd4f4724cd2641a9b47b2965ae30d7b672a272e2a39f8ed14105fc88