[INFO] cloning repository https://github.com/BrianMehrman/rust_mandelbrot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BrianMehrman/rust_mandelbrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrianMehrman%2Frust_mandelbrot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrianMehrman%2Frust_mandelbrot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7824c96e7ab8fb4919949c75a990f49c80ff09ba
[INFO] testing BrianMehrman/rust_mandelbrot against master#6c20ab744b0f82646d90ce9d25894823abc9c669 for pr-99093
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrianMehrman%2Frust_mandelbrot" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BrianMehrman/rust_mandelbrot on toolchain 6c20ab744b0f82646d90ce9d25894823abc9c669
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BrianMehrman/rust_mandelbrot
[INFO] finished tweaking git repo https://github.com/BrianMehrman/rust_mandelbrot
[INFO] tweaked toml for git repo https://github.com/BrianMehrman/rust_mandelbrot written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/BrianMehrman/rust_mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded color_quant v1.0.0
[INFO] [stderr]   Downloaded cfg-if v0.1.2
[INFO] [stderr]   Downloaded libc v0.2.40
[INFO] [stderr]   Downloaded cc v1.0.10
[INFO] [stderr]   Downloaded cmake v0.1.30
[INFO] [stderr]   Downloaded deflate v0.7.18
[INFO] [stderr]   Downloaded adler32 v1.0.2
[INFO] [stderr]   Downloaded lazy_static v1.0.0
[INFO] [stderr]   Downloaded rayon v1.0.1
[INFO] [stderr]   Downloaded glfw-sys v3.2.2
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.14
[INFO] [stderr]   Downloaded byteorder v1.2.2
[INFO] [stderr]   Downloaded image v0.17.0
[INFO] [stderr]   Downloaded log v0.4.1
[INFO] [stderr]   Downloaded semver v0.2.3
[INFO] [stderr]   Downloaded glfw v0.19.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21a3dca75cfdd3cd852a86270709e29eaaa22c866888e5dbf29ea0f4b5fb6c1d
[INFO] running `Command { std: "docker" "start" "-a" "21a3dca75cfdd3cd852a86270709e29eaaa22c866888e5dbf29ea0f4b5fb6c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21a3dca75cfdd3cd852a86270709e29eaaa22c866888e5dbf29ea0f4b5fb6c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21a3dca75cfdd3cd852a86270709e29eaaa22c866888e5dbf29ea0f4b5fb6c1d", kill_on_drop: false }`
[INFO] [stdout] 21a3dca75cfdd3cd852a86270709e29eaaa22c866888e5dbf29ea0f4b5fb6c1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a69dbd481c0a0457246b1d2d0934b9903e9a00abd65ff823b74279d7bee7074
[INFO] running `Command { std: "docker" "start" "-a" "3a69dbd481c0a0457246b1d2d0934b9903e9a00abd65ff823b74279d7bee7074", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling cc v1.0.10
[INFO] [stderr]    Compiling adler32 v1.0.2
[INFO] [stderr]    Compiling byteorder v1.2.2
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling color_quant v1.0.0
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling inflate v0.3.4
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling semver v0.2.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling cmake v0.1.30
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling cgmath v0.14.1
[INFO] [stderr]    Compiling glfw-sys v3.2.2
[INFO] [stderr]    Compiling rayon v1.0.1
[INFO] [stderr]    Compiling gl v0.6.5
[INFO] [stderr]    Compiling num-bigint v0.1.43
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling jpeg-decoder v0.1.14
[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 glfw v0.19.0
[INFO] [stderr]    Compiling benoît v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.58s
[INFO] running `Command { std: "docker" "inspect" "3a69dbd481c0a0457246b1d2d0934b9903e9a00abd65ff823b74279d7bee7074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a69dbd481c0a0457246b1d2d0934b9903e9a00abd65ff823b74279d7bee7074", kill_on_drop: false }`
[INFO] [stdout] 3a69dbd481c0a0457246b1d2d0934b9903e9a00abd65ff823b74279d7bee7074
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11d33f1c52296c1305e7bc9e8d2ffe30375fa1f59a8cfa4148eafa79e6500b92
[INFO] running `Command { std: "docker" "start" "-a" "11d33f1c52296c1305e7bc9e8d2ffe30375fa1f59a8cfa4148eafa79e6500b92", kill_on_drop: false }`
[INFO] [stderr]    Compiling benoît v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "11d33f1c52296c1305e7bc9e8d2ffe30375fa1f59a8cfa4148eafa79e6500b92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11d33f1c52296c1305e7bc9e8d2ffe30375fa1f59a8cfa4148eafa79e6500b92", kill_on_drop: false }`
[INFO] [stdout] 11d33f1c52296c1305e7bc9e8d2ffe30375fa1f59a8cfa4148eafa79e6500b92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9c0bbadb4ebaf884a17cad72dea4e84faeb178d7f1c399fb2da9a0b96cac7208
[INFO] running `Command { std: "docker" "start" "-a" "9c0bbadb4ebaf884a17cad72dea4e84faeb178d7f1c399fb2da9a0b96cac7208", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/benoît-83a9ed414b8c836c)
[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] 
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "9c0bbadb4ebaf884a17cad72dea4e84faeb178d7f1c399fb2da9a0b96cac7208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c0bbadb4ebaf884a17cad72dea4e84faeb178d7f1c399fb2da9a0b96cac7208", kill_on_drop: false }`
[INFO] [stdout] 9c0bbadb4ebaf884a17cad72dea4e84faeb178d7f1c399fb2da9a0b96cac7208