[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 try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrianMehrman%2Frust_mandelbrot" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BrianMehrman/rust_mandelbrot 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/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-7/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded png v0.11.0
[INFO] [stderr]   Downloaded memoffset v0.2.1
[INFO] [stderr]   Downloaded either v1.5.0
[INFO] [stderr]   Downloaded semver v0.2.3
[INFO] [stderr]   Downloaded num_cpus v1.8.0
[INFO] [stderr]   Downloaded lazy_static v1.0.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.3.1
[INFO] [stderr]   Downloaded scoped_threadpool v0.1.9
[INFO] [stderr]   Downloaded log v0.3.9
[INFO] [stderr]   Downloaded cfg-if v0.1.2
[INFO] [stderr]   Downloaded crossbeam-deque v0.2.0
[INFO] [stderr]   Downloaded khronos_api v2.2.0
[INFO] [stderr]   Downloaded num v0.1.42
[INFO] [stderr]   Downloaded gif v0.9.2
[INFO] [stderr]   Downloaded log v0.4.1
[INFO] [stderr]   Downloaded num-integer v0.1.36
[INFO] [stderr]   Downloaded rand v0.3.22
[INFO] [stderr]   Downloaded cmake v0.1.30
[INFO] [stderr]   Downloaded byteorder v1.2.2
[INFO] [stderr]   Downloaded num-iter v0.1.35
[INFO] [stderr]   Downloaded gl_generator v0.6.1
[INFO] [stderr]   Downloaded deflate v0.7.18
[INFO] [stderr]   Downloaded gl v0.6.5
[INFO] [stderr]   Downloaded cc v1.0.10
[INFO] [stderr]   Downloaded nom v1.2.4
[INFO] [stderr]   Downloaded rayon-core v1.4.0
[INFO] [stderr]   Downloaded num-traits v0.2.2
[INFO] [stderr]   Downloaded enum_primitive v0.1.1
[INFO] [stderr]   Downloaded scopeguard v0.3.3
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.14
[INFO] [stderr]   Downloaded adler32 v1.0.2
[INFO] [stderr]   Downloaded color_quant v1.0.0
[INFO] [stderr]   Downloaded winapi v0.3.4
[INFO] [stderr]   Downloaded nodrop v0.1.12
[INFO] [stderr]   Downloaded rustc-serialize v0.3.24
[INFO] [stderr]   Downloaded glfw-sys v3.2.2
[INFO] [stderr]   Downloaded bitflags v1.0.1
[INFO] [stderr]   Downloaded rand v0.4.2
[INFO] [stderr]   Downloaded inflate v0.3.4
[INFO] [stderr]   Downloaded glfw v0.19.0
[INFO] [stderr]   Downloaded lzw v0.10.0
[INFO] [stderr]   Downloaded cgmath v0.14.1
[INFO] [stderr]   Downloaded xml-rs v0.7.0
[INFO] [stderr]   Downloaded approx v0.1.1
[INFO] [stderr]   Downloaded num-bigint v0.1.43
[INFO] [stderr]   Downloaded crossbeam-utils v0.2.2
[INFO] [stderr]   Downloaded num-complex v0.1.43
[INFO] [stderr]   Downloaded rayon v1.0.1
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[INFO] [stderr]   Downloaded arrayvec v0.4.7
[INFO] [stderr]   Downloaded num-rational v0.1.42
[INFO] [stderr]   Downloaded num-traits v0.1.43
[INFO] [stderr]   Downloaded libc v0.2.40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] a28745b0e9ee5eca305c2995e8d48fade00f5f405b9186bb8f4750ddc57c2f8c
[INFO] running `Command { std: "docker" "start" "-a" "a28745b0e9ee5eca305c2995e8d48fade00f5f405b9186bb8f4750ddc57c2f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a28745b0e9ee5eca305c2995e8d48fade00f5f405b9186bb8f4750ddc57c2f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a28745b0e9ee5eca305c2995e8d48fade00f5f405b9186bb8f4750ddc57c2f8c", kill_on_drop: false }`
[INFO] [stdout] a28745b0e9ee5eca305c2995e8d48fade00f5f405b9186bb8f4750ddc57c2f8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] a1ddacb01cce6779976b34deb8b778ac0dfce581e48e9b453125cede626c691e
[INFO] running `Command { std: "docker" "start" "-a" "a1ddacb01cce6779976b34deb8b778ac0dfce581e48e9b453125cede626c691e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling libc v0.2.40
[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 khronos_api v2.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling cc v1.0.10
[INFO] [stderr]    Compiling byteorder v1.2.2
[INFO] [stderr]    Compiling adler32 v1.0.2
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling color_quant v1.0.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling inflate v0.3.4
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling semver v0.2.3
[INFO] [stderr]    Compiling cmake v0.1.30
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling glfw-sys v3.2.2
[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 num-bigint v0.1.43
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling cgmath v0.14.1
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling rayon v1.0.1
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling gl v0.6.5
[INFO] [stderr]    Compiling jpeg-decoder v0.1.14
[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 24.28s
[INFO] running `Command { std: "docker" "inspect" "a1ddacb01cce6779976b34deb8b778ac0dfce581e48e9b453125cede626c691e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1ddacb01cce6779976b34deb8b778ac0dfce581e48e9b453125cede626c691e", kill_on_drop: false }`
[INFO] [stdout] a1ddacb01cce6779976b34deb8b778ac0dfce581e48e9b453125cede626c691e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 7ce077919445c0144c3a73d23dfc5db0e6de05e80858a39e8da9a0fbd6b31ac7
[INFO] running `Command { std: "docker" "start" "-a" "7ce077919445c0144c3a73d23dfc5db0e6de05e80858a39e8da9a0fbd6b31ac7", kill_on_drop: false }`
[INFO] [stderr]    Compiling benoît v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "7ce077919445c0144c3a73d23dfc5db0e6de05e80858a39e8da9a0fbd6b31ac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ce077919445c0144c3a73d23dfc5db0e6de05e80858a39e8da9a0fbd6b31ac7", kill_on_drop: false }`
[INFO] [stdout] 7ce077919445c0144c3a73d23dfc5db0e6de05e80858a39e8da9a0fbd6b31ac7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 1a93b6b8b936998c73a30d7b58b866a1cc9792ad1fd6f317774a28ddcb4a4a1d
[INFO] running `Command { std: "docker" "start" "-a" "1a93b6b8b936998c73a30d7b58b866a1cc9792ad1fd6f317774a28ddcb4a4a1d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/benoît-7219f5a4e991cc0e)
[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" "1a93b6b8b936998c73a30d7b58b866a1cc9792ad1fd6f317774a28ddcb4a4a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a93b6b8b936998c73a30d7b58b866a1cc9792ad1fd6f317774a28ddcb4a4a1d", kill_on_drop: false }`
[INFO] [stdout] 1a93b6b8b936998c73a30d7b58b866a1cc9792ad1fd6f317774a28ddcb4a4a1d