[INFO] cloning repository https://github.com/gdesjonqueres/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/gdesjonqueres/rust-mandelbrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgdesjonqueres%2Frust-mandelbrot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgdesjonqueres%2Frust-mandelbrot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c890a429ac741c77d9b2d6847a74edc3771db6db
[INFO] testing gdesjonqueres/rust-mandelbrot against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgdesjonqueres%2Frust-mandelbrot" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gdesjonqueres/rust-mandelbrot on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gdesjonqueres/rust-mandelbrot
[INFO] finished tweaking git repo https://github.com/gdesjonqueres/rust-mandelbrot
[INFO] tweaked toml for git repo https://github.com/gdesjonqueres/rust-mandelbrot written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/gdesjonqueres/rust-mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fe158178ae2ca21f37746ee32de07494b37dd67b2adb7771586d61374b4c581
[INFO] running `Command { std: "docker" "start" "-a" "4fe158178ae2ca21f37746ee32de07494b37dd67b2adb7771586d61374b4c581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fe158178ae2ca21f37746ee32de07494b37dd67b2adb7771586d61374b4c581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fe158178ae2ca21f37746ee32de07494b37dd67b2adb7771586d61374b4c581", kill_on_drop: false }`
[INFO] [stdout] 4fe158178ae2ca21f37746ee32de07494b37dd67b2adb7771586d61374b4c581
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aef080131ba6b0b216a71c4fd9456d04229546b89467045e78c8c12e6155b897
[INFO] running `Command { std: "docker" "start" "-a" "aef080131ba6b0b216a71c4fd9456d04229546b89467045e78c8c12e6155b897", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling either v1.5.1
[INFO] [stderr]    Compiling inflate v0.2.0
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling deflate v0.7.19
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling png v0.7.0
[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/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.80s
[INFO] running `Command { std: "docker" "inspect" "aef080131ba6b0b216a71c4fd9456d04229546b89467045e78c8c12e6155b897", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aef080131ba6b0b216a71c4fd9456d04229546b89467045e78c8c12e6155b897", kill_on_drop: false }`
[INFO] [stdout] aef080131ba6b0b216a71c4fd9456d04229546b89467045e78c8c12e6155b897
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e1bdf7784cabe71cd040b6849253e0e222fe40841e67f94eda46e0cb8e3827e
[INFO] running `Command { std: "docker" "start" "-a" "9e1bdf7784cabe71cd040b6849253e0e222fe40841e67f94eda46e0cb8e3827e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 31.55s
[INFO] running `Command { std: "docker" "inspect" "9e1bdf7784cabe71cd040b6849253e0e222fe40841e67f94eda46e0cb8e3827e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e1bdf7784cabe71cd040b6849253e0e222fe40841e67f94eda46e0cb8e3827e", kill_on_drop: false }`
[INFO] [stdout] 9e1bdf7784cabe71cd040b6849253e0e222fe40841e67f94eda46e0cb8e3827e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c5644a1a6989cd482a79f8e5f148ee53e34c3eff4d21f27f41b9ab7a0c080f95
[INFO] running `Command { std: "docker" "start" "-a" "c5644a1a6989cd482a79f8e5f148ee53e34c3eff4d21f27f41b9ab7a0c080f95", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mandelbrot-697992be7b03f8b8)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_pixel_to_point ... ok
[INFO] [stdout] test test_parse_complex ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c5644a1a6989cd482a79f8e5f148ee53e34c3eff4d21f27f41b9ab7a0c080f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5644a1a6989cd482a79f8e5f148ee53e34c3eff4d21f27f41b9ab7a0c080f95", kill_on_drop: false }`
[INFO] [stdout] c5644a1a6989cd482a79f8e5f148ee53e34c3eff4d21f27f41b9ab7a0c080f95