[INFO] cloning repository https://github.com/matthewgettemy/mandelbrot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matthewgettemy/mandelbrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthewgettemy%2Fmandelbrot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthewgettemy%2Fmandelbrot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 484ed249de2f4b56eb6254eb2e971da5fe7bc685
[INFO] testing matthewgettemy/mandelbrot against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthewgettemy%2Fmandelbrot" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matthewgettemy/mandelbrot on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/matthewgettemy/mandelbrot
[INFO] finished tweaking git repo https://github.com/matthewgettemy/mandelbrot
[INFO] tweaked toml for git repo https://github.com/matthewgettemy/mandelbrot written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/matthewgettemy/mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c391bd6b34613b4692ea585220f7136cf71697193c6fe953a962bd052fd9623
[INFO] running `Command { std: "docker" "start" "-a" "1c391bd6b34613b4692ea585220f7136cf71697193c6fe953a962bd052fd9623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c391bd6b34613b4692ea585220f7136cf71697193c6fe953a962bd052fd9623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c391bd6b34613b4692ea585220f7136cf71697193c6fe953a962bd052fd9623", kill_on_drop: false }`
[INFO] [stdout] 1c391bd6b34613b4692ea585220f7136cf71697193c6fe953a962bd052fd9623
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3341a5c246e899ed598a1dc520f7b5fd2cab389d4f99035de91a54dc4175a1a2
[INFO] running `Command { std: "docker" "start" "-a" "3341a5c246e899ed598a1dc520f7b5fd2cab389d4f99035de91a54dc4175a1a2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling inflate v0.2.0
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling png v0.7.0
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling jpeg-decoder v0.1.19
[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 13.75s
[INFO] running `Command { std: "docker" "inspect" "3341a5c246e899ed598a1dc520f7b5fd2cab389d4f99035de91a54dc4175a1a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3341a5c246e899ed598a1dc520f7b5fd2cab389d4f99035de91a54dc4175a1a2", kill_on_drop: false }`
[INFO] [stdout] 3341a5c246e899ed598a1dc520f7b5fd2cab389d4f99035de91a54dc4175a1a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 160f79de4c4a603b731e294505ef2ae93f35585988b7e0a398b50e0b7666ba85
[INFO] running `Command { std: "docker" "start" "-a" "160f79de4c4a603b731e294505ef2ae93f35585988b7e0a398b50e0b7666ba85", 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 0.98s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/mandelbrot-6235d3e773967cde)
[INFO] running `Command { std: "docker" "inspect" "160f79de4c4a603b731e294505ef2ae93f35585988b7e0a398b50e0b7666ba85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "160f79de4c4a603b731e294505ef2ae93f35585988b7e0a398b50e0b7666ba85", kill_on_drop: false }`
[INFO] [stdout] 160f79de4c4a603b731e294505ef2ae93f35585988b7e0a398b50e0b7666ba85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 721f327396ec0b3cf95e8edcc2f17d17663de83e457eb7485f3eb6e9ee837ff9
[INFO] running `Command { std: "docker" "start" "-a" "721f327396ec0b3cf95e8edcc2f17d17663de83e457eb7485f3eb6e9ee837ff9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mandelbrot-6235d3e773967cde)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_parse_complex ... ok
[INFO] [stdout] test test_parse_pair ... 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" "721f327396ec0b3cf95e8edcc2f17d17663de83e457eb7485f3eb6e9ee837ff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "721f327396ec0b3cf95e8edcc2f17d17663de83e457eb7485f3eb6e9ee837ff9", kill_on_drop: false }`
[INFO] [stdout] 721f327396ec0b3cf95e8edcc2f17d17663de83e457eb7485f3eb6e9ee837ff9