[INFO] updating cached repository https://github.com/BjarkePedersen/Mandelbrot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f03960e5699c5531621cf792d71b132dcf95db5
[INFO] testing BjarkePedersen/Mandelbrot against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBjarkePedersen%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/BjarkePedersen/Mandelbrot on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BjarkePedersen/Mandelbrot
[INFO] finished tweaking git repo https://github.com/BjarkePedersen/Mandelbrot
[INFO] tweaked toml for git repo https://github.com/BjarkePedersen/Mandelbrot written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/BjarkePedersen/Mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f6e47557f065d157a427ee674ec6c9bf22bd97626dde8bb39047b475f2b3d3f6
[INFO] running `Command { std: "docker" "start" "-a" "f6e47557f065d157a427ee674ec6c9bf22bd97626dde8bb39047b475f2b3d3f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6e47557f065d157a427ee674ec6c9bf22bd97626dde8bb39047b475f2b3d3f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6e47557f065d157a427ee674ec6c9bf22bd97626dde8bb39047b475f2b3d3f6", kill_on_drop: false }`
[INFO] [stdout] f6e47557f065d157a427ee674ec6c9bf22bd97626dde8bb39047b475f2b3d3f6
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 352fa02bdadd8457fdecb61db040c8bf3f6cc5b84055ba54b5d3db72003b2ea3
[INFO] running `Command { std: "docker" "start" "-a" "352fa02bdadd8457fdecb61db040c8bf3f6cc5b84055ba54b5d3db72003b2ea3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling rgb v0.8.11
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling minifb v0.10.7
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling mandlebrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `cgmath::Vector3`
[INFO] [stdout]  --> src/helpers.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cgmath::Vector3;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HEIGHT`
[INFO] [stdout]  --> src/helpers.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | use {HEIGHT, WIDTH};
[INFO] [stdout]   |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/helpers.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 |     ((rg << 8) | b)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/main.rs:18:29
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let mut rgb_buffer: Vec<(Col)> = vec![Col::new(0.0, 0.0, 0.0); WIDTH * HEIGHT];
[INFO] [stdout]    |                             ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.26s
[INFO] running `Command { std: "docker" "inspect" "352fa02bdadd8457fdecb61db040c8bf3f6cc5b84055ba54b5d3db72003b2ea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "352fa02bdadd8457fdecb61db040c8bf3f6cc5b84055ba54b5d3db72003b2ea3", kill_on_drop: false }`
[INFO] [stdout] 352fa02bdadd8457fdecb61db040c8bf3f6cc5b84055ba54b5d3db72003b2ea3
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b97b53332706036ac136659ba2375d548b46e4454f35cad1d3e27940fcd7d935
[INFO] running `Command { std: "docker" "start" "-a" "b97b53332706036ac136659ba2375d548b46e4454f35cad1d3e27940fcd7d935", kill_on_drop: false }`
[INFO] [stderr]    Compiling mandlebrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `cgmath::Vector3`
[INFO] [stdout]  --> src/helpers.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cgmath::Vector3;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HEIGHT`
[INFO] [stdout]  --> src/helpers.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | use {HEIGHT, WIDTH};
[INFO] [stdout]   |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/helpers.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 |     ((rg << 8) | b)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/main.rs:18:29
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let mut rgb_buffer: Vec<(Col)> = vec![Col::new(0.0, 0.0, 0.0); WIDTH * HEIGHT];
[INFO] [stdout]    |                             ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "b97b53332706036ac136659ba2375d548b46e4454f35cad1d3e27940fcd7d935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b97b53332706036ac136659ba2375d548b46e4454f35cad1d3e27940fcd7d935", kill_on_drop: false }`
[INFO] [stdout] b97b53332706036ac136659ba2375d548b46e4454f35cad1d3e27940fcd7d935
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bc942c79c25058860fd08a32452e5989c8502a2a3eb154130f0ba01196938864
[INFO] running `Command { std: "docker" "start" "-a" "bc942c79c25058860fd08a32452e5989c8502a2a3eb154130f0ba01196938864", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `cgmath::Vector3`
[INFO] [stderr]  --> src/helpers.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use cgmath::Vector3;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HEIGHT`
[INFO] [stderr]  --> src/helpers.rs:7:6
[INFO] [stderr]   |
[INFO] [stderr] 7 | use {HEIGHT, WIDTH};
[INFO] [stderr]   |      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/helpers.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     ((rg << 8) | b)
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/main.rs:18:29
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let mut rgb_buffer: Vec<(Col)> = vec![Col::new(0.0, 0.0, 0.0); WIDTH * HEIGHT];
[INFO] [stderr]    |                             ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mandlebrot-04e41a2102624b5a
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bc942c79c25058860fd08a32452e5989c8502a2a3eb154130f0ba01196938864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc942c79c25058860fd08a32452e5989c8502a2a3eb154130f0ba01196938864", kill_on_drop: false }`
[INFO] [stdout] bc942c79c25058860fd08a32452e5989c8502a2a3eb154130f0ba01196938864