[INFO] cloning repository https://github.com/bernardocrodrigues/rusty_mandelbrot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bernardocrodrigues/rusty_mandelbrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbernardocrodrigues%2Frusty_mandelbrot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbernardocrodrigues%2Frusty_mandelbrot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a32f1fe688c3e509fb70667bbd81906d5f24e68
[INFO] testing bernardocrodrigues/rusty_mandelbrot against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbernardocrodrigues%2Frusty_mandelbrot" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bernardocrodrigues/rusty_mandelbrot on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bernardocrodrigues/rusty_mandelbrot
[INFO] finished tweaking git repo https://github.com/bernardocrodrigues/rusty_mandelbrot
[INFO] tweaked toml for git repo https://github.com/bernardocrodrigues/rusty_mandelbrot written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/bernardocrodrigues/rusty_mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]   Downloaded zerocopy-derive v0.1.4
[INFO] [stderr]   Downloaded wgpu v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0de7dacfc92d56d143b02b7e29516806fb6f8fb6623317032ec7187a087cd24
[INFO] running `Command { std: "docker" "start" "-a" "b0de7dacfc92d56d143b02b7e29516806fb6f8fb6623317032ec7187a087cd24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0de7dacfc92d56d143b02b7e29516806fb6f8fb6623317032ec7187a087cd24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0de7dacfc92d56d143b02b7e29516806fb6f8fb6623317032ec7187a087cd24", kill_on_drop: false }`
[INFO] [stdout] b0de7dacfc92d56d143b02b7e29516806fb6f8fb6623317032ec7187a087cd24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a924e3ced665d67e47b1ac8b531479a4f02149a1fbf441fb34260a98ba6f4d3c
[INFO] running `Command { std: "docker" "start" "-a" "a924e3ced665d67e47b1ac8b531479a4f02149a1fbf441fb34260a98ba6f4d3c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling downcast-rs v1.1.1
[INFO] [stderr]    Compiling colorful v0.2.1
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling copyless v0.1.4
[INFO] [stderr]    Compiling instant v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling hibitset v0.6.3
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling relevant v0.4.2
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling wayland-sys v0.23.6
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.0
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling gfx-hal v0.4.1
[INFO] [stderr]    Compiling ash v0.29.0
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling parking_lot v0.10.0
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling rusttype v0.8.2
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling zerocopy-derive v0.1.4
[INFO] [stderr]    Compiling rendy-memory v0.5.2
[INFO] [stderr]    Compiling rendy-descriptor v0.5.1
[INFO] [stderr]    Compiling gfx-backend-empty v0.4.0
[INFO] [stderr]    Compiling wayland-commons v0.23.6
[INFO] [stderr]    Compiling calloop v0.4.4
[INFO] [stderr]    Compiling zerocopy v0.2.8
[INFO] [stderr]    Compiling gfx-backend-vulkan v0.4.2
[INFO] [stderr]    Compiling wgpu-native v0.4.3
[INFO] [stderr]    Compiling wgpu v0.4.0
[INFO] [stderr]    Compiling pixels v0.0.2
[INFO] [stderr]    Compiling smithay-client-toolkit v0.6.6
[INFO] [stderr]    Compiling winit v0.22.0
[INFO] [stderr]    Compiling rusty_mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value captured by `deepness` is never read
[INFO] [stdout]    --> src/main.rs:130:21
[INFO] [stdout]     |
[INFO] [stdout] 130 |                     deepness = width_excursion / world.zoom_factor;
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `draw`
[INFO] [stdout]    --> src/main.rs:209:8
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn draw(&self, frame: &mut [u8]) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `conjugate`
[INFO] [stdout]   --> src/mandelbrot.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn conjugate(&self) -> ComplexNumber {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.45s
[INFO] running `Command { std: "docker" "inspect" "a924e3ced665d67e47b1ac8b531479a4f02149a1fbf441fb34260a98ba6f4d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a924e3ced665d67e47b1ac8b531479a4f02149a1fbf441fb34260a98ba6f4d3c", kill_on_drop: false }`
[INFO] [stdout] a924e3ced665d67e47b1ac8b531479a4f02149a1fbf441fb34260a98ba6f4d3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ac15d30dcef111e5534b4bf29ac7f7e7399e62972e24cd5ef583303df6994d9
[INFO] running `Command { std: "docker" "start" "-a" "4ac15d30dcef111e5534b4bf29ac7f7e7399e62972e24cd5ef583303df6994d9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rusty_mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value captured by `deepness` is never read
[INFO] [stdout]    --> src/main.rs:130:21
[INFO] [stdout]     |
[INFO] [stdout] 130 |                     deepness = width_excursion / world.zoom_factor;
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `draw`
[INFO] [stdout]    --> src/main.rs:209:8
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn draw(&self, frame: &mut [u8]) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `conjugate`
[INFO] [stdout]   --> src/mandelbrot.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn conjugate(&self) -> ComplexNumber {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "4ac15d30dcef111e5534b4bf29ac7f7e7399e62972e24cd5ef583303df6994d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ac15d30dcef111e5534b4bf29ac7f7e7399e62972e24cd5ef583303df6994d9", kill_on_drop: false }`
[INFO] [stdout] 4ac15d30dcef111e5534b4bf29ac7f7e7399e62972e24cd5ef583303df6994d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b91033c3e6e600af114da8a98d7f437ea0c8961392f2f02f6c7aab4fea3bc77
[INFO] running `Command { std: "docker" "start" "-a" "4b91033c3e6e600af114da8a98d7f437ea0c8961392f2f02f6c7aab4fea3bc77", kill_on_drop: false }`
[INFO] [stderr] warning: value captured by `deepness` is never read
[INFO] [stderr]    --> src/main.rs:130:21
[INFO] [stderr]     |
[INFO] [stderr] 130 |                     deepness = width_excursion / world.zoom_factor;
[INFO] [stderr]     |                     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: did you mean to capture by reference instead?
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `draw`
[INFO] [stderr]    --> src/main.rs:209:8
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn draw(&self, frame: &mut [u8]) {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `conjugate`
[INFO] [stderr]   --> src/mandelbrot.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn conjugate(&self) -> ComplexNumber {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rusty_mandelbrot` (bin "rusty_mandelbrot" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusty_mandelbrot-cf4c0167e5509eaf)
[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" "4b91033c3e6e600af114da8a98d7f437ea0c8961392f2f02f6c7aab4fea3bc77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b91033c3e6e600af114da8a98d7f437ea0c8961392f2f02f6c7aab4fea3bc77", kill_on_drop: false }`
[INFO] [stdout] 4b91033c3e6e600af114da8a98d7f437ea0c8961392f2f02f6c7aab4fea3bc77