[INFO] cloning repository https://github.com/mellena1/mandelbrot-wasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mellena1/mandelbrot-wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmellena1%2Fmandelbrot-wasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmellena1%2Fmandelbrot-wasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c7df2b53c7e6d590b93bdfab35b3dafc48e3844a
[INFO] checking mellena1/mandelbrot-wasm against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmellena1%2Fmandelbrot-wasm" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mellena1/mandelbrot-wasm on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mellena1/mandelbrot-wasm
[INFO] finished tweaking git repo https://github.com/mellena1/mandelbrot-wasm
[INFO] tweaked toml for git repo https://github.com/mellena1/mandelbrot-wasm written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mellena1/mandelbrot-wasm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1be4a89a7458b4e0dadc6db0bcd1284f85f5fd3f508b4ef83f24682f303df121
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1be4a89a7458b4e0dadc6db0bcd1284f85f5fd3f508b4ef83f24682f303df121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1be4a89a7458b4e0dadc6db0bcd1284f85f5fd3f508b4ef83f24682f303df121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1be4a89a7458b4e0dadc6db0bcd1284f85f5fd3f508b4ef83f24682f303df121", kill_on_drop: false }`
[INFO] [stdout] 1be4a89a7458b4e0dadc6db0bcd1284f85f5fd3f508b4ef83f24682f303df121
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5467377140b6c8df59c4a7c57725b0af2b10bc8599106e44f63ea84cc9e2cf0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a5467377140b6c8df59c4a7c57725b0af2b10bc8599106e44f63ea84cc9e2cf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.64
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.64
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking array2d v0.2.1
[INFO] [stderr]     Checking bmp v0.5.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.64
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.64
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.64
[INFO] [stderr]     Checking js-sys v0.3.41
[INFO] [stderr]     Checking web-sys v0.3.41
[INFO] [stderr]     Checking mandelbrot_wasm v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `hsv_to_rgb`
[INFO] [stdout]   --> src/mandelbrot/mod.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn hsv_to_rgb(h: f64, s: f64, v: f64) -> Color {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hsv_to_rgb`
[INFO] [stdout]   --> src/mandelbrot/mod.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn hsv_to_rgb(h: f64, s: f64, v: f64) -> Color {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hsv_to_rgb`
[INFO] [stdout]   --> src/mandelbrot/mod.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn hsv_to_rgb(h: f64, s: f64, v: f64) -> Color {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hsv_to_rgb`
[INFO] [stdout]   --> src/mandelbrot/mod.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn hsv_to_rgb(h: f64, s: f64, v: f64) -> Color {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.12s
[INFO] running `Command { std: "docker" "inspect" "a5467377140b6c8df59c4a7c57725b0af2b10bc8599106e44f63ea84cc9e2cf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5467377140b6c8df59c4a7c57725b0af2b10bc8599106e44f63ea84cc9e2cf0", kill_on_drop: false }`
[INFO] [stdout] a5467377140b6c8df59c4a7c57725b0af2b10bc8599106e44f63ea84cc9e2cf0