[INFO] cloning repository https://github.com/Callum-Irving/mandlelbrot-nannou
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Callum-Irving/mandlelbrot-nannou" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallum-Irving%2Fmandlelbrot-nannou", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallum-Irving%2Fmandlelbrot-nannou'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a715ab5ba55da9072967f5cd61ed9a12988925c8
[INFO] testing Callum-Irving/mandlelbrot-nannou against 1.69.0 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallum-Irving%2Fmandlelbrot-nannou" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Callum-Irving/mandlelbrot-nannou on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Callum-Irving/mandlelbrot-nannou
[INFO] finished tweaking git repo https://github.com/Callum-Irving/mandlelbrot-nannou
[INFO] tweaked toml for git repo https://github.com/Callum-Irving/mandlelbrot-nannou written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Callum-Irving/mandlelbrot-nannou already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pixels v0.9.0
[INFO] [stderr]   Downloaded winit_input_helper v0.11.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26c08ccbb083bf1024804e874c96cb57aa5cb368f29a344be2452b7381f828d3
[INFO] running `Command { std: "docker" "start" "-a" "26c08ccbb083bf1024804e874c96cb57aa5cb368f29a344be2452b7381f828d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26c08ccbb083bf1024804e874c96cb57aa5cb368f29a344be2452b7381f828d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26c08ccbb083bf1024804e874c96cb57aa5cb368f29a344be2452b7381f828d3", kill_on_drop: false }`
[INFO] [stdout] 26c08ccbb083bf1024804e874c96cb57aa5cb368f29a344be2452b7381f828d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cf887844d177f24e8499654522b6563255dc77a87cd736752987fb7111d4496
[INFO] running `Command { std: "docker" "start" "-a" "4cf887844d177f24e8499654522b6563255dc77a87cd736752987fb7111d4496", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
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[INFO] [stderr]    Compiling proc-macro2 v1.0.37
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[INFO] [stderr]    Compiling smallvec v1.8.0
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[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling raw-window-handle v0.4.3
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling ash v0.34.0+1.2.203
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling termcolor v1.1.3
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[INFO] [stderr]    Compiling cfg_aliases v0.1.1
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[INFO] [stderr]    Compiling wayland-sys v0.29.4
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[INFO] [stderr]    Compiling codespan-reporting v0.11.1
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[INFO] [stderr]    Compiling x11-dl v2.19.1
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[INFO] [stderr]    Compiling nix v0.22.3
[INFO] [stderr]    Compiling memmap2 v0.3.1
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[INFO] [stderr]    Compiling mio v0.8.2
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling spirv v0.2.0+1.5.4
[INFO] [stderr]    Compiling hashbrown v0.11.2
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[INFO] [stderr]    Compiling wayland-protocols v0.29.4
[INFO] [stderr]    Compiling gpu-descriptor v0.2.2
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[INFO] [stderr]    Compiling ultraviolet v0.8.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling naga v0.8.5
[INFO] [stderr]    Compiling wayland-commons v0.29.4
[INFO] [stderr]    Compiling calloop v0.9.3
[INFO] [stderr]    Compiling wayland-cursor v0.29.4
[INFO] [stderr]    Compiling wgpu-hal v0.12.4
[INFO] [stderr]    Compiling wgpu v0.12.0
[INFO] [stderr]    Compiling pixels v0.9.0
[INFO] [stderr]    Compiling winit_input_helper v0.11.1
[INFO] [stderr]    Compiling rust-mandelbrot-visualization v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(portable_simd)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `lanes_lt` found for struct `Simd` in the current scope
[INFO] [stdout]    --> src/main.rs:172:48
[INFO] [stdout]     |
[INFO] [stdout] 172 |                 let not_diverged = squared_abs.lanes_lt(FOUR);
[INFO] [stdout]     |                                                ^^^^^^^^ help: there is a method with a similar name: `lanes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-mandelbrot-visualization` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "4cf887844d177f24e8499654522b6563255dc77a87cd736752987fb7111d4496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cf887844d177f24e8499654522b6563255dc77a87cd736752987fb7111d4496", kill_on_drop: false }`
[INFO] [stdout] 4cf887844d177f24e8499654522b6563255dc77a87cd736752987fb7111d4496
