[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] documenting Callum-Irving/mandlelbrot-nannou against 1.91.0 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallum-Irving%2Fmandlelbrot-nannou" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-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-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Callum-Irving/mandlelbrot-nannou on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wayland-cursor v0.29.4
[INFO] [stderr]   Downloaded ndk-glue v0.5.1
[INFO] [stderr]   Downloaded ndk-context v0.1.0
[INFO] [stderr]   Downloaded wayland-sys v0.29.4
[INFO] [stderr]   Downloaded winit_input_helper v0.11.1
[INFO] [stderr]   Downloaded wayland-scanner v0.29.4
[INFO] [stderr]   Downloaded pixels v0.9.0
[INFO] [stderr]   Downloaded bytemuck v1.9.1
[INFO] [stderr]   Downloaded ultraviolet v0.8.1
[INFO] [stderr]   Downloaded calloop v0.9.3
[INFO] [stderr]   Downloaded wide v0.6.5
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.15.3
[INFO] [stderr]   Downloaded wayland-protocols v0.29.4
[INFO] [stderr]   Downloaded wgpu v0.12.0
[INFO] [stderr]   Downloaded wayland-client v0.29.4
[INFO] [stderr]   Downloaded ndk v0.5.0
[INFO] [stderr]   Downloaded wgpu-core v0.12.2
[INFO] [stderr]   Downloaded wgpu-hal v0.12.4
[INFO] [stderr]   Downloaded wgpu-types v0.12.0
[INFO] [stderr]   Downloaded winit v0.26.1
[INFO] [stderr]   Downloaded memmap2 v0.3.1
[INFO] [stderr]   Downloaded wayland-commons v0.29.4
[INFO] [stderr]   Downloaded ash v0.34.0+1.2.203
[INFO] [stderr]   Downloaded naga v0.8.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf718d30cfb2289ba981fd8fe7d7409dd0229eb8b79f855c4748845865def157
[INFO] running `Command { std: "docker" "start" "-a" "bf718d30cfb2289ba981fd8fe7d7409dd0229eb8b79f855c4748845865def157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf718d30cfb2289ba981fd8fe7d7409dd0229eb8b79f855c4748845865def157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf718d30cfb2289ba981fd8fe7d7409dd0229eb8b79f855c4748845865def157", kill_on_drop: false }`
[INFO] [stdout] bf718d30cfb2289ba981fd8fe7d7409dd0229eb8b79f855c4748845865def157
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 486cafb68ce049a098feb6695d021a7e5ba021aacca75ecb94549cb95d2707e4
[INFO] running `Command { std: "docker" "start" "-a" "486cafb68ce049a098feb6695d021a7e5ba021aacca75ecb94549cb95d2707e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.122
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling wayland-sys v0.29.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling ash v0.34.0+1.2.203
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]    Compiling wgpu-core v0.12.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking wgpu-types v0.12.0
[INFO] [stderr]    Compiling wayland-scanner v0.29.4
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.3
[INFO] [stderr]     Checking glow v0.11.2
[INFO] [stderr]     Checking gpu-alloc v0.5.3
[INFO] [stderr]     Checking renderdoc-sys v0.7.1
[INFO] [stderr]     Checking profiling v1.0.5
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking inplace_it v0.3.3
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stderr]     Checking pollster v0.2.5
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]    Compiling wayland-client v0.29.4
[INFO] [stderr]    Compiling wayland-protocols v0.29.4
[INFO] [stderr]     Checking spirv v0.2.0+1.5.4
[INFO] [stderr]     Checking wide v0.6.5
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking nix v0.22.3
[INFO] [stderr]     Checking memmap2 v0.3.1
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking ahash v0.7.6
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking gpu-descriptor v0.2.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking ultraviolet v0.8.1
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking naga v0.8.5
[INFO] [stderr]     Checking wayland-commons v0.29.4
[INFO] [stderr]     Checking calloop v0.9.3
[INFO] [stderr]     Checking wayland-cursor v0.29.4
[INFO] [stderr]     Checking wgpu-hal v0.12.4
[INFO] [stderr]     Checking wgpu v0.12.0
[INFO] [stderr]     Checking pixels v0.9.0
[INFO] [stderr]     Checking winit_input_helper v0.11.1
[INFO] [stderr]  Documenting 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:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(portable_simd)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `rust-mandelbrot-visualization`
[INFO] running `Command { std: "docker" "inspect" "486cafb68ce049a098feb6695d021a7e5ba021aacca75ecb94549cb95d2707e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "486cafb68ce049a098feb6695d021a7e5ba021aacca75ecb94549cb95d2707e4", kill_on_drop: false }`
[INFO] [stdout] 486cafb68ce049a098feb6695d021a7e5ba021aacca75ecb94549cb95d2707e4
