[INFO] cloning repository https://github.com/IndianBoy42/triangle-checkers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IndianBoy42/triangle-checkers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIndianBoy42%2Ftriangle-checkers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIndianBoy42%2Ftriangle-checkers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9db25d4196ae9f315107265d913ac545002591c
[INFO] documenting IndianBoy42/triangle-checkers against 1.69.0 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIndianBoy42%2Ftriangle-checkers" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IndianBoy42/triangle-checkers 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] started tweaking git repo https://github.com/IndianBoy42/triangle-checkers
[INFO] finished tweaking git repo https://github.com/IndianBoy42/triangle-checkers
[INFO] tweaked toml for git repo https://github.com/IndianBoy42/triangle-checkers written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/IndianBoy42/triangle-checkers 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-bigint v0.4.0
[INFO] [stderr]   Downloaded signal-hook-mio v0.2.1
[INFO] [stderr]   Downloaded speedy2d v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9db8dcd7fa54e0926a9630da207c9e13c57d4184e312243867d1a643bd874d19
[INFO] running `Command { std: "docker" "start" "-a" "9db8dcd7fa54e0926a9630da207c9e13c57d4184e312243867d1a643bd874d19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9db8dcd7fa54e0926a9630da207c9e13c57d4184e312243867d1a643bd874d19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9db8dcd7fa54e0926a9630da207c9e13c57d4184e312243867d1a643bd874d19", kill_on_drop: false }`
[INFO] [stdout] 9db8dcd7fa54e0926a9630da207c9e13c57d4184e312243867d1a643bd874d19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a18585517782e6e00f4d813f6df05313a09b5e2ca0a7c1c58e0dec5bb1bd9faa
[INFO] running `Command { std: "docker" "start" "-a" "a18585517782e6e00f4d813f6df05313a09b5e2ca0a7c1c58e0dec5bb1bd9faa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling gl_generator v0.14.0
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[INFO] [stderr]     Checking rustc-demangle v0.1.20
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[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
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[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking boolinator v2.4.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking signal-hook-mio v0.2.1
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking crossterm v0.20.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking wayland-commons v0.28.6
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking wayland-cursor v0.28.6
[INFO] [stderr]     Checking wayland-egl v0.28.6
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking winit v0.24.0
[INFO] [stderr]     Checking glutin v0.26.0
[INFO] [stderr]     Checking speedy2d v1.1.0
[INFO] [stderr]  Documenting triangle-checkers 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(default_free_fn)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_size_of_val)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `triangle-checkers`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name triangle_checkers src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=0c2b79ccaa9b7b07 -L dependency=/opt/rustwide/target/debug/deps --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-4d29032c35677e50.rmeta --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-8a3a277951f9c2dd.rmeta --extern boolinator=/opt/rustwide/target/debug/deps/libboolinator-3a20864f8397ab55.rmeta --extern crossterm=/opt/rustwide/target/debug/deps/libcrossterm-0eedfa27549c70c8.rmeta --extern fxhash=/opt/rustwide/target/debug/deps/libfxhash-3f71aa8b07b76904.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-19b426cc124a3bc1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-b5169a98e3e6b0cd.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-7991a68b89adb504.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-b1c61ef5abedb082.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-50171336863b4641.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-230726b03690f42b.rmeta --extern speedy2d=/opt/rustwide/target/debug/deps/libspeedy2d-2f0b613eb9a8c56d.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "a18585517782e6e00f4d813f6df05313a09b5e2ca0a7c1c58e0dec5bb1bd9faa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a18585517782e6e00f4d813f6df05313a09b5e2ca0a7c1c58e0dec5bb1bd9faa", kill_on_drop: false }`
[INFO] [stdout] a18585517782e6e00f4d813f6df05313a09b5e2ca0a7c1c58e0dec5bb1bd9faa
