[INFO] cloning repository https://github.com/SirJosh3917/opengl-tilemap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SirJosh3917/opengl-tilemap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSirJosh3917%2Fopengl-tilemap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSirJosh3917%2Fopengl-tilemap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 136c1c350b6d27d885faace17049e07d12dc8181
[INFO] documenting SirJosh3917/opengl-tilemap against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSirJosh3917%2Fopengl-tilemap" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SirJosh3917/opengl-tilemap on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SirJosh3917/opengl-tilemap
[INFO] finished tweaking git repo https://github.com/SirJosh3917/opengl-tilemap
[INFO] tweaked toml for git repo https://github.com/SirJosh3917/opengl-tilemap written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/SirJosh3917/opengl-tilemap already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded glium v0.30.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7b1763b6e88fd0214048e467c82f0c520fe8320057288cbf344713a6a376dbd2
[INFO] running `Command { std: "docker" "start" "-a" "7b1763b6e88fd0214048e467c82f0c520fe8320057288cbf344713a6a376dbd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b1763b6e88fd0214048e467c82f0c520fe8320057288cbf344713a6a376dbd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b1763b6e88fd0214048e467c82f0c520fe8320057288cbf344713a6a376dbd2", kill_on_drop: false }`
[INFO] [stdout] 7b1763b6e88fd0214048e467c82f0c520fe8320057288cbf344713a6a376dbd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba97592b0b6fe4c0d056eea46c241ace595f58652c66b7e7fe0b5b6981efb926
[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" "ba97592b0b6fe4c0d056eea46c241ace595f58652c66b7e7fe0b5b6981efb926", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]    Compiling glium v0.30.2
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking object v0.26.2
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]     Checking mio-misc v1.2.1
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking glutin_glx_sys v0.1.7
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking wayland-commons v0.28.6
[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 glutin v0.27.0
[INFO] [stderr]  Documenting gpu-tile-editor 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(array_map)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `gpu-tile-editor`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name gpu_tile_editor src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=6825b63050d40e3a -L dependency=/opt/rustwide/target/debug/deps --extern glium=/opt/rustwide/target/debug/deps/libglium-92dd8bc38b478fe3.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-43d38bb45ad97e12.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "ba97592b0b6fe4c0d056eea46c241ace595f58652c66b7e7fe0b5b6981efb926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba97592b0b6fe4c0d056eea46c241ace595f58652c66b7e7fe0b5b6981efb926", kill_on_drop: false }`
[INFO] [stdout] ba97592b0b6fe4c0d056eea46c241ace595f58652c66b7e7fe0b5b6981efb926