[INFO] cloning repository https://github.com/Osspial/winit-cube-rotate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Osspial/winit-cube-rotate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOsspial%2Fwinit-cube-rotate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOsspial%2Fwinit-cube-rotate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38231b27372aca40dcc79b27c5d50e790c123ea7
[INFO] documenting Osspial/winit-cube-rotate against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOsspial%2Fwinit-cube-rotate" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Osspial/winit-cube-rotate on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Osspial/winit-cube-rotate
[INFO] finished tweaking git repo https://github.com/Osspial/winit-cube-rotate
[INFO] tweaked toml for git repo https://github.com/Osspial/winit-cube-rotate written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Osspial/winit-cube-rotate already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/Osspial/cgmath-geometry.git`
[INFO] [stderr]     Updating git repository `https://github.com/Osspial/gullery.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded glutin_gles2_sys v0.1.3
[INFO] [stderr]   Downloaded glutin_wgl_sys v0.1.3
[INFO] [stderr]   Downloaded derive_more v0.13.0
[INFO] [stderr]   Downloaded wayland-protocols v0.23.5
[INFO] [stderr]   Downloaded wayland-commons v0.23.5
[INFO] [stderr]   Downloaded rusttype v0.7.7
[INFO] [stderr]   Downloaded glutin_emscripten_sys v0.1.0
[INFO] [stderr]   Downloaded wayland-sys v0.23.5
[INFO] [stderr]   Downloaded walkdir v2.2.8
[INFO] [stderr]   Downloaded objc_exception v0.1.1
[INFO] [stderr]   Downloaded glutin_glx_sys v0.1.5
[INFO] [stderr]   Downloaded libloading v0.5.1
[INFO] [stderr]   Downloaded wayland-scanner v0.23.5
[INFO] [stderr]   Downloaded wayland-client v0.23.5
[INFO] [stderr]   Downloaded syn v0.15.38
[INFO] [stderr]   Downloaded core-video-sys v0.1.2
[INFO] [stderr]   Downloaded glutin v0.22.0-alpha1
[INFO] [stderr]   Downloaded metal v0.14.0
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.6.2
[INFO] [stderr]   Downloaded winit v0.20.0-alpha1
[INFO] [stderr]   Downloaded glutin_egl_sys v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "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] b622d462aee81dce46db5053255c27ad6d00612bf0ee44065983fb9781d84694
[INFO] running `Command { std: "docker" "start" "-a" "b622d462aee81dce46db5053255c27ad6d00612bf0ee44065983fb9781d84694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b622d462aee81dce46db5053255c27ad6d00612bf0ee44065983fb9781d84694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b622d462aee81dce46db5053255c27ad6d00612bf0ee44065983fb9781d84694", kill_on_drop: false }`
[INFO] [stdout] b622d462aee81dce46db5053255c27ad6d00612bf0ee44065983fb9781d84694
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb5de7878e6c675af5db7ad738a08ade7b1808329dd11936ff69c1f94c8a4a0d
[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" "cb5de7878e6c675af5db7ad738a08ade7b1808329dd11936ff69c1f94c8a4a0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.38
[INFO] [stderr]    Compiling libloading v0.5.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling wayland-scanner v0.23.5
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling gl_generator v0.11.0
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling gullery_macros v0.1.0 (https://github.com/Osspial/gullery.git#56902eea)
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking parking_lot_core v0.5.0
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking cgmath v0.16.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking parking_lot v0.8.0
[INFO] [stderr]     Checking rusttype v0.7.7
[INFO] [stderr]     Checking wayland-sys v0.23.5
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]    Compiling gl_generator v0.7.0
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.3
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.5
[INFO] [stderr]    Compiling gullery_bindings v0.1.0 (https://github.com/Osspial/gullery.git#56902eea)
[INFO] [stderr]    Compiling wayland-client v0.23.5
[INFO] [stderr]    Compiling wayland-protocols v0.23.5
[INFO] [stderr]     Checking cgmath-geometry v0.1.0 (https://github.com/Osspial/cgmath-geometry.git#4787ef75)
[INFO] [stderr]     Checking wayland-commons v0.23.5
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling derive_more v0.13.0
[INFO] [stderr]     Checking gullery v0.1.0 (https://github.com/Osspial/gullery.git#56902eea)
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.2
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/gullery-54a8768087ce9e24/56902ee/src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(never_type)]
[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 compile `gullery`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cb5de7878e6c675af5db7ad738a08ade7b1808329dd11936ff69c1f94c8a4a0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb5de7878e6c675af5db7ad738a08ade7b1808329dd11936ff69c1f94c8a4a0d", kill_on_drop: false }`
[INFO] [stdout] cb5de7878e6c675af5db7ad738a08ade7b1808329dd11936ff69c1f94c8a4a0d