[INFO] cloning repository https://github.com/robin4002/mojang-auth-checker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robin4002/mojang-auth-checker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobin4002%2Fmojang-auth-checker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobin4002%2Fmojang-auth-checker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a5768e610f9c2f6f707d4843ef4efd83bf36ff4
[INFO] documenting robin4002/mojang-auth-checker against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobin4002%2Fmojang-auth-checker" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robin4002/mojang-auth-checker on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/robin4002/mojang-auth-checker
[INFO] finished tweaking git repo https://github.com/robin4002/mojang-auth-checker
[INFO] tweaked toml for git repo https://github.com/robin4002/mojang-auth-checker written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/robin4002/mojang-auth-checker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 945aab4576e03604f6d11a104491a81663df21c4a5d30eb2bfd3a5f840186c04
[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" "945aab4576e03604f6d11a104491a81663df21c4a5d30eb2bfd3a5f840186c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "945aab4576e03604f6d11a104491a81663df21c4a5d30eb2bfd3a5f840186c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "945aab4576e03604f6d11a104491a81663df21c4a5d30eb2bfd3a5f840186c04", kill_on_drop: false }`
[INFO] [stdout] 945aab4576e03604f6d11a104491a81663df21c4a5d30eb2bfd3a5f840186c04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 26832afc4db670be8e007b23cfa3b3aa2b81d05141f0781cd5ac197065edb5d5
[INFO] running `Command { std: "docker" "start" "-a" "26832afc4db670be8e007b23cfa3b3aa2b81d05141f0781cd5ac197065edb5d5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking iced_core v0.2.0
[INFO] [stderr]     Checking svg_fmt v0.2.1
[INFO] [stderr]     Checking glam v0.8.6
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking async-task v1.3.1
[INFO] [stderr]     Checking parking_lot_core v0.7.1
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking relevant v0.4.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking ash v0.29.0
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking euclid v0.20.10
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking iced_style v0.1.0
[INFO] [stderr]     Checking gfx-backend-empty v0.4.0
[INFO] [stderr]     Checking rendy-descriptor v0.5.1
[INFO] [stderr]     Checking rendy-memory v0.5.2
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking freetype v0.4.1
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking glyph_brush_layout v0.1.9
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking lyon_geom v0.14.1
[INFO] [stderr]     Checking glyph_brush v0.6.3
[INFO] [stderr]     Checking lyon_path v0.14.0
[INFO] [stderr]     Checking font-kit v0.4.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling zerocopy-derive v0.1.4
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling euclid_macros v0.1.0
[INFO] [stderr]     Checking euclid v0.19.9
[INFO] [stderr]     Checking zerocopy v0.2.8
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking guillotiere v0.4.4
[INFO] [stderr]     Checking clipboard_x11 v0.1.0
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]    Compiling winres v0.1.11
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]    Compiling mojang-auth-checker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking smithay-clipboard v0.3.7
[INFO] [stderr]     Checking winit v0.22.0
[INFO] [stderr]     Checking clipboard_wayland v0.1.0
[INFO] [stderr]     Checking gfx-backend-vulkan v0.4.3
[INFO] [stderr]     Checking window_clipboard v0.1.1
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking iced_futures v0.1.0
[INFO] [stderr]     Checking iced_native v0.2.0
[INFO] [stderr]     Checking wgpu-native v0.4.3
[INFO] [stderr]     Checking iced_winit v0.1.0
[INFO] [stderr]     Checking wgpu v0.4.0
[INFO] [stderr]     Checking wgpu_glyph v0.7.0
[INFO] [stderr]     Checking iced_wgpu v0.2.0
[INFO] [stderr]     Checking iced v0.1.0
[INFO] [stderr]  Documenting mojang-auth-checker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(with_options)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[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 `mojang-auth-checker`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name mojang_auth_checker src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern async_std=/opt/rustwide/target/debug/deps/libasync_std-4d6ea48a0b08c410.rmeta --extern iced=/opt/rustwide/target/debug/deps/libiced-8cf0c44dc6a0385d.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "26832afc4db670be8e007b23cfa3b3aa2b81d05141f0781cd5ac197065edb5d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26832afc4db670be8e007b23cfa3b3aa2b81d05141f0781cd5ac197065edb5d5", kill_on_drop: false }`
[INFO] [stdout] 26832afc4db670be8e007b23cfa3b3aa2b81d05141f0781cd5ac197065edb5d5
