[INFO] cloning repository https://github.com/Limeth/dvsynth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Limeth/dvsynth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLimeth%2Fdvsynth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLimeth%2Fdvsynth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c3a4faac0711083eafb7f748d55d70f19f35007
[INFO] documenting Limeth/dvsynth against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLimeth%2Fdvsynth" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Limeth/dvsynth on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Limeth/dvsynth
[INFO] finished tweaking git repo https://github.com/Limeth/dvsynth
[INFO] tweaked toml for git repo https://github.com/Limeth/dvsynth written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Limeth/dvsynth already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be39ded472a114718a09731accee9b3fb5975ef13ddf25affc0657aef1117eb0
[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" "be39ded472a114718a09731accee9b3fb5975ef13ddf25affc0657aef1117eb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be39ded472a114718a09731accee9b3fb5975ef13ddf25affc0657aef1117eb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be39ded472a114718a09731accee9b3fb5975ef13ddf25affc0657aef1117eb0", kill_on_drop: false }`
[INFO] [stdout] be39ded472a114718a09731accee9b3fb5975ef13ddf25affc0657aef1117eb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 307e362c27088a931d2bc650e3145a38a5ce430850f6c4d9e880bb0721b6ba19
[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" "307e362c27088a931d2bc650e3145a38a5ce430850f6c4d9e880bb0721b6ba19", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.43
[INFO] [stderr]    Compiling pin-project-internal v0.4.26
[INFO] [stderr]     Checking futures-sink v0.3.6
[INFO] [stderr]     Checking futures-core v0.3.6
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking atom v0.3.6
[INFO] [stderr]     Checking iced_core v0.2.1 (https://github.com/Limeth/iced.git?branch=feature-event-handler#e4003898)
[INFO] [stderr]    Compiling winit v0.23.0
[INFO] [stderr]     Checking safe-transmute v0.11.0
[INFO] [stderr]     Checking dyn-clone v1.0.3
[INFO] [stderr]    Compiling paste v1.0.2
[INFO] [stderr]     Checking libloading v0.6.4
[INFO] [stderr]    Compiling wayland-sys v0.27.0
[INFO] [stderr]    Compiling wayland-sys v0.28.1
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]     Checking sharded-slab v0.1.0
[INFO] [stderr]    Compiling glam v0.10.0
[INFO] [stderr]     Checking spinning_top v0.2.2
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking futures-channel v0.3.6
[INFO] [stderr]     Checking ab_glyph v0.2.5
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[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]     Checking nom v5.1.2
[INFO] [stderr]    Compiling pathfinder_simd v0.5.0
[INFO] [stderr]    Compiling vek v0.12.0
[INFO] [stderr]    Compiling wayland-scanner v0.27.0
[INFO] [stderr]    Compiling wayland-scanner v0.28.1
[INFO] [stderr]     Checking iced_style v0.1.0 (https://github.com/Limeth/iced.git?branch=feature-event-handler#e4003898)
[INFO] [stderr]     Checking euclid v0.22.1
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[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking ordered-float v2.0.0
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[INFO] [stderr]    Compiling wayland-client v0.27.0
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[INFO] [stderr]     Checking lyon_path v0.16.2
[INFO] [stderr]     Checking pathfinder_geometry v0.5.1
[INFO] [stderr]    Compiling wayland-client v0.28.1
[INFO] [stderr]    Compiling wayland-protocols v0.28.1
[INFO] [stderr]     Checking xcursor v0.3.2
[INFO] [stderr]     Checking lyon_algorithms v0.16.0
[INFO] [stderr]     Checking lyon_tessellation v0.16.2
[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking rayon-core v1.8.1
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[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking parking_lot v0.11.0
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[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking rayon v1.4.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling cmake v0.1.44
[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 freetype v0.4.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking gfx-backend-empty v0.6.0
[INFO] [stderr]     Checking gfx-descriptor v0.2.0
[INFO] [stderr]     Checking gfx-memory v0.2.0
[INFO] [stderr]     Checking wayland-commons v0.28.1
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking glyph_brush_draw_cache v0.1.2
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking wayland-commons v0.27.0
[INFO] [stderr]     Checking glyph_brush v0.7.0
[INFO] [stderr]     Checking font-kit v0.8.0
[INFO] [stderr]     Checking wayland-cursor v0.28.1
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling bytemuck_derive v1.0.0
[INFO] [stderr]    Compiling zerocopy-derive v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking wayland-cursor v0.27.0
[INFO] [stderr]     Checking gfx-backend-vulkan v0.6.3
[INFO] [stderr]     Checking bytemuck v1.4.1
[INFO] [stderr]     Checking zerocopy v0.3.0
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking naga v0.2.0
[INFO] [stderr]     Checking pin-project v0.4.26
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking clipboard_x11 v0.1.0
[INFO] [stderr]     Checking wgpu-core v0.6.4
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]     Checking iced_futures v0.1.2 (https://github.com/Limeth/iced.git?branch=feature-event-handler#e4003898)
[INFO] [stderr]     Checking iced_native v0.2.2 (https://github.com/Limeth/iced.git?branch=feature-event-handler#e4003898)
[INFO] [stderr]     Checking wgpu v0.6.0
[INFO] [stderr]     Checking iced_graphics v0.1.0 (https://github.com/Limeth/iced.git?branch=feature-event-handler#e4003898)
[INFO] [stderr]     Checking wgpu_glyph v0.10.0
[INFO] [stderr]     Checking iced_wgpu v0.2.2 (https://github.com/Limeth/iced.git?branch=feature-event-handler#e4003898)
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.11.0
[INFO] [stderr]     Checking smithay-clipboard v0.5.2
[INFO] [stderr]     Checking clipboard_wayland v0.1.1
[INFO] [stderr]     Checking window_clipboard v0.1.2
[INFO] [stderr]     Checking iced_winit v0.1.1 (https://github.com/Limeth/iced.git?branch=feature-event-handler#e4003898)
[INFO] [stderr]     Checking iced v0.1.1 (https://github.com/Limeth/iced.git?branch=feature-event-handler#e4003898)
[INFO] [stderr]  Documenting dvsynth 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(array_windows)]
[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:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(associated_type_bounds)]
[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:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(never_type)]
[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:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(raw)]
[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:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(generic_associated_types)]
[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:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(negative_impls)]
[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:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(const_fn_floating_point_arithmetic)]
[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:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(bindings_after_at)]
[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:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(iterator_fold_self)]
[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:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(trivial_bounds)]
[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:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(associated_type_defaults)]
[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:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(trait_alias)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 13 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 `dvsynth`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name dvsynth src/main.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern arc_swap=/opt/rustwide/target/debug/deps/libarc_swap-b995a573dd9b4827.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-461198e3a3e1689c.rmeta --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-c5fcfc7c5fa220d4.rmeta --extern downcast_rs=/opt/rustwide/target/debug/deps/libdowncast_rs-a09f2941b4ede59d.rmeta --extern dyn_clone=/opt/rustwide/target/debug/deps/libdyn_clone-8e73a1edf73bf4bf.rmeta --extern flume=/opt/rustwide/target/debug/deps/libflume-4827dbefa8f10f90.rmeta --extern iced=/opt/rustwide/target/debug/deps/libiced-5364c9e8efefa9f5.rmeta --extern iced_futures=/opt/rustwide/target/debug/deps/libiced_futures-de3f0ebd38d8eae7.rmeta --extern iced_graphics=/opt/rustwide/target/debug/deps/libiced_graphics-159e4aeffa8fe454.rmeta --extern iced_native=/opt/rustwide/target/debug/deps/libiced_native-a9e97b8a37cc9ee0.rmeta --extern iced_wgpu=/opt/rustwide/target/debug/deps/libiced_wgpu-3c46c78bb223b08d.rmeta --extern iced_winit=/opt/rustwide/target/debug/deps/libiced_winit-045b3b640a5af713.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-0d33b647083063b1.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-acd7d23482fe8b54.rmeta --extern lyon_geom=/opt/rustwide/target/debug/deps/liblyon_geom-0a6f8a442544df9d.rmeta --extern ordered_float=/opt/rustwide/target/debug/deps/libordered_float-51227b2120181f6b.rmeta --extern paste=/opt/rustwide/target/debug/deps/libpaste-6e0985dbe7c084d5.so --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-3dd1bd500b9a3b7f.rmeta --extern roots=/opt/rustwide/target/debug/deps/libroots-ca55f68d12877bc1.rmeta --extern safe_transmute=/opt/rustwide/target/debug/deps/libsafe_transmute-60452fcab1e5a354.rmeta --extern sharded_slab=/opt/rustwide/target/debug/deps/libsharded_slab-c229732d28ea2964.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-3ef2372b985694a3.rmeta --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-140fe15ab40ccc28.rmeta --extern vek=/opt/rustwide/target/debug/deps/libvek-fddf285f494356e1.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "307e362c27088a931d2bc650e3145a38a5ce430850f6c4d9e880bb0721b6ba19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "307e362c27088a931d2bc650e3145a38a5ce430850f6c4d9e880bb0721b6ba19", kill_on_drop: false }`
[INFO] [stdout] 307e362c27088a931d2bc650e3145a38a5ce430850f6c4d9e880bb0721b6ba19
