[INFO] cloning repository https://github.com/simdimdim/CB00
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simdimdim/CB00" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimdimdim%2FCB00", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimdimdim%2FCB00'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 59bec6336c135f5504c133c2c117574a100acb6a
[INFO] documenting simdimdim/CB00 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%2Fsimdimdim%2FCB00" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/simdimdim/CB00 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/simdimdim/CB00
[INFO] finished tweaking git repo https://github.com/simdimdim/CB00
[INFO] tweaked toml for git repo https://github.com/simdimdim/CB00 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/simdimdim/CB00 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] ad9bacb54b3a819208d00776e14c3ac5ebdcd2d7f1e6d9cdbbc29726d02da00a
[INFO] running `Command { std: "docker" "start" "-a" "ad9bacb54b3a819208d00776e14c3ac5ebdcd2d7f1e6d9cdbbc29726d02da00a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad9bacb54b3a819208d00776e14c3ac5ebdcd2d7f1e6d9cdbbc29726d02da00a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad9bacb54b3a819208d00776e14c3ac5ebdcd2d7f1e6d9cdbbc29726d02da00a", kill_on_drop: false }`
[INFO] [stdout] ad9bacb54b3a819208d00776e14c3ac5ebdcd2d7f1e6d9cdbbc29726d02da00a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 15a6c6609bca3373501dfb42028fb5121e7aa2269914ecd45e50f6d0a2d404af
[INFO] running `Command { std: "docker" "start" "-a" "15a6c6609bca3373501dfb42028fb5121e7aa2269914ecd45e50f6d0a2d404af", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]     Checking siphasher v0.3.5
[INFO] [stderr]     Checking piston-graphics_api_version v1.0.0
[INFO] [stderr]    Compiling const_fn v0.4.6
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]     Checking weezl v0.1.4
[INFO] [stderr]    Compiling httparse v1.3.6
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking piston-texture v0.8.0
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking interpolation v0.2.0
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]    Compiling sdl2 v0.34.4
[INFO] [stderr]     Checking spin_sleep v1.0.0
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.4.0
[INFO] [stderr]     Checking array-macro v2.1.0
[INFO] [stderr]     Checking levenshtein v1.0.5
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]     Checking piston-viewport v1.0.0
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking tendril v0.4.2
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]     Checking easy-cast v0.3.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking shader_version v0.7.0
[INFO] [stderr]     Checking gfx_core v0.9.2
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking publicsuffix v1.5.6
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]    Compiling sdl2-sys v0.34.4
[INFO] [stderr]     Checking piston2d-graphics v0.39.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking average v0.12.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling gl v0.13.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking piston2d-deform_grid v0.9.0
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling gfx_gl v0.6.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking gfx v0.18.2
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking gfx_device_gl v0.16.2
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.6
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking time v0.2.26
[INFO] [stderr]     Checking tokio v1.4.0
[INFO] [stderr]     Checking piston-gfx_texture v0.41.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.72.0
[INFO] [stderr]     Checking cookie v0.14.4
[INFO] [stderr]     Checking pin-project v1.0.6
[INFO] [stderr]     Checking tokio-util v0.6.5
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking h2 v0.3.2
[INFO] [stderr]     Checking hyper v0.14.5
[INFO] [stderr]     Checking string_cache v0.8.1
[INFO] [stderr]     Checking pistoncore-input v1.0.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking cookie_store v0.12.0
[INFO] [stderr]     Checking config v0.11.0
[INFO] [stderr]     Checking pistoncore-window v0.47.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.53.0
[INFO] [stderr]     Checking pistoncore-sdl2_window v0.67.0 (https://github.com/PistonDevelopers/sdl2_window#bdfcb78d)
[INFO] [stderr]     Checking reqwest v0.11.2
[INFO] [stderr]     Checking xml5ever v0.16.1
[INFO] [stderr]     Checking piston v0.53.0
[INFO] [stderr]     Checking piston_window v0.118.0
[INFO] [stderr]     Checking markup5ever_rcdom v0.1.0
[INFO] [stderr]     Checking select v0.6.0-alpha.1
[INFO] [stderr]     Checking cb00 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting cb00 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(exclusive_range_pattern)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(destructuring_assignment)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(bool_to_option)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![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/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(exclusive_range_pattern)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(destructuring_assignment)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(bool_to_option)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(associated_type_defaults)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 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 `cb00`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name cb00 src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern array_macro=/opt/rustwide/target/debug/deps/libarray_macro-6dd6c781c724a8ba.rmeta --extern average=/opt/rustwide/target/debug/deps/libaverage-de5cb38a6fbde414.rmeta --extern config=/opt/rustwide/target/debug/deps/libconfig-a854c9c9c566935d.rmeta --extern find_folder=/opt/rustwide/target/debug/deps/libfind_folder-bf480dc7dfe6a6e4.rmeta --extern gfx=/opt/rustwide/target/debug/deps/libgfx-d62ddce94e97fb97.rmeta --extern gfx_device_gl=/opt/rustwide/target/debug/deps/libgfx_device_gl-b420ecb4a79abc76.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-5f5f081ce2e26634.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-c7b08845183d3fce.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-9c436d67d12d7b9e.rmeta --extern levenshtein=/opt/rustwide/target/debug/deps/liblevenshtein-f0b606792b7844be.rmeta --extern num_bigint=/opt/rustwide/target/debug/deps/libnum_bigint-797d26f2b5427232.rmeta --extern deform_grid=/opt/rustwide/target/debug/deps/libdeform_grid-18893ec51166721c.rmeta --extern gfx_graphics=/opt/rustwide/target/debug/deps/libgfx_graphics-c8a623184a4c5858.rmeta --extern graphics=/opt/rustwide/target/debug/deps/libgraphics-803eef665a4fa08b.rmeta --extern piston_window=/opt/rustwide/target/debug/deps/libpiston_window-6481c689fd4fd4ce.rmeta --extern sdl2_window=/opt/rustwide/target/debug/deps/libsdl2_window-4d0fb26fc6b4e01f.rmeta --extern window=/opt/rustwide/target/debug/deps/libwindow-fb67dbaeafaccfe4.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-094f106248441d14.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-8c866ce98b488168.rmeta --extern sdl2=/opt/rustwide/target/debug/deps/libsdl2-1d52792edb03aac2.rmeta --extern select=/opt/rustwide/target/debug/deps/libselect-d9d5f6101850ea5d.rmeta --extern shader_version=/opt/rustwide/target/debug/deps/libshader_version-5c2fc292c7d865f7.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-387a5be3ca11f192.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-223ae8540946c356.rmeta --cap-lints=warn --crate-version 0.2.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "15a6c6609bca3373501dfb42028fb5121e7aa2269914ecd45e50f6d0a2d404af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15a6c6609bca3373501dfb42028fb5121e7aa2269914ecd45e50f6d0a2d404af", kill_on_drop: false }`
[INFO] [stdout] 15a6c6609bca3373501dfb42028fb5121e7aa2269914ecd45e50f6d0a2d404af
