[INFO] cloning repository https://github.com/ritobanrc/firework
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ritobanrc/firework" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fritobanrc%2Ffirework", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fritobanrc%2Ffirework'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f3d83faca569ed55e681d06f0f36cfd9b0ae8f4d
[INFO] documenting ritobanrc/firework 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%2Fritobanrc%2Ffirework" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ritobanrc/firework 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/ritobanrc/firework
[INFO] finished tweaking git repo https://github.com/ritobanrc/firework
[INFO] tweaked toml for git repo https://github.com/ritobanrc/firework written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ritobanrc/firework 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] cd3239344ae95ed9a48d7c06aabee0498167478a79d87eb58136af4aaa4e097a
[INFO] running `Command { std: "docker" "start" "-a" "cd3239344ae95ed9a48d7c06aabee0498167478a79d87eb58136af4aaa4e097a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd3239344ae95ed9a48d7c06aabee0498167478a79d87eb58136af4aaa4e097a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd3239344ae95ed9a48d7c06aabee0498167478a79d87eb58136af4aaa4e097a", kill_on_drop: false }`
[INFO] [stdout] cd3239344ae95ed9a48d7c06aabee0498167478a79d87eb58136af4aaa4e097a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 9dc73aa22b4027766fc83f3a521263bd4b828bcf51168de8078a2541892a7004
[INFO] running `Command { std: "docker" "start" "-a" "9dc73aa22b4027766fc83f3a521263bd4b828bcf51168de8078a2541892a7004", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking bytemuck v1.4.0
[INFO] [stderr]    Compiling wide v0.4.6
[INFO] [stderr]    Compiling inventory v0.1.8
[INFO] [stderr]     Checking tiny-rng v0.1.0
[INFO] [stderr]     Checking tobj v1.0.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling wayland-sys v0.27.0
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.4
[INFO] [stderr]    Compiling minifb v0.18.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]     Checking memoffset v0.5.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking xcursor v0.3.2
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking wayland-commons v0.27.0
[INFO] [stderr]    Compiling wayland-scanner v0.27.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking xkb v0.2.1
[INFO] [stderr]     Checking rayon-core v1.8.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking rayon v1.4.0
[INFO] [stderr]    Compiling wayland-client v0.27.0
[INFO] [stderr]    Compiling wayland-protocols v0.27.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking image v0.23.9
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling ctor v0.1.15
[INFO] [stderr]    Compiling inventory-impl v0.1.8
[INFO] [stderr]    Compiling typetag-impl v0.1.5
[INFO] [stderr]     Checking wayland-cursor v0.27.0
[INFO] [stderr]     Checking erased-serde v0.3.12
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking ultraviolet v0.5.1
[INFO] [stderr]     Checking typetag v0.1.5
[INFO] [stderr]  Documenting firework v0.1.0 (/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(array_value_iter)]
[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(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:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(const_generics)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[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: could not document `firework`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name firework 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 image=/opt/rustwide/target/debug/deps/libimage-84571fd736c9ea27.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-6c9bbe20ce8635c1.rmeta --extern minifb=/opt/rustwide/target/debug/deps/libminifb-789514513e659001.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-dfc6966192e45198.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-fbdab472dc103bce.rmeta --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-1ce0ff7514cc4b2b.rmeta --extern tiny_rng=/opt/rustwide/target/debug/deps/libtiny_rng-b82aa855bc3bb414.rmeta --extern tobj=/opt/rustwide/target/debug/deps/libtobj-d737507bce43636d.rmeta --extern typetag=/opt/rustwide/target/debug/deps/libtypetag-ed6a6a1d98a3f7ec.rmeta --extern ultraviolet=/opt/rustwide/target/debug/deps/libultraviolet-a9e6f1e32e843ec0.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "9dc73aa22b4027766fc83f3a521263bd4b828bcf51168de8078a2541892a7004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dc73aa22b4027766fc83f3a521263bd4b828bcf51168de8078a2541892a7004", kill_on_drop: false }`
[INFO] [stdout] 9dc73aa22b4027766fc83f3a521263bd4b828bcf51168de8078a2541892a7004
