[INFO] cloning repository https://github.com/oOBoomberOo/ray-tracing-experiment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oOBoomberOo/ray-tracing-experiment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FoOBoomberOo%2Fray-tracing-experiment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FoOBoomberOo%2Fray-tracing-experiment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 395921c0d3f07d17b6c85273096943747b7e741b
[INFO] documenting oOBoomberOo/ray-tracing-experiment against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FoOBoomberOo%2Fray-tracing-experiment" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oOBoomberOo/ray-tracing-experiment on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/oOBoomberOo/ray-tracing-experiment
[INFO] finished tweaking git repo https://github.com/oOBoomberOo/ray-tracing-experiment
[INFO] tweaked toml for git repo https://github.com/oOBoomberOo/ray-tracing-experiment written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/oOBoomberOo/ray-tracing-experiment already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f2370053596be0d41971332bd261b9a5980e28126e479435cadb86941d5874f
[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" "5f2370053596be0d41971332bd261b9a5980e28126e479435cadb86941d5874f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f2370053596be0d41971332bd261b9a5980e28126e479435cadb86941d5874f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f2370053596be0d41971332bd261b9a5980e28126e479435cadb86941d5874f", kill_on_drop: false }`
[INFO] [stdout] 5f2370053596be0d41971332bd261b9a5980e28126e479435cadb86941d5874f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5cfad05270eb2bba4a981890259944ce1662434ac4bdb4e96e12e9769ee4027
[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" "f5cfad05270eb2bba4a981890259944ce1662434ac4bdb4e96e12e9769ee4027", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]     Checking atom v0.3.6
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking futures-core v0.3.6
[INFO] [stderr]    Compiling wide v0.4.6
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]     Checking libloading v0.6.4
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]     Checking futures-task v0.3.6
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking gfx-hal v0.5.3
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]     Checking ultraviolet v0.4.6
[INFO] [stderr]     Checking image v0.23.10
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]     Checking gfx-memory v0.1.3
[INFO] [stderr]     Checking gfx-descriptor v0.1.0
[INFO] [stderr]     Checking gfx-backend-empty v0.5.2
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling peek-poke-derive v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]     Checking peek-poke v0.2.0
[INFO] [stderr]     Checking wgpu-types v0.5.1
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking gfx-backend-vulkan v0.5.11
[INFO] [stderr]     Checking winit v0.22.2
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking wgpu-core v0.5.6
[INFO] [stderr]     Checking winit_input_helper v0.6.0
[INFO] [stderr]     Checking wgpu-native v0.5.1
[INFO] [stderr]     Checking wgpu v0.5.2
[INFO] [stderr]     Checking pixels v0.0.3
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]  Documenting raycaster 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(clamp)]
[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(iterator_fold_self)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 `raycaster`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name raycaster 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 anyhow=/opt/rustwide/target/debug/deps/libanyhow-e8218b22857a1d1d.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-6f898d7e28db0bb4.rmeta --extern pixels=/opt/rustwide/target/debug/deps/libpixels-522c1efc8ca68e5b.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-8d823b7f65145b73.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-176c2a57aac554ca.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-b93bd3e800557f06.rmeta --extern ultraviolet=/opt/rustwide/target/debug/deps/libultraviolet-2c764b04922dde88.rmeta --extern winit=/opt/rustwide/target/debug/deps/libwinit-60e0b0588f9ebae5.rmeta --extern winit_input_helper=/opt/rustwide/target/debug/deps/libwinit_input_helper-434c270a6d075b7c.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "f5cfad05270eb2bba4a981890259944ce1662434ac4bdb4e96e12e9769ee4027", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5cfad05270eb2bba4a981890259944ce1662434ac4bdb4e96e12e9769ee4027", kill_on_drop: false }`
[INFO] [stdout] f5cfad05270eb2bba4a981890259944ce1662434ac4bdb4e96e12e9769ee4027
