[INFO] fetching crate nannou_timeline 0.14.0...
[INFO] documenting nannou_timeline-0.14.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate nannou_timeline 0.14.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nannou_timeline 0.14.0 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nannou_timeline 0.14.0
[INFO] finished tweaking crates.io crate nannou_timeline 0.14.0
[INFO] tweaked toml for crates.io crate nannou_timeline 0.14.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddce22c136f7d333f3af25bd6ea936180a8939bc5bee556ef4a855f14499603e
[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" "ddce22c136f7d333f3af25bd6ea936180a8939bc5bee556ef4a855f14499603e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddce22c136f7d333f3af25bd6ea936180a8939bc5bee556ef4a855f14499603e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddce22c136f7d333f3af25bd6ea936180a8939bc5bee556ef4a855f14499603e", kill_on_drop: false }`
[INFO] [stdout] ddce22c136f7d333f3af25bd6ea936180a8939bc5bee556ef4a855f14499603e
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "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] 3f27215c6ea4fb0ec389e6491c8818ca9c9683423d2feff1c04b514edea7a99f
[INFO] running `Command { std: "docker" "start" "-a" "3f27215c6ea4fb0ec389e6491c8818ca9c9683423d2feff1c04b514edea7a99f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling libloading v0.6.3
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking piston-float v0.3.0
[INFO] [stderr]     Checking interpolation v0.1.0
[INFO] [stderr]     Checking instant v0.1.6
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling conrod_derive v0.69.0
[INFO] [stderr]     Checking piston-viewport v0.5.0
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]     Checking daggy v0.5.0
[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 num-complex v0.1.43
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking envelope v0.8.1
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking x11-clipboard v0.5.1
[INFO] [stderr]     Checking pistoncore-input v0.24.0
[INFO] [stderr]     Checking time_calc v0.13.0
[INFO] [stderr]     Checking pitch_calc v0.12.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking smithay-clipboard v0.4.0
[INFO] [stderr]     Checking copypasta v0.6.3
[INFO] [stderr]     Checking conrod_core v0.69.0
[INFO] [stderr]  Documenting nannou_timeline v0.14.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]   --> src/diff.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | /// ```
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]    |
[INFO] [stdout] 75 | /// ```text
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.20s
[INFO] running `Command { std: "docker" "inspect" "3f27215c6ea4fb0ec389e6491c8818ca9c9683423d2feff1c04b514edea7a99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f27215c6ea4fb0ec389e6491c8818ca9c9683423d2feff1c04b514edea7a99f", kill_on_drop: false }`
[INFO] [stdout] 3f27215c6ea4fb0ec389e6491c8818ca9c9683423d2feff1c04b514edea7a99f