[INFO] cloning repository https://github.com/Kneelawk/julia-in-motion
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kneelawk/julia-in-motion" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKneelawk%2Fjulia-in-motion", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKneelawk%2Fjulia-in-motion'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6165ef517d1cdddc8df259e39e8a621d20ad4db2
[INFO] documenting Kneelawk/julia-in-motion against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKneelawk%2Fjulia-in-motion" "/workspace/builds/worker-89/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-89/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kneelawk/julia-in-motion on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kneelawk/julia-in-motion
[INFO] finished tweaking git repo https://github.com/Kneelawk/julia-in-motion
[INFO] tweaked toml for git repo https://github.com/Kneelawk/julia-in-motion written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] crate git repo https://github.com/Kneelawk/julia-in-motion already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3805fd604c77bfe6fc803fde4dc7eb8b52c929f6a016405cbb39c436504b90bd
[INFO] running `Command { std: "docker" "start" "-a" "3805fd604c77bfe6fc803fde4dc7eb8b52c929f6a016405cbb39c436504b90bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3805fd604c77bfe6fc803fde4dc7eb8b52c929f6a016405cbb39c436504b90bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3805fd604c77bfe6fc803fde4dc7eb8b52c929f6a016405cbb39c436504b90bd", kill_on_drop: false }`
[INFO] [stdout] 3805fd604c77bfe6fc803fde4dc7eb8b52c929f6a016405cbb39c436504b90bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eebb8e19bfcf4ab68be44353a188d3b4e75ac649847c9a5f2654f1bc6b829316
[INFO] running `Command { std: "docker" "start" "-a" "eebb8e19bfcf4ab68be44353a188d3b4e75ac649847c9a5f2654f1bc6b829316", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling ucd-util v0.1.7
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking wayland-sys v0.24.1
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]    Compiling ffmpeg4 v0.4.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling minifb v0.15.3
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling wayland-scanner v0.24.1
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.0
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]     Checking backtrace v0.3.43
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking euclid v0.20.7
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking sid v0.6.1
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling wayland-client v0.24.1
[INFO] [stderr]    Compiling wayland-protocols v0.24.1
[INFO] [stderr]     Checking lyon_geom v0.15.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking lyon_path v0.15.1
[INFO] [stderr]     Checking wayland-commons v0.24.1
[INFO] [stderr]     Checking lyon_algorithms v0.15.0
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking xmlparser v0.3.0
[INFO] [stderr]     Checking svgparser v0.8.1
[INFO] [stderr]     Checking lyon_svg v0.15.0
[INFO] [stderr]    Compiling ffmpeg4-sys v4.2.2
[INFO] [stderr]  Documenting julia-in-motion v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::option::NoneError`
[INFO] [stdout]  --> src/output/mod.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{option::NoneError, path::Path};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^ no `NoneError` in `option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait)]
[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] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `julia-in-motion`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name julia_in_motion 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 clap=/opt/rustwide/target/debug/deps/libclap-23953ad8972124cc.rmeta --extern ffmpeg4=/opt/rustwide/target/debug/deps/libffmpeg4-48c1d5bd216beb02.rmeta --extern ffmpeg4_sys=/opt/rustwide/target/debug/deps/libffmpeg4_sys-1491ac538725e2f6.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-5e37eee3e84fafab.rmeta --extern lyon_algorithms=/opt/rustwide/target/debug/deps/liblyon_algorithms-9855f8345a6cbcea.rmeta --extern lyon_path=/opt/rustwide/target/debug/deps/liblyon_path-831d5a3921f127d6.rmeta --extern lyon_svg=/opt/rustwide/target/debug/deps/liblyon_svg-9ad562f80f2d7d5d.rmeta --extern minifb=/opt/rustwide/target/debug/deps/libminifb-b9adceffdcd41c47.rmeta --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-fb79752e7befca80.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-dc136aa8643c4c63.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-d995c2d511261c8e.rmeta --extern rusttype=/opt/rustwide/target/debug/deps/librusttype-9f06bb533617477e.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "eebb8e19bfcf4ab68be44353a188d3b4e75ac649847c9a5f2654f1bc6b829316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eebb8e19bfcf4ab68be44353a188d3b4e75ac649847c9a5f2654f1bc6b829316", kill_on_drop: false }`
[INFO] [stdout] eebb8e19bfcf4ab68be44353a188d3b4e75ac649847c9a5f2654f1bc6b829316
