[INFO] cloning repository https://github.com/MarcusDunn/yolo_mark_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarcusDunn/yolo_mark_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcusDunn%2Fyolo_mark_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcusDunn%2Fyolo_mark_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20f88489a8c68603e2cf8ec9ab9a4901e0c6c81b
[INFO] documenting MarcusDunn/yolo_mark_rs against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcusDunn%2Fyolo_mark_rs" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarcusDunn/yolo_mark_rs on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-13/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/MarcusDunn/yolo_mark_rs
[INFO] finished tweaking git repo https://github.com/MarcusDunn/yolo_mark_rs
[INFO] tweaked toml for git repo https://github.com/MarcusDunn/yolo_mark_rs written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/MarcusDunn/yolo_mark_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", 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] 4e238a014b08c6c47f91345593a38c60f322b8faa3226f47f16047cf6d4abc78
[INFO] running `Command { std: "docker" "start" "-a" "4e238a014b08c6c47f91345593a38c60f322b8faa3226f47f16047cf6d4abc78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e238a014b08c6c47f91345593a38c60f322b8faa3226f47f16047cf6d4abc78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e238a014b08c6c47f91345593a38c60f322b8faa3226f47f16047cf6d4abc78", kill_on_drop: false }`
[INFO] [stdout] 4e238a014b08c6c47f91345593a38c60f322b8faa3226f47f16047cf6d4abc78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e773b39651739454eafc7848d3ec00a282b5d496b64534bab47aa9df2b5afffd
[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" "e773b39651739454eafc7848d3ec00a282b5d496b64534bab47aa9df2b5afffd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking ttf-parser v0.12.3
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking atomic_refcell v0.1.7
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]     Checking webbrowser v0.5.5
[INFO] [stderr]     Checking takeable-option v0.5.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking object v0.25.2
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
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[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling glium v0.30.1
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking owned_ttf_parser v0.12.1
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking ab_glyph v0.2.11
[INFO] [stderr]    Compiling wayland-client v0.28.5
[INFO] [stderr]    Compiling wayland-protocols v0.28.5
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking directories-next v2.0.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking mio-misc v1.2.1
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking wayland-commons v0.28.5
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking wayland-cursor v0.28.5
[INFO] [stderr]     Checking wayland-egl v0.28.5
[INFO] [stderr]     Checking x11-clipboard v0.5.2
[INFO] [stderr]     Checking emath v0.15.0
[INFO] [stderr]     Checking ron v0.7.0
[INFO] [stderr]     Checking epaint v0.15.0
[INFO] [stderr]     Checking egui v0.15.0
[INFO] [stderr]     Checking epi v0.15.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking winit v0.25.0
[INFO] [stderr]     Checking smithay-clipboard v0.6.3
[INFO] [stderr]     Checking copypasta v0.7.1
[INFO] [stderr]     Checking glutin v0.27.0
[INFO] [stderr]     Checking egui-winit v0.15.0
[INFO] [stderr]     Checking egui_glium v0.15.0
[INFO] [stderr]     Checking eframe v0.15.0
[INFO] [stderr]  Documenting yolo_mark_rs v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(with_options)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `yolo_mark_rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name yolo_mark_rs src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=7406e5cd6eca9b81 -L dependency=/opt/rustwide/target/debug/deps --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-be1d500cbe4766ec.rmeta --extern eframe=/opt/rustwide/target/debug/deps/libeframe-b2f198f06bab89ad.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-3a8d2a838c78f1d5.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-f9d50489f853959d.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-b62e4d4e5e3cd2a4.rmeta --extern rand_chacha=/opt/rustwide/target/debug/deps/librand_chacha-e2fc0470af9abae1.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-96913a2b08d953b6.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-b24cc8d46981a329.rmeta --cap-lints=warn --crate-version 1.0.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "e773b39651739454eafc7848d3ec00a282b5d496b64534bab47aa9df2b5afffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e773b39651739454eafc7848d3ec00a282b5d496b64534bab47aa9df2b5afffd", kill_on_drop: false }`
[INFO] [stdout] e773b39651739454eafc7848d3ec00a282b5d496b64534bab47aa9df2b5afffd