[INFO] cloning repository https://github.com/richardbrodie/crust-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/richardbrodie/crust-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardbrodie%2Fcrust-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardbrodie%2Fcrust-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9820a42e67def77a483b2d16632a7e9bc4c5c76b
[INFO] documenting richardbrodie/crust-engine against master#ef324565d071c6d7e2477a195648549e33d6a465 for pr-121659-bump-pulldown-cmark
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardbrodie%2Fcrust-engine" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/richardbrodie/crust-engine on toolchain ef324565d071c6d7e2477a195648549e33d6a465
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ef324565d071c6d7e2477a195648549e33d6a465" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/richardbrodie/crust-engine
[INFO] finished tweaking git repo https://github.com/richardbrodie/crust-engine
[INFO] tweaked toml for git repo https://github.com/richardbrodie/crust-engine written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/richardbrodie/crust-engine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ef324565d071c6d7e2477a195648549e33d6a465" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] documenting richardbrodie/crust-engine against try#223112bf1ca31911a6475910c77b36bfa127d5f8 for pr-121659-bump-pulldown-cmark
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardbrodie%2Fcrust-engine" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/richardbrodie/crust-engine on toolchain 223112bf1ca31911a6475910c77b36bfa127d5f8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+223112bf1ca31911a6475910c77b36bfa127d5f8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/richardbrodie/crust-engine
[INFO] finished tweaking git repo https://github.com/richardbrodie/crust-engine
[INFO] tweaked toml for git repo https://github.com/richardbrodie/crust-engine written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/richardbrodie/crust-engine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+223112bf1ca31911a6475910c77b36bfa127d5f8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded objc_exception v0.1.2
[INFO] [stderr]   Downloaded gpu-alloc-types v0.2.0
[INFO] [stderr]   Downloaded range-alloc v0.1.2
[INFO] [stderr]   Downloaded renderdoc-sys v0.7.1
[INFO] [stderr]   Downloaded khronos-egl v4.1.0
[INFO] [stderr]   Downloaded hexf-parse v0.2.1
[INFO] [stderr]   Downloaded gpu-descriptor-types v0.1.1
[INFO] [stderr]   Downloaded wgpu-types v0.14.1
[INFO] [stderr]   Downloaded ndk-glue v0.7.0
[INFO] [stderr]   Downloaded proc-macro-crate v1.2.1
[INFO] [stderr]   Downloaded gpu-alloc v0.5.3
[INFO] [stderr]   Downloaded bit-set v0.5.3
[INFO] [stderr]   Downloaded ndk-macro v0.3.0
[INFO] [stderr]   Downloaded pixels v0.11.0
[INFO] [stderr]   Downloaded raw-window-handle v0.4.3
[INFO] [stderr]   Downloaded cocoa v0.24.1
[INFO] [stderr]   Downloaded spirv v0.2.0+1.5.4
[INFO] [stderr]   Downloaded bytemuck v1.12.3
[INFO] [stderr]   Downloaded wgpu v0.14.2
[INFO] [stderr]   Downloaded glow v0.11.2
[INFO] [stderr]   Downloaded safe_arch v0.6.0
[INFO] [stderr]   Downloaded wgpu-core v0.14.2
[INFO] [stderr]   Downloaded winit v0.27.5
[INFO] [stderr]   Downloaded ash v0.37.2+1.3.238
[INFO] [stderr]   Downloaded naga v0.10.0
[INFO] [stderr]   Downloaded metal v0.24.0
[INFO] [stderr]   Downloaded wide v0.7.5
[INFO] [stderr]   Downloaded ultraviolet v0.9.0
[INFO] [stderr]   Downloaded wgpu-hal v0.14.1
[INFO] [stderr]   Downloaded profiling v1.0.7
[INFO] [stderr]   Downloaded bdf v0.6.0
[INFO] [stderr]   Downloaded pollster v0.2.5
[INFO] [stderr]   Downloaded d3d12 v0.5.0
[INFO] [stderr]   Downloaded bit-set v0.3.0
[INFO] [stderr]   Downloaded gpu-descriptor v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+223112bf1ca31911a6475910c77b36bfa127d5f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7d134101b37b24573c4aa32ddf5bc9ebee84b8696725390e0fea664f2420fdb
[INFO] running `Command { std: "docker" "start" "-a" "d7d134101b37b24573c4aa32ddf5bc9ebee84b8696725390e0fea664f2420fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7d134101b37b24573c4aa32ddf5bc9ebee84b8696725390e0fea664f2420fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7d134101b37b24573c4aa32ddf5bc9ebee84b8696725390e0fea664f2420fdb", kill_on_drop: false }`
[INFO] [stdout] d7d134101b37b24573c4aa32ddf5bc9ebee84b8696725390e0fea664f2420fdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+223112bf1ca31911a6475910c77b36bfa127d5f8" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41f1cfb6f38e972e6896f4ea61c15259bca5aeabe7d01828a9891b34ec8fc69d
[INFO] running `Command { std: "docker" "start" "-a" "41f1cfb6f38e972e6896f4ea61c15259bca5aeabe7d01828a9891b34ec8fc69d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.6
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling ash v0.37.2+1.3.238
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking raw-window-handle v0.5.0
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.50/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking unicode-xid v0.2.4
[INFO] [stderr]     Checking hexf-parse v0.2.1
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking gpu-alloc v0.5.3
[INFO] [stderr]    Compiling wgpu-core v0.14.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking wgpu-types v0.14.1
[INFO] [stderr]     Checking profiling v1.0.7
[INFO] [stderr]     Checking glow v0.11.2
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking bytemuck v1.12.3
[INFO] [stderr]     Checking renderdoc-sys v0.7.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "41f1cfb6f38e972e6896f4ea61c15259bca5aeabe7d01828a9891b34ec8fc69d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41f1cfb6f38e972e6896f4ea61c15259bca5aeabe7d01828a9891b34ec8fc69d", kill_on_drop: false }`
[INFO] [stdout] 41f1cfb6f38e972e6896f4ea61c15259bca5aeabe7d01828a9891b34ec8fc69d