[INFO] fetching crate katexit 0.1.4...
[INFO] documenting katexit-0.1.4 against try#6ee483316d2e4581572121d60a955affb2032eb3+cargoflags=-Zrustdoc-scrape-examples for scrape-examples
[INFO] extracting crate katexit 0.1.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate katexit 0.1.4 on toolchain 6ee483316d2e4581572121d60a955affb2032eb3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate katexit 0.1.4
[INFO] finished tweaking crates.io crate katexit 0.1.4
[INFO] tweaked toml for crates.io crate katexit 0.1.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "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" "+6ee483316d2e4581572121d60a955affb2032eb3" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbdae36bd83f4f705ef9eddf2ec8be2cf73a310c3c39dc016a98b1693c080f1a
[INFO] running `Command { std: "docker" "start" "-a" "cbdae36bd83f4f705ef9eddf2ec8be2cf73a310c3c39dc016a98b1693c080f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbdae36bd83f4f705ef9eddf2ec8be2cf73a310c3c39dc016a98b1693c080f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbdae36bd83f4f705ef9eddf2ec8be2cf73a310c3c39dc016a98b1693c080f1a", kill_on_drop: false }`
[INFO] [stdout] cbdae36bd83f4f705ef9eddf2ec8be2cf73a310c3c39dc016a98b1693c080f1a
[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" "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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json" "-Zrustdoc-scrape-examples", kill_on_drop: false }`
[INFO] [stdout] 555b8b663cde40928f41a9d664cbd9ee640e321f9e3b4f9de71006fc8925f895
[INFO] running `Command { std: "docker" "start" "-a" "555b8b663cde40928f41a9d664cbd9ee640e321f9e3b4f9de71006fc8925f895", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]  Documenting katexit v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `autorender`
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![doc = include_str!("../README.md")]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: the link appears in this line:
[INFO] [stdout]           
[INFO] [stdout]             - They uses [`--html-in-header` option in rustdoc](https://doc.rust-lang.org/rustdoc/command-line-arguments.html#--html-in-header-include-more-html-in-head) to inserts [KaTeX auto-render script](autorender). But it requires some complicated setting in Cargo.toml.
[INFO] [stdout]                                                                                                                                                                                                                ^^^^^^^^^^
[INFO] [stdout]   = note: no item named `autorender` in scope
[INFO] [stdout]   = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]   = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.60s
[INFO] running `Command { std: "docker" "inspect" "555b8b663cde40928f41a9d664cbd9ee640e321f9e3b4f9de71006fc8925f895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "555b8b663cde40928f41a9d664cbd9ee640e321f9e3b4f9de71006fc8925f895", kill_on_drop: false }`
[INFO] [stdout] 555b8b663cde40928f41a9d664cbd9ee640e321f9e3b4f9de71006fc8925f895
[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" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json" "-Zrustdoc-scrape-examples", kill_on_drop: false }`
[INFO] [stdout] 0abffa45ceca1741d509f52040f97ff81fb8ae9476d2bf73c6147e5cd0a39e71
[INFO] running `Command { std: "docker" "start" "-a" "0abffa45ceca1741d509f52040f97ff81fb8ae9476d2bf73c6147e5cd0a39e71", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "0abffa45ceca1741d509f52040f97ff81fb8ae9476d2bf73c6147e5cd0a39e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0abffa45ceca1741d509f52040f97ff81fb8ae9476d2bf73c6147e5cd0a39e71", kill_on_drop: false }`
[INFO] [stdout] 0abffa45ceca1741d509f52040f97ff81fb8ae9476d2bf73c6147e5cd0a39e71