[INFO] cloning repository https://github.com/kbknapp/cargo-graph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kbknapp/cargo-graph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbknapp%2Fcargo-graph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbknapp%2Fcargo-graph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d895af1b7840c7ae8eddaf4e990bfa594c22ba01
[INFO] documenting kbknapp/cargo-graph against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbknapp%2Fcargo-graph" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kbknapp/cargo-graph on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kbknapp/cargo-graph
[INFO] finished tweaking git repo https://github.com/kbknapp/cargo-graph
[INFO] tweaked toml for git repo https://github.com/kbknapp/cargo-graph written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/kbknapp/cargo-graph already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded matches v0.1.6
[INFO] [stderr]   Downloaded rustc-serialize v0.3.24
[INFO] [stderr]   Downloaded strsim v0.5.2
[INFO] [stderr]   Downloaded toml v0.2.1
[INFO] [stderr]   Downloaded regex-syntax v0.3.9
[INFO] [stderr]   Downloaded clap v2.11.3
[INFO] [stderr]   Downloaded unicode-segmentation v0.1.3
[INFO] [stderr]   Downloaded libc v0.2.33
[INFO] [stderr]   Downloaded unicode-normalization v0.1.5
[INFO] [stderr]   Downloaded term_size v0.2.3
[INFO] [stderr]   Downloaded unicode-width v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.61.0" "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] 66e44096d4f24e3d1c9a9ac59b838c5789943ae8b404b2334e19298043c3805b
[INFO] running `Command { std: "docker" "start" "-a" "66e44096d4f24e3d1c9a9ac59b838c5789943ae8b404b2334e19298043c3805b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66e44096d4f24e3d1c9a9ac59b838c5789943ae8b404b2334e19298043c3805b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66e44096d4f24e3d1c9a9ac59b838c5789943ae8b404b2334e19298043c3805b", kill_on_drop: false }`
[INFO] [stdout] 66e44096d4f24e3d1c9a9ac59b838c5789943ae8b404b2334e19298043c3805b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a51c00490801bc664610517b67dede2dab9077007489e34a5b1d30df00021de5
[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" "a51c00490801bc664610517b67dede2dab9077007489e34a5b1d30df00021de5", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.33
[INFO] [stderr]     Checking toml v0.2.1
[INFO] [stderr]     Checking term_size v0.2.3
[INFO] [stderr]     Checking clap v2.11.3
[INFO] [stderr]  Documenting cargo-graph v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `options`
[INFO] [stdout]   --> src/main.rs:26:55
[INFO] [stdout]    |
[INFO] [stdout] 26 | //! **NOTE:** It's also possible to run `cargo graph [options] | dot [options]
[INFO] [stdout]    |                                                       ^^^^^^^ no item named `options` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `options`
[INFO] [stdout]   --> src/main.rs:26:71
[INFO] [stdout]    |
[INFO] [stdout] 26 | //! **NOTE:** It's also possible to run `cargo graph [options] | dot [options]
[INFO] [stdout]    |                                                                       ^^^^^^^ no item named `options` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/main.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |   //! ```ignore
[INFO] [stdout]     |  _____^
[INFO] [stdout] 107 | | //! C\:> setx path \"%path%;C:\path\to\cargo-graph\binary\"
[INFO] [stdout] 108 | | //! ```
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout] help: `ignore` code blocks require valid Rust code for syntax highlighting; mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]    --> src/main.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 | //! ```ignore
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     = note: error from rustc: unknown start of token: \
[INFO] [stdout]     = note: error from rustc: unknown start of token: \
[INFO] [stdout]     = note: error from rustc: unterminated double quote string
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/main.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 |   //! ```ignore
[INFO] [stdout]     |  _____^
[INFO] [stdout] 123 | | //! USAGE:
[INFO] [stdout] 124 | | //!     cargo graph [FLAGS] [OPTIONS]
[INFO] [stdout] 125 | | //!
[INFO] [stdout] ...   |
[INFO] [stdout] 192 | | //! triangle]
[INFO] [stdout] 193 | | //! ```
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout] help: `ignore` code blocks require valid Rust code for syntax highlighting; mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]    --> src/main.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 | //! ```ignore
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     = note: error from rustc: character literal may only contain one codepoint
[INFO] [stdout]     = note: error from rustc: character literal may only contain one codepoint
[INFO] [stdout]     = note: error from rustc: character literal may only contain one codepoint
[INFO] [stdout]     = note: error from rustc: character literal may only contain one codepoint
[INFO] [stdout]     = note: error from rustc: character literal may only contain one codepoint
[INFO] [stdout]     = note: error from rustc: character literal may only contain one codepoint
[INFO] [stdout]     = note: error from rustc: character literal may only contain one codepoint
[INFO] [stdout]     = note: error from rustc: character literal may only contain one codepoint
[INFO] [stdout]     = note: error from rustc: character literal may only contain one codepoint
[INFO] [stdout]     = note: error from rustc: character literal may only contain one codepoint
[INFO] [stdout]     = note: error from rustc: unterminated character literal
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.31s
[INFO] running `Command { std: "docker" "inspect" "a51c00490801bc664610517b67dede2dab9077007489e34a5b1d30df00021de5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a51c00490801bc664610517b67dede2dab9077007489e34a5b1d30df00021de5", kill_on_drop: false }`
[INFO] [stdout] a51c00490801bc664610517b67dede2dab9077007489e34a5b1d30df00021de5