[INFO] cloning repository https://github.com/eonm-abes/pdf-shape
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eonm-abes/pdf-shape" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feonm-abes%2Fpdf-shape", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feonm-abes%2Fpdf-shape'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c7b16ae933c2cba75a4c028526820a8daf5f200
[INFO] documenting eonm-abes/pdf-shape 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%2Feonm-abes%2Fpdf-shape" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eonm-abes/pdf-shape 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/eonm-abes/pdf-shape
[INFO] finished tweaking git repo https://github.com/eonm-abes/pdf-shape
[INFO] tweaked toml for git repo https://github.com/eonm-abes/pdf-shape written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/eonm-abes/pdf-shape 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 quick-xml v0.19.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.23
[INFO] [stderr]   Downloaded indextree v4.3.1
[INFO] [stderr]   Downloaded syn v1.0.42
[INFO] [stderr]   Downloaded streaming-stats v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] [stdout] 20781802ac2bfed7c855529487da729234e83558ae65a9c4b144df9a665a8476
[INFO] running `Command { std: "docker" "start" "-a" "20781802ac2bfed7c855529487da729234e83558ae65a9c4b144df9a665a8476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20781802ac2bfed7c855529487da729234e83558ae65a9c4b144df9a665a8476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20781802ac2bfed7c855529487da729234e83558ae65a9c4b144df9a665a8476", kill_on_drop: false }`
[INFO] [stdout] 20781802ac2bfed7c855529487da729234e83558ae65a9c4b144df9a665a8476
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 54553160fe8ddf8fb6e56f848f0f0ad70b810d7ad177bab9c39e609c8e968322
[INFO] running `Command { std: "docker" "start" "-a" "54553160fe8ddf8fb6e56f848f0f0ad70b810d7ad177bab9c39e609c8e968322", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking indextree v4.3.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking streaming-stats v0.2.3
[INFO] [stderr]     Checking quick-xml v0.19.0
[INFO] [stderr]  Documenting pdf-shape v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/traits.rs:238:9
[INFO] [stdout]     |
[INFO] [stdout] 238 |       /// ```
[INFO] [stdout]     |  _________^
[INFO] [stdout] 239 | |     ///  +--------+  +---------+
[INFO] [stdout] 240 | |     ///  |........|  |.........|
[INFO] [stdout] 241 | |     /// →+--------+ →+---------+
[INFO] [stdout] 242 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2192}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2192}
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 238 |     /// ```text
[INFO] [stdout]     |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/traits.rs:245:9
[INFO] [stdout]     |
[INFO] [stdout] 245 |       /// ```
[INFO] [stdout]     |  _________^
[INFO] [stdout] 246 | |     ///              +-------------+
[INFO] [stdout] 247 | |     ///  +--------+  |             |
[INFO] [stdout] 248 | |     /// →|    +   | →|      +      |
[INFO] [stdout] 249 | |     ///  +--------+  |             |
[INFO] [stdout] 250 | |     ///              +-------------+
[INFO] [stdout] 251 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2192}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2192}
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 245 |     /// ```text
[INFO] [stdout]     |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/traits.rs:254:9
[INFO] [stdout]     |
[INFO] [stdout] 254 |       /// ```
[INFO] [stdout]     |  _________^
[INFO] [stdout] 255 | |     ///  ↓
[INFO] [stdout] 256 | |     ///  +---------+
[INFO] [stdout] 257 | |     ///  |         |
[INFO] [stdout] ...   |
[INFO] [stdout] 262 | |     ///  +------+
[INFO] [stdout] 263 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2193}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2193}
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 254 |     /// ```text
[INFO] [stdout]     |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/traits.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 266 |       /// ```
[INFO] [stdout]     |  _________^
[INFO] [stdout] 267 | |     ///         ↓
[INFO] [stdout] 268 | |     ///  +------------+
[INFO] [stdout] 269 | |     ///  |      +     |
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     ///    +--------+
[INFO] [stdout] 275 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2193}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2193}
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 266 |     /// ```text
[INFO] [stdout]     |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/traits.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |       /// ```
[INFO] [stdout]     |  _________^
[INFO] [stdout] 279 | |     ///           ↓
[INFO] [stdout] 280 | |     ///  +---------+
[INFO] [stdout] 281 | |     ///  |         |
[INFO] [stdout] ...   |
[INFO] [stdout] 286 | |     ///     +------+
[INFO] [stdout] 287 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{a0}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2193}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2193}
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 278 |     /// ```text
[INFO] [stdout]     |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.73s
[INFO] running `Command { std: "docker" "inspect" "54553160fe8ddf8fb6e56f848f0f0ad70b810d7ad177bab9c39e609c8e968322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54553160fe8ddf8fb6e56f848f0f0ad70b810d7ad177bab9c39e609c8e968322", kill_on_drop: false }`
[INFO] [stdout] 54553160fe8ddf8fb6e56f848f0f0ad70b810d7ad177bab9c39e609c8e968322
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] ca7d0de50fb99998bd13265c974d927b6f6810eb0a2cdf1fdef009dbef2086bd
[INFO] running `Command { std: "docker" "start" "-a" "ca7d0de50fb99998bd13265c974d927b6f6810eb0a2cdf1fdef009dbef2086bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking indextree v4.3.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking streaming-stats v0.2.3
[INFO] [stderr]     Checking quick-xml v0.19.0
[INFO] [stderr]  Documenting pdf-shape v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/traits.rs:238:9
[INFO] [stdout]     |
[INFO] [stdout] 238 |       /// ```
[INFO] [stdout]     |  _________^
[INFO] [stdout] 239 | |     ///  +--------+  +---------+
[INFO] [stdout] 240 | |     ///  |........|  |.........|
[INFO] [stdout] 241 | |     /// →+--------+ →+---------+
[INFO] [stdout] 242 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2192}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2192}
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 238 |     /// ```text
[INFO] [stdout]     |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/traits.rs:245:9
[INFO] [stdout]     |
[INFO] [stdout] 245 |       /// ```
[INFO] [stdout]     |  _________^
[INFO] [stdout] 246 | |     ///              +-------------+
[INFO] [stdout] 247 | |     ///  +--------+  |             |
[INFO] [stdout] 248 | |     /// →|    +   | →|      +      |
[INFO] [stdout] 249 | |     ///  +--------+  |             |
[INFO] [stdout] 250 | |     ///              +-------------+
[INFO] [stdout] 251 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2192}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2192}
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 245 |     /// ```text
[INFO] [stdout]     |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/traits.rs:254:9
[INFO] [stdout]     |
[INFO] [stdout] 254 |       /// ```
[INFO] [stdout]     |  _________^
[INFO] [stdout] 255 | |     ///  ↓
[INFO] [stdout] 256 | |     ///  +---------+
[INFO] [stdout] 257 | |     ///  |         |
[INFO] [stdout] ...   |
[INFO] [stdout] 262 | |     ///  +------+
[INFO] [stdout] 263 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2193}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2193}
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 254 |     /// ```text
[INFO] [stdout]     |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/traits.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 266 |       /// ```
[INFO] [stdout]     |  _________^
[INFO] [stdout] 267 | |     ///         ↓
[INFO] [stdout] 268 | |     ///  +------------+
[INFO] [stdout] 269 | |     ///  |      +     |
[INFO] [stdout] ...   |
[INFO] [stdout] 274 | |     ///    +--------+
[INFO] [stdout] 275 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2193}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2193}
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 266 |     /// ```text
[INFO] [stdout]     |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/traits.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |       /// ```
[INFO] [stdout]     |  _________^
[INFO] [stdout] 279 | |     ///           ↓
[INFO] [stdout] 280 | |     ///  +---------+
[INFO] [stdout] 281 | |     ///  |         |
[INFO] [stdout] ...   |
[INFO] [stdout] 286 | |     ///     +------+
[INFO] [stdout] 287 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{a0}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2193}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2193}
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 278 |     /// ```text
[INFO] [stdout]     |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.26s
[INFO] running `Command { std: "docker" "inspect" "ca7d0de50fb99998bd13265c974d927b6f6810eb0a2cdf1fdef009dbef2086bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca7d0de50fb99998bd13265c974d927b6f6810eb0a2cdf1fdef009dbef2086bd", kill_on_drop: false }`
[INFO] [stdout] ca7d0de50fb99998bd13265c974d927b6f6810eb0a2cdf1fdef009dbef2086bd