[INFO] fetching crate control 1.0.0...
[INFO] documenting control-1.0.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate control 1.0.0 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate control 1.0.0 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 crates.io crate control 1.0.0
[INFO] finished tweaking crates.io crate control 1.0.0
[INFO] tweaked toml for crates.io crate control 1.0.0 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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" "+1.61.0" "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-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 621c0fa8ab04ef37d6035e341e4f2959312a5f61339f24c07848492890a40c68
[INFO] running `Command { std: "docker" "start" "-a" "621c0fa8ab04ef37d6035e341e4f2959312a5f61339f24c07848492890a40c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "621c0fa8ab04ef37d6035e341e4f2959312a5f61339f24c07848492890a40c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "621c0fa8ab04ef37d6035e341e4f2959312a5f61339f24c07848492890a40c68", kill_on_drop: false }`
[INFO] [stdout] 621c0fa8ab04ef37d6035e341e4f2959312a5f61339f24c07848492890a40c68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] c5b2705f5b19e60109f2d9e40b289e93ca664a41da744b4874ae6ed3ebcf3367
[INFO] running `Command { std: "docker" "start" "-a" "c5b2705f5b19e60109f2d9e40b289e93ca664a41da744b4874ae6ed3ebcf3367", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]  Documenting control v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.37s
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]   --> src/pid.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |       /// ```
[INFO] [stdout]    |  _________^
[INFO] [stdout] 49 | |     ///
[INFO] [stdout] 50 | |     /// ```
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]    |
[INFO] [stdout] 48 |     /// ```text
[INFO] [stdout]    |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]   --> src/pid.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |       /// ```
[INFO] [stdout]    |  _________^
[INFO] [stdout] 88 | |     ///
[INFO] [stdout] 89 | |     /// ```
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]    |
[INFO] [stdout] 87 |     /// ```text
[INFO] [stdout]    |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]    --> src/pid.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |       /// ```
[INFO] [stdout]     |  _________^
[INFO] [stdout] 106 | |     ///
[INFO] [stdout] 107 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 105 |     /// ```text
[INFO] [stdout]     |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c5b2705f5b19e60109f2d9e40b289e93ca664a41da744b4874ae6ed3ebcf3367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5b2705f5b19e60109f2d9e40b289e93ca664a41da744b4874ae6ed3ebcf3367", kill_on_drop: false }`
[INFO] [stdout] c5b2705f5b19e60109f2d9e40b289e93ca664a41da744b4874ae6ed3ebcf3367
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 8c2388ba12998cd75a8e2e70f40581e08d3b9837daec65ff81ad3e6d86fa651e
[INFO] running `Command { std: "docker" "start" "-a" "8c2388ba12998cd75a8e2e70f40581e08d3b9837daec65ff81ad3e6d86fa651e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]  Documenting control v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]   --> src/pid.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |       /// ```
[INFO] [stdout]    |  _________^
[INFO] [stdout] 49 | |     ///
[INFO] [stdout] 50 | |     /// ```
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]    |
[INFO] [stdout] 48 |     /// ```text
[INFO] [stdout]    |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]   --> src/pid.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |       /// ```
[INFO] [stdout]    |  _________^
[INFO] [stdout] 88 | |     ///
[INFO] [stdout] 89 | |     /// ```
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]    |
[INFO] [stdout] 87 |     /// ```text
[INFO] [stdout]    |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]    --> src/pid.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |       /// ```
[INFO] [stdout]     |  _________^
[INFO] [stdout] 106 | |     ///
[INFO] [stdout] 107 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 105 |     /// ```text
[INFO] [stdout]     |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.00s
[INFO] running `Command { std: "docker" "inspect" "8c2388ba12998cd75a8e2e70f40581e08d3b9837daec65ff81ad3e6d86fa651e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c2388ba12998cd75a8e2e70f40581e08d3b9837daec65ff81ad3e6d86fa651e", kill_on_drop: false }`
[INFO] [stdout] 8c2388ba12998cd75a8e2e70f40581e08d3b9837daec65ff81ad3e6d86fa651e