[INFO] fetching crate machine_uuid 0.1.0...
[INFO] documenting machine_uuid-0.1.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate machine_uuid 0.1.0 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate machine_uuid 0.1.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate machine_uuid 0.1.0
[INFO] finished tweaking crates.io crate machine_uuid 0.1.0
[INFO] tweaked toml for crates.io crate machine_uuid 0.1.0 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate crates.io crate machine_uuid 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c195a96237ca5a12219ce0d5953a2c91c1ee08221fbbdda3393b65bada037f4
[INFO] running `Command { std: "docker" "start" "-a" "9c195a96237ca5a12219ce0d5953a2c91c1ee08221fbbdda3393b65bada037f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c195a96237ca5a12219ce0d5953a2c91c1ee08221fbbdda3393b65bada037f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c195a96237ca5a12219ce0d5953a2c91c1ee08221fbbdda3393b65bada037f4", kill_on_drop: false }`
[INFO] [stdout] 9c195a96237ca5a12219ce0d5953a2c91c1ee08221fbbdda3393b65bada037f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4b5c611e0d7b830d2426c2bfc46fdce42769994feb51cb08c5cfef1e90caab3
[INFO] running `Command { std: "docker" "start" "-a" "b4b5c611e0d7b830d2426c2bfc46fdce42769994feb51cb08c5cfef1e90caab3", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]  Documenting machine_uuid v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]    --> src/machineid.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |       /// ```
[INFO] [stdout]     |  _________^
[INFO] [stdout] 115 | |     /// // Output
[INFO] [stdout] 116 | |     /// // UUID  *transforms removes*
[INFO] [stdout] 117 | |     /// // 140EF834-2DB3-0F7A-27B4-4CEDFB73167C *transform returns*
[INFO] [stdout] ...   |
[INFO] [stdout] 121 | |     ///
[INFO] [stdout] 122 | |     /// ```
[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] 114 |     /// ```text
[INFO] [stdout]     |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.70s
[INFO] running `Command { std: "docker" "inspect" "b4b5c611e0d7b830d2426c2bfc46fdce42769994feb51cb08c5cfef1e90caab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4b5c611e0d7b830d2426c2bfc46fdce42769994feb51cb08c5cfef1e90caab3", kill_on_drop: false }`
[INFO] [stdout] b4b5c611e0d7b830d2426c2bfc46fdce42769994feb51cb08c5cfef1e90caab3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 020651ddc14c0e4da858b671186f50b01c98321d063c67c8a31c4d436c75a262
[INFO] running `Command { std: "docker" "start" "-a" "020651ddc14c0e4da858b671186f50b01c98321d063c67c8a31c4d436c75a262", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]  Documenting machine_uuid v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]    --> src/machineid.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |       /// ```
[INFO] [stdout]     |  _________^
[INFO] [stdout] 115 | |     /// // Output
[INFO] [stdout] 116 | |     /// // UUID  *transforms removes*
[INFO] [stdout] 117 | |     /// // 140EF834-2DB3-0F7A-27B4-4CEDFB73167C *transform returns*
[INFO] [stdout] ...   |
[INFO] [stdout] 121 | |     ///
[INFO] [stdout] 122 | |     /// ```
[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] 114 |     /// ```text
[INFO] [stdout]     |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.77s
[INFO] running `Command { std: "docker" "inspect" "020651ddc14c0e4da858b671186f50b01c98321d063c67c8a31c4d436c75a262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "020651ddc14c0e4da858b671186f50b01c98321d063c67c8a31c4d436c75a262", kill_on_drop: false }`
[INFO] [stdout] 020651ddc14c0e4da858b671186f50b01c98321d063c67c8a31c4d436c75a262