[INFO] fetching crate dd 0.4.0...
[INFO] documenting dd-0.4.0 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate dd 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate dd 0.4.0 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dd 0.4.0
[INFO] finished tweaking crates.io crate dd 0.4.0
[INFO] tweaked toml for crates.io crate dd 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dd-lib v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d6649cb3b6849a0b58ae4cab15592e349f46189fbf7f1894ddd4ef7635df938
[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" "3d6649cb3b6849a0b58ae4cab15592e349f46189fbf7f1894ddd4ef7635df938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d6649cb3b6849a0b58ae4cab15592e349f46189fbf7f1894ddd4ef7635df938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d6649cb3b6849a0b58ae4cab15592e349f46189fbf7f1894ddd4ef7635df938", kill_on_drop: false }`
[INFO] [stdout] 3d6649cb3b6849a0b58ae4cab15592e349f46189fbf7f1894ddd4ef7635df938
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2ee087efbcce8f107883e6e6a3305f6b93dbcd1e330fdaf1d0b4f4c68c460c2
[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" "f2ee087efbcce8f107883e6e6a3305f6b93dbcd1e330fdaf1d0b4f4c68c460c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking encoding8 v0.3.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking dd-lib v0.2.1
[INFO] [stderr]  Documenting dd v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[opts]` cannot be resolved, ignoring it.
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | //! ## [`opts`]
[INFO] [stdout]   |         ^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(intra_doc_link_resolution_failure)]` on by default
[INFO] [stdout]   = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[opts::flags::Conv]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/main.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 | //! - **conv**=[`CONVS`][opts::flags::Conv]: convert the file as per the coma
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[opts::flags::In]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/main.rs:24:27
[INFO] [stdout]    |
[INFO] [stdout] 24 | //! - **iflag**=[`FLAGS`][opts::flags::In]: read as per the comma separated
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[opts::flags::Out]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/main.rs:31:27
[INFO] [stdout]    |
[INFO] [stdout] 31 | //! - **oflag**=[`FLAGS`][opts::flags::Out]: write as per the comma separated
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[opts::StatusLevel]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/main.rs:38:24
[INFO] [stdout]    |
[INFO] [stdout] 38 | //! - **status=[LEVEL][opts::StatusLevel]**: the level of information to print
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[opts::number::units]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/main.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 | //! ### [Units][opts::number::units]:
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[opts::flags::Conv]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/main.rs:61:18
[INFO] [stdout]    |
[INFO] [stdout] 61 | //! ### [`CONV`][opts::flags::Conv]
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.38s
[INFO] running `Command { std: "docker" "inspect" "f2ee087efbcce8f107883e6e6a3305f6b93dbcd1e330fdaf1d0b4f4c68c460c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2ee087efbcce8f107883e6e6a3305f6b93dbcd1e330fdaf1d0b4f4c68c460c2", kill_on_drop: false }`
[INFO] [stdout] f2ee087efbcce8f107883e6e6a3305f6b93dbcd1e330fdaf1d0b4f4c68c460c2