[INFO] fetching crate usb 0.2.2...
[INFO] documenting usb-0.2.2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate usb 0.2.2 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate usb 0.2.2 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 usb 0.2.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate usb 0.2.2
[INFO] tweaked toml for crates.io crate usb 0.2.2 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: path `/workspace/builds/worker-23/source/src/usb.rs` was erroneously implicitly accepted for library `usb`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cdb2b48430db0cee83cf0e14f6b91f8a8b14bf84ff20f6ab8fec19c55d068fa
[INFO] running `Command { std: "docker" "start" "-a" "7cdb2b48430db0cee83cf0e14f6b91f8a8b14bf84ff20f6ab8fec19c55d068fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cdb2b48430db0cee83cf0e14f6b91f8a8b14bf84ff20f6ab8fec19c55d068fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cdb2b48430db0cee83cf0e14f6b91f8a8b14bf84ff20f6ab8fec19c55d068fa", kill_on_drop: false }`
[INFO] [stdout] 7cdb2b48430db0cee83cf0e14f6b91f8a8b14bf84ff20f6ab8fec19c55d068fa
[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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ab619888d5996d39d2b01f0fe8ca041116b36873686657253a6b018b18002fc
[INFO] running `Command { std: "docker" "start" "-a" "5ab619888d5996d39d2b01f0fe8ca041116b36873686657253a6b018b18002fc", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/usb.rs` was erroneously implicitly accepted for library `usb`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]  Documenting usb v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/libusb.rs:554:6
[INFO] [stdout]     |
[INFO] [stdout] 554 | /         Note: name differs from libusb because `type` is a Rust keyword.
[INFO] [stdout] 555 | |     */
[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: `
[INFO] [stdout]     = note: error from rustc: unknown start of token: `
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "5ab619888d5996d39d2b01f0fe8ca041116b36873686657253a6b018b18002fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ab619888d5996d39d2b01f0fe8ca041116b36873686657253a6b018b18002fc", kill_on_drop: false }`
[INFO] [stdout] 5ab619888d5996d39d2b01f0fe8ca041116b36873686657253a6b018b18002fc
[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" "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] 25f3f910c959737c92e01f70b0951f3f15eae6bfad14c2a0f83c838301573f8d
[INFO] running `Command { std: "docker" "start" "-a" "25f3f910c959737c92e01f70b0951f3f15eae6bfad14c2a0f83c838301573f8d", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/usb.rs` was erroneously implicitly accepted for library `usb`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]  Documenting usb v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/libusb.rs:554:6
[INFO] [stdout]     |
[INFO] [stdout] 554 | /         Note: name differs from libusb because `type` is a Rust keyword.
[INFO] [stdout] 555 | |     */
[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: `
[INFO] [stdout]     = note: error from rustc: unknown start of token: `
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "25f3f910c959737c92e01f70b0951f3f15eae6bfad14c2a0f83c838301573f8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25f3f910c959737c92e01f70b0951f3f15eae6bfad14c2a0f83c838301573f8d", kill_on_drop: false }`
[INFO] [stdout] 25f3f910c959737c92e01f70b0951f3f15eae6bfad14c2a0f83c838301573f8d