[INFO] fetching crate lv2-host-minimal 0.1.4...
[INFO] documenting lv2-host-minimal-0.1.4 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate lv2-host-minimal 0.1.4 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate lv2-host-minimal 0.1.4 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 lv2-host-minimal 0.1.4
[INFO] finished tweaking crates.io crate lv2-host-minimal 0.1.4
[INFO] tweaked toml for crates.io crate lv2-host-minimal 0.1.4 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate crates.io crate lv2-host-minimal 0.1.4 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]  Downloading crates ...
[INFO] [stderr]   Downloaded lilv-sys v0.2.1
[INFO] [stderr]   Downloaded lv2_raw v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] a63de490314278e5354f9ca7bd30896ad84bc6c81a638e07476acf168429590f
[INFO] running `Command { std: "docker" "start" "-a" "a63de490314278e5354f9ca7bd30896ad84bc6c81a638e07476acf168429590f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a63de490314278e5354f9ca7bd30896ad84bc6c81a638e07476acf168429590f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a63de490314278e5354f9ca7bd30896ad84bc6c81a638e07476acf168429590f", kill_on_drop: false }`
[INFO] [stdout] a63de490314278e5354f9ca7bd30896ad84bc6c81a638e07476acf168429590f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 80ed071d47e7feecf6aa0f8574188a5346adbda8069148181f7b86d50e8db977
[INFO] running `Command { std: "docker" "start" "-a" "80ed071d47e7feecf6aa0f8574188a5346adbda8069148181f7b86d50e8db977", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking lv2-sys v2.0.0
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking lv2_raw v0.2.0
[INFO] [stderr]     Checking lilv-sys v0.2.1
[INFO] [stderr]    Compiling urid-derive v0.1.1
[INFO] [stderr]    Compiling lv2-core-derive v2.1.1
[INFO] [stderr]     Checking urid v0.1.0
[INFO] [stderr]     Checking lv2-core v3.0.0
[INFO] [stderr]     Checking lv2-urid v2.1.0
[INFO] [stderr]     Checking lv2-host-minimal v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting lv2-host-minimal v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `lilv_port`
[INFO] [stdout]    --> src/lib.rs:356:5
[INFO] [stdout]     |
[INFO] [stdout] 356 |     lilv_port: *const LilvPort,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Port` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/lib.rs:354:10
[INFO] [stdout]     |
[INFO] [stdout] 354 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `optional`
[INFO] [stdout]    --> src/lib.rs:358:5
[INFO] [stdout]     |
[INFO] [stdout] 358 |     optional: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Port` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/lib.rs:354:10
[INFO] [stdout]     |
[INFO] [stdout] 354 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.40s
[INFO] running `Command { std: "docker" "inspect" "80ed071d47e7feecf6aa0f8574188a5346adbda8069148181f7b86d50e8db977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80ed071d47e7feecf6aa0f8574188a5346adbda8069148181f7b86d50e8db977", kill_on_drop: false }`
[INFO] [stdout] 80ed071d47e7feecf6aa0f8574188a5346adbda8069148181f7b86d50e8db977
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 075d01c01e17f4a9281930bc773f1e435ee0bc0b42d5601166803112be98fc7d
[INFO] running `Command { std: "docker" "start" "-a" "075d01c01e17f4a9281930bc773f1e435ee0bc0b42d5601166803112be98fc7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking lv2-sys v2.0.0
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking lv2_raw v0.2.0
[INFO] [stderr]     Checking lilv-sys v0.2.1
[INFO] [stderr]    Compiling urid-derive v0.1.1
[INFO] [stderr]    Compiling lv2-core-derive v2.1.1
[INFO] [stderr]     Checking urid v0.1.0
[INFO] [stderr]     Checking lv2-core v3.0.0
[INFO] [stderr]     Checking lv2-urid v2.1.0
[INFO] [stderr]  Documenting lv2-host-minimal v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.34s
[INFO] running `Command { std: "docker" "inspect" "075d01c01e17f4a9281930bc773f1e435ee0bc0b42d5601166803112be98fc7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "075d01c01e17f4a9281930bc773f1e435ee0bc0b42d5601166803112be98fc7d", kill_on_drop: false }`
[INFO] [stdout] 075d01c01e17f4a9281930bc773f1e435ee0bc0b42d5601166803112be98fc7d