[INFO] fetching crate sonata 0.1.0...
[INFO] documenting sonata-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate sonata 0.1.0 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate sonata 0.1.0 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 sonata 0.1.0
[INFO] finished tweaking crates.io crate sonata 0.1.0
[INFO] tweaked toml for crates.io crate sonata 0.1.0 written to /workspace/builds/worker-23/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-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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 800bcfc811485fa49392bcc00ba7bf2b665e570afff1d4b8661e5f389487d509
[INFO] running `Command { std: "docker" "start" "-a" "800bcfc811485fa49392bcc00ba7bf2b665e570afff1d4b8661e5f389487d509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "800bcfc811485fa49392bcc00ba7bf2b665e570afff1d4b8661e5f389487d509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "800bcfc811485fa49392bcc00ba7bf2b665e570afff1d4b8661e5f389487d509", kill_on_drop: false }`
[INFO] [stdout] 800bcfc811485fa49392bcc00ba7bf2b665e570afff1d4b8661e5f389487d509
[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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75adb2458e8dc736adbb365ce0fe461aad8b957f0cfd98d999cf2f458c42e218
[INFO] running `Command { std: "docker" "start" "-a" "75adb2458e8dc736adbb365ce0fe461aad8b957f0cfd98d999cf2f458c42e218", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting sonata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/stcc/ast.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn item(self) -> (&'static [u8]);
[INFO] [stdout]   |                      ^             ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 6 -     fn item(self) -> (&'static [u8]);
[INFO] [stdout] 6 +     fn item(self) -> &'static [u8];
[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 4.05s
[INFO] running `Command { std: "docker" "inspect" "75adb2458e8dc736adbb365ce0fe461aad8b957f0cfd98d999cf2f458c42e218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75adb2458e8dc736adbb365ce0fe461aad8b957f0cfd98d999cf2f458c42e218", kill_on_drop: false }`
[INFO] [stdout] 75adb2458e8dc736adbb365ce0fe461aad8b957f0cfd98d999cf2f458c42e218
[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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 2044b6ad59f896ff06ae5c596317be9a2cdd53e0103fc8e04e49f7adad194407
[INFO] running `Command { std: "docker" "start" "-a" "2044b6ad59f896ff06ae5c596317be9a2cdd53e0103fc8e04e49f7adad194407", kill_on_drop: false }`
[INFO] [stderr]  Documenting sonata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/stcc/ast.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn item(self) -> (&'static [u8]);
[INFO] [stdout]   |                      ^             ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 6 -     fn item(self) -> (&'static [u8]);
[INFO] [stdout] 6 +     fn item(self) -> &'static [u8];
[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 0.58s
[INFO] running `Command { std: "docker" "inspect" "2044b6ad59f896ff06ae5c596317be9a2cdd53e0103fc8e04e49f7adad194407", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2044b6ad59f896ff06ae5c596317be9a2cdd53e0103fc8e04e49f7adad194407", kill_on_drop: false }`
[INFO] [stdout] 2044b6ad59f896ff06ae5c596317be9a2cdd53e0103fc8e04e49f7adad194407