[INFO] fetching crate c2rust-ast-builder 0.16.0...
[INFO] documenting c2rust-ast-builder-0.16.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate c2rust-ast-builder 0.16.0 into /workspace/builds/worker-114/source
[INFO] validating manifest of crates.io crate c2rust-ast-builder 0.16.0 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 c2rust-ast-builder 0.16.0
[INFO] finished tweaking crates.io crate c2rust-ast-builder 0.16.0
[INFO] tweaked toml for crates.io crate c2rust-ast-builder 0.16.0 written to /workspace/builds/worker-114/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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] ab52cc1527270793b7053e6087baebf89002e5d93303d235c6abd84edbf5aa0b
[INFO] running `Command { std: "docker" "start" "-a" "ab52cc1527270793b7053e6087baebf89002e5d93303d235c6abd84edbf5aa0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab52cc1527270793b7053e6087baebf89002e5d93303d235c6abd84edbf5aa0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab52cc1527270793b7053e6087baebf89002e5d93303d235c6abd84edbf5aa0b", kill_on_drop: false }`
[INFO] [stdout] ab52cc1527270793b7053e6087baebf89002e5d93303d235c6abd84edbf5aa0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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] abd4305909ef9fd2ae7487c4ed2229dd32f9a26f5886fa7a6f62bd0977d4aed0
[INFO] running `Command { std: "docker" "start" "-a" "abd4305909ef9fd2ae7487c4ed2229dd32f9a26f5886fa7a6f62bd0977d4aed0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting c2rust-ast-builder v0.16.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]     --> src/builder.rs:2629:9
[INFO] [stdout]      |
[INFO] [stdout] 2629 | /// See https://doc.rust-lang.org/reference/expressions.html
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://doc.rust-lang.org/reference/expressions.html>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]      = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.59s
[INFO] running `Command { std: "docker" "inspect" "abd4305909ef9fd2ae7487c4ed2229dd32f9a26f5886fa7a6f62bd0977d4aed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abd4305909ef9fd2ae7487c4ed2229dd32f9a26f5886fa7a6f62bd0977d4aed0", kill_on_drop: false }`
[INFO] [stdout] abd4305909ef9fd2ae7487c4ed2229dd32f9a26f5886fa7a6f62bd0977d4aed0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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] 410c1f1a78f960a248ceed061c96694a218b9acb9338e7fb973f472ad15d0238
[INFO] running `Command { std: "docker" "start" "-a" "410c1f1a78f960a248ceed061c96694a218b9acb9338e7fb973f472ad15d0238", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting c2rust-ast-builder v0.16.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]     --> src/builder.rs:2629:9
[INFO] [stdout]      |
[INFO] [stdout] 2629 | /// See https://doc.rust-lang.org/reference/expressions.html
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://doc.rust-lang.org/reference/expressions.html>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]      = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.22s
[INFO] running `Command { std: "docker" "inspect" "410c1f1a78f960a248ceed061c96694a218b9acb9338e7fb973f472ad15d0238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "410c1f1a78f960a248ceed061c96694a218b9acb9338e7fb973f472ad15d0238", kill_on_drop: false }`
[INFO] [stdout] 410c1f1a78f960a248ceed061c96694a218b9acb9338e7fb973f472ad15d0238