[INFO] fetching crate syn 1.0.95...
[INFO] documenting syn-1.0.95 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate syn 1.0.95 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate syn 1.0.95 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 syn 1.0.95
[INFO] finished tweaking crates.io crate syn 1.0.95
[INFO] tweaked toml for crates.io crate syn 1.0.95 written to /workspace/builds/worker-16/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 97c827d88a3cfb86e610ee6d95348d19d67fc0308b36ef69484d27dee52d44b7
[INFO] running `Command { std: "docker" "start" "-a" "97c827d88a3cfb86e610ee6d95348d19d67fc0308b36ef69484d27dee52d44b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97c827d88a3cfb86e610ee6d95348d19d67fc0308b36ef69484d27dee52d44b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97c827d88a3cfb86e610ee6d95348d19d67fc0308b36ef69484d27dee52d44b7", kill_on_drop: false }`
[INFO] [stdout] 97c827d88a3cfb86e610ee6d95348d19d67fc0308b36ef69484d27dee52d44b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 332d60d29b52bf132e54c2879e8a614b66859566c81d8997cf78ffdb77a03703
[INFO] running `Command { std: "docker" "start" "-a" "332d60d29b52bf132e54c2879e8a614b66859566c81d8997cf78ffdb77a03703", 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] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting syn v1.0.95 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `File`
[INFO] [stdout]   --> src/lib.rs:42:20
[INFO] [stdout]    |
[INFO] [stdout] 42 | //! [`syn::File`]: File
[INFO] [stdout]    |                    ^^^^ no item named `File` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Item`
[INFO] [stdout]   --> src/lib.rs:43:20
[INFO] [stdout]    |
[INFO] [stdout] 43 | //! [`syn::Item`]: Item
[INFO] [stdout]    |                    ^^^^ no item named `Item` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `crate::ItemStatic`
[INFO] [stdout]   --> src/token.rs:13:21
[INFO] [stdout]    |
[INFO] [stdout] 13 | //! [`ItemStatic`]: crate::ItemStatic
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^ no item named `ItemStatic` in module `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Block::parse_within`
[INFO] [stdout]   --> src/parse_quote.rs:61:20
[INFO] [stdout]    |
[INFO] [stdout] 61 | /// [`Vec<Stmt>`]: Block::parse_within
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^ no item named `Block` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.52s
[INFO] running `Command { std: "docker" "inspect" "332d60d29b52bf132e54c2879e8a614b66859566c81d8997cf78ffdb77a03703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "332d60d29b52bf132e54c2879e8a614b66859566c81d8997cf78ffdb77a03703", kill_on_drop: false }`
[INFO] [stdout] 332d60d29b52bf132e54c2879e8a614b66859566c81d8997cf78ffdb77a03703
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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" "--all-features" "--frozen" "--message-format=json" "--" "--cfg" "doc_cfg" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 250ff912c92d41a21ac0e064244ea38a183e15556adac13766befb6260c0ac68
[INFO] running `Command { std: "docker" "start" "-a" "250ff912c92d41a21ac0e064244ea38a183e15556adac13766befb6260c0ac68", 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 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting syn v1.0.95 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.82s
[INFO] running `Command { std: "docker" "inspect" "250ff912c92d41a21ac0e064244ea38a183e15556adac13766befb6260c0ac68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250ff912c92d41a21ac0e064244ea38a183e15556adac13766befb6260c0ac68", kill_on_drop: false }`
[INFO] [stdout] 250ff912c92d41a21ac0e064244ea38a183e15556adac13766befb6260c0ac68