[INFO] fetching crate lang-util 0.2.0...
[INFO] documenting lang-util-0.2.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate lang-util 0.2.0 into /workspace/builds/worker-35/source
[INFO] validating manifest of crates.io crate lang-util 0.2.0 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 lang-util 0.2.0
[INFO] finished tweaking crates.io crate lang-util 0.2.0
[INFO] tweaked toml for crates.io crate lang-util 0.2.0 written to /workspace/builds/worker-35/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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] f0b704195aef4e2f10ee81d301dabcc287abfee16686f1710e60ac02c0a6ce63
[INFO] running `Command { std: "docker" "start" "-a" "f0b704195aef4e2f10ee81d301dabcc287abfee16686f1710e60ac02c0a6ce63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0b704195aef4e2f10ee81d301dabcc287abfee16686f1710e60ac02c0a6ce63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b704195aef4e2f10ee81d301dabcc287abfee16686f1710e60ac02c0a6ce63", kill_on_drop: false }`
[INFO] [stdout] f0b704195aef4e2f10ee81d301dabcc287abfee16686f1710e60ac02c0a6ce63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] 6eb8d54187ccad9f4d5525e174023a1e688ee501e2b2885554cca88056b8d318
[INFO] running `Command { std: "docker" "start" "-a" "6eb8d54187ccad9f4d5525e174023a1e688ee501e2b2885554cca88056b8d318", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking line-span v0.1.3
[INFO] [stderr]     Checking text-size v1.1.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking smol_str v0.1.23
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling lang-util-derive v0.2.0
[INFO] [stderr]  Documenting lang-util v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `error`
[INFO] [stdout]  --> src/lib.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | //! - [error]: parsing error reporting module, with user-readable location information. Only
[INFO] [stdout]   |        ^^^^^ no item named `error` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.90s
[INFO] running `Command { std: "docker" "inspect" "6eb8d54187ccad9f4d5525e174023a1e688ee501e2b2885554cca88056b8d318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eb8d54187ccad9f4d5525e174023a1e688ee501e2b2885554cca88056b8d318", kill_on_drop: false }`
[INFO] [stdout] 6eb8d54187ccad9f4d5525e174023a1e688ee501e2b2885554cca88056b8d318
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] e1c6577f120dba0395e524b238f2cf913d018d458d2b60fd200286ca897350cc
[INFO] running `Command { std: "docker" "start" "-a" "e1c6577f120dba0395e524b238f2cf913d018d458d2b60fd200286ca897350cc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking line-span v0.1.3
[INFO] [stderr]     Checking text-size v1.1.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking smol_str v0.1.23
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling lang-util-derive v0.2.0
[INFO] [stderr]  Documenting lang-util v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `error`
[INFO] [stdout]  --> src/lib.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | //! - [error]: parsing error reporting module, with user-readable location information. Only
[INFO] [stdout]   |        ^^^^^ no item named `error` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.32s
[INFO] running `Command { std: "docker" "inspect" "e1c6577f120dba0395e524b238f2cf913d018d458d2b60fd200286ca897350cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1c6577f120dba0395e524b238f2cf913d018d458d2b60fd200286ca897350cc", kill_on_drop: false }`
[INFO] [stdout] e1c6577f120dba0395e524b238f2cf913d018d458d2b60fd200286ca897350cc