[INFO] fetching crate chasa 0.1.8...
[INFO] documenting chasa-0.1.8 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate chasa 0.1.8 into /workspace/builds/worker-74/source
[INFO] validating manifest of crates.io crate chasa 0.1.8 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 chasa 0.1.8
[INFO] finished tweaking crates.io crate chasa 0.1.8
[INFO] tweaked toml for crates.io crate chasa 0.1.8 written to /workspace/builds/worker-74/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-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 50821bf152e8b8dcca9f27b5327aec4d33c7ba2d2429ca81c9d022d0b6fd25ad
[INFO] running `Command { std: "docker" "start" "-a" "50821bf152e8b8dcca9f27b5327aec4d33c7ba2d2429ca81c9d022d0b6fd25ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50821bf152e8b8dcca9f27b5327aec4d33c7ba2d2429ca81c9d022d0b6fd25ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50821bf152e8b8dcca9f27b5327aec4d33c7ba2d2429ca81c9d022d0b6fd25ad", kill_on_drop: false }`
[INFO] [stdout] 50821bf152e8b8dcca9f27b5327aec4d33c7ba2d2429ca81c9d022d0b6fd25ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 5ce6779026b99878d8ab15f18686e23f47318865b95f4da3d0f30441ccd19065
[INFO] running `Command { std: "docker" "start" "-a" "5ce6779026b99878d8ab15f18686e23f47318865b95f4da3d0f30441ccd19065", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]  Documenting chasa v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `Parser`
[INFO] [stdout]   --> src/lib.rs:23:85
[INFO] [stdout]    |
[INFO] [stdout] 23 | To define and re-use the syntax recursively, use a function (which implements the [`Parser`] trait) that returns `impl `[`ParserOnce`].
[INFO] [stdout]    |                                                                                     ^^^^^^ no item named `Parser` 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 `ParserOnce`
[INFO] [stdout]   --> src/lib.rs:23:123
[INFO] [stdout]    |
[INFO] [stdout] 23 | To define and re-use the syntax recursively, use a function (which implements the [`Parser`] trait) that returns `impl `[`ParserOnce`].
[INFO] [stdout]    |                                                                                                                           ^^^^^^^^^^ no item named `ParserOnce` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.92s
[INFO] running `Command { std: "docker" "inspect" "5ce6779026b99878d8ab15f18686e23f47318865b95f4da3d0f30441ccd19065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ce6779026b99878d8ab15f18686e23f47318865b95f4da3d0f30441ccd19065", kill_on_drop: false }`
[INFO] [stdout] 5ce6779026b99878d8ab15f18686e23f47318865b95f4da3d0f30441ccd19065
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 5163ff85da0c9db200ed5d4d938a59f073d88f69501dc55b3d478868fccf05df
[INFO] running `Command { std: "docker" "start" "-a" "5163ff85da0c9db200ed5d4d938a59f073d88f69501dc55b3d478868fccf05df", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]  Documenting chasa v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `Parser`
[INFO] [stdout]   --> src/lib.rs:23:85
[INFO] [stdout]    |
[INFO] [stdout] 23 | To define and re-use the syntax recursively, use a function (which implements the [`Parser`] trait) that returns `impl `[`ParserOnce`].
[INFO] [stdout]    |                                                                                     ^^^^^^ no item named `Parser` 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 `ParserOnce`
[INFO] [stdout]   --> src/lib.rs:23:123
[INFO] [stdout]    |
[INFO] [stdout] 23 | To define and re-use the syntax recursively, use a function (which implements the [`Parser`] trait) that returns `impl `[`ParserOnce`].
[INFO] [stdout]    |                                                                                                                           ^^^^^^^^^^ no item named `ParserOnce` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.51s
[INFO] running `Command { std: "docker" "inspect" "5163ff85da0c9db200ed5d4d938a59f073d88f69501dc55b3d478868fccf05df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5163ff85da0c9db200ed5d4d938a59f073d88f69501dc55b3d478868fccf05df", kill_on_drop: false }`
[INFO] [stdout] 5163ff85da0c9db200ed5d4d938a59f073d88f69501dc55b3d478868fccf05df