[INFO] fetching crate rvs-parser 0.5.0...
[INFO] documenting rvs-parser-0.5.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate rvs-parser 0.5.0 into /workspace/builds/worker-35/source
[INFO] validating manifest of crates.io crate rvs-parser 0.5.0 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 rvs-parser 0.5.0
[INFO] finished tweaking crates.io crate rvs-parser 0.5.0
[INFO] tweaked toml for crates.io crate rvs-parser 0.5.0 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] 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] 1b47bd0ee8b66b26cdfb1d8f386b00c28a2caa2510148cc2fdc1b90ca9ca3042
[INFO] running `Command { std: "docker" "start" "-a" "1b47bd0ee8b66b26cdfb1d8f386b00c28a2caa2510148cc2fdc1b90ca9ca3042", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b47bd0ee8b66b26cdfb1d8f386b00c28a2caa2510148cc2fdc1b90ca9ca3042", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b47bd0ee8b66b26cdfb1d8f386b00c28a2caa2510148cc2fdc1b90ca9ca3042", kill_on_drop: false }`
[INFO] [stdout] 1b47bd0ee8b66b26cdfb1d8f386b00c28a2caa2510148cc2fdc1b90ca9ca3042
[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] ddc4e4f5de2375e461df472c5f5c2bc227ce916fd3da4311ec7a2ede9d8b7443
[INFO] running `Command { std: "docker" "start" "-a" "ddc4e4f5de2375e461df472c5f5c2bc227ce916fd3da4311ec7a2ede9d8b7443", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling peg-runtime v0.6.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling peg-macros v0.6.3
[INFO] [stderr]     Checking peg v0.6.3
[INFO] [stderr]  Documenting rvs-parser v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.53s
[INFO] running `Command { std: "docker" "inspect" "ddc4e4f5de2375e461df472c5f5c2bc227ce916fd3da4311ec7a2ede9d8b7443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc4e4f5de2375e461df472c5f5c2bc227ce916fd3da4311ec7a2ede9d8b7443", kill_on_drop: false }`
[INFO] [stdout] ddc4e4f5de2375e461df472c5f5c2bc227ce916fd3da4311ec7a2ede9d8b7443
[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] 8f96e01d6638a744813ee3b611bba71e5f20df6c2174eb355a080ee06baffd1a
[INFO] running `Command { std: "docker" "start" "-a" "8f96e01d6638a744813ee3b611bba71e5f20df6c2174eb355a080ee06baffd1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling peg-runtime v0.6.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling peg-macros v0.6.3
[INFO] [stderr]     Checking peg v0.6.3
[INFO] [stderr]  Documenting rvs-parser v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of "!", "##", "$", "&", "(", "--", "@", "expected", "position", "precedence", "quiet", "}"
[INFO] [stdout]    --> src/grammar.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | / peg::parser!{grammar grammar() for str {
[INFO] [stdout] 22  | |     rule import_path() -> &'input str
[INFO] [stdout] 23  | |         = quiet!{$([':' | 'a'..='z' | 'A'..='Z' | '_']+)} / expected!("import path")
[INFO] [stdout] 24  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 306 | |         = ['0'..='9' | 'a'..='f' | 'A'..='F']
[INFO] [stdout] 307 | | }}
[INFO] [stdout]     | |__^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `peg::parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `grammar`
[INFO] [stdout]   --> src/grammar.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub use grammar::*;
[INFO] [stdout]    |         ^^^^^^^ help: a similar path exists: `crate::grammar`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `use` statements changed in Rust 2018; read more at <https://doc.rust-lang.org/edition-guide/rust-2018/module-system/path-clarity.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `rvs-parser`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name rvs_parser src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat -Z unstable-options --document-private-items -C metadata=b57c333f4024ea20 -L dependency=/opt/rustwide/target/debug/deps --extern peg=/opt/rustwide/target/debug/deps/libpeg-5286c9d4e3b90f0b.rmeta --extern-html-root-url 'peg=https://docs.rs/peg/0.6.3/' -Zunstable-options --crate-version 0.5.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "8f96e01d6638a744813ee3b611bba71e5f20df6c2174eb355a080ee06baffd1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f96e01d6638a744813ee3b611bba71e5f20df6c2174eb355a080ee06baffd1a", kill_on_drop: false }`
[INFO] [stdout] 8f96e01d6638a744813ee3b611bba71e5f20df6c2174eb355a080ee06baffd1a