[INFO] fetching crate cfgcomment-buildscript 0.3.0...
[INFO] documenting cfgcomment-buildscript-0.3.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate cfgcomment-buildscript 0.3.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate cfgcomment-buildscript 0.3.0 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 cfgcomment-buildscript 0.3.0
[INFO] finished tweaking crates.io crate cfgcomment-buildscript 0.3.0
[INFO] tweaked toml for crates.io crate cfgcomment-buildscript 0.3.0 written to /workspace/builds/worker-21/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] [stderr]     Blocking waiting for file lock on package cache
[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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 03ab6288eb654d86e4f6bc24c56202afe3e70f9feb13f72ac139d116dabd1247
[INFO] running `Command { std: "docker" "start" "-a" "03ab6288eb654d86e4f6bc24c56202afe3e70f9feb13f72ac139d116dabd1247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03ab6288eb654d86e4f6bc24c56202afe3e70f9feb13f72ac139d116dabd1247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03ab6288eb654d86e4f6bc24c56202afe3e70f9feb13f72ac139d116dabd1247", kill_on_drop: false }`
[INFO] [stdout] 03ab6288eb654d86e4f6bc24c56202afe3e70f9feb13f72ac139d116dabd1247
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] be47767ed7fb11dd0e7e30b8bec746e700c6bdd4b3704a1e6f0704406676c5f7
[INFO] running `Command { std: "docker" "start" "-a" "be47767ed7fb11dd0e7e30b8bec746e700c6bdd4b3704a1e6f0704406676c5f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling peg-runtime v0.7.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling peg-macros v0.7.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking peg v0.7.0
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking cfgcomment-core v0.3.0
[INFO] [stderr]  Documenting cfgcomment-buildscript v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.62s
[INFO] running `Command { std: "docker" "inspect" "be47767ed7fb11dd0e7e30b8bec746e700c6bdd4b3704a1e6f0704406676c5f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be47767ed7fb11dd0e7e30b8bec746e700c6bdd4b3704a1e6f0704406676c5f7", kill_on_drop: false }`
[INFO] [stdout] be47767ed7fb11dd0e7e30b8bec746e700c6bdd4b3704a1e6f0704406676c5f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] dbbf96588836ea6ff6cda524e2ea193a451e0919f2e3c4ec909b737b695c074d
[INFO] running `Command { std: "docker" "start" "-a" "dbbf96588836ea6ff6cda524e2ea193a451e0919f2e3c4ec909b737b695c074d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling peg-runtime v0.7.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]    Compiling peg-macros v0.7.0
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking peg v0.7.0
[INFO] [stderr]     Checking cfgcomment-core v0.3.0
[INFO] [stdout] error: expected one of "!", "#", "##", "$", "&", "(", "/", ";", "<", "@", "crate", "expected", "position", "precedence", "pub", "quiet", "rule", "use", "}"
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cfgcomment-core-0.3.0/src/lib.rs:55:1
[INFO] [stdout]    |
[INFO] [stdout] 55 | / peg::parser! {
[INFO] [stdout] 56 | |     grammar cfg() for str {
[INFO] [stdout] 57 | |         pub(crate) rule cfg() -> CfgTag
[INFO] [stdout] 58 | |             = "[" _ "cfg" _ "(" _ "end" _ ")" _ "]" {CfgTag::End}
[INFO] [stdout] ...  |
[INFO] [stdout] 75 | |     }
[INFO] [stdout] 76 | | }
[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[E0433]: failed to resolve: use of undeclared crate or module `cfg`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cfgcomment-core-0.3.0/src/lib.rs:162:26
[INFO] [stdout]     |
[INFO] [stdout] 162 |             let parsed = cfg::cfg(&cfg[desc.cfg_prefix_comment_len..]).unwrap();
[INFO] [stdout]     |                          ^^^ use of undeclared crate or module `cfg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cfgcomment-core` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "dbbf96588836ea6ff6cda524e2ea193a451e0919f2e3c4ec909b737b695c074d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbbf96588836ea6ff6cda524e2ea193a451e0919f2e3c4ec909b737b695c074d", kill_on_drop: false }`
[INFO] [stdout] dbbf96588836ea6ff6cda524e2ea193a451e0919f2e3c4ec909b737b695c074d