[INFO] fetching crate sewer-replacement 0.1.0...
[INFO] documenting sewer-replacement-0.1.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate sewer-replacement 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate sewer-replacement 0.1.0 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 sewer-replacement 0.1.0
[INFO] finished tweaking crates.io crate sewer-replacement 0.1.0
[INFO] tweaked toml for crates.io crate sewer-replacement 0.1.0 written to /workspace/builds/worker-9/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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6825c90c9f72524fd9b81734da228bdbbcc7b12873382eea2edd55a6d2aa3dd4
[INFO] running `Command { std: "docker" "start" "-a" "6825c90c9f72524fd9b81734da228bdbbcc7b12873382eea2edd55a6d2aa3dd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6825c90c9f72524fd9b81734da228bdbbcc7b12873382eea2edd55a6d2aa3dd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6825c90c9f72524fd9b81734da228bdbbcc7b12873382eea2edd55a6d2aa3dd4", kill_on_drop: false }`
[INFO] [stdout] 6825c90c9f72524fd9b81734da228bdbbcc7b12873382eea2edd55a6d2aa3dd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 367cd043a8a85444dec6f0b7fd6f22f74f91ccc993ce704a99025a94fec61175
[INFO] running `Command { std: "docker" "start" "-a" "367cd043a8a85444dec6f0b7fd6f22f74f91ccc993ce704a99025a94fec61175", 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 peg-runtime v0.8.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling peg-macros v0.8.0
[INFO] [stderr]     Checking peg v0.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]  Documenting sewer-replacement v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.19s
[INFO] running `Command { std: "docker" "inspect" "367cd043a8a85444dec6f0b7fd6f22f74f91ccc993ce704a99025a94fec61175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "367cd043a8a85444dec6f0b7fd6f22f74f91ccc993ce704a99025a94fec61175", kill_on_drop: false }`
[INFO] [stdout] 367cd043a8a85444dec6f0b7fd6f22f74f91ccc993ce704a99025a94fec61175
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] c18e8716e57ca1fb1dabe7c114585d3e2676d666b1f564e41f925b50ab6a2c8f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c18e8716e57ca1fb1dabe7c114585d3e2676d666b1f564e41f925b50ab6a2c8f", 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 peg-runtime v0.8.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling peg-macros v0.8.0
[INFO] [stderr]     Checking peg v0.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]  Documenting sewer-replacement v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of "!", "#", "##", "$", "&", "(", "/", ";", "@", "crate", "expected", "position", "precedence", "pub", "quiet", "rule", "use", "}"
[INFO] [stdout]    --> src/lib.rs:126:1
[INFO] [stdout]     |
[INFO] [stdout] 126 | / peg::parser! {
[INFO] [stdout] 127 | | pub grammar replacement() for str {
[INFO] [stdout] 128 | |     rule hex_char() -> u8
[INFO] [stdout] 129 | |     = v:['0'..='9'] {v as u8 - '0' as u8}
[INFO] [stdout] ...   |
[INFO] [stdout] 160 | | }
[INFO] [stdout] 161 | | }
[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: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `sewer-replacement`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name sewer_replacement 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=1ae33865c0ffbd16 -L dependency=/opt/rustwide/target/debug/deps --extern peg=/opt/rustwide/target/debug/deps/libpeg-3fe4a890e4b85ad3.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-d4203ad7bf8117ac.rmeta --extern-html-root-url 'peg=https://docs.rs/peg/0.8.0/' --extern-html-root-url 'thiserror=https://docs.rs/thiserror/1.0.31/' -Zunstable-options --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "c18e8716e57ca1fb1dabe7c114585d3e2676d666b1f564e41f925b50ab6a2c8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c18e8716e57ca1fb1dabe7c114585d3e2676d666b1f564e41f925b50ab6a2c8f", kill_on_drop: false }`
[INFO] [stdout] c18e8716e57ca1fb1dabe7c114585d3e2676d666b1f564e41f925b50ab6a2c8f