[INFO] cloning repository https://github.com/matklad/rustlexspec
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matklad/rustlexspec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatklad%2Frustlexspec", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatklad%2Frustlexspec'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e37f07123e64e12acda492954a9b54563e8c9d28
[INFO] documenting matklad/rustlexspec against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatklad%2Frustlexspec" "/workspace/builds/worker-36/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-36/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matklad/rustlexspec on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/matklad/rustlexspec
[INFO] finished tweaking git repo https://github.com/matklad/rustlexspec
[INFO] tweaked toml for git repo https://github.com/matklad/rustlexspec written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate git repo https://github.com/matklad/rustlexspec already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syntex_errors v0.43.0
[INFO] [stderr]   Downloaded syntex_pos v0.43.0
[INFO] [stderr]   Downloaded syntex_syntax v0.43.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6a669c24fb22f28691c4085f34ce1156138f5e745ecc27d6f02c31b00e53114
[INFO] running `Command { std: "docker" "start" "-a" "f6a669c24fb22f28691c4085f34ce1156138f5e745ecc27d6f02c31b00e53114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6a669c24fb22f28691c4085f34ce1156138f5e745ecc27d6f02c31b00e53114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6a669c24fb22f28691c4085f34ce1156138f5e745ecc27d6f02c31b00e53114", kill_on_drop: false }`
[INFO] [stdout] f6a669c24fb22f28691c4085f34ce1156138f5e745ecc27d6f02c31b00e53114
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9582d82398bddeccfd710ad7380d2426e0de99a03310964aa30920b9646c0c9e
[INFO] running `Command { std: "docker" "start" "-a" "9582d82398bddeccfd710ad7380d2426e0de99a03310964aa30920b9646c0c9e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The bin target `syntex-tokenizer` in package `syntex_tokenizer v0.1.0 (/opt/rustwide/workdir/syntex_tokenizer)` has the same output filename as the lib target `syntex_tokenizer` in package `syntex_tokenizer v0.1.0 (/opt/rustwide/workdir/syntex_tokenizer)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/doc/syntex_tokenizer/index.html
[INFO] [stderr] The output filenames should be unique.
[INFO] [stderr] This is a known bug where multiple crates with the same name use
[INFO] [stderr] the same path; see <https://github.com/rust-lang/cargo/issues/6313>.
[INFO] [stderr] If this looks unexpected, it may be a bug in Cargo. Please file a bug report at
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/ with as much information as you
[INFO] [stderr] can provide.
[INFO] [stderr] cargo 1.61.0 (a028ae4 2022-04-29) running on `x86_64-unknown-linux-gnu` target `x86_64-unknown-linux-gnu`
[INFO] [stderr] First unit: Unit { pkg: Package { id: PackageId { name: "syntex_tokenizer", version: "0.1.0", source: "/opt/rustwide/workdir/syntex_tokenizer" }, ..: ".." }, target: TargetInner { name: "syntex-tokenizer", doc: true, ..: with_path("/opt/rustwide/workdir/syntex_tokenizer/main.rs", Edition2015) }, profile: Profile { incremental: false, ..: default_dev() }, kind: Host, mode: Doc { deps: false }, features: [], artifact: false, is_std: false, dep_hash: 10178422265751254608 }
[INFO] [stderr] Second unit: Unit { pkg: Package { id: PackageId { name: "syntex_tokenizer", version: "0.1.0", source: "/opt/rustwide/workdir/syntex_tokenizer" }, ..: ".." }, target: TargetInner { ..: lib_target("syntex_tokenizer", ["lib"], "/opt/rustwide/workdir/syntex_tokenizer/lib.rs", Edition2015) }, profile: Profile { incremental: false, ..: default_dev() }, kind: Host, mode: Doc { deps: false }, features: [], artifact: false, is_std: false, dep_hash: 298057790129516586 }
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking libc v0.2.16
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking regex-syntax v0.3.5
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking rustc-serialize v0.3.19
[INFO] [stderr]     Checking lazy_static v0.2.1
[INFO] [stderr]     Checking unicode-xid v0.0.3
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]     Checking bitflags v0.5.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.19/src/serialize.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking term v0.4.4
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9582d82398bddeccfd710ad7380d2426e0de99a03310964aa30920b9646c0c9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9582d82398bddeccfd710ad7380d2426e0de99a03310964aa30920b9646c0c9e", kill_on_drop: false }`
[INFO] [stdout] 9582d82398bddeccfd710ad7380d2426e0de99a03310964aa30920b9646c0c9e