[INFO] cloning repository https://github.com/glennw/wr-sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/glennw/wr-sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglennw%2Fwr-sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglennw%2Fwr-sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 431dde003bba3662288f42f72859f1631c3c906a
[INFO] documenting glennw/wr-sample against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglennw%2Fwr-sample" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/glennw/wr-sample on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/glennw/wr-sample
[INFO] finished tweaking git repo https://github.com/glennw/wr-sample
[INFO] tweaked toml for git repo https://github.com/glennw/wr-sample written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/glennw/wr-sample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/servo/webrender`
[INFO] [stderr]     Updating git repository `https://github.com/servo/rust-freetype`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v0.3.5
[INFO] [stderr]   Downloaded num-traits v0.1.36
[INFO] [stderr]   Downloaded libloading v0.3.1
[INFO] [stderr]   Downloaded gleam v0.2.22
[INFO] [stderr]   Downloaded serde v0.8.16
[INFO] [stderr]   Downloaded serde_codegen_internals v0.10.0
[INFO] [stderr]   Downloaded syntex_errors v0.46.0
[INFO] [stderr]   Downloaded crossbeam v0.2.10
[INFO] [stderr]   Downloaded syntex_pos v0.46.0
[INFO] [stderr]   Downloaded deque v0.3.1
[INFO] [stderr]   Downloaded serde_json v0.8.3
[INFO] [stderr]   Downloaded target_build_utils v0.1.2
[INFO] [stderr]   Downloaded serde v0.7.15
[INFO] [stderr]   Downloaded phf v0.7.18
[INFO] [stderr]   Downloaded bit-vec v0.4.3
[INFO] [stderr]   Downloaded phf_generator v0.7.18
[INFO] [stderr]   Downloaded dlib v0.3.1
[INFO] [stderr]   Downloaded x11 v2.11.0
[INFO] [stderr]   Downloaded glutin v0.6.2
[INFO] [stderr]   Downloaded bincode v0.6.0
[INFO] [stderr]   Downloaded fnv v1.0.5
[INFO] [stderr]   Downloaded post-expansion v0.1.0
[INFO] [stderr]   Downloaded phf_shared v0.7.18
[INFO] [stderr]   Downloaded heapsize v0.3.7
[INFO] [stderr]   Downloaded shared_library v0.1.5
[INFO] [stderr]   Downloaded syn v0.9.2
[INFO] [stderr]   Downloaded phf_codegen v0.7.18
[INFO] [stderr]   Downloaded android_glue v0.2.1
[INFO] [stderr]   Downloaded ipc-channel v0.5.1
[INFO] [stderr]   Downloaded syntex_syntax v0.46.0
[INFO] [stderr]   Downloaded rayon v0.4.3
[INFO] [stderr]   Downloaded x11-dl v2.11.0
[INFO] [stderr]   Downloaded app_units v0.3.0
[INFO] [stderr]   Downloaded euclid v0.10.2
[INFO] [stderr]   Downloaded uuid v0.3.1
[INFO] [stderr]   Downloaded core-graphics v0.4.1
[INFO] [stderr]   Downloaded core-text v2.0.0
[INFO] [stderr]   Downloaded bit-set v0.4.0
[INFO] [stderr]   Downloaded offscreen_gl_context v0.4.5
[INFO] [stderr]   Downloaded syntex v0.46.0
[INFO] [stderr]   Downloaded serde_codegen v0.8.16
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 385ee7c37f3a1a5334bef941d73804f4109c7953e562638368cc55adc6e777f3
[INFO] running `Command { std: "docker" "start" "-a" "385ee7c37f3a1a5334bef941d73804f4109c7953e562638368cc55adc6e777f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "385ee7c37f3a1a5334bef941d73804f4109c7953e562638368cc55adc6e777f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "385ee7c37f3a1a5334bef941d73804f4109c7953e562638368cc55adc6e777f3", kill_on_drop: false }`
[INFO] [stdout] 385ee7c37f3a1a5334bef941d73804f4109c7953e562638368cc55adc6e777f3
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f90bffbe209d2950788152227b753c2565ed5ddf5d2c352041528998ed53b41
[INFO] running `Command { std: "docker" "start" "-a" "0f90bffbe209d2950788152227b753c2565ed5ddf5d2c352041528998ed53b41", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling libc v0.2.17
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling phf_shared v0.7.18
[INFO] [stderr]     Checking lazy_static v0.2.1
[INFO] [stderr]    Compiling khronos_api v1.0.0
[INFO] [stderr]    Compiling serde v0.8.16
[INFO] [stderr]    Compiling num-traits v0.1.36
[INFO] [stderr]    Compiling dtoa v0.2.2
[INFO] [stderr]    Compiling itoa v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling rustc-serialize v0.3.19
[INFO] [stderr]    Compiling quote v0.3.5
[INFO] [stderr]    Compiling heapsize v0.3.7
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]     Checking crossbeam v0.2.10
[INFO] [stderr]     Checking bit-vec v0.4.3
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]    Compiling x11 v2.11.0
[INFO] [stderr]    Compiling x11-dl v2.11.0
[INFO] [stderr]     Checking num_cpus v1.1.0
[INFO] [stderr]     Checking freetype v0.1.0 (https://github.com/servo/rust-freetype#d564ff90)
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking time v0.1.35
[INFO] [stderr]    Compiling xml-rs v0.3.4
[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]    Compiling phf v0.7.18
[INFO] [stderr]    Compiling term v0.4.4
[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]    Compiling syn v0.9.2
[INFO] [stderr]     Checking memmap v0.2.3
[INFO] [stderr]     Checking shared_library v0.1.5
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling gl_generator v0.5.2
[INFO] [stderr]    Compiling wayland-scanner v0.5.11
[INFO] [stderr]    Compiling tempfile v2.1.4
[INFO] [stderr]     Checking deque v0.3.1
[INFO] [stderr]    Compiling serde_codegen_internals v0.10.0
[INFO] [stderr]    Compiling post-expansion v0.1.0
[INFO] [stderr]    Compiling phf_generator v0.7.18
[INFO] [stderr]     Checking rayon v0.4.3
[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] [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: build failed
[INFO] running `Command { std: "docker" "inspect" "0f90bffbe209d2950788152227b753c2565ed5ddf5d2c352041528998ed53b41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f90bffbe209d2950788152227b753c2565ed5ddf5d2c352041528998ed53b41", kill_on_drop: false }`
[INFO] [stdout] 0f90bffbe209d2950788152227b753c2565ed5ddf5d2c352041528998ed53b41
