[INFO] cloning repository https://github.com/gandro/cargo-rumpbake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gandro/cargo-rumpbake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgandro%2Fcargo-rumpbake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgandro%2Fcargo-rumpbake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c01766991326e5e613f4c994bdcf80226b83cd8
[INFO] documenting gandro/cargo-rumpbake against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgandro%2Fcargo-rumpbake" "/workspace/builds/worker-75/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-75/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gandro/cargo-rumpbake on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gandro/cargo-rumpbake
[INFO] finished tweaking git repo https://github.com/gandro/cargo-rumpbake
[INFO] tweaked toml for git repo https://github.com/gandro/cargo-rumpbake written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] crate git repo https://github.com/gandro/cargo-rumpbake already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdf266b3832f8b562d26c7c06dcf6c5c87237d7bb0157a468596785464c6bd4c
[INFO] running `Command { std: "docker" "start" "-a" "fdf266b3832f8b562d26c7c06dcf6c5c87237d7bb0157a468596785464c6bd4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdf266b3832f8b562d26c7c06dcf6c5c87237d7bb0157a468596785464c6bd4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdf266b3832f8b562d26c7c06dcf6c5c87237d7bb0157a468596785464c6bd4c", kill_on_drop: false }`
[INFO] [stdout] fdf266b3832f8b562d26c7c06dcf6c5c87237d7bb0157a468596785464c6bd4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85f32aa5a743b10834c74e5259e64c7acc65f79cb2ff9f6928391961460759a7
[INFO] running `Command { std: "docker" "start" "-a" "85f32aa5a743b10834c74e5259e64c7acc65f79cb2ff9f6928391961460759a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gcc v0.3.16
[INFO] [stderr]     Checking libc v0.1.10
[INFO] [stderr]    Compiling pkg-config v0.3.5
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking rustc-serialize v0.3.16
[INFO] [stderr]     Checking winapi v0.2.4
[INFO] [stderr]     Checking matches v0.1.2
[INFO] [stderr]     Checking regex-syntax v0.2.2
[INFO] [stderr]     Checking bitflags v0.1.1
[INFO] [stderr]     Checking strsim v0.3.0
[INFO] [stderr]     Checking glob v0.2.10
[INFO] [stderr]     Checking threadpool v0.1.4
[INFO] [stderr]     Checking semver v0.1.20
[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-0.3.16/src/serialize.rs:145:45
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cmake v0.1.4
[INFO] [stderr]     Checking log v0.3.2
[INFO] [stderr]     Checking memchr v0.1.6
[INFO] [stderr]     Checking num_cpus v0.2.6
[INFO] [stderr]     Checking aho-corasick v0.3.2
[INFO] [stderr]    Compiling miniz-sys v0.1.6
[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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "85f32aa5a743b10834c74e5259e64c7acc65f79cb2ff9f6928391961460759a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85f32aa5a743b10834c74e5259e64c7acc65f79cb2ff9f6928391961460759a7", kill_on_drop: false }`
[INFO] [stdout] 85f32aa5a743b10834c74e5259e64c7acc65f79cb2ff9f6928391961460759a7
