[INFO] cloning repository https://github.com/killercup/link-checker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/killercup/link-checker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkillercup%2Flink-checker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkillercup%2Flink-checker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f308c1365f3c989fd9a93849f66839c6b722266
[INFO] documenting killercup/link-checker 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%2Fkillercup%2Flink-checker" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/killercup/link-checker 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/killercup/link-checker
[INFO] finished tweaking git repo https://github.com/killercup/link-checker
[INFO] tweaked toml for git repo https://github.com/killercup/link-checker written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/killercup/link-checker 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]  Downloading crates ...
[INFO] [stderr]   Downloaded debug_unreachable v0.0.6
[INFO] [stderr]   Downloaded serde v0.6.6
[INFO] [stderr]   Downloaded futf v0.1.1
[INFO] [stderr]   Downloaded difference v0.4.1
[INFO] [stderr]   Downloaded string_cache v0.2.5
[INFO] [stderr]   Downloaded unreachable v0.0.2
[INFO] [stderr]   Downloaded phf_codegen v0.7.9
[INFO] [stderr]   Downloaded assert_cli v0.2.0
[INFO] [stderr]   Downloaded phf_generator v0.7.9
[INFO] [stderr]   Downloaded void v0.0.5
[INFO] [stderr]   Downloaded phf_shared v0.7.9
[INFO] [stderr]   Downloaded phf v0.7.9
[INFO] [stderr]   Downloaded html5ever v0.2.11
[INFO] [stderr]   Downloaded tendril v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0f04415508dde6bec57492b8df9aab76463ce43182e51efae151a967e6c2745b
[INFO] running `Command { std: "docker" "start" "-a" "0f04415508dde6bec57492b8df9aab76463ce43182e51efae151a967e6c2745b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f04415508dde6bec57492b8df9aab76463ce43182e51efae151a967e6c2745b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f04415508dde6bec57492b8df9aab76463ce43182e51efae151a967e6c2745b", kill_on_drop: false }`
[INFO] [stdout] 0f04415508dde6bec57492b8df9aab76463ce43182e51efae151a967e6c2745b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 6c75fb44cc6d227cf9000db90afa1459f2a024ed06868677c5a0acb9e1506ba2
[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" "6c75fb44cc6d227cf9000db90afa1459f2a024ed06868677c5a0acb9e1506ba2", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.4
[INFO] [stderr]     Checking winapi v0.2.5
[INFO] [stderr]    Compiling pkg-config v0.3.6
[INFO] [stderr]     Checking rustc-serialize v0.3.16
[INFO] [stderr]    Compiling phf_shared v0.7.9
[INFO] [stderr]    Compiling gcc v0.3.21
[INFO] [stderr]     Checking void v0.0.5
[INFO] [stderr]     Checking lazy_static v0.1.15
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]     Checking matches v0.1.2
[INFO] [stderr]     Checking mac v0.0.2
[INFO] [stderr]     Checking unicase v1.1.0
[INFO] [stderr]     Checking traitobject v0.0.1
[INFO] [stderr]     Checking language-tags v0.2.0
[INFO] [stderr]     Checking httparse v1.1.0
[INFO] [stderr]     Checking rc v0.1.1
[INFO] [stderr]    Compiling advapi32-sys v0.1.2
[INFO] [stderr]    Compiling kernel32-sys v0.2.1
[INFO] [stderr]     Checking encoding v0.2.32
[INFO] [stderr]     Checking phf v0.7.9
[INFO] [stderr]     Checking unreachable v0.0.2
[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-0.3.16/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]     Checking log v0.3.4
[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-0.3.16/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]     Checking debug_unreachable v0.0.6
[INFO] [stderr]    Compiling openssl-sys v0.7.4
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking futf v0.1.1
[INFO] [stderr]    Compiling openssl-sys-extras v0.7.4
[INFO] [stderr]    Compiling openssl v0.7.4
[INFO] [stderr]     Checking tendril v0.1.6
[INFO] [stderr]     Checking time v0.1.34
[INFO] [stderr]     Checking num_cpus v0.2.10
[INFO] [stderr]    Compiling rand v0.3.12
[INFO] [stderr]     Checking solicit v0.4.4
[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" "6c75fb44cc6d227cf9000db90afa1459f2a024ed06868677c5a0acb9e1506ba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c75fb44cc6d227cf9000db90afa1459f2a024ed06868677c5a0acb9e1506ba2", kill_on_drop: false }`
[INFO] [stdout] 6c75fb44cc6d227cf9000db90afa1459f2a024ed06868677c5a0acb9e1506ba2
