[INFO] cloning repository https://github.com/k4nar/rustracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/k4nar/rustracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk4nar%2Frustracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk4nar%2Frustracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6dc499d14563dc0cfc6104037f62f2809d1494a
[INFO] documenting k4nar/rustracer 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%2Fk4nar%2Frustracer" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/k4nar/rustracer 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/k4nar/rustracer
[INFO] finished tweaking git repo https://github.com/k4nar/rustracer
[INFO] tweaked toml for git repo https://github.com/k4nar/rustracer written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/k4nar/rustracer 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]     Updating git repository `https://github.com/PistonDevelopers/image`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded png v0.3.1
[INFO] [stderr]   Downloaded rustc-serialize v0.3.16
[INFO] [stderr]   Downloaded rand v0.3.11
[INFO] [stderr]   Downloaded advapi32-sys v0.1.2
[INFO] [stderr]   Downloaded winapi v0.2.4
[INFO] [stderr]   Downloaded glob v0.2.10
[INFO] [stderr]   Downloaded enum_primitive v0.0.1
[INFO] [stderr]   Downloaded byteorder v0.3.13
[INFO] [stderr]   Downloaded color_quant v1.0.0
[INFO] [stderr]   Downloaded bitflags v0.3.2
[INFO] [stderr]   Downloaded libc v0.1.10
[INFO] [stderr]   Downloaded lzw v0.8.0
[INFO] [stderr]   Downloaded gif v0.5.0
[INFO] [stderr]   Downloaded gcc v0.3.16
[INFO] [stderr]   Downloaded num v0.1.27
[INFO] [stderr]   Downloaded flate2 v0.2.9
[INFO] [stderr]   Downloaded miniz-sys v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] baa346c280b6fdae4342f5f1bbc7a845df6662a4a9fd23194b5f6193a371e7f7
[INFO] running `Command { std: "docker" "start" "-a" "baa346c280b6fdae4342f5f1bbc7a845df6662a4a9fd23194b5f6193a371e7f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baa346c280b6fdae4342f5f1bbc7a845df6662a4a9fd23194b5f6193a371e7f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baa346c280b6fdae4342f5f1bbc7a845df6662a4a9fd23194b5f6193a371e7f7", kill_on_drop: false }`
[INFO] [stdout] baa346c280b6fdae4342f5f1bbc7a845df6662a4a9fd23194b5f6193a371e7f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 760cd8c44728e89bf743fe8bfa179cb8b270ab8d0cd3d4b2c4512a22b275f601
[INFO] running `Command { std: "docker" "start" "-a" "760cd8c44728e89bf743fe8bfa179cb8b270ab8d0cd3d4b2c4512a22b275f601", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.1.10
[INFO] [stderr]     Checking winapi v0.2.4
[INFO] [stderr]    Compiling gcc v0.3.16
[INFO] [stderr]     Checking rustc-serialize v0.3.16
[INFO] [stderr]     Checking lzw v0.8.0
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking bitflags v0.3.2
[INFO] [stderr]     Checking byteorder v0.3.13
[INFO] [stderr]     Checking glob v0.2.10
[INFO] [stderr]     Checking advapi32-sys v0.1.2
[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 gif v0.5.0
[INFO] [stderr]     Checking rand v0.3.11
[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` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "760cd8c44728e89bf743fe8bfa179cb8b270ab8d0cd3d4b2c4512a22b275f601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "760cd8c44728e89bf743fe8bfa179cb8b270ab8d0cd3d4b2c4512a22b275f601", kill_on_drop: false }`
[INFO] [stdout] 760cd8c44728e89bf743fe8bfa179cb8b270ab8d0cd3d4b2c4512a22b275f601