[INFO] cloning repository https://github.com/mesosphere/star
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mesosphere/star" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmesosphere%2Fstar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmesosphere%2Fstar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aaff79eb0a8ed1a58ace475dd2e6131d5b20e224
[INFO] documenting mesosphere/star 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%2Fmesosphere%2Fstar" "/workspace/builds/worker-61/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-61/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mesosphere/star 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/mesosphere/star
[INFO] finished tweaking git repo https://github.com/mesosphere/star
[INFO] tweaked toml for git repo https://github.com/mesosphere/star written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] crate git repo https://github.com/mesosphere/star 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kernel32-sys v0.1.3
[INFO] [stderr]   Downloaded rustc-serialize v0.3.15
[INFO] [stderr]   Downloaded unicase v0.1.0
[INFO] [stderr]   Downloaded matches v0.1.2
[INFO] [stderr]   Downloaded url v0.2.36
[INFO] [stderr]   Downloaded openssl-sys v0.6.4
[INFO] [stderr]   Downloaded advapi32-sys v0.1.2
[INFO] [stderr]   Downloaded lazy_static v0.1.12
[INFO] [stderr]   Downloaded gcc v0.3.11
[INFO] [stderr]   Downloaded httparse v0.1.5
[INFO] [stderr]   Downloaded tempdir v0.3.4
[INFO] [stderr]   Downloaded cookie v0.1.21
[INFO] [stderr]   Downloaded aho-corasick v0.3.0
[INFO] [stderr]   Downloaded memchr v0.1.3
[INFO] [stderr]   Downloaded language-tags v0.0.7
[INFO] [stderr]   Downloaded regex-syntax v0.2.1
[INFO] [stderr]   Downloaded regex v0.1.41
[INFO] [stderr]   Downloaded mime v0.0.12
[INFO] [stderr]   Downloaded bitflags v0.3.2
[INFO] [stderr]   Downloaded libressl-pnacl-sys v2.1.6
[INFO] [stderr]   Downloaded docopt v0.6.69
[INFO] [stderr]   Downloaded jsonway v0.3.4
[INFO] [stderr]   Downloaded solicit v0.4.0
[INFO] [stderr]   Downloaded pnacl-build-helper v1.4.7
[INFO] [stderr]   Downloaded hpack v0.2.0
[INFO] [stderr]   Downloaded traitobject v0.0.1
[INFO] [stderr]   Downloaded typeable v0.1.2
[INFO] [stderr]   Downloaded hyper v0.6.6
[INFO] [stderr]   Downloaded threadpool v0.1.4
[INFO] [stderr]   Downloaded clock_ticks v0.0.5
[INFO] [stderr]   Downloaded nix v0.3.9
[INFO] [stderr]   Downloaded slab v0.1.2
[INFO] [stderr]   Downloaded winapi v0.2.1
[INFO] [stderr]   Downloaded time v0.1.31
[INFO] [stderr]   Downloaded libc v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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] 28628d90a03ce9872ce5ead1a57b6cdead1be60f112c52ebfa63fc08bcc14b0f
[INFO] running `Command { std: "docker" "start" "-a" "28628d90a03ce9872ce5ead1a57b6cdead1be60f112c52ebfa63fc08bcc14b0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28628d90a03ce9872ce5ead1a57b6cdead1be60f112c52ebfa63fc08bcc14b0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28628d90a03ce9872ce5ead1a57b6cdead1be60f112c52ebfa63fc08bcc14b0f", kill_on_drop: false }`
[INFO] [stdout] 28628d90a03ce9872ce5ead1a57b6cdead1be60f112c52ebfa63fc08bcc14b0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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] 8722124dc334bebeb3f6d95ccaddb1a72953def56c14f93e5ffb510d04a7a7d4
[INFO] running `Command { std: "docker" "start" "-a" "8722124dc334bebeb3f6d95ccaddb1a72953def56c14f93e5ffb510d04a7a7d4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.1.8
[INFO] [stderr]    Compiling winapi-build v0.1.0
[INFO] [stderr]    Compiling gcc v0.3.11
[INFO] [stderr]    Compiling pkg-config v0.3.5
[INFO] [stderr]     Checking rustc-serialize v0.3.15
[INFO] [stderr]     Checking winapi v0.2.1
[INFO] [stderr]     Checking bitflags v0.3.2
[INFO] [stderr]     Checking lazy_static v0.1.12
[INFO] [stderr]     Checking bitflags v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.2.1
[INFO] [stderr]     Checking language-tags v0.0.7
[INFO] [stderr]     Checking strsim v0.3.0
[INFO] [stderr]     Checking bytes v0.2.10 (https://github.com/carllerche/bytes#b4abd143)
[INFO] [stderr]     Checking unicase v0.1.0
[INFO] [stderr]     Checking slab v0.1.2
[INFO] [stderr]     Checking httparse v0.1.5
[INFO] [stderr]     Checking threadpool v0.1.4
[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-0.3.15/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] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.15/src/serialize.rs:201:41
[INFO] [stdout]     |
[INFO] [stdout] 201 |     fn decode<D: Decoder>(d: &mut D) -> Result<Self, D::Error>;
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout] help: consider further restricting `Self`
[INFO] [stdout]     |
[INFO] [stdout] 201 |     fn decode<D: Decoder>(d: &mut D) -> Result<Self, D::Error> where Self: Sized;
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0642.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[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" "8722124dc334bebeb3f6d95ccaddb1a72953def56c14f93e5ffb510d04a7a7d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8722124dc334bebeb3f6d95ccaddb1a72953def56c14f93e5ffb510d04a7a7d4", kill_on_drop: false }`
[INFO] [stdout] 8722124dc334bebeb3f6d95ccaddb1a72953def56c14f93e5ffb510d04a7a7d4
