[INFO] fetching crate uavcan-core 0.0.1...
[INFO] documenting uavcan-core-0.0.1 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate uavcan-core 0.0.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate uavcan-core 0.0.1 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uavcan-core 0.0.1
[INFO] finished tweaking crates.io crate uavcan-core 0.0.1
[INFO] tweaked toml for crates.io crate uavcan-core 0.0.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uavcan-derive v0.0.1
[INFO] [stderr]   Downloaded bit_field v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e03881c5f5c00aef61090dbbc6d2e88953657c32ca38e1b72bb84411c864dda
[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" "0e03881c5f5c00aef61090dbbc6d2e88953657c32ca38e1b72bb84411c864dda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e03881c5f5c00aef61090dbbc6d2e88953657c32ca38e1b72bb84411c864dda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e03881c5f5c00aef61090dbbc6d2e88953657c32ca38e1b72bb84411c864dda", kill_on_drop: false }`
[INFO] [stdout] 0e03881c5f5c00aef61090dbbc6d2e88953657c32ca38e1b72bb84411c864dda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d03fe1fc369fb3657abd22d759c4b18949bf3f91977e07ec9a5cfb38068cd665
[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" "d03fe1fc369fb3657abd22d759c4b18949bf3f91977e07ec9a5cfb38068cd665", kill_on_drop: false }`
[INFO] [stderr]     Checking bit_field v0.8.0
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]    Compiling uavcan-derive v0.0.1
[INFO] [stderr]  Documenting uavcan-core v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/types.rs:307:93
[INFO] [stdout]     |
[INFO] [stdout] 307 | ...alue: u64) { self.value.set_bits((range.start as u8..range.end as u8), value as u8); }
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/types.rs:315:93
[INFO] [stdout]     |
[INFO] [stdout] 315 | ...alue: u64) { self.value.set_bits((range.start as u8..range.end as u8), value as u8); }
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/types.rs:323:93
[INFO] [stdout]     |
[INFO] [stdout] 323 | ...alue: u64) { self.value.set_bits((range.start as u8..range.end as u8), value as u8); }
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/types.rs:331:93
[INFO] [stdout]     |
[INFO] [stdout] 331 | ...alue: u64) { self.value.set_bits((range.start as u8..range.end as u8), value as u8); }
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/types.rs:339:93
[INFO] [stdout]     |
[INFO] [stdout] 339 | ...alue: u64) { self.value.set_bits((range.start as u8..range.end as u8), value as u8); }
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/types.rs:347:93
[INFO] [stdout]     |
[INFO] [stdout] 347 | ...alue: u64) { self.value.set_bits((range.start as u8..range.end as u8), value as u16); }
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/types.rs:355:93
[INFO] [stdout]     |
[INFO] [stdout] 355 | ...alue: u64) { self.value.set_bits((range.start as u8..range.end as u8), value as u32); }
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/types.rs:363:102
[INFO] [stdout]     |
[INFO] [stdout] 363 | ...) { self.value.bitfield.set_bits((range.start as u8..range.end as u8), value as u16); }
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `u`
[INFO] [stdout]   --> src/serializer.rs:30:40
[INFO] [stdout]    |
[INFO] [stdout] 30 |     /// serialize(&self, buffer: &mut [u]) -> usize
[INFO] [stdout]    |                                        ^ the module `serializer` contains no item named `u`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `u`
[INFO] [stdout]   --> src/lib.rs:40:36
[INFO] [stdout]    |
[INFO] [stdout] 40 |     /// with_data(id: u32, data: &[u]) -> TransportFrame creates a TransportFrame
[INFO] [stdout]    |                                    ^ the module `uavcan_core` contains no item named `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.62s
[INFO] running `Command { std: "docker" "inspect" "d03fe1fc369fb3657abd22d759c4b18949bf3f91977e07ec9a5cfb38068cd665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d03fe1fc369fb3657abd22d759c4b18949bf3f91977e07ec9a5cfb38068cd665", kill_on_drop: false }`
[INFO] [stdout] d03fe1fc369fb3657abd22d759c4b18949bf3f91977e07ec9a5cfb38068cd665
