[INFO] fetching crate uavcan 0.1.0-preview0...
[INFO] documenting uavcan-0.1.0-preview0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate uavcan 0.1.0-preview0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate uavcan 0.1.0-preview0 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 0.1.0-preview0
[INFO] finished tweaking crates.io crate uavcan 0.1.0-preview0
[INFO] tweaked toml for crates.io crate uavcan 0.1.0-preview0 written to /workspace/builds/worker-1/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 embedded_types v0.3.2
[INFO] [stderr]   Downloaded uavcan-derive v0.1.0-preview0
[INFO] [stderr]   Downloaded ux v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7dff92836de0fc1e32339e63b539fd00a497d0bb65c13fb6e4a9516f5e9dc56b
[INFO] running `Command { std: "docker" "start" "-a" "7dff92836de0fc1e32339e63b539fd00a497d0bb65c13fb6e4a9516f5e9dc56b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dff92836de0fc1e32339e63b539fd00a497d0bb65c13fb6e4a9516f5e9dc56b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dff92836de0fc1e32339e63b539fd00a497d0bb65c13fb6e4a9516f5e9dc56b", kill_on_drop: false }`
[INFO] [stdout] 7dff92836de0fc1e32339e63b539fd00a497d0bb65c13fb6e4a9516f5e9dc56b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] de812037ea98cebc08061c049628cf81dacc3bb5c9e2face700cae8b49ddd8f2
[INFO] running `Command { std: "docker" "start" "-a" "de812037ea98cebc08061c049628cf81dacc3bb5c9e2face700cae8b49ddd8f2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking ux v0.0.1
[INFO] [stderr]     Checking embedded_types v0.3.2
[INFO] [stderr]     Checking bit_field v0.8.0
[INFO] [stderr]    Compiling uavcan-derive v0.1.0-preview0
[INFO] [stderr]  Documenting uavcan v0.1.0-preview0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `u`
[INFO] [stdout]    --> src/serializer.rs:142:40
[INFO] [stdout]     |
[INFO] [stdout] 142 |     /// 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.57s
[INFO] running `Command { std: "docker" "inspect" "de812037ea98cebc08061c049628cf81dacc3bb5c9e2face700cae8b49ddd8f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de812037ea98cebc08061c049628cf81dacc3bb5c9e2face700cae8b49ddd8f2", kill_on_drop: false }`
[INFO] [stdout] de812037ea98cebc08061c049628cf81dacc3bb5c9e2face700cae8b49ddd8f2
