[INFO] fetching crate usbd-hid-macros 0.4.4...
[INFO] documenting usbd-hid-macros-0.4.4 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate usbd-hid-macros 0.4.4 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate usbd-hid-macros 0.4.4 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 usbd-hid-macros 0.4.4
[INFO] finished tweaking crates.io crate usbd-hid-macros 0.4.4
[INFO] tweaked toml for crates.io crate usbd-hid-macros 0.4.4 written to /workspace/builds/worker-12/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 bitfield v0.13.2
[INFO] [stderr]   Downloaded usbd-hid-descriptors v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 87499cb4444cd33ec900decc8dc6e4634df71651c35f959f63cfd742b8de4b69
[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" "87499cb4444cd33ec900decc8dc6e4634df71651c35f959f63cfd742b8de4b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87499cb4444cd33ec900decc8dc6e4634df71651c35f959f63cfd742b8de4b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87499cb4444cd33ec900decc8dc6e4634df71651c35f959f63cfd742b8de4b69", kill_on_drop: false }`
[INFO] [stdout] 87499cb4444cd33ec900decc8dc6e4634df71651c35f959f63cfd742b8de4b69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 9d6a92a99024d53abc9f79541dd4e858aa9ce154ca7616cc34d6c992b3b12f98
[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" "9d6a92a99024d53abc9f79541dd4e858aa9ce154ca7616cc34d6c992b3b12f98", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking usbd-hid-descriptors v0.1.1
[INFO] [stderr]  Documenting usbd-hid-macros v0.4.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/lib.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 154 |   /// ```
[INFO] [stdout]     |  _____^
[INFO] [stdout] 155 | | ///     (parameter = <constant or 0xxxx>, ...) = {
[INFO] [stdout] 156 | | ///         <collection-spec> OR <item-spec>;
[INFO] [stdout] 157 | | ///         ...
[INFO] [stdout] 158 | | ///     }
[INFO] [stdout] 159 | | /// ```
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: no valid digits found for number
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 154 | /// ```text
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.09s
[INFO] running `Command { std: "docker" "inspect" "9d6a92a99024d53abc9f79541dd4e858aa9ce154ca7616cc34d6c992b3b12f98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d6a92a99024d53abc9f79541dd4e858aa9ce154ca7616cc34d6c992b3b12f98", kill_on_drop: false }`
[INFO] [stdout] 9d6a92a99024d53abc9f79541dd4e858aa9ce154ca7616cc34d6c992b3b12f98
