[INFO] fetching crate svd-parser 0.9.0...
[INFO] documenting svd-parser-0.9.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate svd-parser 0.9.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate svd-parser 0.9.0 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate svd-parser 0.9.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate svd-parser 0.9.0
[INFO] tweaked toml for crates.io crate svd-parser 0.9.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate svd-parser 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--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 thiserror v1.0.5
[INFO] [stderr]   Downloaded anyhow v1.0.20
[INFO] [stderr]   Downloaded thiserror-impl v1.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f915f26b6bfc476649e1496b3e9a9f77c0e8741b1981c32c4af273a30eff9c2e
[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" "f915f26b6bfc476649e1496b3e9a9f77c0e8741b1981c32c4af273a30eff9c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f915f26b6bfc476649e1496b3e9a9f77c0e8741b1981c32c4af273a30eff9c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f915f26b6bfc476649e1496b3e9a9f77c0e8741b1981c32c4af273a30eff9c2e", kill_on_drop: false }`
[INFO] [stdout] f915f26b6bfc476649e1496b3e9a9f77c0e8741b1981c32c4af273a30eff9c2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b929808c9433fd2d1172e81f0e58208c11d188d7f7175131bdb25ff66802f24
[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" "9b929808c9433fd2d1172e81f0e58208c11d188d7f7175131bdb25ff66802f24", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling anyhow v1.0.20
[INFO] [stderr]     Checking xmltree v0.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.5
[INFO] [stderr]     Checking thiserror v1.0.5
[INFO] [stderr]  Documenting svd-parser v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/svd/bitrange.rs:95:13
[INFO] [stdout]     |
[INFO] [stdout] 95  | /             (
[INFO] [stdout] 96  | |                 // Special case because offset and width are directly provided
[INFO] [stdout] 97  | |                 // (ie. do not need to be calculated as in the final step)
[INFO] [stdout] 98  | |                 return Ok(BitRange {
[INFO] [stdout] ...   |
[INFO] [stdout] 108 | |                 })
[INFO] [stdout] 109 | |             )
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:25:9
[INFO] [stdout]     |
[INFO] [stdout] 25  | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_parens)]` implied by `#[warn(warnings)]`
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 95  |             // Special case because offset and width are directly provided
[INFO] [stdout] 96  |                 // (ie. do not need to be calculated as in the final step)
[INFO] [stdout] 97  |                 return Ok(BitRange {
[INFO] [stdout] 98  |                     // TODO: capture that error comes from offset/width tag
[INFO] [stdout] 99  |                     // TODO: `u32::parse` should not hide it's errors
[INFO] [stdout] 100 |                     offset: u32::parse(offset).with_context(|| {
[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 14.10s
[INFO] running `Command { std: "docker" "inspect" "9b929808c9433fd2d1172e81f0e58208c11d188d7f7175131bdb25ff66802f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b929808c9433fd2d1172e81f0e58208c11d188d7f7175131bdb25ff66802f24", kill_on_drop: false }`
[INFO] [stdout] 9b929808c9433fd2d1172e81f0e58208c11d188d7f7175131bdb25ff66802f24