[INFO] fetching crate svd-parser 0.9.0...
[INFO] checking svd-parser-0.9.0 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate svd-parser 0.9.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate svd-parser 0.9.0 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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-4/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" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a98898b9819d3e1b0bbfee615508727e4dbebb8661d8fcab6c76209d63d65b8
[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" "7a98898b9819d3e1b0bbfee615508727e4dbebb8661d8fcab6c76209d63d65b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a98898b9819d3e1b0bbfee615508727e4dbebb8661d8fcab6c76209d63d65b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a98898b9819d3e1b0bbfee615508727e4dbebb8661d8fcab6c76209d63d65b8", kill_on_drop: false }`
[INFO] [stdout] 7a98898b9819d3e1b0bbfee615508727e4dbebb8661d8fcab6c76209d63d65b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTFLAGS=--cap-lints=forbid" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f634264e500b3ed69116494d1409da7035c3003c009609f44328ae3e05706f53
[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" "f634264e500b3ed69116494d1409da7035c3003c009609f44328ae3e05706f53", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling anyhow v1.0.20
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking xmltree v0.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.5
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking thiserror v1.0.5
[INFO] [stderr]     Checking svd-parser v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: 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: `#[deny(unused_parens)]` implied by `#[deny(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] error: 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: `#[deny(unused_parens)]` implied by `#[deny(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] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `svd-parser`
[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" "f634264e500b3ed69116494d1409da7035c3003c009609f44328ae3e05706f53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f634264e500b3ed69116494d1409da7035c3003c009609f44328ae3e05706f53", kill_on_drop: false }`
[INFO] [stdout] f634264e500b3ed69116494d1409da7035c3003c009609f44328ae3e05706f53