[INFO] fetching crate yanp 0.1.1...
[INFO] checking yanp-0.1.1 against master#893fadd11a52aa26fc19c67ee1b79f03d6a1bed3 for pr-77153
[INFO] extracting crate yanp 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate yanp 0.1.1 on toolchain 893fadd11a52aa26fc19c67ee1b79f03d6a1bed3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yanp 0.1.1
[INFO] finished tweaking crates.io crate yanp 0.1.1
[INFO] tweaked toml for crates.io crate yanp 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate yanp 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d786d38156748edfab9d9f292778f26c258528db6acb0dd7decc7aef2aa933e
[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" "8d786d38156748edfab9d9f292778f26c258528db6acb0dd7decc7aef2aa933e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d786d38156748edfab9d9f292778f26c258528db6acb0dd7decc7aef2aa933e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d786d38156748edfab9d9f292778f26c258528db6acb0dd7decc7aef2aa933e", kill_on_drop: false }`
[INFO] [stdout] 8d786d38156748edfab9d9f292778f26c258528db6acb0dd7decc7aef2aa933e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 606229fd07a0b0bf8895c492662c19c592a992fb240f29d4d0af11d92adc7078
[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" "606229fd07a0b0bf8895c492662c19c592a992fb240f29d4d0af11d92adc7078", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling nom v5.0.0
[INFO] [stderr]     Checking yanp v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: unnecessary parentheses around type
[INFO] [stdout]   --> src/parsers/gsa.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout] 53 |         |sentence: (Option<u8>)| -> Result<Option<u8>, NmeaSentenceError> { Ok(sentence) }
[INFO] [stdout]    |                    ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(unused_parens)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary parentheses around type
[INFO] [stdout]   --> src/parsers/hdt.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 |         | sentence: (Option<f32>) | -> Result<HdtData, NmeaSentenceError> {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary parentheses around type
[INFO] [stdout]   --> src/parsers/stn.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 12 |         |sentence:(u8) | -> Result<StnData, NmeaSentenceError> {
[INFO] [stdout]    |                   ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary parentheses around type
[INFO] [stdout]   --> src/parsers/gsa.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout] 53 |         |sentence: (Option<u8>)| -> Result<Option<u8>, NmeaSentenceError> { Ok(sentence) }
[INFO] [stdout]    |                    ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(unused_parens)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary parentheses around type
[INFO] [stdout]   --> src/parsers/hdt.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 |         | sentence: (Option<f32>) | -> Result<HdtData, NmeaSentenceError> {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary parentheses around type
[INFO] [stdout]   --> src/parsers/stn.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 12 |         |sentence:(u8) | -> Result<StnData, NmeaSentenceError> {
[INFO] [stdout]    |                   ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yanp`
[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] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "606229fd07a0b0bf8895c492662c19c592a992fb240f29d4d0af11d92adc7078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "606229fd07a0b0bf8895c492662c19c592a992fb240f29d4d0af11d92adc7078", kill_on_drop: false }`
[INFO] [stdout] 606229fd07a0b0bf8895c492662c19c592a992fb240f29d4d0af11d92adc7078