[INFO] fetching crate yanp 0.1.1...
[INFO] testing yanp-0.1.1 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate yanp 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate yanp 0.1.1 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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-2/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nom v5.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a25571e8ce2387361723af20b19b8e103ba0a35d5647c1f9ce60222f158f830d
[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" "a25571e8ce2387361723af20b19b8e103ba0a35d5647c1f9ce60222f158f830d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a25571e8ce2387361723af20b19b8e103ba0a35d5647c1f9ce60222f158f830d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a25571e8ce2387361723af20b19b8e103ba0a35d5647c1f9ce60222f158f830d", kill_on_drop: false }`
[INFO] [stdout] a25571e8ce2387361723af20b19b8e103ba0a35d5647c1f9ce60222f158f830d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--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] f710aa7d3d6674b0d37d8c26ab0ac4d2df2622102e4675a07dbc80a0028a40d4
[INFO] running `Command { std: "docker" "start" "-a" "f710aa7d3d6674b0d37d8c26ab0ac4d2df2622102e4675a07dbc80a0028a40d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling nom v5.0.0
[INFO] [stderr]    Compiling 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: 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] running `Command { std: "docker" "inspect" "f710aa7d3d6674b0d37d8c26ab0ac4d2df2622102e4675a07dbc80a0028a40d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f710aa7d3d6674b0d37d8c26ab0ac4d2df2622102e4675a07dbc80a0028a40d4", kill_on_drop: false }`
[INFO] [stdout] f710aa7d3d6674b0d37d8c26ab0ac4d2df2622102e4675a07dbc80a0028a40d4