[INFO] fetching crate uart_xilinx 0.2.0...
[INFO] testing uart_xilinx-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate uart_xilinx 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate uart_xilinx 0.2.0
[INFO] finished tweaking crates.io crate uart_xilinx 0.2.0
[INFO] tweaked toml for crates.io crate uart_xilinx 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate uart_xilinx 0.2.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.9.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99ecef92de24175748768759cb8687f8e6f195d177af6af003f78362c4caca83
[INFO] running `Command { std: "docker" "start" "-a" "99ecef92de24175748768759cb8687f8e6f195d177af6af003f78362c4caca83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99ecef92de24175748768759cb8687f8e6f195d177af6af003f78362c4caca83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99ecef92de24175748768759cb8687f8e6f195d177af6af003f78362c4caca83", kill_on_drop: false }`
[INFO] [stdout] 99ecef92de24175748768759cb8687f8e6f195d177af6af003f78362c4caca83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d1a01cf7e5d34ff266660517a98ee212f2fb60c6c52c5ccf558f51649b54ed9
[INFO] running `Command { std: "docker" "start" "-a" "1d1a01cf7e5d34ff266660517a98ee212f2fb60c6c52c5ccf558f51649b54ed9", kill_on_drop: false }`
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling volatile-register v0.2.2
[INFO] [stderr]    Compiling uart_xilinx v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/uart_16550/uart.rs:414:62
[INFO] [stdout]     |
[INFO] [stdout] 414 |             Parity::No => unsafe { self.reg.rw[3].modify(|v| (v & 0b1100_0111)) },
[INFO] [stdout]     |                                                              ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 414 -             Parity::No => unsafe { self.reg.rw[3].modify(|v| (v & 0b1100_0111)) },
[INFO] [stdout] 414 +             Parity::No => unsafe { self.reg.rw[3].modify(|v| v & 0b1100_0111) },
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "1d1a01cf7e5d34ff266660517a98ee212f2fb60c6c52c5ccf558f51649b54ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d1a01cf7e5d34ff266660517a98ee212f2fb60c6c52c5ccf558f51649b54ed9", kill_on_drop: false }`
[INFO] [stdout] 1d1a01cf7e5d34ff266660517a98ee212f2fb60c6c52c5ccf558f51649b54ed9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b04879f1f7158761b7a71c19808a8ec98d57d3241cb6a2eb9c940a91974c1113
[INFO] running `Command { std: "docker" "start" "-a" "b04879f1f7158761b7a71c19808a8ec98d57d3241cb6a2eb9c940a91974c1113", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/uart_16550/uart.rs:414:62
[INFO] [stdout]     |
[INFO] [stdout] 414 |             Parity::No => unsafe { self.reg.rw[3].modify(|v| (v & 0b1100_0111)) },
[INFO] [stdout]     |                                                              ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 414 -             Parity::No => unsafe { self.reg.rw[3].modify(|v| (v & 0b1100_0111)) },
[INFO] [stdout] 414 +             Parity::No => unsafe { self.reg.rw[3].modify(|v| v & 0b1100_0111) },
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling uart_xilinx v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/uart_16550/uart.rs:414:62
[INFO] [stdout]     |
[INFO] [stdout] 414 |             Parity::No => unsafe { self.reg.rw[3].modify(|v| (v & 0b1100_0111)) },
[INFO] [stdout]     |                                                              ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 414 -             Parity::No => unsafe { self.reg.rw[3].modify(|v| (v & 0b1100_0111)) },
[INFO] [stdout] 414 +             Parity::No => unsafe { self.reg.rw[3].modify(|v| v & 0b1100_0111) },
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "b04879f1f7158761b7a71c19808a8ec98d57d3241cb6a2eb9c940a91974c1113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b04879f1f7158761b7a71c19808a8ec98d57d3241cb6a2eb9c940a91974c1113", kill_on_drop: false }`
[INFO] [stdout] b04879f1f7158761b7a71c19808a8ec98d57d3241cb6a2eb9c940a91974c1113
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e754611f322815b16d4de065807299d9aa60eba5b10b3e53616e7215fb0002de
[INFO] running `Command { std: "docker" "start" "-a" "e754611f322815b16d4de065807299d9aa60eba5b10b3e53616e7215fb0002de", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stdout] 
[INFO] [stderr]    --> src/uart_16550/uart.rs:414:62
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 414 |             Parity::No => unsafe { self.reg.rw[3].modify(|v| (v & 0b1100_0111)) },
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |                                                              ^               ^
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 414 -             Parity::No => unsafe { self.reg.rw[3].modify(|v| (v & 0b1100_0111)) },
[INFO] [stderr] 414 +             Parity::No => unsafe { self.reg.rw[3].modify(|v| v & 0b1100_0111) },
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `uart_xilinx` (lib) generated 1 warning (run `cargo fix --lib -p uart_xilinx` to apply 1 suggestion)
[INFO] [stderr] warning: `uart_xilinx` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/uart_xilinx-1c19426dbcedbfeb)
[INFO] [stderr]    Doc-tests uart_xilinx
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/uart_16550/uart.rs:414:62
[INFO] [stderr]     |
[INFO] [stderr] 414 |             Parity::No => unsafe { self.reg.rw[3].modify(|v| (v & 0b1100_0111)) },
[INFO] [stderr]     |                                                              ^               ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 414 -             Parity::No => unsafe { self.reg.rw[3].modify(|v| (v & 0b1100_0111)) },
[INFO] [stderr] 414 +             Parity::No => unsafe { self.reg.rw[3].modify(|v| v & 0b1100_0111) },
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e754611f322815b16d4de065807299d9aa60eba5b10b3e53616e7215fb0002de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e754611f322815b16d4de065807299d9aa60eba5b10b3e53616e7215fb0002de", kill_on_drop: false }`
[INFO] [stdout] e754611f322815b16d4de065807299d9aa60eba5b10b3e53616e7215fb0002de