[INFO] fetching crate uart_xilinx 0.2.0...
[INFO] checking uart_xilinx-0.2.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate uart_xilinx 0.2.0 into /workspace/builds/worker-2-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-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate uart_xilinx 0.2.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f4436dd850e22412e2948040efc8b6021aca42d6c173d72011cea071dc1daec
[INFO] running `Command { std: "docker" "start" "-a" "2f4436dd850e22412e2948040efc8b6021aca42d6c173d72011cea071dc1daec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f4436dd850e22412e2948040efc8b6021aca42d6c173d72011cea071dc1daec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f4436dd850e22412e2948040efc8b6021aca42d6c173d72011cea071dc1daec", kill_on_drop: false }`
[INFO] [stdout] 2f4436dd850e22412e2948040efc8b6021aca42d6c173d72011cea071dc1daec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32e117853d2fb0ef8abd929b535f73044d7f4d5b9c3520e7b15bc5a61a0806a3
[INFO] running `Command { std: "docker" "start" "-a" "32e117853d2fb0ef8abd929b535f73044d7f4d5b9c3520e7b15bc5a61a0806a3", kill_on_drop: false }`
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]     Checking 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)]` 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] [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)]` 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 0.58s
[INFO] running `Command { std: "docker" "inspect" "32e117853d2fb0ef8abd929b535f73044d7f4d5b9c3520e7b15bc5a61a0806a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32e117853d2fb0ef8abd929b535f73044d7f4d5b9c3520e7b15bc5a61a0806a3", kill_on_drop: false }`
[INFO] [stdout] 32e117853d2fb0ef8abd929b535f73044d7f4d5b9c3520e7b15bc5a61a0806a3