[INFO] fetching crate serial-windows 0.4.0...
[INFO] testing serial-windows-0.4.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate serial-windows 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate serial-windows 0.4.0
[INFO] finished tweaking crates.io crate serial-windows 0.4.0
[INFO] tweaked toml for crates.io crate serial-windows 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serial-windows 0.4.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e7dda69a240854a378c7d0c721e40bcb26d98a32b1db6bdf620d14d15f10d86
[INFO] running `Command { std: "docker" "start" "-a" "3e7dda69a240854a378c7d0c721e40bcb26d98a32b1db6bdf620d14d15f10d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e7dda69a240854a378c7d0c721e40bcb26d98a32b1db6bdf620d14d15f10d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e7dda69a240854a378c7d0c721e40bcb26d98a32b1db6bdf620d14d15f10d86", kill_on_drop: false }`
[INFO] [stdout] 3e7dda69a240854a378c7d0c721e40bcb26d98a32b1db6bdf620d14d15f10d86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f691631a4ceb9a76e280ef14c798535c9d07b4722481546d48e17de95b36e7c4
[INFO] running `Command { std: "docker" "start" "-a" "f691631a4ceb9a76e280ef14c798535c9d07b4722481546d48e17de95b36e7c4", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling serial-windows v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]   --> src/com.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::os::windows::prelude::*;
[INFO] [stdout]    |              ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/os/mod.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item is gated here
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/os/mod.rs:120:10
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item is gated here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `AsRawHandle` in this scope
[INFO] [stdout]   --> src/com.rs:94:6
[INFO] [stdout]    |
[INFO] [stdout] 94 | impl AsRawHandle for COMPort {
[INFO] [stdout]    |      ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `RawHandle` in this scope
[INFO] [stdout]   --> src/com.rs:95:32
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn as_raw_handle(&self) -> RawHandle {
[INFO] [stdout]    |                                ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/com.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |             try!(port.set_timeout(timeout));
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/com.rs:77:47
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let mut status: DWORD = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serial-windows` (lib) due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f691631a4ceb9a76e280ef14c798535c9d07b4722481546d48e17de95b36e7c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f691631a4ceb9a76e280ef14c798535c9d07b4722481546d48e17de95b36e7c4", kill_on_drop: false }`
[INFO] [stdout] f691631a4ceb9a76e280ef14c798535c9d07b4722481546d48e17de95b36e7c4