[INFO] fetching crate serial-win 0.2.0...
[INFO] testing serial-win-0.2.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate serial-win 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate serial-win 0.2.0
[INFO] finished tweaking crates.io crate serial-win 0.2.0
[INFO] tweaked toml for crates.io crate serial-win 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serial-win 0.2.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19b296993d001235127acb9282db0aac8291aa3223d0641902363d87abadd500
[INFO] running `Command { std: "docker" "start" "-a" "19b296993d001235127acb9282db0aac8291aa3223d0641902363d87abadd500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19b296993d001235127acb9282db0aac8291aa3223d0641902363d87abadd500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19b296993d001235127acb9282db0aac8291aa3223d0641902363d87abadd500", kill_on_drop: false }`
[INFO] [stdout] 19b296993d001235127acb9282db0aac8291aa3223d0641902363d87abadd500
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 878b2cbf0fc0913676fb53239f8dd2f48c67cab0ef56ca9998960262293d8833
[INFO] running `Command { std: "docker" "start" "-a" "878b2cbf0fc0913676fb53239f8dd2f48c67cab0ef56ca9998960262293d8833", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling serial-win v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: no rules expected `flags`
[INFO] [stdout]    --> src/ffi.rs:32:2
[INFO] [stdout]     |
[INFO] [stdout]  32 |     flags DCBFlags: WORD {
[INFO] [stdout]     |     ^^^^^ no rules expected this token in macro call
[INFO] [stdout]     |
[INFO] [stdout] note: while trying to match keyword `struct`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bitflags-2.9.4/src/lib.rs:459:18
[INFO] [stdout]     |
[INFO] [stdout] 459 |         $vis:vis struct $BitFlags:ident: $T:ty {
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: no rules expected `flags`
[INFO] [stdout]    --> src/ffi.rs:111:2
[INFO] [stdout]     |
[INFO] [stdout] 111 |     flags CommEventFlags: DWORD {
[INFO] [stdout]     |     ^^^^^ no rules expected this token in macro call
[INFO] [stdout]     |
[INFO] [stdout] note: while trying to match keyword `struct`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bitflags-2.9.4/src/lib.rs:459:18
[INFO] [stdout]     |
[INFO] [stdout] 459 |         $vis:vis struct $BitFlags:ident: $T:ty {
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: no rules expected `flags`
[INFO] [stdout]    --> src/ffi.rs:126:2
[INFO] [stdout]     |
[INFO] [stdout] 126 |     flags PurgeFlags: DWORD {
[INFO] [stdout]     |     ^^^^^ no rules expected this token in macro call
[INFO] [stdout]     |
[INFO] [stdout] note: while trying to match keyword `struct`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bitflags-2.9.4/src/lib.rs:459:18
[INFO] [stdout]     |
[INFO] [stdout] 459 |         $vis:vis struct $BitFlags:ident: $T:ty {
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serial-win` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "878b2cbf0fc0913676fb53239f8dd2f48c67cab0ef56ca9998960262293d8833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "878b2cbf0fc0913676fb53239f8dd2f48c67cab0ef56ca9998960262293d8833", kill_on_drop: false }`
[INFO] [stdout] 878b2cbf0fc0913676fb53239f8dd2f48c67cab0ef56ca9998960262293d8833