[INFO] fetching crate serialxy 0.1.5...
[INFO] testing serialxy-0.1.5 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate serialxy 0.1.5 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate serialxy 0.1.5
[INFO] finished tweaking crates.io crate serialxy 0.1.5
[INFO] tweaked toml for crates.io crate serialxy 0.1.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serialxy 0.1.5 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] crate crates.io crate serialxy 0.1.5 already has a lockfile, it will not be regenerated
[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] 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] cc93b54c77838a187c7737c8a30b6d2338d276927c4765c86525f82330594717
[INFO] running `Command { std: "docker" "start" "-a" "cc93b54c77838a187c7737c8a30b6d2338d276927c4765c86525f82330594717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc93b54c77838a187c7737c8a30b6d2338d276927c4765c86525f82330594717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc93b54c77838a187c7737c8a30b6d2338d276927c4765c86525f82330594717", kill_on_drop: false }`
[INFO] [stdout] cc93b54c77838a187c7737c8a30b6d2338d276927c4765c86525f82330594717
[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] 1c759dacfec38984174df51e6235efe45c08b78578fdcaa83813bc508f40b820
[INFO] running `Command { std: "docker" "start" "-a" "1c759dacfec38984174df51e6235efe45c08b78578fdcaa83813bc508f40b820", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling nix v0.24.1
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling serialport v4.2.0
[INFO] [stderr]    Compiling mio-serial v5.0.2
[INFO] [stderr]    Compiling serialxy v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.41s
[INFO] running `Command { std: "docker" "inspect" "1c759dacfec38984174df51e6235efe45c08b78578fdcaa83813bc508f40b820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c759dacfec38984174df51e6235efe45c08b78578fdcaa83813bc508f40b820", kill_on_drop: false }`
[INFO] [stdout] 1c759dacfec38984174df51e6235efe45c08b78578fdcaa83813bc508f40b820
[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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 354e39a9472baeb4fd1e21f77ad23e95b12f6f4d2c257241dc6775fb27cabfde
[INFO] running `Command { std: "docker" "start" "-a" "354e39a9472baeb4fd1e21f77ad23e95b12f6f4d2c257241dc6775fb27cabfde", kill_on_drop: false }`
[INFO] [stderr]    Compiling serialxy v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "354e39a9472baeb4fd1e21f77ad23e95b12f6f4d2c257241dc6775fb27cabfde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "354e39a9472baeb4fd1e21f77ad23e95b12f6f4d2c257241dc6775fb27cabfde", kill_on_drop: false }`
[INFO] [stdout] 354e39a9472baeb4fd1e21f77ad23e95b12f6f4d2c257241dc6775fb27cabfde
[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" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e68fcc94dce8bc1543308da0dce36765d0f3af5389510727cabc023a6640f94f
[INFO] running `Command { std: "docker" "start" "-a" "e68fcc94dce8bc1543308da0dce36765d0f3af5389510727cabc023a6640f94f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/serialxy-8b7b214e1c9b33f9)
[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" "e68fcc94dce8bc1543308da0dce36765d0f3af5389510727cabc023a6640f94f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e68fcc94dce8bc1543308da0dce36765d0f3af5389510727cabc023a6640f94f", kill_on_drop: false }`
[INFO] [stdout] e68fcc94dce8bc1543308da0dce36765d0f3af5389510727cabc023a6640f94f