[INFO] fetching crate rfc2217-rs 0.1.0...
[INFO] testing rfc2217-rs-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rfc2217-rs 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rfc2217-rs 0.1.0
[INFO] finished tweaking crates.io crate rfc2217-rs 0.1.0
[INFO] tweaked toml for crates.io crate rfc2217-rs 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rfc2217-rs 0.1.0 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 21 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 75ad12c8457103f8bbd7359ede2002f9f1c1f97c02878fad67b6b18fd41c339a
[INFO] running `Command { std: "docker" "start" "-a" "75ad12c8457103f8bbd7359ede2002f9f1c1f97c02878fad67b6b18fd41c339a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75ad12c8457103f8bbd7359ede2002f9f1c1f97c02878fad67b6b18fd41c339a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75ad12c8457103f8bbd7359ede2002f9f1c1f97c02878fad67b6b18fd41c339a", kill_on_drop: false }`
[INFO] [stdout] 75ad12c8457103f8bbd7359ede2002f9f1c1f97c02878fad67b6b18fd41c339a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9096ab7e2a23d0a35ea3dfedf67d4f1894a6bc8c31734c27046a72f1456afccf
[INFO] running `Command { std: "docker" "start" "-a" "9096ab7e2a23d0a35ea3dfedf67d4f1894a6bc8c31734c27046a72f1456afccf", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling unescaper v0.1.6
[INFO] [stderr]    Compiling serialport v4.7.3
[INFO] [stderr]    Compiling rfc2217-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.84s
[INFO] running `Command { std: "docker" "inspect" "9096ab7e2a23d0a35ea3dfedf67d4f1894a6bc8c31734c27046a72f1456afccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9096ab7e2a23d0a35ea3dfedf67d4f1894a6bc8c31734c27046a72f1456afccf", kill_on_drop: false }`
[INFO] [stdout] 9096ab7e2a23d0a35ea3dfedf67d4f1894a6bc8c31734c27046a72f1456afccf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e4ef6fef49d7f36110fa9f4dd5ff50760e8d5d6625a1bf1591465e1f2e434a0a
[INFO] running `Command { std: "docker" "start" "-a" "e4ef6fef49d7f36110fa9f4dd5ff50760e8d5d6625a1bf1591465e1f2e434a0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rfc2217-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "e4ef6fef49d7f36110fa9f4dd5ff50760e8d5d6625a1bf1591465e1f2e434a0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4ef6fef49d7f36110fa9f4dd5ff50760e8d5d6625a1bf1591465e1f2e434a0a", kill_on_drop: false }`
[INFO] [stdout] e4ef6fef49d7f36110fa9f4dd5ff50760e8d5d6625a1bf1591465e1f2e434a0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1eb3a7e4489ffbc5b1f9f610803c6686bbb9144e4ae5959db9c50605526ac0f4
[INFO] running `Command { std: "docker" "start" "-a" "1eb3a7e4489ffbc5b1f9f610803c6686bbb9144e4ae5959db9c50605526ac0f4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rfc2217_rs-af2e775207702434)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/unit_tests.rs (/opt/rustwide/target/debug/deps/unit_tests-f00b319cd1639caf)
[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] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_baud_subnegotiation_generated ... ok
[INFO] [stdout] test test_flow_control_suspend_subnegotiation ... ok
[INFO] [stdout] test test_baud_subnegotiation_containing_iac ... ok
[INFO] [stdout] test test_negotiation ... ok
[INFO] [stdout] test test_negotiation_unsupported ... ok
[INFO] [stdout] test test_signature_subnegotiation_containing_iac ... ok
[INFO] [stdout] test test_command_unsupported ... ok
[INFO] [stdout] test test_parity_subnegotiation ... ok
[INFO] [stderr]    Doc-tests rfc2217_rs
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "1eb3a7e4489ffbc5b1f9f610803c6686bbb9144e4ae5959db9c50605526ac0f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eb3a7e4489ffbc5b1f9f610803c6686bbb9144e4ae5959db9c50605526ac0f4", kill_on_drop: false }`
[INFO] [stdout] 1eb3a7e4489ffbc5b1f9f610803c6686bbb9144e4ae5959db9c50605526ac0f4