[INFO] fetching crate orchflow-mux 0.1.0...
[INFO] testing orchflow-mux-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate orchflow-mux 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate orchflow-mux 0.1.0
[INFO] finished tweaking crates.io crate orchflow-mux 0.1.0
[INFO] tweaked toml for crates.io crate orchflow-mux 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate orchflow-mux 0.1.0 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] crate crates.io crate orchflow-mux 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[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] 5e385b34fb885734d9df1fcd56de054b4cd6bf0775aab45cd3293650263b8ffe
[INFO] running `Command { std: "docker" "start" "-a" "5e385b34fb885734d9df1fcd56de054b4cd6bf0775aab45cd3293650263b8ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e385b34fb885734d9df1fcd56de054b4cd6bf0775aab45cd3293650263b8ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e385b34fb885734d9df1fcd56de054b4cd6bf0775aab45cd3293650263b8ffe", kill_on_drop: false }`
[INFO] [stdout] 5e385b34fb885734d9df1fcd56de054b4cd6bf0775aab45cd3293650263b8ffe
[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] 28e13976495697e41fa2f1ce1aa9a642699d71e6e7819fbfd0c537c5a6fae0f2
[INFO] running `Command { std: "docker" "start" "-a" "28e13976495697e41fa2f1ce1aa9a642699d71e6e7819fbfd0c537c5a6fae0f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling tokio v1.46.1
[INFO] [stderr]    Compiling tungstenite v0.27.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling tokio-tungstenite v0.27.0
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling orchflow-mux v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.24s
[INFO] running `Command { std: "docker" "inspect" "28e13976495697e41fa2f1ce1aa9a642699d71e6e7819fbfd0c537c5a6fae0f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28e13976495697e41fa2f1ce1aa9a642699d71e6e7819fbfd0c537c5a6fae0f2", kill_on_drop: false }`
[INFO] [stdout] 28e13976495697e41fa2f1ce1aa9a642699d71e6e7819fbfd0c537c5a6fae0f2
[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] e4cf88e382b712d23d02d65bd9c6c71cd96f66a7f5b3f3c8aed14528373534ae
[INFO] running `Command { std: "docker" "start" "-a" "e4cf88e382b712d23d02d65bd9c6c71cd96f66a7f5b3f3c8aed14528373534ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling tokio v1.46.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling tokio-tungstenite v0.27.0
[INFO] [stderr]    Compiling orchflow-mux v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio-test v0.4.4
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.50s
[INFO] running `Command { std: "docker" "inspect" "e4cf88e382b712d23d02d65bd9c6c71cd96f66a7f5b3f3c8aed14528373534ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4cf88e382b712d23d02d65bd9c6c71cd96f66a7f5b3f3c8aed14528373534ae", kill_on_drop: false }`
[INFO] [stdout] e4cf88e382b712d23d02d65bd9c6c71cd96f66a7f5b3f3c8aed14528373534ae
[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] 3024ed090935c1a9ef27cbec7f858234011db80bcfb2729332798cab84efa406
[INFO] running `Command { std: "docker" "start" "-a" "3024ed090935c1a9ef27cbec7f858234011db80bcfb2729332798cab84efa406", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/orchflow_mux-e382e5f7bccbaefc)
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test benchmarks::performance_benchmarks::benchmark_comparison ... ignored, Run manually with --ignored flag
[INFO] [stdout] test benchmarks::performance_benchmarks::benchmark_mock_backend ... ignored, Run manually with --ignored flag
[INFO] [stdout] test benchmarks::performance_benchmarks::benchmark_tmux_backend ... ignored, Run manually with --ignored flag, requires tmux
[INFO] [stdout] test factory::tests::test_default_backend_is_tmux ... ok
[INFO] [stdout] test factory::tests::test_env_var_mock ... ok
[INFO] [stdout] test factory::tests::test_env_var_tmux ... ok
[INFO] [stdout] test integration_tests::backend_integration_tests::test_backend_factory_with_env ... ok
[INFO] [stdout] test integration_tests::backend_integration_tests::test_backend_factory_default ... ok
[INFO] [stdout] test mock_tests::mock_backend_tests::test_clear_functionality ... ok
[INFO] [stdout] test mock_backend::tests::test_mock_backend_basic_operations ... ok
[INFO] [stdout] test integration_tests::backend_integration_tests::test_tmux_backend_basic_operations ... ok
[INFO] [stdout] test mock_backend::tests::test_mock_backend_fail_mode ... ok
[INFO] [stdout] test mock_tests::mock_backend_tests::test_command_execution_and_capture ... ok
[INFO] [stdout] test mock_tests::mock_backend_tests::test_fail_mode ... ok
[INFO] [stdout] test tests::backend_tests::test_attach_detach_session ... ok
[INFO] [stdout] test tests::backend_tests::test_error_handling ... ok
[INFO] [stdout] test mock_tests::mock_backend_tests::test_pane_lifecycle ... ok
[INFO] [stdout] test tests::backend_tests::test_create_session_failure ... ok
[INFO] [stdout] test tests::backend_tests::test_create_session ... ok
[INFO] [stdout] test mock_backend::tests::test_mock_backend_command_history ... ok
[INFO] [stdout] test tests::backend_tests::test_ui_event_types ... ok
[INFO] [stdout] test mock_tests::mock_backend_tests::test_session_lifecycle ... ok
[INFO] [stdout] test mock_tests::mock_backend_tests::test_session_pane_cleanup ... ok
[INFO] [stdout] test tests::backend_tests::test_create_and_manage_panes ... ok
[INFO] [stdout] test tests::backend_tests::test_send_keys_and_capture ... ok
[INFO] [stdout] test tests::backend_tests::test_multiple_sessions ... ok
[INFO] [stdout] test tests::backend_tests::test_kill_operations ... ok
[INFO] [stdout] test mock_tests::mock_backend_tests::test_custom_output ... ok
[INFO] [stdout] test tmux_integration_tests::tmux_backend_integration_tests::test_tmux_pane_operations ... ok
[INFO] [stdout] test tmux_integration_tests::tmux_backend_integration_tests::test_tmux_concurrent_operations ... ok
[INFO] [stdout] test tmux_integration_tests::tmux_backend_integration_tests::test_tmux_session_attach_detach ... ok
[INFO] [stdout] test tmux_integration_tests::tmux_backend_integration_tests::test_tmux_session_lifecycle ... ok
[INFO] [stdout] test tmux_integration_tests::tmux_backend_integration_tests::test_tmux_error_handling ... ok
[INFO] [stdout] test tmux_integration_tests::tmux_backend_integration_tests::test_tmux_multiple_panes ... ok
[INFO] [stdout] test mock_tests::mock_backend_tests::test_error_conditions ... ok
[INFO] [stdout] test tests::backend_tests::test_resize_pane ... ok
[INFO] [stdout] test integration_tests::backend_integration_tests::test_backend_abstraction_works ... ok
[INFO] [stderr]    Doc-tests orchflow_mux
[INFO] [stdout] test factory::tests::test_env_var_muxd_falls_back ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 35 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.18s
[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" "3024ed090935c1a9ef27cbec7f858234011db80bcfb2729332798cab84efa406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3024ed090935c1a9ef27cbec7f858234011db80bcfb2729332798cab84efa406", kill_on_drop: false }`
[INFO] [stdout] 3024ed090935c1a9ef27cbec7f858234011db80bcfb2729332798cab84efa406