[INFO] fetching crate rskit-pipeline 0.1.0-alpha.2...
[INFO] testing rskit-pipeline-0.1.0-alpha.2 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate rskit-pipeline 0.1.0-alpha.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate rskit-pipeline 0.1.0-alpha.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rskit-pipeline 0.1.0-alpha.2
[INFO] tweaked toml for crates.io crate rskit-pipeline 0.1.0-alpha.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rskit-pipeline 0.1.0-alpha.2 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rskit-pipeline 0.1.0-alpha.2 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rskit-errors v0.1.0-alpha.1
[INFO] [stderr]   Downloaded http v1.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5726ec18827d9b7c0ad3514f250fc47279cdf6461b4ef009c8a5f390504d890a
[INFO] running `Command { std: "docker" "start" "5726ec18827d9b7c0ad3514f250fc47279cdf6461b4ef009c8a5f390504d890a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5726ec18827d9b7c0ad3514f250fc47279cdf6461b4ef009c8a5f390504d890a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5726ec18827d9b7c0ad3514f250fc47279cdf6461b4ef009c8a5f390504d890a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5726ec18827d9b7c0ad3514f250fc47279cdf6461b4ef009c8a5f390504d890a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5726ec18827d9b7c0ad3514f250fc47279cdf6461b4ef009c8a5f390504d890a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.8.1
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling mio v1.2.1
[INFO] [stderr]    Compiling socket2 v0.6.4
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling http v1.4.1
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling tokio v1.52.3
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling rskit-errors v0.1.0-alpha.1
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tokio-stream v0.1.18
[INFO] [stderr]    Compiling rskit-pipeline v0.1.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.52s
[INFO] running `Command { std: "docker" "inspect" "5726ec18827d9b7c0ad3514f250fc47279cdf6461b4ef009c8a5f390504d890a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5726ec18827d9b7c0ad3514f250fc47279cdf6461b4ef009c8a5f390504d890a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.52.3
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tokio-stream v0.1.18
[INFO] [stderr]    Compiling rskit-pipeline v0.1.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.19s
[INFO] running `Command { std: "docker" "inspect" "5726ec18827d9b7c0ad3514f250fc47279cdf6461b4ef009c8a5f390504d890a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5726ec18827d9b7c0ad3514f250fc47279cdf6461b4ef009c8a5f390504d890a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rskit_pipeline-3d3a66b5063d89b5)
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test executor::tests::empty_steps_returns_input ... ok
[INFO] [stdout] test broadcaster::tests::delivers_to_all_subscribers ... ok
[INFO] [stdout] test tests::test_from_fn_immediate_none ... ok
[INFO] [stdout] test broadcaster::tests::stream_terminates_on_cancel ... ok
[INFO] [stdout] test broadcaster::tests::clones_share_subscriber_set ... ok
[INFO] [stdout] test executor::tests::propagates_step_failure ... ok
[INFO] [stdout] test executor::tests::executes_steps_sequentially ... ok
[INFO] [stdout] test tests::test_from_fn_yields_until_none ... ok
[INFO] [stdout] test tests::test_from_slice_empty ... ok
[INFO] [stdout] test executor::tests::cancellation_stops_execution ... ok
[INFO] [stdout] test tests::test_merge_set_equality ... ok
[INFO] [stdout] test broadcaster::tests::dropped_subscriber_is_pruned ... ok
[INFO] [stdout] test tests::test_from_slice_yields_all_in_order ... ok
[INFO] [stdout] test tests::test_rbatch_partial_flush_on_timeout ... ok
[INFO] [stdout] test tests::test_merge_both_empty ... ok
[INFO] [stdout] test tests::test_rdebounce_emits_last_item ... ok
[INFO] [stdout] test tests::test_rdistinct_filters_duplicates ... ok
[INFO] [stdout] test tests::test_rreduce_empty_stream_returns_init ... ok
[INFO] [stdout] test broadcaster::tests::zero_buffer_is_clamped_to_one ... ok
[INFO] [stdout] test tests::test_rtake_and_rskip_compose ... ok
[INFO] [stdout] test tests::test_rpartition_splits_stream ... ok
[INFO] [stdout] test tests::test_rfilter_keeps_matching_items ... ok
[INFO] [stdout] test tests::test_rfan_out_applies_all_functions ... ok
[INFO] [stdout] test tests::test_rfilter_no_match_yields_empty ... ok
[INFO] [stdout] test tests::test_rfan_out_single_function ... ok
[INFO] [stdout] test tests::test_rmap_propagates_error ... ok
[INFO] [stdout] test tests::test_rparallel_propagates_errors ... ok
[INFO] [stdout] test tests::test_rmap_transforms_items ... ok
[INFO] [stdout] test tests::test_rtumbling_window_emits_on_timer ... ok
[INFO] [stdout] test tests::test_rbatch_exact_size_batches ... ok
[INFO] [stdout] test tests::test_rtap_calls_side_effect_and_passes_through ... ok
[INFO] [stdout] test tests::test_rparallel_collects_all_results ... ok
[INFO] [stdout] test tests::test_rsliding_window_emits_overlapping_windows ... ok
[INFO] [stdout] test tests::test_rtumbling_window_empty_input ... ok
[INFO] [stdout] test tests::test_rreduce_folds_to_single_value ... ok
[INFO] [stdout] test tests::test_rthrottle_drops_fast_items ... ok
[INFO] [stdout] test broadcaster::tests::full_subscriber_drops_overflow_without_blocking ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-d3e643809d36246d)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test rmap_transforms_items ... ok
[INFO] [stdout] test rfilter_removes_items ... ok
[INFO] [stderr]      Running tests/stream_operator_edge_behavior.rs (/opt/rustwide/target/debug/deps/stream_operator_edge_behavior-cd0120f18b5e10f0)
[INFO] [stdout] test partition_keeps_open_side_after_other_receiver_drops ... ok
[INFO] [stdout] test rbatch_groups_items ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test rfan_out_propagates_branch_errors ... ok
[INFO] [stdout] test rfilter_then_rparallel_processes_filtered_values ... ok
[INFO] [stdout] test complex_chain_of_five_operators_preserves_expected_items ... ok
[INFO] [stdout] test rmap_then_rbatch_batches_mapped_values ... ok
[INFO] [stdout] test rparallel_surfaces_worker_errors ... ok
[INFO] [stdout] test single_item_pipeline_processes_once ... ok
[INFO] [stdout] test empty_stream_rmap_emits_no_items ... ok
[INFO] [stdout] test rmap_error_recovery_continues_stream ... ok
[INFO] [stdout] test empty_stream_rbatch_emits_no_batches ... ok
[INFO] [stdout] test concat_skips_empty_streams ... ok
[INFO] [stdout] test pipeline_composition_can_be_reused ... ok
[INFO] [stdout] test concat_preserves_stream_order ... ok
[INFO] [stdout] test rbatch_exact_multiple_emits_full_batches ... ok
[INFO] [stdout] test rbatch_single_item_batches_emit_each_item ... ok
[INFO] [stdout] test merge_combines_multiple_streams ... ok
[INFO] [stdout] test large_stream_rmap_processes_all_items ... ok
[INFO] [stdout] test large_stream_rparallel_processes_all_items ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rskit_pipeline
[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" "5726ec18827d9b7c0ad3514f250fc47279cdf6461b4ef009c8a5f390504d890a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5726ec18827d9b7c0ad3514f250fc47279cdf6461b4ef009c8a5f390504d890a", kill_on_drop: false }`
[INFO] [stdout] 5726ec18827d9b7c0ad3514f250fc47279cdf6461b4ef009c8a5f390504d890a
