[INFO] fetching crate singleton-registry 2.0.0...
[INFO] testing singleton-registry-2.0.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate singleton-registry 2.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate singleton-registry 2.0.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate singleton-registry 2.0.0
[INFO] tweaked toml for crates.io crate singleton-registry 2.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate singleton-registry 2.0.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate singleton-registry 2.0.0 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b26545ab2b712b8179d5939bb00ed4e884112646787fca693193484bd52eb656
[INFO] running `Command { std: "docker" "start" "-a" "b26545ab2b712b8179d5939bb00ed4e884112646787fca693193484bd52eb656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b26545ab2b712b8179d5939bb00ed4e884112646787fca693193484bd52eb656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b26545ab2b712b8179d5939bb00ed4e884112646787fca693193484bd52eb656", kill_on_drop: false }`
[INFO] [stdout] b26545ab2b712b8179d5939bb00ed4e884112646787fca693193484bd52eb656
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e07611e705c0b45de326a3dd4b91a7cffbe9f0348b92f7e24fcfb623c5eb16b1
[INFO] running `Command { std: "docker" "start" "-a" "e07611e705c0b45de326a3dd4b91a7cffbe9f0348b92f7e24fcfb623c5eb16b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling singleton-registry v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "e07611e705c0b45de326a3dd4b91a7cffbe9f0348b92f7e24fcfb623c5eb16b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e07611e705c0b45de326a3dd4b91a7cffbe9f0348b92f7e24fcfb623c5eb16b1", kill_on_drop: false }`
[INFO] [stdout] e07611e705c0b45de326a3dd4b91a7cffbe9f0348b92f7e24fcfb623c5eb16b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f48ca6f21dbe774def55874faec2d3b9d4ecd1f1135d65da05d6a83a05b75519
[INFO] running `Command { std: "docker" "start" "-a" "f48ca6f21dbe774def55874faec2d3b9d4ecd1f1135d65da05d6a83a05b75519", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling sdd v3.0.10
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling scc v2.3.4
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serial_test_derive v3.2.0
[INFO] [stderr]    Compiling serial_test v3.2.0
[INFO] [stderr]    Compiling singleton-registry v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 17.46s
[INFO] running `Command { std: "docker" "inspect" "f48ca6f21dbe774def55874faec2d3b9d4ecd1f1135d65da05d6a83a05b75519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f48ca6f21dbe774def55874faec2d3b9d4ecd1f1135d65da05d6a83a05b75519", kill_on_drop: false }`
[INFO] [stdout] f48ca6f21dbe774def55874faec2d3b9d4ecd1f1135d65da05d6a83a05b75519
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c6ca50546f6fe7c29ac8d5fba090c002f86e69fbbaf20cb9bf837d21ce60e172
[INFO] running `Command { std: "docker" "start" "-a" "c6ca50546f6fe7c29ac8d5fba090c002f86e69fbbaf20cb9bf837d21ce60e172", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/singleton_registry-2b392063ca27035b)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test macros::tests::test_additional_functions ... ok
[INFO] [stdout] test macros::tests::test_tracing ... ok
[INFO] [stdout] test registry_error::tests::test_equality ... ok
[INFO] [stdout] test registry_error::tests::test_debug_format ... ok
[INFO] [stdout] test macros::tests::test_multiple_registries ... ok
[INFO] [stdout] test registry_error::tests::test_error_trait ... ok
[INFO] [stdout] test registry_error::tests::test_registry_lock_display ... ok
[INFO] [stdout] test registry_error::tests::test_type_not_found_display ... ok
[INFO] [stdout] test registry_event::tests::test_display_clear ... ok
[INFO] [stdout] test registry_event::tests::test_display_get ... ok
[INFO] [stdout] test registry_event::tests::test_display_register ... ok
[INFO] [stdout] test registry_trait::tests::test_custom_type ... ok
[INFO] [stdout] test registry_trait::tests::test_get_cloned ... ok
[INFO] [stdout] test registry_trait::tests::test_function_pointer_registration ... ok
[INFO] [stdout] test registry_trait::tests::test_contains ... ok
[INFO] [stdout] test registry_trait::tests::test_get_nonexistent ... ok
[INFO] [stdout] test registry_error::tests::test_type_mismatch_display ... ok
[INFO] [stdout] test registry_trait::tests::test_clear_trace_callback_stops_events ... ok
[INFO] [stdout] test registry_event::tests::test_display_contains ... ok
[INFO] [stdout] test registry_trait::tests::test_register_and_get_string ... ok
[INFO] [stdout] test registry_trait::tests::test_register_arc_directly ... ok
[INFO] [stdout] test registry_trait::tests::test_overwrite_same_type ... ok
[INFO] [stdout] test registry_trait::tests::test_register_and_get_primitive ... ok
[INFO] [stdout] test registry_trait::tests::test_trace_callback_contains_event ... ok
[INFO] [stdout] test registry_trait::tests::test_trace_callback_clear_event ... ok
[INFO] [stdout] test registry_trait::tests::test_trace_callback_get_event ... ok
[INFO] [stdout] test registry_trait::tests::test_thread_safety ... ok
[INFO] [stdout] test registry_trait::tests::test_trace_callback_register_event ... ok
[INFO] [stdout] test registry_trait::tests::test_tuple_type ... ok
[INFO] [stdout] test registry_trait::tests::test_multiple_types ... ok
[INFO] [stderr]      Running tests/advanced_patterns.rs (/opt/rustwide/target/debug/deps/advanced_patterns-48e8489797cd0176)
[INFO] [stdout] test macros::tests::test_define_registry_macro ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 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_channel_communication_pattern ... ok
[INFO] [stdout] test test_factory_pattern ... ok
[INFO] [stdout] test test_service_locator_pattern ... ok
[INFO] [stdout] test test_plugin_system_pattern ... ok
[INFO] [stdout] test test_lazy_initialization_pattern ... ok
[INFO] [stdout] test test_shared_state_pattern ... ok
[INFO] [stdout] test test_type_safe_builder_pattern ... ok
[INFO] [stdout] test test_configuration_pattern ... ok
[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] [stderr]      Running tests/mapping_closures_and_functions.rs (/opt/rustwide/target/debug/deps/mapping_closures_and_functions-2ab75ce406577209)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_register_callback_pattern ... ok
[INFO] [stdout] test test_register_function_pointer ... ok
[INFO] [stdout] test test_register_multiple_function_types ... ok
[INFO] [stdout] test test_register_boxed_closure ... ok
[INFO] [stdout] test test_register_function_with_state ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mapping_primitives_and_strings.rs (/opt/rustwide/target/debug/deps/mapping_primitives_and_strings-50f979850790f7a8)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_contains_check ... ok
[INFO] [stdout] test test_get_cloned_string ... ok
[INFO] [stdout] test test_register_and_retrieve_float ... ok
[INFO] [stdout] test test_register_and_retrieve_boolean ... ok
[INFO] [stdout] test test_register_and_retrieve_str_reference ... ok
[INFO] [stdout] test test_register_and_retrieve_string ... ok
[INFO] [stdout] test test_register_arc_directly ... ok
[INFO] [stdout] test test_overwrite_same_type ... ok
[INFO] [stdout] test test_register_and_retrieve_integer ... ok
[INFO] [stderr]      Running tests/mapping_traits.rs (/opt/rustwide/target/debug/deps/mapping_traits-f96807f4b1c32dbf)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_register_multiple_trait_objects ... ok
[INFO] [stdout] test test_polymorphism_with_concrete_and_trait_types ... ok
[INFO] [stdout] test test_dependency_injection_pattern ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/registry_isolation.rs (/opt/rustwide/target/debug/deps/registry_isolation-13aea6f23b3314bb)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tracing_and_events.rs (/opt/rustwide/target/debug/deps/tracing_and_events-b3762fdc864cba25)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_multiple_isolated_registries ... ok
[INFO] [stdout] test test_registry_does_not_leak_between_instances ... ok
[INFO] [stdout] test test_multiple_types_in_multiple_registries ... ok
[INFO] [stdout] test test_registry_scoping ... ok
[INFO] [stdout] test test_registry_with_tracing_isolation ... ok
[INFO] [stdout] test test_same_type_different_registries ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 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_callback_can_use_different_registry ... ok
[INFO] [stdout] test test_trace_callback_replacement ... ok
[INFO] [stdout] test test_trace_contains_event ... ok
[INFO] [stdout] test test_clear_trace_callback ... ok
[INFO] [stdout] test test_trace_get_found_and_not_found ... ok
[INFO] [stdout] test test_trace_callback_with_custom_logic ... ok
[INFO] [stdout] test test_trace_register_event ... ok
[INFO] [stdout] test test_basic_tracing ... ok
[INFO] [stderr]      Running tests/without_macro.rs (/opt/rustwide/target/debug/deps/without_macro-a782f0a469fa611b)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests singleton_registry
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test advanced::test_enhanced_registry ... ok
[INFO] [stdout] test test_basic_register_and_get ... ok
[INFO] [stdout] test comparison::test_macro_approach ... ok
[INFO] [stdout] test comparison::test_manual_approach ... ok
[INFO] [stdout] test test_custom_struct ... ok
[INFO] [stdout] test test_get_cloned ... ok
[INFO] [stdout] test test_multiple_manual_registries ... ok
[INFO] [stdout] test test_contains_check ... ok
[INFO] [stdout] test test_overwrite_same_type ... ok
[INFO] [stdout] test test_register_arc_directly ... ok
[INFO] [stdout] test test_trait_object ... ok
[INFO] [stdout] test test_register_multiple_types ... ok
[INFO] [stdout] test test_with_tracing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/registry_event.rs - registry_event::RegistryEvent (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/macros.rs - macros::define_registry (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c6ca50546f6fe7c29ac8d5fba090c002f86e69fbbaf20cb9bf837d21ce60e172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6ca50546f6fe7c29ac8d5fba090c002f86e69fbbaf20cb9bf837d21ce60e172", kill_on_drop: false }`
[INFO] [stdout] c6ca50546f6fe7c29ac8d5fba090c002f86e69fbbaf20cb9bf837d21ce60e172
