[INFO] fetching crate rootcause-internals 0.6.0...
[INFO] testing rootcause-internals-0.6.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate rootcause-internals 0.6.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rootcause-internals 0.6.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rootcause-internals 0.6.0
[INFO] tweaked toml for crates.io crate rootcause-internals 0.6.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rootcause-internals 0.6.0 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 rootcause-internals 0.6.0 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5201eb74e92ece29536af16dd2f5e959445fa19319a75108fba5eaddf06c072e
[INFO] running `Command { std: "docker" "start" "-a" "5201eb74e92ece29536af16dd2f5e959445fa19319a75108fba5eaddf06c072e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5201eb74e92ece29536af16dd2f5e959445fa19319a75108fba5eaddf06c072e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5201eb74e92ece29536af16dd2f5e959445fa19319a75108fba5eaddf06c072e", kill_on_drop: false }`
[INFO] [stdout] 5201eb74e92ece29536af16dd2f5e959445fa19319a75108fba5eaddf06c072e
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5c67c72521689b47fedcf459c532d148a8ec7ffe2fd3a6c7b83556a347e224e
[INFO] running `Command { std: "docker" "start" "-a" "c5c67c72521689b47fedcf459c532d148a8ec7ffe2fd3a6c7b83556a347e224e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling triomphe v0.1.15
[INFO] [stderr]    Compiling rootcause-internals v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.17s
[INFO] running `Command { std: "docker" "inspect" "c5c67c72521689b47fedcf459c532d148a8ec7ffe2fd3a6c7b83556a347e224e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5c67c72521689b47fedcf459c532d148a8ec7ffe2fd3a6c7b83556a347e224e", kill_on_drop: false }`
[INFO] [stdout] c5c67c72521689b47fedcf459c532d148a8ec7ffe2fd3a6c7b83556a347e224e
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 003930670cb9929e4c63127a858c2fdbd70d49866b55e7b80063a78cd68dd9ad
[INFO] running `Command { std: "docker" "start" "-a" "003930670cb9929e4c63127a858c2fdbd70d49866b55e7b80063a78cd68dd9ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling rootcause-internals v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "003930670cb9929e4c63127a858c2fdbd70d49866b55e7b80063a78cd68dd9ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "003930670cb9929e4c63127a858c2fdbd70d49866b55e7b80063a78cd68dd9ad", kill_on_drop: false }`
[INFO] [stdout] 003930670cb9929e4c63127a858c2fdbd70d49866b55e7b80063a78cd68dd9ad
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e4ee45a90088b57eb32df2bac4a6a2ae696951e22fbe34774555b05b17ecd29f
[INFO] running `Command { std: "docker" "start" "-a" "e4ee45a90088b57eb32df2bac4a6a2ae696951e22fbe34774555b05b17ecd29f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rootcause_internals-c2a507dcf35f9626)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test attachment::data::tests::test_attachment_field_offsets ... ok
[INFO] [stdout] test attachment::raw::tests::test_raw_attachment_display_debug ... ok
[INFO] [stdout] test attachment::raw::tests::test_raw_attachment_get_refs ... ok
[INFO] [stdout] test attachment::raw::tests::test_raw_attachment_size ... ok
[INFO] [stdout] test report::data::tests::test_report_data_field_offsets ... ok
[INFO] [stdout] test report::raw::tests::test_raw_attachment_downcast ... ok
[INFO] [stdout] test report::raw::tests::test_raw_report_get_refs ... ok
[INFO] [stdout] test attachment::raw::tests::test_send_sync ... ok
[INFO] [stdout] test report::raw::tests::test_raw_report_mut_basic ... ok
[INFO] [stdout] test attachment::vtable::tests::test_attachment_type_id ... ok
[INFO] [stdout] test report::raw::tests::test_raw_report_clone_arc ... ok
[INFO] [stdout] test attachment::vtable::tests::test_attachment_vtable_eq ... ok
[INFO] [stdout] test report::raw::tests::test_raw_report_mut_reborrow_lifetime ... ok
[INFO] [stdout] test report::raw::tests::test_raw_report_mut_with_children ... ok
[INFO] [stdout] test report::raw::tests::test_raw_report_size ... ok
[INFO] [stdout] test report::raw::tests::test_raw_report_with_attachments ... ok
[INFO] [stdout] test report::raw::tests::test_send_sync ... ok
[INFO] [stdout] test report::vtable::tests::test_report_clone_eq ... ok
[INFO] [stdout] test report::vtable::tests::test_report_type_id ... ok
[INFO] [stdout] test report::raw::tests::test_raw_report_mut_ptr_consistency ... ok
[INFO] [stdout] test report::vtable::tests::test_report_vtable_eq ... ok
[INFO] [stdout] test attachment::raw::tests::test_raw_attachment_downcast ... ok
[INFO] [stdout] test report::raw::tests::test_raw_report_children ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-277d257e410acc72)
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test test_attachment_creation_and_basic_operations ... ok
[INFO] [stdout] test test_attachment_custom_handler ... ok
[INFO] [stdout] test test_attachment_display_and_debug ... ok
[INFO] [stdout] test test_clone_and_drop_behavior ... ok
[INFO] [stdout] test test_context_downcast ... ok
[INFO] [stdout] test test_custom_handler_overrides_source ... ok
[INFO] [stdout] test test_custom_handler_with_source ... ok
[INFO] [stdout] test test_custom_handler_provides_source ... ok
[INFO] [stdout] test test_context_types_with_custom_handlers ... ok
[INFO] [stdout] test test_complex_report_hierarchy ... ok
[INFO] [stdout] test test_deep_hierarchy ... ok
[INFO] [stdout] test test_different_attachment_types ... ok
[INFO] [stdout] test test_empty_report ... ok
[INFO] [stdout] test test_mixed_handler_types ... ok
[INFO] [stdout] test test_multiple_attachments ... ok
[INFO] [stdout] test test_mutable_operations ... ok
[INFO] [stdout] test test_raw_report_mut_attachments_manipulation ... ok
[INFO] [stdout] test test_different_context_types ... ok
[INFO] [stdout] test test_raw_report_mut_basic_operations ... ok
[INFO] [stdout] test test_large_hierarchy ... ok
[INFO] [stdout] test test_raw_report_mut_children_manipulation ... ok
[INFO] [stdout] test test_raw_report_mut_complex_hierarchy_manipulation ... ok
[INFO] [stdout] test test_raw_report_mut_context_downcast_unchecked ... ok
[INFO] [stdout] test test_raw_report_mut_error_source_handling ... ok
[INFO] [stdout] test test_raw_report_mut_reborrow_with_modifications ... ok
[INFO] [stdout] test test_raw_report_mut_modification_correctness ... ok
[INFO] [stdout] test test_report_clone_arc ... ok
[INFO] [stdout] test test_raw_report_mut_type_safety_and_downcasting ... ok
[INFO] [stdout] test test_hierarchical_drop_order_independence ... ok
[INFO] [stdout] test test_report_display_and_debug ... ok
[INFO] [stdout] test test_report_custom_handler ... ok
[INFO] [stdout] test test_type_id_consistency ... ok
[INFO] [stderr]    Doc-tests rootcause_internals
[INFO] [stdout] test test_report_with_children ... ok
[INFO] [stdout] test test_report_vtable_consistency ... ok
[INFO] [stdout] test test_report_with_source ... ok
[INFO] [stdout] test test_report_with_attachments ... ok
[INFO] [stdout] test test_report_creation_and_basic_operations ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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" "e4ee45a90088b57eb32df2bac4a6a2ae696951e22fbe34774555b05b17ecd29f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4ee45a90088b57eb32df2bac4a6a2ae696951e22fbe34774555b05b17ecd29f", kill_on_drop: false }`
[INFO] [stdout] e4ee45a90088b57eb32df2bac4a6a2ae696951e22fbe34774555b05b17ecd29f