[INFO] fetching crate synaptic-core 0.4.0...
[INFO] testing synaptic-core-0.4.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate synaptic-core 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate synaptic-core 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate synaptic-core 0.4.0
[INFO] tweaked toml for crates.io crate synaptic-core 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate synaptic-core 0.4.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate synaptic-core 0.4.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded schemars_derive v1.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df3e7a75f4ec17ee9bf095bf64998e42ebd7e1c91f132da9d8eca99238d41aec
[INFO] running `Command { std: "docker" "start" "-a" "df3e7a75f4ec17ee9bf095bf64998e42ebd7e1c91f132da9d8eca99238d41aec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df3e7a75f4ec17ee9bf095bf64998e42ebd7e1c91f132da9d8eca99238d41aec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df3e7a75f4ec17ee9bf095bf64998e42ebd7e1c91f132da9d8eca99238d41aec", kill_on_drop: false }`
[INFO] [stdout] df3e7a75f4ec17ee9bf095bf64998e42ebd7e1c91f132da9d8eca99238d41aec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 269215ffc3806f7e57dfdfb43461b6c144c97287b196ac5ab38877be03d21e8d
[INFO] running `Command { std: "docker" "start" "-a" "269215ffc3806f7e57dfdfb43461b6c144c97287b196ac5ab38877be03d21e8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling tokio v1.49.0
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling synaptic-core v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.27s
[INFO] running `Command { std: "docker" "inspect" "269215ffc3806f7e57dfdfb43461b6c144c97287b196ac5ab38877be03d21e8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "269215ffc3806f7e57dfdfb43461b6c144c97287b196ac5ab38877be03d21e8d", kill_on_drop: false }`
[INFO] [stdout] 269215ffc3806f7e57dfdfb43461b6c144c97287b196ac5ab38877be03d21e8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73c8608ff5cdee48ad464ac5ec38f76a406ce50d0b48c42e231a93b19f4a9d19
[INFO] running `Command { std: "docker" "start" "-a" "73c8608ff5cdee48ad464ac5ec38f76a406ce50d0b48c42e231a93b19f4a9d19", kill_on_drop: false }`
[INFO] [stderr]    Compiling synaptic-core v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.94s
[INFO] running `Command { std: "docker" "inspect" "73c8608ff5cdee48ad464ac5ec38f76a406ce50d0b48c42e231a93b19f4a9d19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73c8608ff5cdee48ad464ac5ec38f76a406ce50d0b48c42e231a93b19f4a9d19", kill_on_drop: false }`
[INFO] [stdout] 73c8608ff5cdee48ad464ac5ec38f76a406ce50d0b48c42e231a93b19f4a9d19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1b8ec57f32b299311ca82d07dfed50482b5e4f6b870796e6b832205054a3f9b3
[INFO] running `Command { std: "docker" "start" "-a" "1b8ec57f32b299311ca82d07dfed50482b5e4f6b870796e6b832205054a3f9b3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/synaptic_core-3ed6f24843b64420)
[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] [stderr]      Running tests/config.rs (/opt/rustwide/target/debug/deps/config-b7c1654d2f3872f6)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test default_config_has_empty_fields ... ok
[INFO] [stdout] test config_builder_pattern ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/content_blocks.rs (/opt/rustwide/target/debug/deps/content_blocks-cf196aef0b27ee1d)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test content_block_text_serde_roundtrip ... ok
[INFO] [stdout] test message_content_blocks_accessor ... ok
[INFO] [stdout] test message_empty_content_blocks_omitted_in_json ... ok
[INFO] [stdout] test message_with_content_blocks_roundtrip ... ok
[INFO] [stdout] test content_block_data_serde_roundtrip ... ok
[INFO] [stdout] test content_block_reasoning_serde_roundtrip ... ok
[INFO] [stdout] test content_block_image_serde_roundtrip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/context_budget.rs (/opt/rustwide/target/debug/deps/context_budget-12c8324aa94fde98)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test drops_low_priority ... ok
[INFO] [stdout] test heuristic_basic ... ok
[INFO] [stdout] test respects_priority ... ok
[INFO] [stdout] test budget_within_limit ... ok
[INFO] [stdout] test reserved_honored ... ok
[INFO] [stdout] test count_messages_overhead ... 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] [stderr]      Running tests/error.rs (/opt/rustwide/target/debug/deps/error-5c259f87bed77857)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test new_error_variants_exist ... ok
[INFO] [stderr]      Running tests/message.rs (/opt/rustwide/target/debug/deps/message-534a5bfb8146a13a)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test ai_message_factory ... ok
[INFO] [stdout] test chunk_add_concatenates_content ... ok
[INFO] [stdout] test chunk_add_assign_works ... ok
[INFO] [stdout] test chunk_add_merges_tool_calls ... ok
[INFO] [stdout] test chunk_into_message ... ok
[INFO] [stdout] test chunk_add_merges_usage ... ok
[INFO] [stdout] test human_message_factory ... ok
[INFO] [stdout] test message_serde_tool_calls_omitted_when_empty ... ok
[INFO] [stdout] test remove_message_id_accessor ... ok
[INFO] [stdout] test remove_message_serde_roundtrip ... ok
[INFO] [stdout] test stream_chat_default_wraps_single_chunk ... ok
[INFO] [stdout] test system_message_factory ... ok
[INFO] [stdout] test tool_call_id_none_for_non_tool ... ok
[INFO] [stdout] test tool_message_factory ... ok
[INFO] [stdout] test ai_message_with_tool_calls ... ok
[INFO] [stdout] test message_serde_roundtrip ... ok
[INFO] [stdout] test message_serde_system_format ... ok
[INFO] [stdout] test remove_message_factory ... ok
[INFO] [stdout] test remove_message_serde_format ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/message_utils.rs (/opt/rustwide/target/debug/deps/message_utils-9ccf2508eeae29af)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test filter_messages_empty_input ... ok
[INFO] [stdout] test filter_messages_exclude_types ... ok
[INFO] [stdout] test filter_messages_exclude_ids ... ok
[INFO] [stdout] test filter_messages_include_ids ... ok
[INFO] [stdout] test filter_messages_include_names ... ok
[INFO] [stdout] test filter_messages_exclude_names ... ok
[INFO] [stdout] test get_buffer_string_custom_prefixes ... ok
[INFO] [stdout] test get_buffer_string_default_prefixes ... ok
[INFO] [stdout] test get_buffer_string_empty ... ok
[INFO] [stdout] test get_buffer_string_tool_messages ... ok
[INFO] [stdout] test merge_message_runs_ai_with_tool_calls ... ok
[INFO] [stdout] test merge_message_runs_consecutive_ai ... ok
[INFO] [stdout] test merge_message_runs_consecutive_human ... ok
[INFO] [stdout] test filter_messages_include_types ... ok
[INFO] [stdout] test merge_message_runs_alternating ... ok
[INFO] [stdout] test merge_message_runs_empty ... ok
[INFO] [stdout] test filter_messages_no_filters ... ok
[INFO] [stdout] test merge_message_runs_remove_not_merged ... ok
[INFO] [stderr]      Running tests/runtime.rs (/opt/rustwide/target/debug/deps/runtime-6b890eee1f9bccfd)
[INFO] [stdout] test trim_messages_empty_input ... ok
[INFO] [stdout] test trim_messages_exact_budget ... ok
[INFO] [stdout] test trim_messages_first_strategy ... ok
[INFO] [stdout] test trim_messages_last_with_system ... ok
[INFO] [stdout] test trim_messages_last_strategy ... ok
[INFO] [stdout] test trim_messages_zero_budget ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test runnable_config_builder_chain ... ok
[INFO] [stdout] test runnable_config_serde_roundtrip ... ok
[INFO] [stdout] test runtime_aware_tool_as_tool_definition ... ok
[INFO] [stdout] test runtime_default_fields ... ok
[INFO] [stdout] test runtime_aware_tool_adapter_with_runtime ... ok
[INFO] [stdout] test runtime_aware_tool_adapter_default_runtime ... ok
[INFO] [stdout] test tool_runtime_fields ... ok
[INFO] [stderr]      Running tests/tool_choice.rs (/opt/rustwide/target/debug/deps/tool_choice-44c95e42efed0f8f)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stderr]    Doc-tests synaptic_core
[INFO] [stdout] test chat_request_tool_choice_none_by_default ... ok
[INFO] [stdout] test chat_request_with_tool_choice ... ok
[INFO] [stdout] test chat_request_serde_omits_tool_choice_when_none ... ok
[INFO] [stdout] test tool_choice_serde_roundtrip_auto ... ok
[INFO] [stdout] test chat_request_serde_includes_tool_choice_when_set ... ok
[INFO] [stdout] test tool_choice_serde_roundtrip_none ... ok
[INFO] [stdout] test tool_choice_serde_roundtrip_required ... ok
[INFO] [stdout] test tool_choice_serde_roundtrip_specific ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 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" "1b8ec57f32b299311ca82d07dfed50482b5e4f6b870796e6b832205054a3f9b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b8ec57f32b299311ca82d07dfed50482b5e4f6b870796e6b832205054a3f9b3", kill_on_drop: false }`
[INFO] [stdout] 1b8ec57f32b299311ca82d07dfed50482b5e4f6b870796e6b832205054a3f9b3