[INFO] fetching crate oxide_core 0.4.0...
[INFO] testing oxide_core-0.4.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate oxide_core 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate oxide_core 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate oxide_core 0.4.0
[INFO] tweaked toml for crates.io crate oxide_core 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate oxide_core 0.4.0 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 oxide_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" "+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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 76381c252e80c077995ccf1d538cf54b557cd80fbbe451d894830333aa934468
[INFO] running `Command { std: "docker" "start" "-a" "76381c252e80c077995ccf1d538cf54b557cd80fbbe451d894830333aa934468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76381c252e80c077995ccf1d538cf54b557cd80fbbe451d894830333aa934468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76381c252e80c077995ccf1d538cf54b557cd80fbbe451d894830333aa934468", kill_on_drop: false }`
[INFO] [stdout] 76381c252e80c077995ccf1d538cf54b557cd80fbbe451d894830333aa934468
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4b69a147cb1c64ce1dd86a62ede60de92bd7bb37781f283667804b5939e5e33a
[INFO] running `Command { std: "docker" "start" "-a" "4b69a147cb1c64ce1dd86a62ede60de92bd7bb37781f283667804b5939e5e33a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling find-msvc-tools v0.1.8
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling bytes v1.11.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling portable-atomic v1.13.0
[INFO] [stderr]    Compiling build-target v0.4.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rustc-demangle v0.1.27
[INFO] [stderr]    Compiling atomic v0.5.3
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling cc v1.2.54
[INFO] [stderr]    Compiling flutter_rust_bridge v2.11.1
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling dart-sys v4.1.5
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling allo-isolate v0.1.27
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling delegate-attr v0.3.0
[INFO] [stderr]    Compiling flutter_rust_bridge_macros v2.11.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling tokio v1.49.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tokio-stream v0.1.18
[INFO] [stderr]    Compiling oxide_core v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.39s
[INFO] running `Command { std: "docker" "inspect" "4b69a147cb1c64ce1dd86a62ede60de92bd7bb37781f283667804b5939e5e33a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b69a147cb1c64ce1dd86a62ede60de92bd7bb37781f283667804b5939e5e33a", kill_on_drop: false }`
[INFO] [stdout] 4b69a147cb1c64ce1dd86a62ede60de92bd7bb37781f283667804b5939e5e33a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 211b6a9539431cad14ac80d7a12ae2d62b7bdea2a5f21aef491e40b3d5bce2fd
[INFO] running `Command { std: "docker" "start" "-a" "211b6a9539431cad14ac80d7a12ae2d62b7bdea2a5f21aef491e40b3d5bce2fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling zmij v1.0.16
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling zerocopy-derive v0.8.33
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling clap_lex v0.7.7
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling clap_builder v4.5.54
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling clap v4.5.54
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling oxide_core v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 26.51s
[INFO] running `Command { std: "docker" "inspect" "211b6a9539431cad14ac80d7a12ae2d62b7bdea2a5f21aef491e40b3d5bce2fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "211b6a9539431cad14ac80d7a12ae2d62b7bdea2a5f21aef491e40b3d5bce2fd", kill_on_drop: false }`
[INFO] [stdout] 211b6a9539431cad14ac80d7a12ae2d62b7bdea2a5f21aef491e40b3d5bce2fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 61446e5af0dd3e59abca69212efcf874d7645e19f67223f8d9817f2e12062cca
[INFO] running `Command { std: "docker" "start" "-a" "61446e5af0dd3e59abca69212efcf874d7645e19f67223f8d9817f2e12062cca", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/oxide_core-9874c27ea54ae309)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_side_effect_noop_variant_is_constructible ... ok
[INFO] [stdout] test tests::runtime_spawn_executes_and_returns_result ... ok
[INFO] [stdout] test tests::watch_receiver_to_stream_emits_updates ... ok
[INFO] [stdout] test tests::reducer_default_infer_slices_returns_empty ... ok
[INFO] [stdout] test tests::engine_reports_sideeffect_errors_and_does_not_commit ... ok
[INFO] [stdout] test tests::engine_emits_after_full_update_dispatch ... ok
[INFO] [stdout] test tests::runtime_spawn_blocking_executes_and_returns_result ... ok
[INFO] [stdout] test tests::engine_does_not_commit_state_on_error ... ok
[INFO] [stdout] test tests::engine_processes_sideeffects_and_emits_snapshots ... ok
[INFO] [stdout] test tests::engine_does_not_emit_or_bump_revision_on_none ... ok
[INFO] [stdout] test tests::runtime_init_and_spawn_paths_exercised ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/navigation_runtime_tests.rs (/opt/rustwide/target/debug/deps/navigation_runtime_tests-be0f1829e979a489)
[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/persistence_corrupt_data.rs (/opt/rustwide/target/debug/deps/persistence_corrupt_data-21124b1d384577c5)
[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/persistence_engine_restore.rs (/opt/rustwide/target/debug/deps/persistence_engine_restore-000ada41760902b1)
[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/public_api.rs (/opt/rustwide/target/debug/deps/public_api-c73e988695fbc29e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test reducer_engine_round_trip ... ok
[INFO] [stdout] test reducer_engine_dispatch_returns_error ... 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/serialization_workflow.rs (/opt/rustwide/target/debug/deps/serialization_workflow-73bc1b9fd56dd88e)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/sliced_updates.rs (/opt/rustwide/target/debug/deps/sliced_updates-7f99638b8e9d1330)
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test explicit_slices_bypass_inference ... ok
[INFO] [stdout] test infer_emits_changed_slice ... ok
[INFO] [stdout] test full_emits_empty_slices ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/state_persistence_feature.rs (/opt/rustwide/target/debug/deps/state_persistence_feature-0741a8afd022c018)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running tests/wasm_wasi_compat.rs (/opt/rustwide/target/debug/deps/wasm_wasi_compat-0a1d59e509faeb54)
[INFO] [stdout] test result: ok. 0 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] [stderr]      Running tests/wasm_web_compat.rs (/opt/rustwide/target/debug/deps/wasm_web_compat-6dcffabf8058ba27)
[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]    Doc-tests oxide_core
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/../README.md - (line 155) ... ignored
[INFO] [stdout] test src/../README.md - (line 33) ... ok
[INFO] [stdout] test src/../README.md - (line 82) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 1.33s; merged doctests compilation took 1.25s
[INFO] running `Command { std: "docker" "inspect" "61446e5af0dd3e59abca69212efcf874d7645e19f67223f8d9817f2e12062cca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61446e5af0dd3e59abca69212efcf874d7645e19f67223f8d9817f2e12062cca", kill_on_drop: false }`
[INFO] [stdout] 61446e5af0dd3e59abca69212efcf874d7645e19f67223f8d9817f2e12062cca
