[INFO] fetching crate neco-json 0.1.1...
[INFO] testing neco-json-0.1.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate neco-json 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate neco-json 0.1.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate neco-json 0.1.1
[INFO] tweaked toml for crates.io crate neco-json 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate neco-json 0.1.1 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 neco-json 0.1.1 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 353ba6813fbbf409d9d9c66d178e749da7ddf07e118d29d4c809155887b4656e
[INFO] running `Command { std: "docker" "start" "-a" "353ba6813fbbf409d9d9c66d178e749da7ddf07e118d29d4c809155887b4656e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "353ba6813fbbf409d9d9c66d178e749da7ddf07e118d29d4c809155887b4656e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "353ba6813fbbf409d9d9c66d178e749da7ddf07e118d29d4c809155887b4656e", kill_on_drop: false }`
[INFO] [stdout] 353ba6813fbbf409d9d9c66d178e749da7ddf07e118d29d4c809155887b4656e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1c560fd4c81b1f1ba129b13207cc31842620671fd5ff0f5b09e02adc060b9bc7
[INFO] running `Command { std: "docker" "start" "-a" "1c560fd4c81b1f1ba129b13207cc31842620671fd5ff0f5b09e02adc060b9bc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling neco-json v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "1c560fd4c81b1f1ba129b13207cc31842620671fd5ff0f5b09e02adc060b9bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c560fd4c81b1f1ba129b13207cc31842620671fd5ff0f5b09e02adc060b9bc7", kill_on_drop: false }`
[INFO] [stdout] 1c560fd4c81b1f1ba129b13207cc31842620671fd5ff0f5b09e02adc060b9bc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 227e04c5e27ea06267ae7bb56585776d4ac8f906a0cec2204273dae885d6de31
[INFO] running `Command { std: "docker" "start" "-a" "227e04c5e27ea06267ae7bb56585776d4ac8f906a0cec2204273dae885d6de31", kill_on_drop: false }`
[INFO] [stderr]    Compiling neco-json v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "227e04c5e27ea06267ae7bb56585776d4ac8f906a0cec2204273dae885d6de31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "227e04c5e27ea06267ae7bb56585776d4ac8f906a0cec2204273dae885d6de31", kill_on_drop: false }`
[INFO] [stdout] 227e04c5e27ea06267ae7bb56585776d4ac8f906a0cec2204273dae885d6de31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 255dd54097219fc24ac096c7e26da8c20fffbab5dc01ccd9c1244009c2bb2b57
[INFO] running `Command { std: "docker" "start" "-a" "255dd54097219fc24ac096c7e26da8c20fffbab5dc01ccd9c1244009c2bb2b57", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/neco_json-5530025af868e9c0)
[INFO] [stdout] 
[INFO] [stdout] running 56 tests
[INFO] [stdout] test encode::tests::encode_parse_roundtrip_for_finite_values ... ok
[INFO] [stdout] test encode::tests::encode_parse_roundtrip_for_complex_nested_structure ... ok
[INFO] [stdout] test encode::tests::encodes_basic_variants ... ok
[INFO] [stdout] test encode::tests::escapes_strings ... ok
[INFO] [stdout] test encode::tests::rejects_non_finite_numbers ... ok
[INFO] [stdout] test parse::tests::accepts_all_json_whitespace_around_values ... ok
[INFO] [stdout] test encode::tests::encodes_integer_valued_f64_using_current_representation ... ok
[INFO] [stdout] test encode::tests::encodes_nested_structures ... ok
[INFO] [stdout] test encode::tests::escapes_null_character_in_string ... ok
[INFO] [stdout] test parse::tests::parses_basic_types ... ok
[INFO] [stdout] test parse::tests::parses_empty_array_and_object ... ok
[INFO] [stdout] test parse::tests::parses_all_supported_number_forms ... ok
[INFO] [stdout] test parse::tests::parses_deep_nesting_at_limit ... ok
[INFO] [stdout] test parse::tests::parses_empty_object_array_and_empty_string_key ... ok
[INFO] [stdout] test parse::tests::parses_solidus_escape_explicitly ... ok
[INFO] [stdout] test parse::tests::parses_multibyte_utf8_in_string ... ok
[INFO] [stdout] test parse::tests::rejects_additional_leading_zero_forms ... ok
[INFO] [stdout] test parse::tests::parses_nested_values ... ok
[INFO] [stdout] test parse::tests::rejects_invalid_single_token_and_trailing_comma_inputs ... ok
[INFO] [stdout] test parse::tests::parses_unicode_escapes_and_surrogate_pairs ... ok
[INFO] [stdout] test parse::tests::rejects_utf8_bom_prefix ... ok
[INFO] [stdout] test parse::tests::reports_invalid_utf8_sequences_in_string ... ok
[INFO] [stdout] test parse::tests::reports_exact_error_positions_for_post_advance_failures ... ok
[INFO] [stdout] test parse::tests::reports_empty_input ... ok
[INFO] [stdout] test parse::tests::reports_leading_zero_numbers ... ok
[INFO] [stdout] test parse::tests::skips_whitespace ... ok
[INFO] [stdout] test parse::tests::reports_invalid_escape_sequences ... ok
[INFO] [stdout] test parse::tests::reports_lone_surrogates ... ok
[INFO] [stdout] test traits::tests::roundtrip_bool_false ... ok
[INFO] [stdout] test traits::tests::roundtrip_bool_true ... ok
[INFO] [stdout] test parse::tests::reports_trailing_content ... ok
[INFO] [stdout] test parse::tests::reports_max_depth_exceeded ... ok
[INFO] [stdout] test traits::tests::as_i64_and_as_u64_added_to_json_value ... ok
[INFO] [stdout] test traits::tests::roundtrip_f64 ... ok
[INFO] [stdout] test parse::tests::parses_unicode_escape_boundary_values ... ok
[INFO] [stdout] test parse::tests::reports_control_character_in_string ... ok
[INFO] [stdout] test traits::tests::roundtrip_box_string ... ok
[INFO] [stdout] test parse::tests::parses_string_escapes ... ok
[INFO] [stdout] test traits::tests::roundtrip_i64_negative ... ok
[INFO] [stdout] test traits::tests::roundtrip_i64_positive ... ok
[INFO] [stdout] test traits::tests::roundtrip_option_none ... ok
[INFO] [stdout] test traits::tests::roundtrip_option_some ... ok
[INFO] [stdout] test traits::tests::roundtrip_string ... ok
[INFO] [stdout] test traits::tests::roundtrip_vec_i64 ... ok
[INFO] [stdout] test traits::tests::roundtrip_u64_zero ... ok
[INFO] [stdout] test traits::tests::type_mismatch_returns_error ... ok
[INFO] [stdout] test traits::tests::roundtrip_vec_bool ... ok
[INFO] [stdout] test value::tests::required_accessors_cover_success_and_errors ... ok
[INFO] [stdout] test traits::tests::roundtrip_vec_string ... ok
[INFO] [stdout] test traits::tests::str_to_json_produces_string_variant ... ok
[INFO] [stdout] test value::tests::get_reads_object_field_and_keeps_first_duplicate ... ok
[INFO] [stdout] test value::tests::as_methods_return_expected_values ... ok
[INFO] [stdout] test traits::tests::roundtrip_u64_large ... ok
[INFO] [stdout] test value::tests::is_methods_match_variants ... ok
[INFO] [stdout] test value::tests::optional_accessors_cover_success_none_and_errors ... ok
[INFO] [stdout] test parse::tests::parses_negative_exponent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 56 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-09aa640a58144cd3)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test acceptance_1_and_2_crate_build_contract_is_visible_from_public_api ... ok
[INFO] [stdout] test acceptance_3_and_7_parse_complex_structure_and_read_with_accessors ... ok
[INFO] [stdout] test acceptance_5_roundtrip_preserves_complex_value_equivalence ... ok
[INFO] [stdout] test acceptance_8_end_to_end_atproto_like_payload_parses_and_accesses ... ok
[INFO] [stdout] test acceptance_6_depth_limit_is_enforced ... ok
[INFO] [stderr]    Doc-tests neco_json
[INFO] [stdout] test acceptance_4_unicode_surrogate_pair_roundtrips_through_public_api ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "255dd54097219fc24ac096c7e26da8c20fffbab5dc01ccd9c1244009c2bb2b57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "255dd54097219fc24ac096c7e26da8c20fffbab5dc01ccd9c1244009c2bb2b57", kill_on_drop: false }`
[INFO] [stdout] 255dd54097219fc24ac096c7e26da8c20fffbab5dc01ccd9c1244009c2bb2b57
