[INFO] fetching crate tacet-grammar 0.2.1...
[INFO] testing tacet-grammar-0.2.1 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate tacet-grammar 0.2.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tacet-grammar 0.2.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tacet-grammar 0.2.1
[INFO] tweaked toml for crates.io crate tacet-grammar 0.2.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tacet-grammar 0.2.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tacet-grammar 0.2.1 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2217aaa0b919b0d15a60e1394e90dd9712da9e678bbaecaf01ea516a9ebe5da0
[INFO] running `Command { std: "docker" "start" "2217aaa0b919b0d15a60e1394e90dd9712da9e678bbaecaf01ea516a9ebe5da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2217aaa0b919b0d15a60e1394e90dd9712da9e678bbaecaf01ea516a9ebe5da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2217aaa0b919b0d15a60e1394e90dd9712da9e678bbaecaf01ea516a9ebe5da0" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2217aaa0b919b0d15a60e1394e90dd9712da9e678bbaecaf01ea516a9ebe5da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2217aaa0b919b0d15a60e1394e90dd9712da9e678bbaecaf01ea516a9ebe5da0" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v3.0.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.19
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling thiserror v2.0.19
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling tacet-kernel v0.1.6
[INFO] [stderr]    Compiling tacet-grammar v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.77s
[INFO] running `Command { std: "docker" "inspect" "2217aaa0b919b0d15a60e1394e90dd9712da9e678bbaecaf01ea516a9ebe5da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2217aaa0b919b0d15a60e1394e90dd9712da9e678bbaecaf01ea516a9ebe5da0" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling tacet-grammar v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.38s
[INFO] running `Command { std: "docker" "inspect" "2217aaa0b919b0d15a60e1394e90dd9712da9e678bbaecaf01ea516a9ebe5da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2217aaa0b919b0d15a60e1394e90dd9712da9e678bbaecaf01ea516a9ebe5da0" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/tacet-grammar/523642a07ae10545/out/tacet_grammar-523642a07ae10545)
[INFO] [stdout] 
[INFO] [stdout] running 48 tests
[INFO] [stdout] test call::tests::a_plain_answer_is_not_constrained ... ok
[INFO] [stdout] test call::tests::a_valid_call_is_accepted_from_start_to_end ... ok
[INFO] [stdout] test call::tests::an_object_cannot_be_closed_with_a_required_field_missing ... ok
[INFO] [stdout] test call::tests::a_call_in_the_middle_of_text_is_forced_too ... ok
[INFO] [stdout] test call::tests::the_constraint_survives_a_thinking_block ... ok
[INFO] [stdout] test call::tests::an_unknown_tool_name_does_not_count_as_a_call ... ok
[INFO] [stdout] test tests::a_half_open_structure_does_not_count_as_finished ... ok
[INFO] [stdout] test tests::a_unicode_escape_requires_four_hex_digits ... ok
[INFO] [stdout] test tests::a_required_field_cannot_be_skipped ... ok
[INFO] [stdout] test call::tests::leading_whitespace_does_not_kill_the_constraint ... ok
[INFO] [stdout] test tests::a_valid_object_is_accepted ... ok
[INFO] [stdout] test tests::a_value_outside_the_enum_cannot_be_produced ... ok
[INFO] [stdout] test tests::an_empty_schema_accepts_only_an_empty_object ... ok
[INFO] [stdout] test tests::an_escaped_string_is_handled_correctly ... ok
[INFO] [stdout] test tests::array_length_bounds_are_enforced ... ok
[INFO] [stdout] test tests::advance_does_not_corrupt_the_state_on_error ... ok
[INFO] [stdout] test tests::at_an_enum_position_the_mask_closes_everything_outside_the_set ... ok
[INFO] [stdout] test tests::at_the_end_position_the_mask_opens_nothing ... ok
[INFO] [stdout] test tests::an_integer_cannot_produce_a_fraction_or_an_exponent ... ok
[INFO] [stdout] test tests::bool_produces_only_true_and_false ... ok
[INFO] [stdout] test call::tests::when_the_prefix_breaks_it_stays_free ... ok
[INFO] [stdout] test tests::in_a_non_negative_range_the_minus_sign_never_opens ... ok
[INFO] [stdout] test call::tests::without_an_identifier_boundary_it_does_not_count_as_a_call ... ok
[INFO] [stdout] test tests::at_a_key_position_the_mask_opens_only_schema_fields ... ok
[INFO] [stdout] test tests::multi_byte_unicode_is_free_in_the_body ... ok
[INFO] [stdout] test tests::field_order_is_free_but_there_is_no_invented_field ... ok
[INFO] [stdout] test tests::nested_array_and_object_mixed ... ok
[INFO] [stdout] test tests::in_a_number_range_a_dead_prefix_never_opens ... ok
[INFO] [stdout] test tests::nested_object_and_array ... ok
[INFO] [stdout] test tests::generation_driven_by_the_mask_always_yields_valid_json ... ok
[INFO] [stdout] test tests::no_comma_opens_after_the_last_field ... ok
[INFO] [stdout] test tests::the_allowed_set_is_never_left_dead ... ok
[INFO] [stdout] test tests::no_reachable_state_locks_up ... ok
[INFO] [stdout] test call::tests::a_tool_that_needs_no_arguments_can_be_called_with_none ... ok
[INFO] [stdout] test tests::the_number_grammar_obeys_json_rules ... ok
[INFO] [stdout] test tests::the_same_key_cannot_be_produced_twice ... ok
[INFO] [stdout] test tests::the_mask_respects_the_range_and_the_type ... ok
[INFO] [stdout] test tests::the_cached_and_uncached_masks_give_the_same_result ... ok
[INFO] [stdout] test tests::the_mask_leaves_only_valid_tokens ... ok
[INFO] [stdout] test tests::the_mask_opens_a_combined_token_that_ends_with_the_terminator ... ok
[INFO] [stdout] test tests::the_mask_validates_a_multi_character_token_end_to_end ... ok
[INFO] [stdout] test tests::while_writing_an_enum_only_the_next_letters_are_allowed ... ok
[INFO] [stdout] test tests::the_text_length_limit_forces_closing ... ok
[INFO] [stdout] test tests::trailing_input_after_closing_is_rejected ... ok
[INFO] [stdout] test tests::without_a_terminator_the_mask_does_not_open_the_closing_token ... ok
[INFO] [stdout] test call::tests::the_whole_argument_region_reports_itself_structural ... ok
[INFO] [stdout] test call::tests::the_enum_set_cannot_be_stepped_out_of ... ok
[INFO] [stdout] test tests::whitespace_is_free_at_structural_positions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 48 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/grammar_property.rs (/opt/rustwide/target/debug/build/tacet-grammar/f29e535978506090/out/grammar_property-f29e535978506090)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test a_lone_surrogate_cannot_be_generated_even_though_four_hex_digits_look_fine ... ok
[INFO] [stdout] test a_number_too_large_for_f64_cannot_be_generated ... ok
[INFO] [stdout] test an_unbounded_text_field_still_has_to_end ... ok
[INFO] [stdout] test the_free_text_fast_path_agrees_with_the_automaton_token_by_token ... ok
[INFO] [stdout] test whitespace_cannot_run_forever_at_a_structural_position ... ok
[INFO] [stdout] test no_random_walk_ever_produces_something_the_schema_rejects ... ok
[INFO] [stdout] test every_mutation_of_an_accepted_call_is_refused_at_a_named_index ... ok
[INFO] [stdout] test the_terminator_opens_the_call_close_and_nothing_after_it ... ok
[INFO] [stdout] test the_mask_and_the_automaton_never_disagree ... ok
[INFO] [stderr]      Running tests/mask_and_automaton_agree.rs (/opt/rustwide/target/debug/build/tacet-grammar/1d2467ed976aae36/out/mask_and_automaton_agree-1d2467ed976aae36)
[INFO] [stdout] test a_bounded_number_never_parks_on_a_prefix_that_cannot_close ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 23.76s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test a_name_followed_by_a_space_is_not_a_call ... ok
[INFO] [stdout] test a_boundary_inside_the_token_still_starts_a_call ... ok
[INFO] [stdout] test a_token_the_mask_closes_is_a_token_the_automaton_refuses ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/space_runs.rs (/opt/rustwide/target/debug/build/tacet-grammar/b3d73a1041117d7f/out/space_runs-b3d73a1041117d7f)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test a_string_body_takes_more_than_sixteen_spaces ... ok
[INFO] [stdout] test structural_whitespace_is_still_bounded ... ok
[INFO] [stdout] test the_mask_never_offers_a_space_the_automaton_refuses ... 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]    Doc-tests tacet_grammar
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[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] all doctests ran in 0.51s; merged doctests compilation took 0.49s
[INFO] running `Command { std: "docker" "inspect" "2217aaa0b919b0d15a60e1394e90dd9712da9e678bbaecaf01ea516a9ebe5da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2217aaa0b919b0d15a60e1394e90dd9712da9e678bbaecaf01ea516a9ebe5da0", kill_on_drop: false }`
[INFO] [stdout] 2217aaa0b919b0d15a60e1394e90dd9712da9e678bbaecaf01ea516a9ebe5da0
