[INFO] fetching crate json-escape 0.2.0...
[INFO] testing json-escape-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate json-escape 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate json-escape 0.2.0
[INFO] finished tweaking crates.io crate json-escape 0.2.0
[INFO] tweaked toml for crates.io crate json-escape 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate json-escape 0.2.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate json-escape 0.2.0 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9d9d264fe190edb03360ae9d1fc63094b13003c9797327c60d2c976398775b5
[INFO] running `Command { std: "docker" "start" "-a" "c9d9d264fe190edb03360ae9d1fc63094b13003c9797327c60d2c976398775b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9d9d264fe190edb03360ae9d1fc63094b13003c9797327c60d2c976398775b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9d9d264fe190edb03360ae9d1fc63094b13003c9797327c60d2c976398775b5", kill_on_drop: false }`
[INFO] [stdout] c9d9d264fe190edb03360ae9d1fc63094b13003c9797327c60d2c976398775b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61ca94668e39b94cc013a745568f13ca8be7c2741537f2481449391a6efceefc
[INFO] running `Command { std: "docker" "start" "-a" "61ca94668e39b94cc013a745568f13ca8be7c2741537f2481449391a6efceefc", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-escape v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "61ca94668e39b94cc013a745568f13ca8be7c2741537f2481449391a6efceefc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61ca94668e39b94cc013a745568f13ca8be7c2741537f2481449391a6efceefc", kill_on_drop: false }`
[INFO] [stdout] 61ca94668e39b94cc013a745568f13ca8be7c2741537f2481449391a6efceefc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1263fd986292bb5cfbaf2e594414e70353b4c3bae420832d65b18fa52216935d
[INFO] running `Command { std: "docker" "start" "-a" "1263fd986292bb5cfbaf2e594414e70353b4c3bae420832d65b18fa52216935d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde_core v1.0.225
[INFO] [stderr]    Compiling serde v1.0.225
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling clap_builder v4.5.47
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling clap v4.5.47
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.225
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling json-escape v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 44.30s
[INFO] running `Command { std: "docker" "inspect" "1263fd986292bb5cfbaf2e594414e70353b4c3bae420832d65b18fa52216935d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1263fd986292bb5cfbaf2e594414e70353b4c3bae420832d65b18fa52216935d", kill_on_drop: false }`
[INFO] [stdout] 1263fd986292bb5cfbaf2e594414e70353b4c3bae420832d65b18fa52216935d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f6d0136415279ef98bca54ed37c6429f6a3118d3f28d72ad5a4c1be7eac303c0
[INFO] running `Command { std: "docker" "start" "-a" "f6d0136415279ef98bca54ed37c6429f6a3118d3f28d72ad5a4c1be7eac303c0", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/json_escape-2ef93b06613aa7c9)
[INFO] [stdout] 
[INFO] [stdout] running 69 tests
[INFO] [stdout] test explicit::tests::escape_chunks ... ok
[INFO] [stdout] test explicit::tests::sync_regression ... ok
[INFO] [stdout] test explicit::tests::test_escape_against_collected_string ... ok
[INFO] [stdout] test explicit::tests::test_unescape_against_collected_string ... ok
[INFO] [stdout] test explicit::tests::unescape_chunks ... ok
[INFO] [stdout] test explicit::tests::unescape_error_propagation ... ok
[INFO] [stdout] test find_escape_char_tests::test_finds_first_of_multiple ... ok
[INFO] [stdout] test find_escape_char_tests::test_all_escapable_bytes_individually ... ok
[INFO] [stdout] test find_escape_char_tests::test_no_escapes ... ok
[INFO] [stdout] test find_escape_char_tests::test_remainder_logic ... ok
[INFO] [stdout] test find_escape_char_tests::test_simd_chunk_boundaries ... ok
[INFO] [stdout] test find_escape_char_tests::test_single_escapes ... ok
[INFO] [stdout] test tests::lossy_handles_trailing_incomplete_bytes ... ok
[INFO] [stdout] test tests::bytes_provenance ... ok
[INFO] [stdout] test tests::lossy_replaces_invalid_start_byte ... ok
[INFO] [stdout] test tests::strict_errors_on_invalid_start_byte ... ok
[INFO] [stdout] test tests::sync_regression ... ok
[INFO] [stdout] test tests::test_backslash ... ok
[INFO] [stdout] test tests::test_byte_table ... ok
[INFO] [stdout] test tests::test_display_empty_string ... ok
[INFO] [stdout] test tests::test_control_chars ... ok
[INFO] [stdout] test tests::test_different_chunk_boundaries_bytes ... ok
[INFO] [stdout] test tests::test_display_err_high_surrogate_not_followed_by_low ... ok
[INFO] [stdout] test tests::test_display_err_incomplete_unicode ... ok
[INFO] [stdout] test tests::test_display_err_invalid_escape ... ok
[INFO] [stdout] test tests::test_display_err_invalid_hex_in_unicode ... ok
[INFO] [stdout] test tests::test_display_err_lone_high_surrogate ... ok
[INFO] [stdout] test tests::test_display_err_invalid_source_utf8 ... ok
[INFO] [stdout] test tests::test_display_lossy_invalid_source_utf8 ... ok
[INFO] [stdout] test tests::test_display_lossy_incomplete_unicode_truncates ... ok
[INFO] [stdout] test tests::test_display_mixed_content ... ok
[INFO] [stdout] test tests::test_display_lossy_invalid_escape_truncates ... ok
[INFO] [stdout] test tests::test_display_non_escaped_utf8 ... ok
[INFO] [stdout] test tests::test_display_starts_and_ends_with_escape ... ok
[INFO] [stdout] test tests::test_display_simple_string ... ok
[INFO] [stdout] test tests::test_empty_iterators_are_equal ... ok
[INFO] [stdout] test tests::test_display_standard_escapes ... ok
[INFO] [stdout] test tests::test_escape_fully ... ok
[INFO] [stdout] test tests::test_empty_vs_non_empty ... ok
[INFO] [stdout] test tests::test_display_unicode_escape_bmp ... ok
[INFO] [stdout] test tests::test_invalid_escape_unescape ... ok
[INFO] [stdout] test tests::test_iterator_chunks ... ok
[INFO] [stdout] test tests::test_empty_string ... ok
[INFO] [stdout] test tests::test_no_escape_needed ... ok
[INFO] [stdout] test tests::test_one_is_prefix_of_other ... ok
[INFO] [stdout] test tests::test_one_long_vs_many_short ... ok
[INFO] [stdout] test tests::test_other_control_chars ... ok
[INFO] [stdout] test tests::test_read_empty_input ... ok
[INFO] [stdout] test tests::test_read_error_invalid_escape ... ok
[INFO] [stdout] test tests::test_read_into_empty_buffer ... ok
[INFO] [stdout] test tests::test_read_into_small_buffer_multiple_calls ... ok
[INFO] [stdout] test tests::test_read_error_lone_surrogate ... ok
[INFO] [stdout] test tests::test_read_multibyte_char_across_buffer_boundary ... ok
[INFO] [stdout] test tests::test_read_simple ... ok
[INFO] [stdout] test tests::test_read_to_end_optimized ... ok
[INFO] [stdout] test tests::test_single_identical_chunks ... ok
[INFO] [stdout] test tests::test_simple_unescape ... ok
[INFO] [stdout] test tests::test_slash ... ok
[INFO] [stdout] test tests::test_read_with_simple_escapes ... ok
[INFO] [stdout] test tests::test_truncated_unicode ... ok
[INFO] [stdout] test tests::test_surrogate_pair_unescape ... ok
[INFO] [stdout] test tests::test_unequal_at_chunk_boundary ... ok
[INFO] [stdout] test tests::test_with_vec_references ... ok
[INFO] [stdout] test tests::test_unequal_content_same_length ... ok
[INFO] [stdout] test tests::test_unicode_escape_basic_unescape ... ok
[INFO] [stdout] test tests::test_complex_remainer_logic ... ok
[INFO] [stdout] test tests::strict_valid_multi_byte_split ... ok
[INFO] [stdout] test tests::test_different_chunk_boundaries_str ... ok
[INFO] [stdout] test tests::test_quotes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 69 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests json_escape
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test src/explicit.rs - explicit::Unescape<'a>::decode_utf8 (line 496) ... ok
[INFO] [stdout] test src/explicit.rs - explicit::Unescape<'b>::eq (line 782) ... ok
[INFO] [stdout] test src/explicit.rs - explicit::unescape_quoted (line 287) ... ok
[INFO] [stdout] test src/explicit.rs - explicit (line 20) ... ok
[INFO] [stdout] test src/explicit.rs - explicit (line 41) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/lib.rs - Unescape (line 459) ... ok
[INFO] [stdout] test src/lib.rs - Escape<'_>::eq (line 237) ... ok
[INFO] [stdout] test src/lib.rs - Cow<'a,str>::from (line 285) ... ok
[INFO] [stdout] test src/lib.rs - Unescape (line 469) ... ok
[INFO] [stdout] test src/lib.rs - (line 41) ... ok
[INFO] [stdout] test src/lib.rs - Unescape (line 445) ... ok
[INFO] [stdout] test src/lib.rs - Unescape (line 518) ... ok
[INFO] [stdout] test src/lib.rs - Unescape (line 479) ... ok
[INFO] [stdout] test src/lib.rs - Result<B,UnescapeError>::eq (line 931) ... ok
[INFO] [stdout] test src/lib.rs - Unescape<'a>::decode_utf8 (line 643) ... ok
[INFO] [stdout] test src/lib.rs - Unescape<'_>::eq (line 889) ... ok
[INFO] [stdout] test src/lib.rs - UnescapeError::kind (line 1207) ... ok
[INFO] [stdout] test src/lib.rs - Unescape<'b>::eq (line 982) ... ok
[INFO] [stdout] test src/lib.rs - Unescape<'a>::display_utf8 (line 698) ... ok
[INFO] [stdout] test src/lib.rs - unescape_quoted (line 368) ... ok
[INFO] [stdout] test src/lib.rs - UnescapeError::offset (line 1236) ... ok
[INFO] [stdout] test src/lib.rs - escape_str (line 99) ... ok
[INFO] [stdout] test src/lib.rs - unescape (line 336) ... ok
[INFO] [stdout] test src/lib.rs - Escape<'_>::fmt (line 204) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f6d0136415279ef98bca54ed37c6429f6a3118d3f28d72ad5a4c1be7eac303c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6d0136415279ef98bca54ed37c6429f6a3118d3f28d72ad5a4c1be7eac303c0", kill_on_drop: false }`
[INFO] [stdout] f6d0136415279ef98bca54ed37c6429f6a3118d3f28d72ad5a4c1be7eac303c0