[INFO] fetching crate strs_tools_meta 0.17.0... [INFO] testing strs_tools_meta-0.17.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2 [INFO] extracting crate strs_tools_meta 0.17.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate strs_tools_meta 0.17.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate strs_tools_meta 0.17.0 [INFO] tweaked toml for crates.io crate strs_tools_meta 0.17.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate strs_tools_meta 0.17.0 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 strs_tools_meta 0.17.0 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] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded iter_tools v0.47.0 [INFO] [stderr] Downloaded collection_tools v0.37.0 [INFO] [stderr] Downloaded component_model_types v0.24.0 [INFO] [stderr] Downloaded clone_dyn_types v0.46.0 [INFO] [stderr] Downloaded interval_adapter v0.41.0 [INFO] [stderr] Downloaded macro_tools v0.82.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9d21ae78a8b4adeb72909a479d2af70c4ee3e57d1c2d045faf8c624faf17d045 [INFO] running `Command { std: "docker" "start" "-a" "9d21ae78a8b4adeb72909a479d2af70c4ee3e57d1c2d045faf8c624faf17d045", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d21ae78a8b4adeb72909a479d2af70c4ee3e57d1c2d045faf8c624faf17d045", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d21ae78a8b4adeb72909a479d2af70c4ee3e57d1c2d045faf8c624faf17d045", kill_on_drop: false }` [INFO] [stdout] 9d21ae78a8b4adeb72909a479d2af70c4ee3e57d1c2d045faf8c624faf17d045 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4ba6937eafe8c40e2913a8e79a7f3411819d3806166b7f10190976b4d8d201f2 [INFO] running `Command { std: "docker" "start" "-a" "4ba6937eafe8c40e2913a8e79a7f3411819d3806166b7f10190976b4d8d201f2", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.19 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling collection_tools v0.37.0 [INFO] [stderr] Compiling clone_dyn_types v0.46.0 [INFO] [stderr] Compiling interval_adapter v0.41.0 [INFO] [stderr] Compiling convert_case v0.6.0 [INFO] [stderr] Compiling component_model_types v0.24.0 [INFO] [stderr] Compiling itertools v0.11.0 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling const_format_proc_macros v0.2.34 [INFO] [stderr] Compiling const_format v0.2.35 [INFO] [stderr] Compiling iter_tools v0.47.0 [INFO] [stderr] Compiling macro_tools v0.82.0 [INFO] [stderr] Compiling strs_tools_meta v0.17.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.60s [INFO] running `Command { std: "docker" "inspect" "4ba6937eafe8c40e2913a8e79a7f3411819d3806166b7f10190976b4d8d201f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ba6937eafe8c40e2913a8e79a7f3411819d3806166b7f10190976b4d8d201f2", kill_on_drop: false }` [INFO] [stdout] 4ba6937eafe8c40e2913a8e79a7f3411819d3806166b7f10190976b4d8d201f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6da9a550966746e8699e3dee77961fb5e82d7c0854de9b62b82705a0c4463d4f [INFO] running `Command { std: "docker" "start" "-a" "6da9a550966746e8699e3dee77961fb5e82d7c0854de9b62b82705a0c4463d4f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.19 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling clone_dyn_types v0.46.0 [INFO] [stderr] Compiling collection_tools v0.37.0 [INFO] [stderr] Compiling unicode-segmentation v1.12.0 [INFO] [stderr] Compiling interval_adapter v0.41.0 [INFO] [stderr] Compiling component_model_types v0.24.0 [INFO] [stderr] Compiling itertools v0.11.0 [INFO] [stderr] Compiling convert_case v0.6.0 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling const_format_proc_macros v0.2.34 [INFO] [stderr] Compiling iter_tools v0.47.0 [INFO] [stderr] Compiling const_format v0.2.35 [INFO] [stderr] Compiling macro_tools v0.82.0 [INFO] [stderr] Compiling strs_tools_meta v0.17.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 8.85s [INFO] running `Command { std: "docker" "inspect" "6da9a550966746e8699e3dee77961fb5e82d7c0854de9b62b82705a0c4463d4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6da9a550966746e8699e3dee77961fb5e82d7c0854de9b62b82705a0c4463d4f", kill_on_drop: false }` [INFO] [stdout] 6da9a550966746e8699e3dee77961fb5e82d7c0854de9b62b82705a0c4463d4f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2bbed81c1c6b57b4f83d4760ea6633fa02011577ad5df7b0f84522256619aaeb [INFO] running `Command { std: "docker" "start" "-a" "2bbed81c1c6b57b4f83d4760ea6633fa02011577ad5df7b0f84522256619aaeb", 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/strs_tools_meta-d9665db415b133d3) [INFO] [stdout] [INFO] [stderr] Running tests/corner_cases_test.rs (/opt/rustwide/target/debug/deps/corner_cases_test-089d4fa97d7f57b0) [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 28 tests [INFO] [stdout] test corner_consecutive_delimiters ... ok [INFO] [stdout] test corner_empty_string ... ok [INFO] [stdout] test corner_delimiter_at_start ... ok [INFO] [stdout] test corner_delimiter_at_end ... ok [INFO] [stdout] test corner_many_delimiters_over_threshold ... ok [INFO] [stdout] test corner_many_delimiters_threshold ... ok [INFO] [stdout] test corner_match_at_end ... ok [INFO] [stdout] test corner_match_at_start ... ok [INFO] [stdout] test corner_match_empty_input ... ok [INFO] [stdout] test corner_match_multibyte_utf8_emoji ... ok [INFO] [stdout] test corner_match_multiple_occurrences ... ok [INFO] [stdout] test corner_match_overlapping_patterns ... ok [INFO] [stdout] test corner_match_unicode ... ok [INFO] [stdout] test corner_multibyte_utf8_emoji ... ok [INFO] [stdout] test corner_no_delimiters ... ok [INFO] [stdout] test corner_match_empty_pattern ... ok [INFO] [stdout] test corner_match_in_middle ... ok [INFO] [stdout] test corner_only_delimiters ... ok [INFO] [stdout] test corner_match_longest_match_strategy ... ok [INFO] [stdout] test corner_only_delimiters_preserve_empty ... ok [INFO] [stdout] test corner_overlapping_delimiters ... ok [INFO] [stdout] test corner_unicode_input ... ok [INFO] [stdout] test corner_whitespace_delimiters ... ok [INFO] [stdout] test corner_match_many_patterns_over_threshold ... ok [INFO] [stdout] test corner_match_no_match ... ok [INFO] [stdout] test corner_match_many_patterns_threshold ... ok [INFO] [stdout] test corner_consecutive_delimiters_preserve_empty ... ok [INFO] [stdout] test corner_empty_string_preserve_empty_false ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] [stderr] Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-1fb2c375f0bbc48e) [INFO] [stdout] [INFO] [stdout] running 20 tests [INFO] [stdout] test optimize_match_tests::tc1_single_pattern ... ok [INFO] [stdout] test optimize_match_tests::tc2_multiple_small_patterns ... ok [INFO] [stdout] test optimize_match_tests::tc10_empty_input ... ok [INFO] [stdout] test optimize_match_tests::tc3_first_match_strategy ... ok [INFO] [stdout] test optimize_match_tests::tc5_all_matches_strategy ... ok [INFO] [stdout] test optimize_match_tests::tc6_debug_mode ... ok [INFO] [stdout] test optimize_match_tests::tc7_explicit_parameters ... ok [INFO] [stdout] test optimize_match_tests::tc8_default_value_equivalence ... ok [INFO] [stdout] test optimize_match_tests::tc9_no_match ... ok [INFO] [stdout] test optimize_split_tests::tc1_single_char_delimiter ... ok [INFO] [stdout] test optimize_split_tests::tc10_default_value_equivalence ... ok [INFO] [stdout] test optimize_split_tests::tc2_multi_char_single_delimiter ... ok [INFO] [stdout] test optimize_split_tests::tc4_complex_delimiters ... ok [INFO] [stdout] test optimize_split_tests::tc5_preserve_delimiters ... ok [INFO] [stdout] test optimize_split_tests::tc6_preserve_empty ... ok [INFO] [stdout] test optimize_split_tests::tc9_explicit_parameters ... ok [INFO] [stdout] test optimize_split_tests::tc7_multiple_delimiters_simple ... ok [INFO] [stdout] test optimize_split_tests::tc8_debug_mode ... ok [INFO] [stdout] test optimize_split_tests::tc3_multiple_delimiters ... ok [INFO] [stdout] test optimize_match_tests::tc4_longest_match_strategy ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] [stderr] Running tests/optimize_match_tests.rs (/opt/rustwide/target/debug/deps/optimize_match_tests-a46fbc4856c7345a) [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test tc10_empty_input ... ok [INFO] [stdout] test tc1_single_pattern ... ok [INFO] [stdout] test tc2_multiple_small_patterns ... ok [INFO] [stdout] test tc3_first_match_strategy ... ok [INFO] [stdout] test tc7_explicit_parameters ... ok [INFO] [stdout] test tc4_longest_match_strategy ... ok [INFO] [stdout] test tc5_all_matches_strategy ... ok [INFO] [stdout] test tc6_debug_mode ... ok [INFO] [stdout] test tc8_default_value_equivalence ... ok [INFO] [stdout] test tc9_no_match ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/optimize_split_tests.rs (/opt/rustwide/target/debug/deps/optimize_split_tests-313b9086407cc9fc) [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stderr] Doc-tests strs_tools_meta [INFO] [stdout] test tc1_single_char_delimiter ... ok [INFO] [stdout] test tc3_multiple_delimiters ... ok [INFO] [stdout] test tc2_multi_char_single_delimiter ... ok [INFO] [stdout] test tc4_complex_delimiters ... ok [INFO] [stdout] test tc10_default_value_equivalence ... ok [INFO] [stdout] test tc6_preserve_empty ... ok [INFO] [stdout] test tc5_preserve_delimiters ... ok [INFO] [stdout] test tc8_debug_mode ... ok [INFO] [stdout] test tc9_explicit_parameters ... ok [INFO] [stdout] test tc7_multiple_delimiters_simple ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/lib.rs - optimize_split (line 31) ... ok [INFO] [stdout] test src/lib.rs - optimize_match (line 88) ... ok [INFO] [stdout] test src/lib.rs - optimize_match (line 80) ... ok [INFO] [stdout] test src/lib.rs - optimize_split (line 46) ... ok [INFO] [stdout] test src/lib.rs - optimize_split (line 38) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2bbed81c1c6b57b4f83d4760ea6633fa02011577ad5df7b0f84522256619aaeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bbed81c1c6b57b4f83d4760ea6633fa02011577ad5df7b0f84522256619aaeb", kill_on_drop: false }` [INFO] [stdout] 2bbed81c1c6b57b4f83d4760ea6633fa02011577ad5df7b0f84522256619aaeb