[INFO] cloning repository https://github.com/DmitryBochkarev/trampoline-parser [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DmitryBochkarev/trampoline-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDmitryBochkarev%2Ftrampoline-parser", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDmitryBochkarev%2Ftrampoline-parser'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 992699b01edeb128a3e935cbe5282d36f2b0d9da [INFO] testing DmitryBochkarev/trampoline-parser against beta-2026-04-21 for beta-1.96-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDmitryBochkarev%2Ftrampoline-parser" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/DmitryBochkarev/trampoline-parser [INFO] finished tweaking git repo https://github.com/DmitryBochkarev/trampoline-parser [INFO] tweaked toml for git repo https://github.com/DmitryBochkarev/trampoline-parser written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/DmitryBochkarev/trampoline-parser 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 git repo https://github.com/DmitryBochkarev/trampoline-parser 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 40f329259b0a435a7c07a1df56751589f8211e79613feb827848abcaedf41ff9 [INFO] running `Command { std: "docker" "start" "-a" "40f329259b0a435a7c07a1df56751589f8211e79613feb827848abcaedf41ff9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "40f329259b0a435a7c07a1df56751589f8211e79613feb827848abcaedf41ff9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40f329259b0a435a7c07a1df56751589f8211e79613feb827848abcaedf41ff9", kill_on_drop: false }` [INFO] [stdout] 40f329259b0a435a7c07a1df56751589f8211e79613feb827848abcaedf41ff9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 134496544f3d59fda5b2724045bc7617b1cf2048a32c7df6e8661da97ff98720 [INFO] running `Command { std: "docker" "start" "-a" "134496544f3d59fda5b2724045bc7617b1cf2048a32c7df6e8661da97ff98720", kill_on_drop: false }` [INFO] [stderr] Compiling trampoline-parser v0.1.3 (/opt/rustwide/workdir/trampoline-parser) [INFO] [stderr] Compiling trampoline-parser-tests v0.1.0 (/opt/rustwide/workdir/trampoline-parser-tests) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.61s [INFO] running `Command { std: "docker" "inspect" "134496544f3d59fda5b2724045bc7617b1cf2048a32c7df6e8661da97ff98720", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "134496544f3d59fda5b2724045bc7617b1cf2048a32c7df6e8661da97ff98720", kill_on_drop: false }` [INFO] [stdout] 134496544f3d59fda5b2724045bc7617b1cf2048a32c7df6e8661da97ff98720 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] fb48581c9501cdbf13958f56bd7c55b43d3e9f12e5ba19ba54b9e3f01a9e71c9 [INFO] running `Command { std: "docker" "start" "-a" "fb48581c9501cdbf13958f56bd7c55b43d3e9f12e5ba19ba54b9e3f01a9e71c9", kill_on_drop: false }` [INFO] [stderr] Compiling trampoline-parser v0.1.3 (/opt/rustwide/workdir/trampoline-parser) [INFO] [stderr] Compiling trampoline-parser-tests v0.1.0 (/opt/rustwide/workdir/trampoline-parser-tests) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 10.23s [INFO] running `Command { std: "docker" "inspect" "fb48581c9501cdbf13958f56bd7c55b43d3e9f12e5ba19ba54b9e3f01a9e71c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb48581c9501cdbf13958f56bd7c55b43d3e9f12e5ba19ba54b9e3f01a9e71c9", kill_on_drop: false }` [INFO] [stdout] fb48581c9501cdbf13958f56bd7c55b43d3e9f12e5ba19ba54b9e3f01a9e71c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 254f3bab6ff5c1b6f63cadce046bfd9a743a1dfcefac58657f885affdb295270 [INFO] running `Command { std: "docker" "start" "-a" "254f3bab6ff5c1b6f63cadce046bfd9a743a1dfcefac58657f885affdb295270", 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/trampoline_parser-507f4aa3880f64d9) [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test parser_dsl::tests::test_ast_mapping ... ok [INFO] [stdout] test parser_dsl::tests::test_pratt_builder ... ok [INFO] [stdout] test prefix_factoring::tests::test_combinators_equal_literals ... ok [INFO] [stdout] test prefix_factoring::tests::test_combinators_equal_sequences ... ok [INFO] [stdout] test prefix_factoring::tests::test_factor_common_prefix ... ok [INFO] [stdout] test prefix_factoring::tests::test_find_common_prefix_simple ... ok [INFO] [stdout] test prefix_factoring::tests::test_identify_memoization_candidates ... ok [INFO] [stdout] test tests::test_basic_grammar ... ok [INFO] [stdout] test validation::tests::test_nullable_char_class ... ok [INFO] [stdout] test validation::tests::test_nullable_literal ... ok [INFO] [stdout] test validation::tests::test_nullable_zero_or_more ... ok [INFO] [stdout] test parser_dsl::tests::test_char_level_primitives ... ok [INFO] [stdout] test parser_dsl::tests::test_basic_combinators ... ok [INFO] [stdout] test validation::tests::test_nullable_optional ... ok [INFO] [stdout] test codegen::tests::test_simple_grammar_generates ... ok [INFO] [stdout] test parser_dsl::tests::test_memoize ... ok [INFO] [stdout] test codegen::tests::test_indexed_variant_count ... ok [INFO] [stdout] test codegen::tests::test_indexed_grammar_generates ... ok [INFO] [stdout] test prefix_factoring::tests::test_factor_with_empty_suffix ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/trampoline_parser_tests-e0897c6bfa7909b9) [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/backtracking.rs (/opt/rustwide/target/debug/deps/backtracking-f2e4b49d269e32e5) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test test_detection_expands_rule_references ... ok [INFO] [stdout] test test_pattern_description ... ok [INFO] [stdout] test test_optimization_improves_performance ... ok [INFO] [stdout] test test_detection_finds_exponential_patterns ... ok [INFO] [stdout] test test_factored_grammar_is_linear ... FAILED [INFO] [stdout] test test_compare_bad_vs_good ... ok [INFO] [stdout] test test_backtracking_grows_exponentially ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test_factored_grammar_is_linear stdout ---- [INFO] [stdout] Depth 3: 100.92µs [INFO] [stdout] Depth 10: 184.17µs [INFO] [stdout] Depth 25: 432.19µs [INFO] [stdout] Depth 50: 805.28µs [INFO] [stdout] Depth 100: 20.724219ms [INFO] [stdout] [INFO] [stdout] Time growth analysis: [INFO] [stdout] Depth increase: 3 -> 100 (33.3x) [INFO] [stdout] Time ratio: 205.4x [INFO] [stdout] Expected for O(n): ~33.3x [INFO] [stdout] [INFO] [stdout] thread 'test_factored_grammar_is_linear' (41) panicked at trampoline-parser-tests/tests/backtracking.rs:121:9: [INFO] [stdout] Expected linear growth (~33.3x), got 205.4x - might have backtracking issue [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x62a444acd30a - std[128c3efe2914e152]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x62a444acd30a - std[128c3efe2914e152]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x62a444acd30a - std[128c3efe2914e152]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x62a444acd30a - <::print::DisplayBacktrace as core[6771d259883166e6]::fmt::Display>::fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x62a444ae101a - ::fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x62a444ae101a - core[6771d259883166e6]::fmt::write [INFO] [stdout] 6: 0x62a444ad1b82 - std[128c3efe2914e152]::io::default_write_fmt::> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:621:11 [INFO] [stdout] 7: 0x62a444ad1b82 - as std[128c3efe2914e152]::io::Write>::write_fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:1976:13 [INFO] [stdout] 8: 0x62a444aac49f - ::print [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x62a444aac49f - std[128c3efe2914e152]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x62a444ac5769 - std[128c3efe2914e152]::panicking::default_hook [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:316:9 [INFO] [stdout] 11: 0x62a444a1b9dc - core[6771d259883166e6]::ops::function::Fn<(&'a std[128c3efe2914e152]::panic::PanicHookInfo<'b>,), Output = ()> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::marker::Send> as core[6771d259883166e6]::ops::function::Fn<(&std[128c3efe2914e152]::panic::PanicHookInfo,)>>::call [INFO] [stderr] error: test failed, to rerun pass `-p trampoline-parser-tests --test backtracking` [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/alloc/src/boxed.rs:2263:9 [INFO] [stdout] 12: 0x62a444a1b9dc - test[b137923399915ecf]::test_main_with_exit_callback::::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x62a444ac5922 - core[6771d259883166e6]::ops::function::Fn<(&'a std[128c3efe2914e152]::panic::PanicHookInfo<'b>,), Output = ()> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::marker::Send> as core[6771d259883166e6]::ops::function::Fn<(&std[128c3efe2914e152]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/alloc/src/boxed.rs:2263:9 [INFO] [stdout] 14: 0x62a444ac5922 - std[128c3efe2914e152]::panicking::panic_with_hook [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:833:13 [INFO] [stdout] 15: 0x62a444aac558 - std[128c3efe2914e152]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:698:13 [INFO] [stdout] 16: 0x62a444aa1769 - std[128c3efe2914e152]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 17: 0x62a444aad26d - __rustc[752cc74e29381ccc]::rust_begin_unwind [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:689:5 [INFO] [stdout] 18: 0x62a444ae176c - core[6771d259883166e6]::panicking::panic_fmt [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x62a444a0890e - backtracking::test_factored_grammar_is_linear::h382f95321a66cd50 [INFO] [stdout] at /opt/rustwide/workdir/trampoline-parser-tests/tests/backtracking.rs:121:9 [INFO] [stdout] 20: 0x62a444a08d87 - backtracking::test_factored_grammar_is_linear::{{closure}}::hb9036936513ea058 [INFO] [stdout] at /opt/rustwide/workdir/trampoline-parser-tests/tests/backtracking.rs:89:37 [INFO] [stdout] 21: 0x62a444a0cf16 - core::ops::function::FnOnce::call_once::h11a4ccac411ce63a [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 22: 0x62a444a0fadb - core[6771d259883166e6]::result::Result<(), alloc[fef50e8eecedd288]::string::String> as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 23: 0x62a444a0fadb - test[b137923399915ecf]::__rust_begin_short_backtrace::, fn() -> core[6771d259883166e6]::result::Result<(), alloc[fef50e8eecedd288]::string::String>> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:663:18 [INFO] [stdout] 24: 0x62a444a1c4ab - test[b137923399915ecf]::run_test_in_process::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:686:74 [INFO] [stdout] 25: 0x62a444a1c4ab - as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 26: 0x62a444a1c4ab - std[128c3efe2914e152]::panicking::catch_unwind::do_call::, core[6771d259883166e6]::result::Result<(), alloc[fef50e8eecedd288]::string::String>> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40 [INFO] [stdout] 27: 0x62a444a1c4ab - std[128c3efe2914e152]::panicking::catch_unwind::, core[6771d259883166e6]::panic::unwind_safe::AssertUnwindSafe> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19 [INFO] [stdout] 28: 0x62a444a1c4ab - std[128c3efe2914e152]::panic::catch_unwind::, core[6771d259883166e6]::result::Result<(), alloc[fef50e8eecedd288]::string::String>> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14 [INFO] [stdout] 29: 0x62a444a1c4ab - test[b137923399915ecf]::run_test_in_process [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:686:27 [INFO] [stdout] 30: 0x62a444a1c4ab - test[b137923399915ecf]::run_test::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:607:43 [INFO] [stdout] 31: 0x62a444a16904 - test[b137923399915ecf]::run_test::{closure#1} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:637:41 [INFO] [stdout] 32: 0x62a444a16904 - std[128c3efe2914e152]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:166:18 [INFO] [stdout] 33: 0x62a444a1f0b2 - std[128c3efe2914e152]::thread::lifecycle::spawn_unchecked::::{closure#1}::{closure#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/thread/lifecycle.rs:91:13 [INFO] [stdout] 34: 0x62a444a1f0b2 - ::{closure#1}::{closure#0}> as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 35: 0x62a444a1f0b2 - std[128c3efe2914e152]::panicking::catch_unwind::do_call::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40 [INFO] [stdout] 36: 0x62a444a1f0b2 - std[128c3efe2914e152]::panicking::catch_unwind::<(), core[6771d259883166e6]::panic::unwind_safe::AssertUnwindSafe::{closure#1}::{closure#0}>> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19 [INFO] [stdout] 37: 0x62a444a1f0b2 - std[128c3efe2914e152]::panic::catch_unwind::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14 [INFO] [stdout] 38: 0x62a444a1f0b2 - std[128c3efe2914e152]::thread::lifecycle::spawn_unchecked::::{closure#1} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/thread/lifecycle.rs:89:26 [INFO] [stdout] 39: 0x62a444a1f0b2 - ::{closure#1} as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 40: 0x62a444accc1f - + core[6771d259883166e6]::marker::Send> as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/alloc/src/boxed.rs:2249:9 [INFO] [stdout] 41: 0x62a444accc1f - ::new::thread_start [INFO] [stdout] at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/thread/unix.rs:118:17 [INFO] [stdout] 42: 0x757071967aa4 - [INFO] [stdout] 43: 0x7570719f4a64 - clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test_factored_grammar_is_linear [INFO] [stdout] [INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.35s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "254f3bab6ff5c1b6f63cadce046bfd9a743a1dfcefac58657f885affdb295270", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "254f3bab6ff5c1b6f63cadce046bfd9a743a1dfcefac58657f885affdb295270", kill_on_drop: false }` [INFO] [stdout] 254f3bab6ff5c1b6f63cadce046bfd9a743a1dfcefac58657f885affdb295270