[INFO] fetching crate grammartec 0.3.0... [INFO] testing grammartec-0.3.0 against master#159ba8a92c9e2fa4121f106176309521f4af87e9+rustflags=-Copt-level=3 for pr-107051 [INFO] extracting crate grammartec 0.3.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate grammartec 0.3.0 on toolchain 159ba8a92c9e2fa4121f106176309521f4af87e9 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate grammartec 0.3.0 [INFO] finished tweaking crates.io crate grammartec 0.3.0 [INFO] tweaked toml for crates.io crate grammartec 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unindent v0.1.11 [INFO] [stderr] Downloaded pyo3-macros v0.17.3 [INFO] [stderr] Downloaded regex_mutator v0.3.0 [INFO] [stderr] Downloaded pyo3-macros-backend v0.17.3 [INFO] [stderr] Downloaded pyo3-ffi v0.17.3 [INFO] [stderr] Downloaded pyo3 v0.17.3 [INFO] [stderr] Downloaded loaded_dice v0.2.2 [INFO] [stderr] Downloaded pyo3-build-config v0.17.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] afd9c7c2464aea47811e11aca36ed45a4e6fd25f1101af387a87a9cb1b51c847 [INFO] running `Command { std: "docker" "start" "-a" "afd9c7c2464aea47811e11aca36ed45a4e6fd25f1101af387a87a9cb1b51c847", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "afd9c7c2464aea47811e11aca36ed45a4e6fd25f1101af387a87a9cb1b51c847", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "afd9c7c2464aea47811e11aca36ed45a4e6fd25f1101af387a87a9cb1b51c847", kill_on_drop: false }` [INFO] [stdout] afd9c7c2464aea47811e11aca36ed45a4e6fd25f1101af387a87a9cb1b51c847 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24bb37a969aa18b4e5dd16af61aa4e2c3b09a9ec780bc97055535528e4d9ad03 [INFO] running `Command { std: "docker" "start" "-a" "24bb37a969aa18b4e5dd16af61aa4e2c3b09a9ec780bc97055535528e4d9ad03", kill_on_drop: false }` [INFO] [stderr] Compiling target-lexicon v0.12.5 [INFO] [stderr] Compiling proc-macro2 v1.0.50 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Compiling regex-syntax v0.6.28 [INFO] [stderr] Compiling indoc v1.0.8 [INFO] [stderr] Compiling unindent v0.1.11 [INFO] [stderr] Compiling loaded_dice v0.2.2 [INFO] [stderr] Compiling aho-corasick v0.7.20 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling pyo3-build-config v0.17.3 [INFO] [stderr] Compiling num-complex v0.4.3 [INFO] [stderr] Compiling regex v1.7.1 [INFO] [stderr] Compiling regex_mutator v0.3.0 [INFO] [stderr] Compiling num v0.4.0 [INFO] [stderr] Compiling pyo3-macros-backend v0.17.3 [INFO] [stderr] Compiling pyo3-ffi v0.17.3 [INFO] [stderr] Compiling pyo3 v0.17.3 [INFO] [stderr] Compiling pyo3-macros v0.17.3 [INFO] [stderr] Compiling serde_derive v1.0.152 [INFO] [stderr] Compiling grammartec v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 16s [INFO] running `Command { std: "docker" "inspect" "24bb37a969aa18b4e5dd16af61aa4e2c3b09a9ec780bc97055535528e4d9ad03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24bb37a969aa18b4e5dd16af61aa4e2c3b09a9ec780bc97055535528e4d9ad03", kill_on_drop: false }` [INFO] [stdout] 24bb37a969aa18b4e5dd16af61aa4e2c3b09a9ec780bc97055535528e4d9ad03 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2d405d789939dc20a791a293f13fd2f6c1f6d1c87da80fbf465f927383e7c782 [INFO] running `Command { std: "docker" "start" "-a" "2d405d789939dc20a791a293f13fd2f6c1f6d1c87da80fbf465f927383e7c782", kill_on_drop: false }` [INFO] [stderr] Compiling grammartec v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 7.02s [INFO] running `Command { std: "docker" "inspect" "2d405d789939dc20a791a293f13fd2f6c1f6d1c87da80fbf465f927383e7c782", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d405d789939dc20a791a293f13fd2f6c1f6d1c87da80fbf465f927383e7c782", kill_on_drop: false }` [INFO] [stdout] 2d405d789939dc20a791a293f13fd2f6c1f6d1c87da80fbf465f927383e7c782 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f21a30d91a9a36dac7040ba643453c5651ab67e0a7318f233855e749d752929a [INFO] running `Command { std: "docker" "start" "-a" "f21a30d91a9a36dac7040ba643453c5651ab67e0a7318f233855e749d752929a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.70s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/grammartec-4d1991500c470311) [INFO] [stdout] [INFO] [stdout] running 17 tests [INFO] [stdout] test newtypes::tests::rule_id ... ok [INFO] [stdout] test newtypes::tests::node_id ... ok [INFO] [stdout] test newtypes::tests::nterm_id ... ok [INFO] [stdout] test tree::tests::check_calc_sizes_iter ... ok [INFO] [stdout] test tree::tests::check_find_recursions ... ok [INFO] [stdout] test mutator::tests::check_det_rules_values ... ok [INFO] [stdout] test tree::tests::check_unparse_iter ... ok [INFO] [stdout] test context::tests::test_context ... ok [INFO] [stdout] test mutator::tests::check_mut_random_recursion ... ok [INFO] [stdout] test mutator::tests::deterministic_splice ... FAILED [INFO] [stdout] test context::tests::test_generate_len ... ok [INFO] [stdout] test mutator::tests::check_minimize_rec ... ok [INFO] [stdout] test mutator::tests::check_minimize_tree ... ok [INFO] [stdout] test context::tests::simple_context ... ok [INFO] [stdout] test chunkstore::tests::chunk_store ... ok [INFO] [stdout] test tree::tests::check_calc_paren_iter ... ok [INFO] [stdout] test mutator::tests::deterministic_rule ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- mutator::tests::deterministic_splice stdout ---- [INFO] [stdout] thread 'mutator::tests::deterministic_splice' panicked at 'RAND_596689790: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/chunkstore.rs:88:18 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x564be48aedaa - std::backtrace_rs::backtrace::libunwind::trace::h66ee1baad70f162c [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x564be48aedaa - std::backtrace_rs::backtrace::trace_unsynchronized::h3125ffde7ca4d99d [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x564be48aedaa - std::sys_common::backtrace::_print_fmt::hbdbfa23eed07e688 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/sys_common/backtrace.rs:65:5 [INFO] [stdout] 3: 0x564be48aedaa - ::fmt::h9040fa46c3c21247 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stdout] 4: 0x564be48d2fee - core::fmt::write::h19a3b12aeae2c539 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/core/src/fmt/mod.rs:1213:17 [INFO] [stdout] 5: 0x564be48ac1d5 - std::io::Write::write_fmt::h09ebe1f248736025 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/io/mod.rs:1682:15 [INFO] [stdout] 6: 0x564be48aeb75 - std::sys_common::backtrace::_print::hd1ad2573e05197ac [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stdout] 7: 0x564be48aeb75 - std::sys_common::backtrace::print::h6c0cd3c6b401ec72 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stdout] 8: 0x564be48b096f - std::panicking::default_hook::{{closure}}::hc09dc9f114375efd [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/panicking.rs:267:22 [INFO] [stdout] 9: 0x564be48b062f - std::panicking::default_hook::hfef666cfe5862d3a [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/panicking.rs:283:9 [INFO] [stdout] 10: 0x564be4800357 - as core::ops::function::Fn>::call::he38c0640087feffe [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/alloc/src/boxed.rs:2002:9 [INFO] [stdout] 11: 0x564be4800357 - test::test_main::{{closure}}::h071363f8c705b257 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/test/src/lib.rs:135:21 [INFO] [stdout] 12: 0x564be48b109d - as core::ops::function::Fn>::call::hc536ff91d276a16f [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/alloc/src/boxed.rs:2002:9 [INFO] [stdout] 13: 0x564be48b109d - std::panicking::rust_panic_with_hook::h09cdc27f5c472cc8 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/panicking.rs:692:13 [INFO] [stdout] 14: 0x564be48b0e19 - std::panicking::begin_panic_handler::{{closure}}::h5f38ac8f9e3f3f74 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/panicking.rs:579:13 [INFO] [stdout] 15: 0x564be48af25c - std::sys_common::backtrace::__rust_end_short_backtrace::hb85d55d699513ebd [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/sys_common/backtrace.rs:137:18 [INFO] [stdout] 16: 0x564be48b0b22 - rust_begin_unwind [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/panicking.rs:575:5 [INFO] [stdout] 17: 0x564be47b07f3 - core::panicking::panic_fmt::hf0f695a991f65334 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/core/src/panicking.rs:64:14 [INFO] [stdout] 18: 0x564be47b0ca3 - core::result::unwrap_failed::hd38b5d0bdcad8ef3 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/core/src/result.rs:1790:5 [INFO] [stdout] 19: 0x564be47ba099 - core::result::Result::expect::h6c399a81e34bd3b3 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/core/src/result.rs:1069:23 [INFO] [stdout] 20: 0x564be47ba099 - grammartec::chunkstore::ChunkStore::add_tree::he2525666165bf8fa [INFO] [stdout] at /opt/rustwide/workdir/src/chunkstore.rs:84:32 [INFO] [stdout] 21: 0x564be47ced9a - grammartec::mutator::tests::deterministic_splice::hd0da57a2238194c7 [INFO] [stdout] at /opt/rustwide/workdir/src/mutator.rs:517:9 [INFO] [stdout] 22: 0x564be47c91b9 - grammartec::mutator::tests::deterministic_splice::{{closure}}::hebd3390936706ba6 [INFO] [stdout] at /opt/rustwide/workdir/src/mutator.rs:508:31 [INFO] [stdout] 23: 0x564be47c91b9 - core::ops::function::FnOnce::call_once::h5c405a44a1e7f976 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x564be48057ef - core::ops::function::FnOnce::call_once::hd02ae4551b605d89 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x564be48057ef - test::__rust_begin_short_backtrace::he067d58dbbe4eff7 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/test/src/lib.rs:656:18 [INFO] [stdout] 26: 0x564be47d700c - test::run_test::{{closure}}::h99317ada5450d4d1 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/test/src/lib.rs:647:30 [INFO] [stdout] 27: 0x564be47d700c - core::ops::function::FnOnce::call_once{{vtable.shim}}::hdbccb09ec15aa75d [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 28: 0x564be480477a - as core::ops::function::FnOnce>::call_once::hc712263f4579e1e7 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/alloc/src/boxed.rs:1988:9 [INFO] [stdout] 29: 0x564be480477a - as core::ops::function::FnOnce<()>>::call_once::h3fdee2221c1ed465 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 30: 0x564be480477a - std::panicking::try::do_call::h974a87241ba6f765 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/panicking.rs:483:40 [INFO] [stdout] 31: 0x564be480477a - std::panicking::try::hf1858fb4e3e6e1ba [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/panicking.rs:447:19 [INFO] [stdout] 32: 0x564be480477a - std::panic::catch_unwind::h3fc10dff34553685 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/panic.rs:140:14 [INFO] [stdout] 33: 0x564be480477a - test::run_test_in_process::h44fc06fdd04e007f [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/test/src/lib.rs:679:27 [INFO] [stdout] 34: 0x564be480477a - test::run_test::run_test_inner::{{closure}}::hc67e39cdf6272f40 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/test/src/lib.rs:573:39 [INFO] [stdout] 35: 0x564be47d16d1 - test::run_test::run_test_inner::{{closure}}::h1d1c6318c71d3046 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/test/src/lib.rs:600:37 [INFO] [stdout] 36: 0x564be47d16d1 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e2185d7b9c32705 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/sys_common/backtrace.rs:121:18 [INFO] [stdout] 37: 0x564be47d709b - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf11e5bf7faafa3a6 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/thread/mod.rs:558:17 [INFO] [stdout] 38: 0x564be47d709b - as core::ops::function::FnOnce<()>>::call_once::h2a1d6b9f209466ea [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 39: 0x564be47d709b - std::panicking::try::do_call::he469b6a8fbe95fec [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/panicking.rs:483:40 [INFO] [stdout] 40: 0x564be47d709b - std::panicking::try::h1f733fcf13a98585 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/panicking.rs:447:19 [INFO] [stdout] 41: 0x564be47d709b - std::panic::catch_unwind::hecc42615914d8beb [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/panic.rs:140:14 [INFO] [stdout] 42: 0x564be47d709b - std::thread::Builder::spawn_unchecked_::{{closure}}::h17668fadfa667920 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 43: 0x564be47d709b - core::ops::function::FnOnce::call_once{{vtable.shim}}::hfeec135cddf64dce [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 44: 0x564be48b57b3 - as core::ops::function::FnOnce>::call_once::h092bd1b4a0b89f07 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/alloc/src/boxed.rs:1988:9 [INFO] [stdout] 45: 0x564be48b57b3 - as core::ops::function::FnOnce>::call_once::h54d7347fe39f45fd [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/alloc/src/boxed.rs:1988:9 [INFO] [stdout] 46: 0x564be48b57b3 - std::sys::unix::thread::Thread::new::thread_start::hc8954c4997518988 [INFO] [stdout] at /rustc/159ba8a92c9e2fa4121f106176309521f4af87e9/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 47: 0x7fa4839cab43 - [INFO] [stdout] 48: 0x7fa483a5bbb4 - __clone [INFO] [stdout] 49: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] mutator::tests::deterministic_splice [INFO] [stdout] [INFO] [stdout] test result: FAILED. 16 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "f21a30d91a9a36dac7040ba643453c5651ab67e0a7318f233855e749d752929a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f21a30d91a9a36dac7040ba643453c5651ab67e0a7318f233855e749d752929a", kill_on_drop: false }` [INFO] [stdout] f21a30d91a9a36dac7040ba643453c5651ab67e0a7318f233855e749d752929a