Dec 06 13:33:09.130 INFO testing Hanaasagi/mepuru against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514 Dec 06 13:33:09.130 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Dec 06 13:33:09.622 INFO [stdout] ef0fdb269d8e124c3ea59195be073f569ba89335b903f94961fc9e4e2b130d8d Dec 06 13:33:09.628 INFO running `"docker" "start" "-a" "ef0fdb269d8e124c3ea59195be073f569ba89335b903f94961fc9e4e2b130d8d"` Dec 06 13:33:10.874 INFO [stderr] usermod: no changes Dec 06 13:33:11.049 INFO [stderr] Compiling mashup-impl v0.1.9 Dec 06 13:33:11.049 INFO [stderr] Compiling syn v0.14.9 Dec 06 13:33:11.052 INFO [stderr] Compiling pyo3 v0.4.1 Dec 06 13:33:14.184 INFO [stderr] Compiling mashup v0.1.9 Dec 06 13:33:28.732 INFO [stderr] Compiling pyo3-derive-backend v0.4.1 Dec 06 13:33:38.409 INFO [stderr] Compiling pyo3cls v0.4.1 Dec 06 13:33:44.512 INFO [stderr] error: internal compiler error: src/librustc/traits/specialize/mod.rs:104: When translating substitutions for specialization, the expected specialization failed to hold Dec 06 13:33:44.512 INFO [stderr] Dec 06 13:33:44.512 INFO [stderr] thread 'main' panicked at 'Box', src/librustc_errors/lib.rs:600:9 Dec 06 13:33:44.552 INFO [stderr] stack backtrace: Dec 06 13:33:44.842 INFO [stderr] 0: 0x7f13f3c11c73 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h3c2ada0a2db8c5e7 Dec 06 13:33:44.852 INFO [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Dec 06 13:33:44.853 INFO [stderr] 1: 0x7f13f3c09388 - std::sys_common::backtrace::_print::h95865c77318e98b7 Dec 06 13:33:44.853 INFO [stderr] at src/libstd/sys_common/backtrace.rs:71 Dec 06 13:33:44.853 INFO [stderr] 2: 0x7f13f3c0e6e2 - std::panicking::default_hook::{{closure}}::hb3d1f299fcea42e5 Dec 06 13:33:44.853 INFO [stderr] at src/libstd/sys_common/backtrace.rs:59 Dec 06 13:33:44.853 INFO [stderr] at src/libstd/panicking.rs:211 Dec 06 13:33:44.853 INFO [stderr] 3: 0x7f13f3c0e44d - std::panicking::default_hook::h4eae6f26f73244c8 Dec 06 13:33:44.853 INFO [stderr] at src/libstd/panicking.rs:227 Dec 06 13:33:44.853 INFO [stderr] 4: 0x7f13f0474fa3 - rustc::util::common::panic_hook::hea1785835e82e2c5 Dec 06 13:33:44.853 INFO [stderr] 5: 0x7f13f3c0eec9 - std::panicking::rust_panic_with_hook::h368d37fd53b59464 Dec 06 13:33:44.853 INFO [stderr] at src/libstd/panicking.rs:495 Dec 06 13:33:44.854 INFO [stderr] 6: 0x7f13ef0c375c - std::panicking::begin_panic::h86795a510891847c Dec 06 13:33:44.854 INFO [stderr] 7: 0x7f13ef0d710e - rustc_errors::Handler::bug::h0bed5f9b4bf91ee7 Dec 06 13:33:44.854 INFO [stderr] 8: 0x7f13f010ddfe - rustc::util::bug::opt_span_bug_fmt::{{closure}}::ha9ffe63153790eba Dec 06 13:33:44.854 INFO [stderr] 9: 0x7f13f010b6b9 - rustc::ty::context::tls::with_opt::{{closure}}::ha2bd3484acd7012b Dec 06 13:33:44.854 INFO [stderr] 10: 0x7f13f008bbbf - rustc::ty::context::tls::with_context_opt::hc97da81665f84de9 Dec 06 13:33:44.854 INFO [stderr] 11: 0x7f13f010b426 - rustc::ty::context::tls::with_opt::h9ed6986778b84dca Dec 06 13:33:44.854 INFO [stderr] 12: 0x7f13f02a1ec4 - rustc::util::bug::opt_span_bug_fmt::h36b1c57802afd458 Dec 06 13:33:44.855 INFO [stderr] 13: 0x7f13f02a1e36 - rustc::util::bug::bug_fmt::hecfa2f19e638da41 Dec 06 13:33:44.855 INFO [stderr] 14: 0x7f13eff1b002 - rustc::traits::specialize::translate_substs::{{closure}}::h10744a37b2370051 Dec 06 13:33:44.855 INFO [stderr] 15: 0x7f13eff1afa5 - rustc::traits::specialize::translate_substs::h30d787866887a87b Dec 06 13:33:44.855 INFO [stderr] 16: 0x7f13f01026c4 - rustc::ty::context::tls::with_related_context::hfa1a09a2d7a00285 Dec 06 13:33:44.855 INFO [stderr] 17: 0x7f13f0321dc1 - rustc::infer::InferCtxtBuilder::enter::he404af7f51ab5b3c Dec 06 13:33:44.855 INFO [stderr] 18: 0x7f13eff1b694 - rustc::traits::specialize::find_associated_item::h8258f9d138f17eec Dec 06 13:33:44.855 INFO [stderr] 19: 0x7f13efee4c3a - rustc::ty::instance::Instance::resolve::h5a2db3aceeb21cab Dec 06 13:33:44.855 INFO [stderr] 20: 0x7f13f0c6cb6a - rustc::ty::context::tls::with_related_context::h60471f2f0bd89856 Dec 06 13:33:44.856 INFO [stderr] 21: 0x7f13f0dda069 - rustc::infer::InferCtxtBuilder::enter::h26bc97744f71a7ec Dec 06 13:33:44.856 INFO [stderr] 22: 0x7f13f0c79c32 - rustc_mir::build::mir_build::h7dbffbb57f8876c4 Dec 06 13:33:44.856 INFO [stderr] 23: 0x7f13f0f70d3b - rustc_mir::transform::mir_built::h1514926ce29de22a Dec 06 13:33:44.860 INFO [stderr] 24: 0x7f13f011cb0c - rustc::ty::query:: for rustc::ty::query::queries::mir_built<'tcx>>::compute::h8772d0824e52223b Dec 06 13:33:44.860 INFO [stderr] 25: 0x7f13efe1f63f - rustc::dep_graph::graph::DepGraph::with_task_impl::h95e672f40b56e74e Dec 06 13:33:44.860 INFO [stderr] 26: 0x7f13f0071d35 - >::start::hee38864999ae07c5 Dec 06 13:33:44.861 INFO [stderr] 27: 0x7f13efc730b6 - rustc::ty::query::plumbing::>::force_query_with_job::hbce007f393946c37 Dec 06 13:33:44.861 INFO [stderr] 28: 0x7f13efd05d28 - rustc::ty::query::plumbing::>::get_query::h4ee13a22571702bb Dec 06 13:33:44.861 INFO [stderr] 29: 0x7f13f0e9c573 - rustc_mir::transform::check_unsafety::unsafety_check_result::hd3116f096d8ba0c8 Dec 06 13:33:44.861 INFO [stderr] 30: 0x7f13f011619d - rustc::ty::query::__query_compute::unsafety_check_result::h091c875f8b61e578 Dec 06 13:33:44.861 INFO [stderr] 31: 0x7f13f011cbd4 - rustc::ty::query:: for rustc::ty::query::queries::unsafety_check_result<'tcx>>::compute::h9b7bdc7a13256b89 Dec 06 13:33:44.862 INFO [stderr] 32: 0x7f13efe02135 - rustc::dep_graph::graph::DepGraph::with_task_impl::h46e32f18783dd0d4 Dec 06 13:33:44.862 INFO [stderr] 33: 0x7f13f001f7fc - >::start::h04eb8d140028f13c Dec 06 13:33:44.862 INFO [stderr] 34: 0x7f13efc68982 - rustc::ty::query::plumbing::>::force_query_with_job::h8bbafa743d820e85 Dec 06 13:33:44.862 INFO [stderr] 35: 0x7f13efd31ec9 - rustc::ty::query::plumbing::>::get_query::h7bc10147c259bdfa Dec 06 13:33:44.862 INFO [stderr] 36: 0x7f13efdc5c10 - rustc::ty::query::>::unsafety_check_result::h57b2db4531ede479 Dec 06 13:33:44.863 INFO [stderr] 37: 0x7f13f0f720ef - rustc_mir::transform::mir_const::h9338ae5420643ff4 Dec 06 13:33:44.863 INFO [stderr] 38: 0x7f13f011cb3c - rustc::ty::query:: for rustc::ty::query::queries::mir_const<'tcx>>::compute::h97b3bf2a72cde764 Dec 06 13:33:44.863 INFO [stderr] 39: 0x7f13efe1f63f - rustc::dep_graph::graph::DepGraph::with_task_impl::h95e672f40b56e74e Dec 06 13:33:44.863 INFO [stderr] 40: 0x7f13f002f8b5 - >::start::h3288713525bf62f4 Dec 06 13:33:44.863 INFO [stderr] 41: 0x7f13efc52cd6 - rustc::ty::query::plumbing::>::force_query_with_job::h0ded989651266636 Dec 06 13:33:44.864 INFO [stderr] 42: 0x7f13efd98488 - rustc::ty::query::plumbing::>::get_query::he24146d500783a10 Dec 06 13:33:44.864 INFO [stderr] 43: 0x7f13f0f723d2 - rustc_mir::transform::mir_validated::he5c0558b340032e8 Dec 06 13:33:44.864 INFO [stderr] 44: 0x7f13f011cb6c - rustc::ty::query:: for rustc::ty::query::queries::mir_validated<'tcx>>::compute::h0c2b9f808dcf04e6 Dec 06 13:33:44.864 INFO [stderr] 45: 0x7f13efe1f63f - rustc::dep_graph::graph::DepGraph::with_task_impl::h95e672f40b56e74e Dec 06 13:33:44.864 INFO [stderr] 46: 0x7f13f003b7c5 - >::start::h4f84a87577b07589 Dec 06 13:33:44.865 INFO [stderr] 47: 0x7f13efc64016 - rustc::ty::query::plumbing::>::force_query_with_job::h73e83bfb0254450b Dec 06 13:33:44.865 INFO [stderr] 48: 0x7f13efd9e178 - rustc::ty::query::plumbing::>::get_query::he7f55b9a52242f3a Dec 06 13:33:44.865 INFO [stderr] 49: 0x7f13efc85d4c - rustc::ty::query::plumbing::>::ensure_query::h4779f9dd106dee7f Dec 06 13:33:44.865 INFO [stderr] 50: 0x7f13f12e2eae - rustc_borrowck::borrowck::borrowck::h356976c9dcb41e90 Dec 06 13:33:44.866 INFO [stderr] 51: 0x7f13f011cd6c - rustc::ty::query:: for rustc::ty::query::queries::borrowck<'tcx>>::compute::h509636e8304b2564 Dec 06 13:33:44.866 INFO [stderr] 52: 0x7f13efe2ad70 - rustc::dep_graph::graph::DepGraph::with_task_impl::hca39e01efdf58c7d Dec 06 13:33:44.866 INFO [stderr] 53: 0x7f13f004b5f5 - >::start::h7a46990797861c56 Dec 06 13:33:44.866 INFO [stderr] 54: 0x7f13efc6768b - rustc::ty::query::plumbing::>::force_query_with_job::h890771d7afa240ef Dec 06 13:33:44.866 INFO [stderr] 55: 0x7f13efd76be1 - rustc::ty::query::plumbing::>::get_query::hbe169048ccb65d29 Dec 06 13:33:44.867 INFO [stderr] 56: 0x7f13f12d95af - rustc::ty::>::par_body_owners::hae6f7c38cc0f7022 Dec 06 13:33:44.867 INFO [stderr] 57: 0x7f13f12e2c27 - rustc_borrowck::borrowck::check_crate::h5dea51a6227fa98d Dec 06 13:33:44.867 INFO [stderr] 58: 0x7f13f3f57f11 - rustc::util::common::time::h595b828d8dfad414 Dec 06 13:33:44.867 INFO [stderr] 59: 0x7f13f3fd392c - rustc::ty::context::tls::enter_context::hb3e1116b93d58b20 Dec 06 13:33:44.867 INFO [stderr] 60: 0x7f13f3fa47f1 - >::with::h94a67863ca1b25b2 Dec 06 13:33:44.867 INFO [stderr] 61: 0x7f13f3fd9af5 - rustc::ty::context::TyCtxt::create_and_enter::hac900c7a1ba5c8e8 Dec 06 13:33:44.867 INFO [stderr] 62: 0x7f13f3f293c5 - rustc_driver::driver::compile_input::h33c486154b8ad7d4 Dec 06 13:33:44.868 INFO [stderr] 63: 0x7f13f3ff7742 - rustc_driver::run_compiler_with_pool::h106f4adb1f1a2c54 Dec 06 13:33:44.868 INFO [stderr] 64: 0x7f13f3f31ee5 - >::set::hf1397c7b4383fe15 Dec 06 13:33:44.868 INFO [stderr] 65: 0x7f13f3ff676a - rustc_driver::run_compiler::h759c0a9bd2cf3207 Dec 06 13:33:44.868 INFO [stderr] 66: 0x7f13f3f4fc8e - rustc_driver::monitor::{{closure}}::h28643fc1ca29e155 Dec 06 13:33:44.868 INFO [stderr] 67: 0x7f13f3c2b2f9 - __rust_maybe_catch_panic Dec 06 13:33:44.868 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 06 13:33:44.868 INFO [stderr] 68: 0x7f13f3ff486b - rustc_driver::run::h96704f2df0251684 Dec 06 13:33:44.868 INFO [stderr] 69: 0x7f13f400241b - rustc_driver::main::ha220142a554e047e Dec 06 13:33:44.869 INFO [stderr] 70: 0x557fb1816962 - std::rt::lang_start::{{closure}}::h667e8af0dfb79422 Dec 06 13:33:44.869 INFO [stderr] 71: 0x7f13f3c0e7f2 - std::panicking::try::do_call::he36b7484b8577fb8 Dec 06 13:33:44.869 INFO [stderr] at src/libstd/rt.rs:59 Dec 06 13:33:44.869 INFO [stderr] at src/libstd/panicking.rs:310 Dec 06 13:33:44.869 INFO [stderr] 72: 0x7f13f3c2b2f9 - __rust_maybe_catch_panic Dec 06 13:33:44.869 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 06 13:33:44.869 INFO [stderr] 73: 0x7f13f3c0f283 - std::rt::lang_start_internal::h0d3f2f2668e3bb6a Dec 06 13:33:44.869 INFO [stderr] at src/libstd/panicking.rs:289 Dec 06 13:33:44.870 INFO [stderr] at src/libstd/panic.rs:398 Dec 06 13:33:44.870 INFO [stderr] at src/libstd/rt.rs:58 Dec 06 13:33:44.870 INFO [stderr] 74: 0x557fb1816951 - main Dec 06 13:33:44.870 INFO [stderr] 75: 0x7f13f37fe82f - __libc_start_main Dec 06 13:33:44.870 INFO [stderr] 76: 0x557fb1816808 - Dec 06 13:33:44.870 INFO [stderr] query stack during panic: Dec 06 13:33:44.870 INFO [stderr] #0 [mir_built] processing `freelist:: for T>::dealloc` Dec 06 13:33:44.870 INFO [stderr] #1 [unsafety_check_result] processing `freelist:: for T>::dealloc` Dec 06 13:33:44.870 INFO [stderr] #2 [mir_const] processing `freelist:: for T>::dealloc` Dec 06 13:33:44.870 INFO [stderr] #3 [mir_validated] processing `freelist:: for T>::dealloc` Dec 06 13:33:44.870 INFO [stderr] #4 [borrowck] processing `freelist:: for T>::dealloc` Dec 06 13:33:44.870 INFO [stderr] end of query stack Dec 06 13:33:44.916 INFO [stderr] error: aborting due to previous error Dec 06 13:33:44.916 INFO [stderr] Dec 06 13:33:44.918 INFO [stderr] Dec 06 13:33:44.918 INFO [stderr] note: the compiler unexpectedly panicked. this is a bug. Dec 06 13:33:44.918 INFO [stderr] Dec 06 13:33:44.918 INFO [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports Dec 06 13:33:44.918 INFO [stderr] Dec 06 13:33:44.918 INFO [stderr] note: rustc 1.32.0-nightly (906deae07 2018-12-04) running on x86_64-unknown-linux-gnu Dec 06 13:33:44.918 INFO [stderr] Dec 06 13:33:44.918 INFO [stderr] note: compiler flags: -C debuginfo=2 --crate-type lib Dec 06 13:33:44.918 INFO [stderr] Dec 06 13:33:44.918 INFO [stderr] note: some of the compiler flags provided by cargo are hidden Dec 06 13:33:44.918 INFO [stderr] Dec 06 13:33:44.943 INFO [stderr] error: Could not compile `pyo3`. Dec 06 13:33:44.943 INFO [stderr] Dec 06 13:33:44.943 INFO [stderr] To learn more, run the command again with --verbose. Dec 06 13:33:44.945 INFO [stderr] su: No module specific data is present Dec 06 13:33:45.972 INFO running `"docker" "inspect" "ef0fdb269d8e124c3ea59195be073f569ba89335b903f94961fc9e4e2b130d8d"` Dec 06 13:33:46.236 INFO running `"docker" "rm" "-f" "ef0fdb269d8e124c3ea59195be073f569ba89335b903f94961fc9e4e2b130d8d"` Dec 06 13:33:46.544 INFO [stdout] ef0fdb269d8e124c3ea59195be073f569ba89335b903f94961fc9e4e2b130d8d