Dec 04 13:08:02.648 INFO checking nitros12/pyo3_rust_image_poc against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481 Dec 04 13:08:02.648 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-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 04 13:08:03.152 INFO [stdout] 001e859d1eec760276aea69e1ae3a8faf1dab3cef5235b82b4f7e38e2f978f26 Dec 04 13:08:03.155 INFO running `"docker" "start" "-a" "001e859d1eec760276aea69e1ae3a8faf1dab3cef5235b82b4f7e38e2f978f26"` Dec 04 13:08:04.538 INFO [stderr] usermod: no changes Dec 04 13:08:04.768 INFO [stderr] Compiling proc-macro-hack-impl v0.4.0 Dec 04 13:08:04.783 INFO [stderr] Compiling memchr v2.0.1 Dec 04 13:08:04.787 INFO [stderr] Compiling log v0.4.4 Dec 04 13:08:04.799 INFO [stderr] Compiling thread_local v0.3.6 Dec 04 13:08:04.800 INFO [stderr] Compiling syn v0.14.9 Dec 04 13:08:05.957 INFO [stderr] Compiling aho-corasick v0.6.6 Dec 04 13:08:07.703 INFO [stderr] Compiling proc-macro-hack v0.4.0 Dec 04 13:08:08.167 INFO [stderr] Compiling regex v1.0.2 Dec 04 13:08:08.489 INFO [stderr] Compiling mashup-impl v0.1.5 Dec 04 13:08:11.587 INFO [stderr] Checking mashup v0.1.5 Dec 04 13:08:22.071 INFO [stderr] Compiling pyo3 v0.4.1 Dec 04 13:08:36.171 INFO [stderr] Compiling pyo3-derive-backend v0.4.1 Dec 04 13:08:36.171 INFO [stderr] Compiling num-derive v0.2.2 Dec 04 13:08:39.103 INFO [stderr] Checking image v0.19.0 Dec 04 13:08:45.420 INFO [stderr] Compiling pyo3cls v0.4.1 Dec 04 13:08:50.779 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 04 13:08:50.779 INFO [stderr] Dec 04 13:08:50.779 INFO [stderr] thread 'main' panicked at 'Box', src/librustc_errors/lib.rs:600:9 Dec 04 13:08:50.779 INFO [stderr] stack backtrace: Dec 04 13:08:50.937 INFO [stderr] 0: 0x7fc42e094c83 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h49b71f85b5fdab80 Dec 04 13:08:50.951 INFO [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Dec 04 13:08:50.951 INFO [stderr] 1: 0x7fc42e08c398 - std::sys_common::backtrace::_print::h0db6ebd13be138c1 Dec 04 13:08:50.951 INFO [stderr] at src/libstd/sys_common/backtrace.rs:71 Dec 04 13:08:50.951 INFO [stderr] 2: 0x7fc42e0916f2 - std::panicking::default_hook::{{closure}}::h24bcc8ad13c423b4 Dec 04 13:08:50.951 INFO [stderr] at src/libstd/sys_common/backtrace.rs:59 Dec 04 13:08:50.951 INFO [stderr] at src/libstd/panicking.rs:211 Dec 04 13:08:50.951 INFO [stderr] 3: 0x7fc42e09145d - std::panicking::default_hook::hbed872f523173aac Dec 04 13:08:50.951 INFO [stderr] at src/libstd/panicking.rs:227 Dec 04 13:08:50.951 INFO [stderr] 4: 0x7fc42a8fcca3 - rustc::util::common::panic_hook::he43b30aa202fc98c Dec 04 13:08:50.951 INFO [stderr] 5: 0x7fc42e091ed9 - std::panicking::rust_panic_with_hook::h2e6115d99dfde6bc Dec 04 13:08:50.951 INFO [stderr] at src/libstd/panicking.rs:495 Dec 04 13:08:50.951 INFO [stderr] 6: 0x7fc42954a75c - std::panicking::begin_panic::h6e5509bd22f85741 Dec 04 13:08:50.951 INFO [stderr] 7: 0x7fc42955e10e - rustc_errors::Handler::bug::hafb7e0632fe0f2d8 Dec 04 13:08:50.951 INFO [stderr] 8: 0x7fc42a595fae - rustc::util::bug::opt_span_bug_fmt::{{closure}}::h6366010f50b7e75c Dec 04 13:08:50.951 INFO [stderr] 9: 0x7fc42a593699 - rustc::ty::context::tls::with_opt::{{closure}}::h8c88e7292f698a62 Dec 04 13:08:50.951 INFO [stderr] 10: 0x7fc42a513ddf - rustc::ty::context::tls::with_context_opt::hef5cdfb97f063bb2 Dec 04 13:08:50.951 INFO [stderr] 11: 0x7fc42a593516 - rustc::ty::context::tls::with_opt::h8582160aa9958489 Dec 04 13:08:50.951 INFO [stderr] 12: 0x7fc42a72a0a4 - rustc::util::bug::opt_span_bug_fmt::h6b67e367e11aaab4 Dec 04 13:08:50.951 INFO [stderr] 13: 0x7fc42a72a016 - rustc::util::bug::bug_fmt::hab7f3c54b5b32a84 Dec 04 13:08:50.951 INFO [stderr] 14: 0x7fc42a3a29a2 - rustc::traits::specialize::translate_substs::{{closure}}::heec13427cf15e8c9 Dec 04 13:08:50.951 INFO [stderr] 15: 0x7fc42a3a2945 - rustc::traits::specialize::translate_substs::hfaaad06532de606f Dec 04 13:08:50.951 INFO [stderr] 16: 0x7fc42a584414 - rustc::ty::context::tls::with_related_context::hdc1eb8a9c467c8aa Dec 04 13:08:50.951 INFO [stderr] 17: 0x7fc42a7a98f1 - rustc::infer::InferCtxtBuilder::enter::haab55b0d2a2efe73 Dec 04 13:08:50.951 INFO [stderr] 18: 0x7fc42a3a3034 - rustc::traits::specialize::find_associated_item::he3b57ab7348e6da3 Dec 04 13:08:50.951 INFO [stderr] 19: 0x7fc42a36c59a - rustc::ty::instance::Instance::resolve::h3a8906bee5f764a5 Dec 04 13:08:50.951 INFO [stderr] 20: 0x7fc42b0f684a - rustc::ty::context::tls::with_related_context::hd61ca76ae8278fb3 Dec 04 13:08:50.951 INFO [stderr] 21: 0x7fc42b261bc9 - rustc::infer::InferCtxtBuilder::enter::h5f5947e9f19d26d7 Dec 04 13:08:50.951 INFO [stderr] 22: 0x7fc42b101a22 - rustc_mir::build::mir_build::h31218d8503539c00 Dec 04 13:08:50.951 INFO [stderr] 23: 0x7fc42b3f8b5b - rustc_mir::transform::mir_built::h8d5fb32a63f69d5d Dec 04 13:08:50.951 INFO [stderr] 24: 0x7fc42a5a4cbc - rustc::ty::query:: for rustc::ty::query::queries::mir_built<'tcx>>::compute::h9298c5cbd2ed96cb Dec 04 13:08:50.951 INFO [stderr] 25: 0x7fc42a28de2f - rustc::dep_graph::graph::DepGraph::with_task_impl::h572521f070de17cb Dec 04 13:08:50.951 INFO [stderr] 26: 0x7fc42a4e5015 - >::start::had69d920dcc8f576 Dec 04 13:08:50.951 INFO [stderr] 27: 0x7fc42a0f10c6 - rustc::ty::query::plumbing::>::force_query_with_job::h87d213086176c3bd Dec 04 13:08:50.951 INFO [stderr] 28: 0x7fc42a229b38 - rustc::ty::query::plumbing::>::get_query::hed31d370e3fd7bad Dec 04 13:08:50.951 INFO [stderr] 29: 0x7fc42b324953 - rustc_mir::transform::check_unsafety::unsafety_check_result::h5628bc736b6bebec Dec 04 13:08:50.951 INFO [stderr] 30: 0x7fc42a59e34d - rustc::ty::query::__query_compute::unsafety_check_result::h4965ef71eed6fdc8 Dec 04 13:08:50.951 INFO [stderr] 31: 0x7fc42a5a4d84 - rustc::ty::query:: for rustc::ty::query::queries::unsafety_check_result<'tcx>>::compute::h95d5daa7f2ce93b9 Dec 04 13:08:50.951 INFO [stderr] 32: 0x7fc42a2b1fd5 - rustc::dep_graph::graph::DepGraph::with_task_impl::hbe287f1dd57327a9 Dec 04 13:08:50.951 INFO [stderr] 33: 0x7fc42a4fc11c - >::start::hf6915f5179db2bd5 Dec 04 13:08:50.952 INFO [stderr] 34: 0x7fc42a0eb482 - rustc::ty::query::plumbing::>::force_query_with_job::h6214bbd42c9cec32 Dec 04 13:08:50.952 INFO [stderr] 35: 0x7fc42a1db329 - rustc::ty::query::plumbing::>::get_query::h93c3cd9fe5c7b0c2 Dec 04 13:08:50.952 INFO [stderr] 36: 0x7fc42a24dc10 - rustc::ty::query::>::unsafety_check_result::h79ea7d246deb85a5 Dec 04 13:08:50.952 INFO [stderr] 37: 0x7fc42b3f9f0f - rustc_mir::transform::mir_const::hb29e6a33c73b913b Dec 04 13:08:50.952 INFO [stderr] 38: 0x7fc42a5a4cec - rustc::ty::query:: for rustc::ty::query::queries::mir_const<'tcx>>::compute::hc3099d6249d8b884 Dec 04 13:08:50.952 INFO [stderr] 39: 0x7fc42a28de2f - rustc::dep_graph::graph::DepGraph::with_task_impl::h572521f070de17cb Dec 04 13:08:50.952 INFO [stderr] 40: 0x7fc42a4cfb55 - >::start::h7316e69015c4f208 Dec 04 13:08:50.953 INFO [stderr] 41: 0x7fc42a0fb596 - rustc::ty::query::plumbing::>::force_query_with_job::hbbaa6d78caf1ebee Dec 04 13:08:50.953 INFO [stderr] 42: 0x7fc42a183c78 - rustc::ty::query::plumbing::>::get_query::h3f298f39be603d99 Dec 04 13:08:50.953 INFO [stderr] 43: 0x7fc42b3fa1f2 - rustc_mir::transform::mir_validated::h34b48ab715d8270a Dec 04 13:08:50.953 INFO [stderr] 44: 0x7fc42a5a4d1c - rustc::ty::query:: for rustc::ty::query::queries::mir_validated<'tcx>>::compute::h73a3d3b0ea5ed221 Dec 04 13:08:50.953 INFO [stderr] 45: 0x7fc42a28de2f - rustc::dep_graph::graph::DepGraph::with_task_impl::h572521f070de17cb Dec 04 13:08:50.954 INFO [stderr] 46: 0x7fc42a4fcfa5 - >::start::hf814b9bba6a0b642 Dec 04 13:08:50.955 INFO [stderr] 47: 0x7fc42a0ffb16 - rustc::ty::query::plumbing::>::force_query_with_job::hce2b0c96404dafe4 Dec 04 13:08:50.955 INFO [stderr] 48: 0x7fc42a20b668 - rustc::ty::query::plumbing::>::get_query::hc5a0a0b6850f1006 Dec 04 13:08:50.955 INFO [stderr] 49: 0x7fc42a11405c - rustc::ty::query::plumbing::>::ensure_query::h95b6c5d4c4fe9863 Dec 04 13:08:50.955 INFO [stderr] 50: 0x7fc42b76ae3e - rustc_borrowck::borrowck::borrowck::hb6660f323542ce6a Dec 04 13:08:50.955 INFO [stderr] 51: 0x7fc42a5a4f1c - rustc::ty::query:: for rustc::ty::query::queries::borrowck<'tcx>>::compute::h2a866481e28862f1 Dec 04 13:08:50.955 INFO [stderr] 52: 0x7fc42a294b90 - rustc::dep_graph::graph::DepGraph::with_task_impl::h6abf6b5f2e496ac5 Dec 04 13:08:50.958 INFO [stderr] 53: 0x7fc42a4f67b5 - >::start::he357b1186b4ab4c9 Dec 04 13:08:50.958 INFO [stderr] 54: 0x7fc42a0fbeab - rustc::ty::query::plumbing::>::force_query_with_job::hbf2c6a99b5598a44 Dec 04 13:08:50.958 INFO [stderr] 55: 0x7fc42a168dd1 - rustc::ty::query::plumbing::>::get_query::h292bacfe0d2e495f Dec 04 13:08:50.958 INFO [stderr] 56: 0x7fc42b76163f - rustc::ty::>::par_body_owners::h36906af91078e4d7 Dec 04 13:08:50.958 INFO [stderr] 57: 0x7fc42b76abb7 - rustc_borrowck::borrowck::check_crate::hbec1047edcbeee37 Dec 04 13:08:50.958 INFO [stderr] 58: 0x7fc42e3d8001 - rustc::util::common::time::h17270ce94d3e9da3 Dec 04 13:08:50.958 INFO [stderr] 59: 0x7fc42e45305c - rustc::ty::context::tls::enter_context::hf95c2d18c530ba53 Dec 04 13:08:50.958 INFO [stderr] 60: 0x7fc42e423351 - >::with::hb0c58333635e9d7f Dec 04 13:08:50.958 INFO [stderr] 61: 0x7fc42e45a4f5 - rustc::ty::context::TyCtxt::create_and_enter::h6a3d9b5ad812c976 Dec 04 13:08:50.958 INFO [stderr] 62: 0x7fc42e3a9d85 - rustc_driver::driver::compile_input::hacfe9e053a652548 Dec 04 13:08:50.958 INFO [stderr] 63: 0x7fc42e4763c2 - rustc_driver::run_compiler_with_pool::hb43b5e7ee1538b82 Dec 04 13:08:50.958 INFO [stderr] 64: 0x7fc42e3b2865 - >::set::h1e00e0dabfb9d4d5 Dec 04 13:08:50.958 INFO [stderr] 65: 0x7fc42e4753ea - rustc_driver::run_compiler::h5ead00e5bf575542 Dec 04 13:08:50.958 INFO [stderr] 66: 0x7fc42e3cfc9e - rustc_driver::monitor::{{closure}}::h14b5e316c1d7848c Dec 04 13:08:50.958 INFO [stderr] 67: 0x7fc42e0ae309 - __rust_maybe_catch_panic Dec 04 13:08:50.958 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 04 13:08:50.958 INFO [stderr] 68: 0x7fc42e4734eb - rustc_driver::run::hc82875611ab25bbf Dec 04 13:08:50.958 INFO [stderr] 69: 0x7fc42e48107b - rustc_driver::main::hbf55c5449ccb92e2 Dec 04 13:08:50.963 INFO [stderr] 70: 0x56210eb17962 - std::rt::lang_start::{{closure}}::h9ac7cda10ee366a8 Dec 04 13:08:50.963 INFO [stderr] 71: 0x7fc42e091802 - std::panicking::try::do_call::h253d213f37f7ec96 Dec 04 13:08:50.963 INFO [stderr] at src/libstd/rt.rs:59 Dec 04 13:08:50.963 INFO [stderr] at src/libstd/panicking.rs:310 Dec 04 13:08:50.963 INFO [stderr] 72: 0x7fc42e0ae309 - __rust_maybe_catch_panic Dec 04 13:08:50.963 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 04 13:08:50.963 INFO [stderr] 73: 0x7fc42e092293 - std::rt::lang_start_internal::h96a331c3af72f427 Dec 04 13:08:50.963 INFO [stderr] at src/libstd/panicking.rs:289 Dec 04 13:08:50.963 INFO [stderr] at src/libstd/panic.rs:398 Dec 04 13:08:50.963 INFO [stderr] at src/libstd/rt.rs:58 Dec 04 13:08:50.963 INFO [stderr] 74: 0x56210eb17951 - main Dec 04 13:08:50.963 INFO [stderr] 75: 0x7fc42dc8182f - __libc_start_main Dec 04 13:08:50.963 INFO [stderr] 76: 0x56210eb17808 - Dec 04 13:08:50.963 INFO [stderr] query stack during panic: Dec 04 13:08:50.963 INFO [stderr] #0 [mir_built] processing `freelist:: for T>::dealloc` Dec 04 13:08:50.963 INFO [stderr] #1 [unsafety_check_result] processing `freelist:: for T>::dealloc` Dec 04 13:08:50.963 INFO [stderr] #2 [mir_const] processing `freelist:: for T>::dealloc` Dec 04 13:08:50.963 INFO [stderr] #3 [mir_validated] processing `freelist:: for T>::dealloc` Dec 04 13:08:50.963 INFO [stderr] #4 [borrowck] processing `freelist:: for T>::dealloc` Dec 04 13:08:50.963 INFO [stderr] end of query stack Dec 04 13:08:50.992 INFO [stderr] error: aborting due to previous error Dec 04 13:08:50.992 INFO [stderr] Dec 04 13:08:50.992 INFO [stderr] Dec 04 13:08:50.992 INFO [stderr] note: the compiler unexpectedly panicked. this is a bug. Dec 04 13:08:50.993 INFO [stderr] Dec 04 13:08:50.993 INFO [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports Dec 04 13:08:50.993 INFO [stderr] Dec 04 13:08:50.993 INFO [stderr] note: rustc 1.32.0-nightly (c8ae2de83 2018-12-03) running on x86_64-unknown-linux-gnu Dec 04 13:08:50.993 INFO [stderr] Dec 04 13:08:50.993 INFO [stderr] note: compiler flags: -C debuginfo=2 --crate-type lib Dec 04 13:08:50.993 INFO [stderr] Dec 04 13:08:50.993 INFO [stderr] note: some of the compiler flags provided by cargo are hidden Dec 04 13:08:50.993 INFO [stderr] Dec 04 13:08:51.015 INFO [stderr] error: Could not compile `pyo3`. Dec 04 13:08:51.015 INFO [stderr] Dec 04 13:08:51.015 INFO [stderr] To learn more, run the command again with --verbose. Dec 04 13:08:51.019 INFO [stderr] su: No module specific data is present Dec 04 13:08:51.574 INFO running `"docker" "inspect" "001e859d1eec760276aea69e1ae3a8faf1dab3cef5235b82b4f7e38e2f978f26"` Dec 04 13:08:51.725 INFO running `"docker" "rm" "-f" "001e859d1eec760276aea69e1ae3a8faf1dab3cef5235b82b4f7e38e2f978f26"` Dec 04 13:08:51.884 INFO [stdout] 001e859d1eec760276aea69e1ae3a8faf1dab3cef5235b82b4f7e38e2f978f26