Nov 28 04:23:11.407 INFO checking hhatto/fpath against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074 Nov 28 04:23:11.409 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"` Nov 28 04:23:11.900 INFO [stdout] 462ed51e6ebaa40d4f52a96aed27a2e8b99f871a079d642347647244044f941c Nov 28 04:23:11.900 INFO running `"docker" "start" "-a" "462ed51e6ebaa40d4f52a96aed27a2e8b99f871a079d642347647244044f941c"` Nov 28 04:23:13.291 INFO [stderr] usermod: no changes Nov 28 04:23:13.456 INFO [stderr] Checking users v0.6.1 Nov 28 04:23:13.464 INFO [stderr] Compiling aho-corasick v0.6.8 Nov 28 04:23:13.468 INFO [stderr] Compiling mashup-impl v0.1.7 Nov 28 04:23:13.468 INFO [stderr] Compiling syn v0.14.9 Nov 28 04:23:16.322 INFO [stderr] Compiling regex v1.0.5 Nov 28 04:23:20.688 INFO [stderr] Checking mashup v0.1.7 Nov 28 04:23:34.413 INFO [stderr] Compiling pyo3 v0.4.1 Nov 28 04:23:53.471 INFO [stderr] Compiling pyo3-derive-backend v0.4.1 Nov 28 04:24:06.512 INFO [stderr] Compiling pyo3cls v0.4.1 Nov 28 04:24:13.640 INFO [stderr] error: internal compiler error: librustc/traits/specialize/mod.rs:104: When translating substitutions for specialization, the expected specialization failed to hold Nov 28 04:24:13.640 INFO [stderr] Nov 28 04:24:13.640 INFO [stderr] thread 'main' panicked at 'Box', librustc_errors/lib.rs:600:9 Nov 28 04:24:13.640 INFO [stderr] stack backtrace: Nov 28 04:24:13.796 INFO [stderr] 0: 0x7f40ca442c03 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hf827638fb5cf8ff9 Nov 28 04:24:13.804 INFO [stderr] at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Nov 28 04:24:13.804 INFO [stderr] 1: 0x7f40ca43a2e8 - std::sys_common::backtrace::_print::hdb8bfcc9f904df5e Nov 28 04:24:13.804 INFO [stderr] at libstd/sys_common/backtrace.rs:71 Nov 28 04:24:13.804 INFO [stderr] 2: 0x7f40ca43f5d4 - std::panicking::default_hook::{{closure}}::h1b9c69ee93097572 Nov 28 04:24:13.804 INFO [stderr] at libstd/sys_common/backtrace.rs:59 Nov 28 04:24:13.804 INFO [stderr] at libstd/panicking.rs:211 Nov 28 04:24:13.804 INFO [stderr] 3: 0x7f40ca43f33d - std::panicking::default_hook::hb063deb6d3812fe8 Nov 28 04:24:13.804 INFO [stderr] at libstd/panicking.rs:227 Nov 28 04:24:13.804 INFO [stderr] 4: 0x7f40c698d871 - rustc::util::common::panic_hook::hddbed7a168d35ff8 Nov 28 04:24:13.804 INFO [stderr] 5: 0x7f40ca43fdb9 - std::panicking::rust_panic_with_hook::hd206188292d981ab Nov 28 04:24:13.804 INFO [stderr] at libstd/panicking.rs:480 Nov 28 04:24:13.804 INFO [stderr] 6: 0x7f40c562de9f - std::panicking::begin_panic::hb76801f625061c12 Nov 28 04:24:13.804 INFO [stderr] 7: 0x7f40c5641331 - rustc_errors::Handler::bug::h1f1c10a27c52ea78 Nov 28 04:24:13.804 INFO [stderr] 8: 0x7f40c65792ce - rustc::util::bug::opt_span_bug_fmt::{{closure}}::h1d4bb611f71e7863 Nov 28 04:24:13.804 INFO [stderr] 9: 0x7f40c6578f39 - rustc::ty::context::tls::with_opt::{{closure}}::h51fe53641b1d671f Nov 28 04:24:13.804 INFO [stderr] 10: 0x7f40c64abb6f - rustc::ty::context::tls::with_context_opt::h44d702cc9c60a931 Nov 28 04:24:13.805 INFO [stderr] 11: 0x7f40c6578386 - rustc::ty::context::tls::with_opt::h0a9719ddc7b9fc10 Nov 28 04:24:13.805 INFO [stderr] 12: 0x7f40c68d5aa4 - rustc::util::bug::opt_span_bug_fmt::h05c1fc74f98f2c8a Nov 28 04:24:13.805 INFO [stderr] 13: 0x7f40c68d5a16 - rustc::util::bug::bug_fmt::h6cabbf9fc4989e29 Nov 28 04:24:13.805 INFO [stderr] 14: 0x7f40c6440a62 - rustc::traits::specialize::translate_substs::{{closure}}::h166e216946000831 Nov 28 04:24:13.805 INFO [stderr] 15: 0x7f40c6440a05 - rustc::traits::specialize::translate_substs::hba64ab182786e165 Nov 28 04:24:13.805 INFO [stderr] 16: 0x7f40c6546e2f - rustc::ty::context::tls::with_related_context::ha4925ac581eed645 Nov 28 04:24:13.805 INFO [stderr] 17: 0x7f40c6935941 - rustc::infer::InferCtxtBuilder::enter::h250fa8bf6740fd1f Nov 28 04:24:13.805 INFO [stderr] 18: 0x7f40c644110e - rustc::traits::specialize::find_associated_item::h2cfae6f97a395e36 Nov 28 04:24:13.805 INFO [stderr] 19: 0x7f40c633cd13 - rustc::ty::instance::Instance::resolve::h5337d059bd2178b5 Nov 28 04:24:13.805 INFO [stderr] 20: 0x7f40c74335ea - rustc_mir::lints::check::h009a3b00b5aa754c Nov 28 04:24:13.805 INFO [stderr] 21: 0x7f40c738f87b - rustc::ty::context::tls::with_related_context::hcac7434ac7f5dedd Nov 28 04:24:13.805 INFO [stderr] 22: 0x7f40c75a130a - rustc::infer::InferCtxtBuilder::enter::h54ddd5d64213fb35 Nov 28 04:24:13.805 INFO [stderr] 23: 0x7f40c740dea6 - rustc_mir::build::mir_build::hfc2861d483d885e2 Nov 28 04:24:13.805 INFO [stderr] 24: 0x7f40c76e3b8d - rustc_mir::transform::mir_built::hc310042e7dd34fbb Nov 28 04:24:13.805 INFO [stderr] 25: 0x7f40c664f6d5 - rustc::ty::query::__query_compute::mir_built::hd9b1475c15ccb2e2 Nov 28 04:24:13.805 INFO [stderr] 26: 0x7f40c6579a5c - rustc::ty::query:: for rustc::ty::query::queries::mir_built<'tcx>>::compute::h01ad8822e04eb5a1 Nov 28 04:24:13.805 INFO [stderr] 27: 0x7f40c63d348b - rustc::dep_graph::graph::DepGraph::with_task_impl::hef185e3d24f06cc8 Nov 28 04:24:13.805 INFO [stderr] 28: 0x7f40c652ba39 - rustc::ty::context::tls::with_related_context::h6cb56d35a4c4964b Nov 28 04:24:13.805 INFO [stderr] 29: 0x7f40c66aaedd - rustc::ty::query::plumbing::>::force_query_with_job::hf79a3fbf01185203 Nov 28 04:24:13.805 INFO [stderr] 30: 0x7f40c6743cb8 - rustc::ty::query::plumbing::>::get_query::h4f17ac075ec868e1 Nov 28 04:24:13.805 INFO [stderr] 31: 0x7f40c67fa1de - rustc::ty::query::>::mir_built::hff436c2f5393cae3 Nov 28 04:24:13.805 INFO [stderr] 32: 0x7f40c7631680 - rustc_mir::transform::check_unsafety::unsafety_check_result::hc6f224d6f9cc8aa1 Nov 28 04:24:13.805 INFO [stderr] 33: 0x7f40c664fa1d - rustc::ty::query::__query_compute::unsafety_check_result::h738398e1302b750a Nov 28 04:24:13.805 INFO [stderr] 34: 0x7f40c6579b24 - rustc::ty::query:: for rustc::ty::query::queries::unsafety_check_result<'tcx>>::compute::h4423e840bd6ccc1c Nov 28 04:24:13.805 INFO [stderr] 35: 0x7f40c63b2e7b - rustc::dep_graph::graph::DepGraph::with_task_impl::h8f9104a275376a4e Nov 28 04:24:13.805 INFO [stderr] 36: 0x7f40c656487a - rustc::ty::context::tls::with_related_context::hdf526bbbf0384a9a Nov 28 04:24:13.805 INFO [stderr] 37: 0x7f40c668acd5 - rustc::ty::query::plumbing::>::force_query_with_job::h60a9cc8e648a362e Nov 28 04:24:13.805 INFO [stderr] 38: 0x7f40c670b8e8 - rustc::ty::query::plumbing::>::get_query::h13eb71fe065d9805 Nov 28 04:24:13.805 INFO [stderr] 39: 0x7f40c67fa2d2 - rustc::ty::query::>::unsafety_check_result::h30900e9c8dbdf96e Nov 28 04:24:13.805 INFO [stderr] 40: 0x7f40c76e4fef - rustc_mir::transform::mir_const::hdcdd3ffaa6fdd16a Nov 28 04:24:13.805 INFO [stderr] 41: 0x7f40c664f7a5 - rustc::ty::query::__query_compute::mir_const::he1f6e98d4b7171ce Nov 28 04:24:13.808 INFO [stderr] 42: 0x7f40c6579a8c - rustc::ty::query:: for rustc::ty::query::queries::mir_const<'tcx>>::compute::h53fb375a68c19612 Nov 28 04:24:13.808 INFO [stderr] 43: 0x7f40c63d348b - rustc::dep_graph::graph::DepGraph::with_task_impl::hef185e3d24f06cc8 Nov 28 04:24:13.808 INFO [stderr] 44: 0x7f40c64fb2c9 - rustc::ty::context::tls::with_related_context::h039fd111e1ef75cc Nov 28 04:24:13.808 INFO [stderr] 45: 0x7f40c668a7fd - rustc::ty::query::plumbing::>::force_query_with_job::h5e2315ca852e3c43 Nov 28 04:24:13.808 INFO [stderr] 46: 0x7f40c6717398 - rustc::ty::query::plumbing::>::get_query::h1cec6101e5aa3f4c Nov 28 04:24:13.808 INFO [stderr] 47: 0x7f40c67fa1fe - rustc::ty::query::>::mir_const::h34201916d6dabc18 Nov 28 04:24:13.808 INFO [stderr] 48: 0x7f40c76e5309 - rustc_mir::transform::mir_validated::h8e6d36ee91c773ff Nov 28 04:24:13.808 INFO [stderr] 49: 0x7f40c664f875 - rustc::ty::query::__query_compute::mir_validated::he032bcc93306413b Nov 28 04:24:13.808 INFO [stderr] 50: 0x7f40c6579abc - rustc::ty::query:: for rustc::ty::query::queries::mir_validated<'tcx>>::compute::h90c1e3035a37753d Nov 28 04:24:13.808 INFO [stderr] 51: 0x7f40c63d348b - rustc::dep_graph::graph::DepGraph::with_task_impl::hef185e3d24f06cc8 Nov 28 04:24:13.808 INFO [stderr] 52: 0x7f40c65102b9 - rustc::ty::context::tls::with_related_context::h32c8ca34040f9c07 Nov 28 04:24:13.808 INFO [stderr] 53: 0x7f40c66a950d - rustc::ty::query::plumbing::>::force_query_with_job::hf10f41348ae4bc35 Nov 28 04:24:13.808 INFO [stderr] 54: 0x7f40c678efc8 - rustc::ty::query::plumbing::>::get_query::h9cbc3ef928df93cb Nov 28 04:24:13.808 INFO [stderr] 55: 0x7f40c66bd053 - rustc::ty::query::plumbing::>::ensure_query::he7a8f2f9967ef5bb Nov 28 04:24:13.808 INFO [stderr] 56: 0x7f40c7aac327 - rustc_borrowck::borrowck::borrowck::h0b10e3d146e73521 Nov 28 04:24:13.808 INFO [stderr] 57: 0x7f40c6579cbc - rustc::ty::query:: for rustc::ty::query::queries::borrowck<'tcx>>::compute::hfde3271811e836a1 Nov 28 04:24:13.808 INFO [stderr] 58: 0x7f40c63c39bc - rustc::dep_graph::graph::DepGraph::with_task_impl::hc953eb9419fe7082 Nov 28 04:24:13.809 INFO [stderr] 59: 0x7f40c6545a89 - rustc::ty::context::tls::with_related_context::ha39d11567d45f905 Nov 28 04:24:13.809 INFO [stderr] 60: 0x7f40c669728d - rustc::ty::query::plumbing::>::force_query_with_job::h9231d5825d988d3b Nov 28 04:24:13.820 INFO [stderr] 61: 0x7f40c678a86e - rustc::ty::query::plumbing::>::get_query::h9a537fe8ff42f57e Nov 28 04:24:13.820 INFO [stderr] 62: 0x7f40c7aa19e0 - rustc::ty::>::par_body_owners::h44e36e35ff7e91c6 Nov 28 04:24:13.820 INFO [stderr] 63: 0x7f40c7aac047 - rustc_borrowck::borrowck::check_crate::hfab49c3a113b761d Nov 28 04:24:13.820 INFO [stderr] 64: 0x7f40ca75ef01 - rustc::util::common::time::h1bcd9296ba26a3ae Nov 28 04:24:13.820 INFO [stderr] 65: 0x7f40ca7ff578 - rustc::ty::context::tls::enter_context::h7614f68b8d743000 Nov 28 04:24:13.820 INFO [stderr] 66: 0x7f40ca7cc4f1 - >::with::h769566834142bacb Nov 28 04:24:13.820 INFO [stderr] 67: 0x7f40ca8045bf - rustc::ty::context::TyCtxt::create_and_enter::h42494135e59b6609 Nov 28 04:24:13.820 INFO [stderr] 68: 0x7f40ca74eebf - rustc_driver::driver::compile_input::hd5ba450a8cf3e867 Nov 28 04:24:13.820 INFO [stderr] 69: 0x7f40ca82a1b4 - rustc_driver::run_compiler_with_pool::hc78011abc7c5f81d Nov 28 04:24:13.820 INFO [stderr] 70: 0x7f40ca784005 - >::set::hada0f6188963a577 Nov 28 04:24:13.820 INFO [stderr] 71: 0x7f40ca8291da - rustc_driver::run_compiler::hc8e62d7130d482ac Nov 28 04:24:13.820 INFO [stderr] 72: 0x7f40ca79c508 - syntax::with_globals::hc60ac16025fbd40d Nov 28 04:24:13.820 INFO [stderr] 73: 0x7f40ca45d019 - __rust_maybe_catch_panic Nov 28 04:24:13.820 INFO [stderr] at libpanic_unwind/lib.rs:102 Nov 28 04:24:13.820 INFO [stderr] 74: 0x7f40ca827295 - rustc_driver::run::hdfca5aac03721ffe Nov 28 04:24:13.820 INFO [stderr] 75: 0x7f40ca834e1b - rustc_driver::main::hbbfde53aee189f51 Nov 28 04:24:13.820 INFO [stderr] 76: 0x556220370922 - std::rt::lang_start::{{closure}}::h5d4660e2f2d770ca Nov 28 04:24:13.820 INFO [stderr] 77: 0x7f40ca43f6e2 - std::panicking::try::do_call::hba45c39c5a26745c Nov 28 04:24:13.820 INFO [stderr] at libstd/rt.rs:59 Nov 28 04:24:13.820 INFO [stderr] at libstd/panicking.rs:310 Nov 28 04:24:13.820 INFO [stderr] 78: 0x7f40ca45d019 - __rust_maybe_catch_panic Nov 28 04:24:13.820 INFO [stderr] at libpanic_unwind/lib.rs:102 Nov 28 04:24:13.820 INFO [stderr] 79: 0x7f40ca440173 - std::rt::lang_start_internal::he405094b8bacbb22 Nov 28 04:24:13.820 INFO [stderr] at libstd/panicking.rs:289 Nov 28 04:24:13.820 INFO [stderr] at libstd/panic.rs:398 Nov 28 04:24:13.820 INFO [stderr] at libstd/rt.rs:58 Nov 28 04:24:13.820 INFO [stderr] 80: 0x556220370984 - main Nov 28 04:24:13.820 INFO [stderr] 81: 0x7f40ca02e82f - __libc_start_main Nov 28 04:24:13.820 INFO [stderr] 82: 0x556220370808 - Nov 28 04:24:13.820 INFO [stderr] query stack during panic: Nov 28 04:24:13.820 INFO [stderr] #0 [mir_built] processing `freelist:: for T>::dealloc` Nov 28 04:24:13.820 INFO [stderr] #1 [unsafety_check_result] processing `freelist:: for T>::dealloc` Nov 28 04:24:13.820 INFO [stderr] #2 [mir_const] processing `freelist:: for T>::dealloc` Nov 28 04:24:13.820 INFO [stderr] #3 [mir_validated] processing `freelist:: for T>::dealloc` Nov 28 04:24:13.820 INFO [stderr] #4 [borrowck] processing `freelist:: for T>::dealloc` Nov 28 04:24:13.820 INFO [stderr] end of query stack Nov 28 04:24:13.856 INFO [stderr] error: aborting due to previous error Nov 28 04:24:13.856 INFO [stderr] Nov 28 04:24:13.860 INFO [stderr] Nov 28 04:24:13.860 INFO [stderr] note: the compiler unexpectedly panicked. this is a bug. Nov 28 04:24:13.860 INFO [stderr] Nov 28 04:24:13.860 INFO [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports Nov 28 04:24:13.860 INFO [stderr] Nov 28 04:24:13.860 INFO [stderr] note: rustc 1.32.0-nightly (db42d4dad 2018-11-22) running on x86_64-unknown-linux-gnu Nov 28 04:24:13.860 INFO [stderr] Nov 28 04:24:13.860 INFO [stderr] note: compiler flags: -C debuginfo=2 --crate-type lib Nov 28 04:24:13.860 INFO [stderr] Nov 28 04:24:13.860 INFO [stderr] note: some of the compiler flags provided by cargo are hidden Nov 28 04:24:13.860 INFO [stderr] Nov 28 04:24:13.879 INFO [stderr] error: Could not compile `pyo3`. Nov 28 04:24:13.879 INFO [stderr] Nov 28 04:24:13.879 INFO [stderr] To learn more, run the command again with --verbose. Nov 28 04:24:13.880 INFO [stderr] su: No module specific data is present Nov 28 04:24:14.252 INFO running `"docker" "inspect" "462ed51e6ebaa40d4f52a96aed27a2e8b99f871a079d642347647244044f941c"` Nov 28 04:24:14.590 INFO running `"docker" "rm" "-f" "462ed51e6ebaa40d4f52a96aed27a2e8b99f871a079d642347647244044f941c"` Nov 28 04:24:14.864 INFO [stdout] 462ed51e6ebaa40d4f52a96aed27a2e8b99f871a079d642347647244044f941c