Oct 27 18:12:57.892 INFO checking pcm-flow-0.5.0 against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2 Oct 27 18:12:57.892 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-6/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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"` Oct 27 18:12:58.325 INFO blam! ec905ef37a5bbee5d9ef72a5fc8562a435500d5f1a6c04501af8ac2336cbc85d Oct 27 18:12:58.327 INFO running `"docker" "start" "-a" "ec905ef37a5bbee5d9ef72a5fc8562a435500d5f1a6c04501af8ac2336cbc85d"` Oct 27 18:12:59.725 INFO kablam! usermod: no changes Oct 27 18:12:59.776 INFO kablam! Checking sample v0.9.1 Oct 27 18:13:10.863 INFO kablam! thread 'main' panicked at 'assertion failed: !impl_self_ty.has_infer_types()', librustc_mir/borrow_check/nll/type_check/mod.rs:1033:21 Oct 27 18:13:10.863 INFO kablam! stack backtrace: Oct 27 18:13:11.036 INFO kablam! 0: 0x7f8ece5b071f - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hf8ab61302c24284c Oct 27 18:13:11.036 INFO kablam! at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Oct 27 18:13:11.036 INFO kablam! 1: 0x7f8ece595697 - std::sys_common::backtrace::print::h6c93ab6be75b9d39 Oct 27 18:13:11.039 INFO kablam! at libstd/sys_common/backtrace.rs:71 Oct 27 18:13:11.039 INFO kablam! at libstd/sys_common/backtrace.rs:59 Oct 27 18:13:11.039 INFO kablam! 2: 0x7f8ece5bbadf - std::panicking::default_hook::{{closure}}::h611aa709adbce723 Oct 27 18:13:11.039 INFO kablam! at libstd/panicking.rs:211 Oct 27 18:13:11.039 INFO kablam! 3: 0x7f8ece5bb844 - std::panicking::default_hook::h638eabd3231038cc Oct 27 18:13:11.039 INFO kablam! at libstd/panicking.rs:227 Oct 27 18:13:11.039 INFO kablam! 4: 0x7f8ecac162e1 - rustc::util::common::panic_hook::hf50bec47a39de6e1 Oct 27 18:13:11.039 INFO kablam! 5: 0x7f8ece5bc2d6 - std::panicking::rust_panic_with_hook::h07995597da01f254 Oct 27 18:13:11.039 INFO kablam! at libstd/panicking.rs:480 Oct 27 18:13:11.039 INFO kablam! 6: 0x7f8ecb785d67 - std::panicking::begin_panic::h50d6f0ad7b7fe73d Oct 27 18:13:11.039 INFO kablam! 7: 0x7f8ecb7a583b - rustc_mir::borrow_check::nll::type_check::TypeChecker::relate_type_and_user_type::h1a6e2460a479faa9 Oct 27 18:13:11.039 INFO kablam! 8: 0x7f8ecb7a1bab - as rustc::mir::visit::Visitor<'tcx>>::visit_constant::h10383df67efd26ef Oct 27 18:13:11.039 INFO kablam! 9: 0x7f8ecb7a1eae - as rustc::mir::visit::Visitor<'tcx>>::visit_rvalue::haa4c4c799f4abc0d Oct 27 18:13:11.039 INFO kablam! 10: 0x7f8ecb7a24b9 - as rustc::mir::visit::Visitor<'tcx>>::visit_mir::hcf70f5fa7cc87ef3 Oct 27 18:13:11.039 INFO kablam! 11: 0x7f8ecb7a1621 - rustc_mir::borrow_check::nll::type_check::type_check_internal::h977a2530544b7297 Oct 27 18:13:11.039 INFO kablam! 12: 0x7f8ecb5283f6 - rustc::ty::context::tls::with_related_context::hee0d8cac24079799 Oct 27 18:13:11.039 INFO kablam! 13: 0x7f8ecb606bf4 - rustc::infer::InferCtxtBuilder::enter::h6184a2a06179eaa8 Oct 27 18:13:11.039 INFO kablam! 14: 0x7f8ecb7ae566 - ::run_pass::hb8e1988b319257e9 Oct 27 18:13:11.040 INFO kablam! 15: 0x7f8ecb57b4a0 - rustc_mir::transform::mir_const::{{closure}}::h64359e372ed57035 Oct 27 18:13:11.040 INFO kablam! 16: 0x7f8ecb57439e - rustc_mir::transform::mir_const::h0c5014775b60c6b0 Oct 27 18:13:11.040 INFO kablam! 17: 0x7f8eca7aca15 - rustc::ty::query::__query_compute::mir_const::h72d601e1070ea235 Oct 27 18:13:11.040 INFO kablam! 18: 0x7f8eca7b340c - rustc::ty::query:: for rustc::ty::query::queries::mir_const<'tcx>>::compute::hc346500faa1f6bea Oct 27 18:13:11.040 INFO kablam! 19: 0x7f8eca543892 - rustc::dep_graph::graph::DepGraph::with_task_impl::hbff0dd8cd4e97f37 Oct 27 18:13:11.043 INFO kablam! 20: 0x7f8eca78ef75 - rustc::ty::context::tls::with_related_context::hdcdc1c3fb0a01f85 Oct 27 18:13:11.043 INFO kablam! 21: 0x7f8eca7f1a4d - rustc::ty::query::plumbing::>::force_query_with_job::hb3545872ebe906de Oct 27 18:13:11.043 INFO kablam! 22: 0x7f8eca9051d2 - rustc::ty::query::plumbing::>::get_query::hc199c5ac29093cf1 Oct 27 18:13:11.043 INFO kablam! 23: 0x7f8eca944e4e - rustc::ty::query::>::mir_const::hb002f13e38d6ed3f Oct 27 18:13:11.043 INFO kablam! 24: 0x7f8ecb5745a9 - rustc_mir::transform::mir_validated::h0fdfd528be7b9c76 Oct 27 18:13:11.043 INFO kablam! 25: 0x7f8eca7acae5 - rustc::ty::query::__query_compute::mir_validated::h271b241e4c6a9ae0 Oct 27 18:13:11.043 INFO kablam! 26: 0x7f8eca7b343c - rustc::ty::query:: for rustc::ty::query::queries::mir_validated<'tcx>>::compute::h060cb240370f9f10 Oct 27 18:13:11.043 INFO kablam! 27: 0x7f8eca543892 - rustc::dep_graph::graph::DepGraph::with_task_impl::hbff0dd8cd4e97f37 Oct 27 18:13:11.043 INFO kablam! 28: 0x7f8eca737605 - rustc::ty::context::tls::with_related_context::h16f2f2d906173a45 Oct 27 18:13:11.043 INFO kablam! 29: 0x7f8eca7faefd - rustc::ty::query::plumbing::>::force_query_with_job::he20f090ab37f661b Oct 27 18:13:11.043 INFO kablam! 30: 0x7f8eca8a2d52 - rustc::ty::query::plumbing::>::get_query::h6cee1d79f1a914fa Oct 27 18:13:11.043 INFO kablam! 31: 0x7f8eca8081a0 - rustc::ty::query::plumbing::>::ensure_query::h5098f165e93ec645 Oct 27 18:13:11.043 INFO kablam! 32: 0x7f8ecbbe6369 - rustc_borrowck::borrowck::borrowck::hf06295e64e2283ec Oct 27 18:13:11.043 INFO kablam! 33: 0x7f8eca7b363c - rustc::ty::query:: for rustc::ty::query::queries::borrowck<'tcx>>::compute::h2d942124315d17b6 Oct 27 18:13:11.043 INFO kablam! 34: 0x7f8eca54b562 - rustc::dep_graph::graph::DepGraph::with_task_impl::hd8b6b512e3ff2985 Oct 27 18:13:11.047 INFO kablam! 35: 0x7f8eca7540a5 - rustc::ty::context::tls::with_related_context::h5a5ec46180374281 Oct 27 18:13:11.047 INFO kablam! 36: 0x7f8eca7e9b2d - rustc::ty::query::plumbing::>::force_query_with_job::h97a5bc980da2af2b Oct 27 18:13:11.047 INFO kablam! 37: 0x7f8eca8928e3 - rustc::ty::query::plumbing::>::get_query::h5c05fabf31e40fea Oct 27 18:13:11.047 INFO kablam! 38: 0x7f8ecbbdd890 - rustc::ty::>::par_body_owners::h79132c78fe4f40c9 Oct 27 18:13:11.047 INFO kablam! 39: 0x7f8ecbbe6097 - rustc_borrowck::borrowck::check_crate::hc2db5f8e93a43ca9 Oct 27 18:13:11.047 INFO kablam! 40: 0x7f8ece945d41 - rustc::util::common::time::h1de1723f59387214 Oct 27 18:13:11.047 INFO kablam! 41: 0x7f8ece8e93a8 - rustc::ty::context::tls::enter_context::hb0ca8cfeffb409bb Oct 27 18:13:11.047 INFO kablam! 42: 0x7f8ece9895c1 - >::with::ha4060dca8dc6df80 Oct 27 18:13:11.047 INFO kablam! 43: 0x7f8ece9dd9d8 - rustc::ty::context::TyCtxt::create_and_enter::he3366f0f823a0d56 Oct 27 18:13:11.047 INFO kablam! 44: 0x7f8ece92f944 - rustc_driver::driver::compile_input::hc8c36a3eee7d3b4d Oct 27 18:13:11.047 INFO kablam! 45: 0x7f8ece9fa304 - rustc_driver::run_compiler_with_pool::h20d6155454937f15 Oct 27 18:13:11.047 INFO kablam! 46: 0x7f8ece92d96b - rustc_driver::driver::spawn_thread_pool::ha0c063191b9f63ec Oct 27 18:13:11.047 INFO kablam! 47: 0x7f8ece9f9337 - rustc_driver::run_compiler::hf9e1dcca270c237a Oct 27 18:13:11.047 INFO kablam! 48: 0x7f8ece9181f4 - >::set::h0aa15a56cf0826d6 Oct 27 18:13:11.047 INFO kablam! 49: 0x7f8ece90b5f2 - as core::ops::function::FnOnce<()>>::call_once::hc8f62f84b8b097ae Oct 27 18:13:11.047 INFO kablam! 50: 0x7f8ece5c9a59 - __rust_maybe_catch_panic Oct 27 18:13:11.047 INFO kablam! at libpanic_unwind/lib.rs:102 Oct 27 18:13:11.047 INFO kablam! 51: 0x7f8ece9f7465 - rustc_driver::run::h4cf8da0e18300993 Oct 27 18:13:11.047 INFO kablam! 52: 0x7f8ecea04f7b - rustc_driver::main::h2c075e4bd6d44917 Oct 27 18:13:11.047 INFO kablam! 53: 0x562e5ab94962 - std::rt::lang_start::{{closure}}::hae377255a33ab020 Oct 27 18:13:11.047 INFO kablam! 54: 0x7f8ece5bbca2 - std::panicking::try::do_call::h160e0c9759e29092 Oct 27 18:13:11.047 INFO kablam! at libstd/rt.rs:59 Oct 27 18:13:11.047 INFO kablam! at libstd/panicking.rs:310 Oct 27 18:13:11.047 INFO kablam! 55: 0x7f8ece5c9a59 - __rust_maybe_catch_panic Oct 27 18:13:11.055 INFO kablam! at libpanic_unwind/lib.rs:102 Oct 27 18:13:11.055 INFO kablam! 56: 0x7f8ece581a8a - std::rt::lang_start_internal::h61865a8519f9c176 Oct 27 18:13:11.055 INFO kablam! at libstd/panicking.rs:289 Oct 27 18:13:11.055 INFO kablam! at libstd/panic.rs:392 Oct 27 18:13:11.055 INFO kablam! at libstd/rt.rs:58 Oct 27 18:13:11.055 INFO kablam! 57: 0x562e5ab94954 - main Oct 27 18:13:11.055 INFO kablam! 58: 0x7f8ece18c82f - __libc_start_main Oct 27 18:13:11.055 INFO kablam! 59: 0x562e5ab94808 - Oct 27 18:13:11.055 INFO kablam! query stack during panic: Oct 27 18:13:11.055 INFO kablam! #0 [mir_const] processing `signal::Signal::fork` Oct 27 18:13:11.055 INFO kablam! #1 [mir_validated] processing `signal::Signal::fork` Oct 27 18:13:11.055 INFO kablam! #2 [borrowck] processing `signal::Signal::fork` Oct 27 18:13:11.055 INFO kablam! end of query stack Oct 27 18:13:11.112 INFO kablam! Oct 27 18:13:11.112 INFO kablam! error: internal compiler error: unexpected panic Oct 27 18:13:11.112 INFO kablam! Oct 27 18:13:11.112 INFO kablam! note: the compiler unexpectedly panicked. this is a bug. Oct 27 18:13:11.112 INFO kablam! Oct 27 18:13:11.113 INFO kablam! note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports Oct 27 18:13:11.114 INFO kablam! Oct 27 18:13:11.114 INFO kablam! note: rustc 1.31.0-nightly (19f01b935 2018-10-20) running on x86_64-unknown-linux-gnu Oct 27 18:13:11.114 INFO kablam! Oct 27 18:13:11.114 INFO kablam! note: compiler flags: -C debuginfo=2 --crate-type lib Oct 27 18:13:11.114 INFO kablam! Oct 27 18:13:11.114 INFO kablam! note: some of the compiler flags provided by cargo are hidden Oct 27 18:13:11.114 INFO kablam! Oct 27 18:13:11.123 INFO kablam! error: Could not compile `sample`. Oct 27 18:13:11.123 INFO kablam! Oct 27 18:13:11.123 INFO kablam! To learn more, run the command again with --verbose. Oct 27 18:13:11.123 INFO kablam! su: No module specific data is present Oct 27 18:13:12.093 INFO running `"docker" "rm" "-f" "ec905ef37a5bbee5d9ef72a5fc8562a435500d5f1a6c04501af8ac2336cbc85d"` Oct 27 18:13:12.413 INFO blam! ec905ef37a5bbee5d9ef72a5fc8562a435500d5f1a6c04501af8ac2336cbc85d