Nov 09 12:06:50.477 INFO checking hhatto/fpath against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632 Nov 09 12:06:50.478 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-1/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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 09 12:06:50.891 INFO blam! b07f431f3bccd35adadabaa428d141b2f3369ee2eb4e8e232cc3ccc3a41173f5 Nov 09 12:06:50.903 INFO running `"docker" "start" "-a" "b07f431f3bccd35adadabaa428d141b2f3369ee2eb4e8e232cc3ccc3a41173f5"` Nov 09 12:06:52.475 INFO kablam! usermod: no changes Nov 09 12:06:52.603 INFO kablam! Compiling proc-macro-hack-impl v0.4.1 Nov 09 12:06:52.603 INFO kablam! Checking spin v0.4.9 Nov 09 12:06:52.635 INFO kablam! Checking users v0.6.1 Nov 09 12:06:52.635 INFO kablam! Compiling syn v0.14.9 Nov 09 12:06:52.635 INFO kablam! Compiling pyo3 v0.4.1 Nov 09 12:06:58.509 INFO kablam! Compiling proc-macro-hack v0.4.1 Nov 09 12:06:58.824 INFO kablam! Compiling mashup-impl v0.1.7 Nov 09 12:07:04.696 INFO kablam! Checking mashup v0.1.7 Nov 09 12:07:24.337 INFO kablam! Compiling pyo3-derive-backend v0.4.1 Nov 09 12:07:39.003 INFO kablam! Compiling pyo3cls v0.4.1 Nov 09 12:07:45.775 INFO kablam! error: internal compiler error: librustc/traits/specialize/mod.rs:104: When translating substitutions for specialization, the expected specialization failed to hold Nov 09 12:07:45.776 INFO kablam! Nov 09 12:07:45.776 INFO kablam! thread 'main' panicked at 'Box', librustc_errors/lib.rs:600:9 Nov 09 12:07:45.777 INFO kablam! stack backtrace: Nov 09 12:07:45.950 INFO kablam! 0: 0x7f9852fa75e3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h1b26ec7209c4e92d Nov 09 12:07:45.961 INFO kablam! at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Nov 09 12:07:45.962 INFO kablam! 1: 0x7f9852f9edd8 - std::sys_common::backtrace::_print::hf1f8161be6ff3b33 Nov 09 12:07:45.963 INFO kablam! at libstd/sys_common/backtrace.rs:71 Nov 09 12:07:45.963 INFO kablam! 2: 0x7f9852fa4074 - std::panicking::default_hook::{{closure}}::hc8a40811ca94e74d Nov 09 12:07:45.964 INFO kablam! at libstd/sys_common/backtrace.rs:59 Nov 09 12:07:45.965 INFO kablam! at libstd/panicking.rs:211 Nov 09 12:07:45.965 INFO kablam! 3: 0x7f9852fa3ddd - std::panicking::default_hook::h9d669194d3aa6beb Nov 09 12:07:45.966 INFO kablam! at libstd/panicking.rs:227 Nov 09 12:07:45.967 INFO kablam! 4: 0x7f984f5206f1 - rustc::util::common::panic_hook::h1a02cb18eab80735 Nov 09 12:07:45.967 INFO kablam! 5: 0x7f9852fa47b6 - std::panicking::rust_panic_with_hook::h2353c469a1f69890 Nov 09 12:07:45.968 INFO kablam! at libstd/panicking.rs:480 Nov 09 12:07:45.969 INFO kablam! 6: 0x7f984e18febf - std::panicking::begin_panic::h0157114272016b8f Nov 09 12:07:45.969 INFO kablam! 7: 0x7f984e1a3381 - rustc_errors::Handler::bug::hd4a968d6d24c9142 Nov 09 12:07:45.970 INFO kablam! 8: 0x7f984f0a712e - rustc::util::bug::opt_span_bug_fmt::{{closure}}::h5c1fd4577d780cd9 Nov 09 12:07:45.971 INFO kablam! 9: 0x7f984f0a69b9 - rustc::ty::context::tls::with_opt::{{closure}}::ha25e2d9a8f787790 Nov 09 12:07:45.972 INFO kablam! 10: 0x7f984efda05f - rustc::ty::context::tls::with_context_opt::h48259455ba506f9a Nov 09 12:07:45.972 INFO kablam! 11: 0x7f984f0a6656 - rustc::ty::context::tls::with_opt::h8461d440183ff910 Nov 09 12:07:45.973 INFO kablam! 12: 0x7f984efc78b4 - rustc::util::bug::opt_span_bug_fmt::hf692fd64d64d9a30 Nov 09 12:07:45.974 INFO kablam! 13: 0x7f984efc7826 - rustc::util::bug::bug_fmt::haafb25097f20c0e2 Nov 09 12:07:45.974 INFO kablam! 14: 0x7f984efb4d82 - rustc::traits::specialize::translate_substs::{{closure}}::hc350ef862e7db15a Nov 09 12:07:45.975 INFO kablam! 15: 0x7f984efb4d25 - rustc::traits::specialize::translate_substs::h89e97820d9842fa6 Nov 09 12:07:45.976 INFO kablam! 16: 0x7f984f02a6bf - rustc::ty::context::tls::with_related_context::h0544025ea827a5dc Nov 09 12:07:45.976 INFO kablam! 17: 0x7f984f4c88d1 - rustc::infer::InferCtxtBuilder::enter::he5e46f2d6412e7f4 Nov 09 12:07:45.977 INFO kablam! 18: 0x7f984efb5422 - rustc::traits::specialize::find_associated_item::h80553d89d7509c87 Nov 09 12:07:45.978 INFO kablam! 19: 0x7f984ee95863 - rustc::ty::instance::Instance::resolve::h4488a4ca602f4476 Nov 09 12:07:45.978 INFO kablam! 20: 0x7f984ffb413a - rustc_mir::lints::check::h764ff4574d5e03f0 Nov 09 12:07:45.979 INFO kablam! 21: 0x7f984fed74a4 - rustc::ty::context::tls::with_related_context::h9a853787f5a2e698 Nov 09 12:07:45.980 INFO kablam! 22: 0x7f98500dc1ca - rustc::infer::InferCtxtBuilder::enter::hde9c445bca3173a1 Nov 09 12:07:45.980 INFO kablam! 23: 0x7f984ff511e5 - rustc_mir::build::mir_build::hc497affb5d676a9d Nov 09 12:07:45.981 INFO kablam! 24: 0x7f985022ed4d - rustc_mir::transform::mir_built::h6b3ea24a7b84ed18 Nov 09 12:07:45.982 INFO kablam! 25: 0x7f984f0e2145 - rustc::ty::query::__query_compute::mir_built::h7a7e5d278ef7b0a7 Nov 09 12:07:45.983 INFO kablam! 26: 0x7f984f0a78bc - rustc::ty::query:: for rustc::ty::query::queries::mir_built<'tcx>>::compute::h9293b5e16e704925 Nov 09 12:07:45.983 INFO kablam! 27: 0x7f984ef1931b - rustc::dep_graph::graph::DepGraph::with_task_impl::he6eb1dba53168932 Nov 09 12:07:45.984 INFO kablam! 28: 0x7f984f0927e9 - rustc::ty::context::tls::with_related_context::he022c398da5fe9d6 Nov 09 12:07:45.985 INFO kablam! 29: 0x7f984f1e36ad - rustc::ty::query::plumbing::>::force_query_with_job::h10c20c02a5aa5936 Nov 09 12:07:45.986 INFO kablam! 30: 0x7f984f26c029 - rustc::ty::query::plumbing::>::get_query::h1c8af9715ad8e862 Nov 09 12:07:45.987 INFO kablam! 31: 0x7f984f363c3e - rustc::ty::query::>::mir_built::hf97e8124d5dd4a8a Nov 09 12:07:45.987 INFO kablam! 32: 0x7f985016b8d0 - rustc_mir::transform::check_unsafety::unsafety_check_result::hd9c93938aee3dd07 Nov 09 12:07:45.988 INFO kablam! 33: 0x7f984f0e248d - rustc::ty::query::__query_compute::unsafety_check_result::h4c2a44935a57ee77 Nov 09 12:07:45.989 INFO kablam! 34: 0x7f984f0a7984 - rustc::ty::query:: for rustc::ty::query::queries::unsafety_check_result<'tcx>>::compute::h36a96b807f11f153 Nov 09 12:07:45.990 INFO kablam! 35: 0x7f984ef1022b - rustc::dep_graph::graph::DepGraph::with_task_impl::hd09ce6b2bce60eb9 Nov 09 12:07:45.990 INFO kablam! 36: 0x7f984f03334a - rustc::ty::context::tls::with_related_context::h14e9139049714482 Nov 09 12:07:45.991 INFO kablam! 37: 0x7f984f1f5565 - rustc::ty::query::plumbing::>::force_query_with_job::h685d517aa1bf1e29 Nov 09 12:07:45.992 INFO kablam! 38: 0x7f984f28e128 - rustc::ty::query::plumbing::>::get_query::h3f74ff5173210402 Nov 09 12:07:45.993 INFO kablam! 39: 0x7f984f363d32 - rustc::ty::query::>::unsafety_check_result::h139e9f8b2b06995b Nov 09 12:07:45.993 INFO kablam! 40: 0x7f98502301af - rustc_mir::transform::mir_const::h4192b89139de235f Nov 09 12:07:45.994 INFO kablam! 41: 0x7f984f0e2215 - rustc::ty::query::__query_compute::mir_const::hc0051229301b2158 Nov 09 12:07:45.995 INFO kablam! 42: 0x7f984f0a78ec - rustc::ty::query:: for rustc::ty::query::queries::mir_const<'tcx>>::compute::h1b474ab257aafcc3 Nov 09 12:07:45.996 INFO kablam! 43: 0x7f984ef1931b - rustc::dep_graph::graph::DepGraph::with_task_impl::he6eb1dba53168932 Nov 09 12:07:45.996 INFO kablam! 44: 0x7f984f0326e9 - rustc::ty::context::tls::with_related_context::h13c66cf48034b0ab Nov 09 12:07:45.997 INFO kablam! 45: 0x7f984f1e9bfd - rustc::ty::query::plumbing::>::force_query_with_job::h3362d6f958d1e966 Nov 09 12:07:45.998 INFO kablam! 46: 0x7f984f2bc339 - rustc::ty::query::plumbing::>::get_query::h6943f88b2ce975a3 Nov 09 12:07:45.999 INFO kablam! 47: 0x7f984f363c5e - rustc::ty::query::>::mir_const::ha9a78b9b2bfc6d82 Nov 09 12:07:45.999 INFO kablam! 48: 0x7f98502304c6 - rustc_mir::transform::mir_validated::h453534b058f31ae6 Nov 09 12:07:46.000 INFO kablam! 49: 0x7f984f0e22e5 - rustc::ty::query::__query_compute::mir_validated::ha8e12915287e1884 Nov 09 12:07:46.001 INFO kablam! 50: 0x7f984f0a791c - rustc::ty::query:: for rustc::ty::query::queries::mir_validated<'tcx>>::compute::hc925ebe5bd6bf7ff Nov 09 12:07:46.002 INFO kablam! 51: 0x7f984ef1931b - rustc::dep_graph::graph::DepGraph::with_task_impl::he6eb1dba53168932 Nov 09 12:07:46.002 INFO kablam! 52: 0x7f984f0600d9 - rustc::ty::context::tls::with_related_context::h73198724ff364404 Nov 09 12:07:46.003 INFO kablam! 53: 0x7f984f1fa70d - rustc::ty::query::plumbing::>::force_query_with_job::h811dfd1c3379637b Nov 09 12:07:46.004 INFO kablam! 54: 0x7f984f33e9a9 - rustc::ty::query::plumbing::>::get_query::he30096a51f428427 Nov 09 12:07:46.005 INFO kablam! 55: 0x7f984f216f43 - rustc::ty::query::plumbing::>::ensure_query::h1cd693d7eb02a2eb Nov 09 12:07:46.005 INFO kablam! 56: 0x7f98505f6514 - rustc_borrowck::borrowck::borrowck::h867fe8cccd332767 Nov 09 12:07:46.006 INFO kablam! 57: 0x7f984f0a7b1c - rustc::ty::query:: for rustc::ty::query::queries::borrowck<'tcx>>::compute::ha06825cb697c3e97 Nov 09 12:07:46.007 INFO kablam! 58: 0x7f984eed5aec - rustc::dep_graph::graph::DepGraph::with_task_impl::h1bf484d87ff35f18 Nov 09 12:07:46.008 INFO kablam! 59: 0x7f984f02bcc9 - rustc::ty::context::tls::with_related_context::h07fd4059a1614823 Nov 09 12:07:46.008 INFO kablam! 60: 0x7f984f1eb5bd - rustc::ty::query::plumbing::>::force_query_with_job::h398eb17e7e100fd8 Nov 09 12:07:46.009 INFO kablam! 61: 0x7f984f266c04 - rustc::ty::query::plumbing::>::get_query::h15beb2f336f25a3e Nov 09 12:07:46.010 INFO kablam! 62: 0x7f98505e82c0 - rustc::ty::>::par_body_owners::h4f21e7d8c0ea61c8 Nov 09 12:07:46.011 INFO kablam! 63: 0x7f98505f6237 - rustc_borrowck::borrowck::check_crate::h4c248c3103a52097 Nov 09 12:07:46.011 INFO kablam! 64: 0x7f98532bfbf1 - rustc::util::common::time::h0726a25b998923e4 Nov 09 12:07:46.012 INFO kablam! 65: 0x7f98533620c8 - rustc::ty::context::tls::enter_context::h6672e3ef95c60ef9 Nov 09 12:07:46.013 INFO kablam! 66: 0x7f985332fb51 - >::with::hf7e596ecf6cf5b92 Nov 09 12:07:46.014 INFO kablam! 67: 0x7f985336e456 - rustc::ty::context::TyCtxt::create_and_enter::h8080eee3594160cc Nov 09 12:07:46.014 INFO kablam! 68: 0x7f98532afff4 - rustc_driver::driver::compile_input::h0ae3fc10022c03a6 Nov 09 12:07:46.015 INFO kablam! 69: 0x7f98533ad384 - rustc_driver::run_compiler_with_pool::hf846e278c0a917cf Nov 09 12:07:46.016 INFO kablam! 70: 0x7f98532e4fa5 - >::set::h6829c5ba89f7bea4 Nov 09 12:07:46.016 INFO kablam! 71: 0x7f98533ac3aa - rustc_driver::run_compiler::h4428cb3c767f91c8 Nov 09 12:07:46.017 INFO kablam! 72: 0x7f98532fe298 - syntax::with_globals::h913fe6c438d4a644 Nov 09 12:07:46.017 INFO kablam! 73: 0x7f9852fc26f9 - __rust_maybe_catch_panic Nov 09 12:07:46.018 INFO kablam! at libpanic_unwind/lib.rs:102 Nov 09 12:07:46.019 INFO kablam! 74: 0x7f98533aa465 - rustc_driver::run::h35aa95d93278b21a Nov 09 12:07:46.019 INFO kablam! 75: 0x7f98533b7feb - rustc_driver::main::h34244bcac5561885 Nov 09 12:07:46.020 INFO kablam! 76: 0x561c7a679922 - std::rt::lang_start::{{closure}}::h9cf282a058883f3b Nov 09 12:07:46.021 INFO kablam! 77: 0x7f9852fa4182 - std::panicking::try::do_call::h37ae9b1eda78c8e1 Nov 09 12:07:46.022 INFO kablam! at libstd/rt.rs:59 Nov 09 12:07:46.022 INFO kablam! at libstd/panicking.rs:310 Nov 09 12:07:46.023 INFO kablam! 78: 0x7f9852fc26f9 - __rust_maybe_catch_panic Nov 09 12:07:46.024 INFO kablam! at libpanic_unwind/lib.rs:102 Nov 09 12:07:46.024 INFO kablam! 79: 0x7f9852fa4b53 - std::rt::lang_start_internal::hbeb96fecc268f556 Nov 09 12:07:46.025 INFO kablam! at libstd/panicking.rs:289 Nov 09 12:07:46.026 INFO kablam! at libstd/panic.rs:398 Nov 09 12:07:46.026 INFO kablam! at libstd/rt.rs:58 Nov 09 12:07:46.027 INFO kablam! 80: 0x561c7a679984 - main Nov 09 12:07:46.027 INFO kablam! 81: 0x7f9852b9382f - __libc_start_main Nov 09 12:07:46.028 INFO kablam! 82: 0x561c7a679808 - Nov 09 12:07:46.029 INFO kablam! query stack during panic: Nov 09 12:07:46.029 INFO kablam! #0 [mir_built] processing `freelist:: for T>::dealloc` Nov 09 12:07:46.030 INFO kablam! #1 [unsafety_check_result] processing `freelist:: for T>::dealloc` Nov 09 12:07:46.030 INFO kablam! #2 [mir_const] processing `freelist:: for T>::dealloc` Nov 09 12:07:46.031 INFO kablam! #3 [mir_validated] processing `freelist:: for T>::dealloc` Nov 09 12:07:46.032 INFO kablam! #4 [borrowck] processing `freelist:: for T>::dealloc` Nov 09 12:07:46.032 INFO kablam! end of query stack Nov 09 12:07:46.061 INFO kablam! error: aborting due to previous error Nov 09 12:07:46.062 INFO kablam! Nov 09 12:07:46.064 INFO kablam! Nov 09 12:07:46.065 INFO kablam! note: the compiler unexpectedly panicked. this is a bug. Nov 09 12:07:46.065 INFO kablam! Nov 09 12:07:46.066 INFO kablam! note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports Nov 09 12:07:46.066 INFO kablam! Nov 09 12:07:46.067 INFO kablam! note: rustc 1.32.0-nightly (dc13be39f 2018-11-08) running on x86_64-unknown-linux-gnu Nov 09 12:07:46.067 INFO kablam! Nov 09 12:07:46.068 INFO kablam! note: compiler flags: -C debuginfo=2 --crate-type lib Nov 09 12:07:46.068 INFO kablam! Nov 09 12:07:46.069 INFO kablam! note: some of the compiler flags provided by cargo are hidden Nov 09 12:07:46.069 INFO kablam! Nov 09 12:07:46.089 INFO kablam! error: Could not compile `pyo3`. Nov 09 12:07:46.090 INFO kablam! Nov 09 12:07:46.090 INFO kablam! To learn more, run the command again with --verbose. Nov 09 12:07:46.092 INFO kablam! su: No module specific data is present Nov 09 12:07:47.577 INFO running `"docker" "rm" "-f" "b07f431f3bccd35adadabaa428d141b2f3369ee2eb4e8e232cc3ccc3a41173f5"` Nov 09 12:07:47.939 INFO blam! b07f431f3bccd35adadabaa428d141b2f3369ee2eb4e8e232cc3ccc3a41173f5