Dec 04 17:40:35.316 INFO checking hhatto/fpath against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481 Dec 04 17:40:35.316 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 17:40:35.695 INFO [stdout] fe6065de771a9f107ea522ca2de45df3c59e36af7e99526ef43d3d4dd8f8dd32 Dec 04 17:40:35.699 INFO running `"docker" "start" "-a" "fe6065de771a9f107ea522ca2de45df3c59e36af7e99526ef43d3d4dd8f8dd32"` Dec 04 17:40:37.016 INFO [stderr] usermod: no changes Dec 04 17:40:37.155 INFO [stderr] Checking users v0.6.1 Dec 04 17:40:37.163 INFO [stderr] Compiling aho-corasick v0.6.8 Dec 04 17:40:37.163 INFO [stderr] Compiling mashup-impl v0.1.7 Dec 04 17:40:37.163 INFO [stderr] Compiling syn v0.14.9 Dec 04 17:40:39.387 INFO [stderr] Compiling regex v1.0.5 Dec 04 17:40:41.787 INFO [stderr] Checking mashup v0.1.7 Dec 04 17:40:57.283 INFO [stderr] Compiling pyo3 v0.4.1 Dec 04 17:41:15.095 INFO [stderr] Compiling pyo3-derive-backend v0.4.1 Dec 04 17:41:25.326 INFO [stderr] Compiling pyo3cls v0.4.1 Dec 04 17:41:31.835 INFO [stderr] error: internal compiler error: src/librustc/traits/specialize/mod.rs:105: When translating substitutions for specialization, the expected specialization failed to hold Dec 04 17:41:31.835 INFO [stderr] Dec 04 17:41:31.835 INFO [stderr] thread 'main' panicked at 'Box', src/librustc_errors/lib.rs:600:9 Dec 04 17:41:31.835 INFO [stderr] stack backtrace: Dec 04 17:41:32.015 INFO [stderr] 0: 0x7ff265a15c73 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h9b869b1b82148d8d Dec 04 17:41:32.025 INFO [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Dec 04 17:41:32.025 INFO [stderr] 1: 0x7ff265a0d388 - std::sys_common::backtrace::_print::ha724fe845fbe1ccd Dec 04 17:41:32.031 INFO [stderr] at src/libstd/sys_common/backtrace.rs:71 Dec 04 17:41:32.031 INFO [stderr] 2: 0x7ff265a126e2 - std::panicking::default_hook::{{closure}}::h2cbe2f1f9ee88e9d Dec 04 17:41:32.031 INFO [stderr] at src/libstd/sys_common/backtrace.rs:59 Dec 04 17:41:32.031 INFO [stderr] at src/libstd/panicking.rs:211 Dec 04 17:41:32.032 INFO [stderr] 3: 0x7ff265a1244d - std::panicking::default_hook::hb9aed6dfbb05b028 Dec 04 17:41:32.032 INFO [stderr] at src/libstd/panicking.rs:227 Dec 04 17:41:32.032 INFO [stderr] 4: 0x7ff2622746d3 - rustc::util::common::panic_hook::h601416cfa43e11c5 Dec 04 17:41:32.033 INFO [stderr] 5: 0x7ff265a12ec9 - std::panicking::rust_panic_with_hook::hf5144a49bcc319fa Dec 04 17:41:32.033 INFO [stderr] at src/libstd/panicking.rs:495 Dec 04 17:41:32.033 INFO [stderr] 6: 0x7ff260eb66dc - std::panicking::begin_panic::h8229c76035393fa2 Dec 04 17:41:32.034 INFO [stderr] 7: 0x7ff260eca05e - rustc_errors::Handler::bug::h1eb504d7ec973477 Dec 04 17:41:32.034 INFO [stderr] 8: 0x7ff261f08efe - rustc::util::bug::opt_span_bug_fmt::{{closure}}::h2016337c05d29e40 Dec 04 17:41:32.034 INFO [stderr] 9: 0x7ff261f065e9 - rustc::ty::context::tls::with_opt::{{closure}}::h053059be7fca7569 Dec 04 17:41:32.034 INFO [stderr] 10: 0x7ff261e8554f - rustc::ty::context::tls::with_context_opt::h1da0b6dc83b2c98f Dec 04 17:41:32.035 INFO [stderr] 11: 0x7ff261f06526 - rustc::ty::context::tls::with_opt::hb656840b132a9986 Dec 04 17:41:32.035 INFO [stderr] 12: 0x7ff26209bd54 - rustc::util::bug::opt_span_bug_fmt::h36a68d08149282c0 Dec 04 17:41:32.035 INFO [stderr] 13: 0x7ff26209bcc6 - rustc::util::bug::bug_fmt::haa7d1a6853013dd2 Dec 04 17:41:32.035 INFO [stderr] 14: 0x7ff261cd8162 - rustc::traits::specialize::translate_substs::{{closure}}::ha18286317c09d713 Dec 04 17:41:32.036 INFO [stderr] 15: 0x7ff261cd8105 - rustc::traits::specialize::translate_substs::h5d04662c67dce5b0 Dec 04 17:41:32.036 INFO [stderr] 16: 0x7ff261ef2c36 - rustc::ty::context::tls::with_related_context::hb60d6e7b85e54dd8 Dec 04 17:41:32.036 INFO [stderr] 17: 0x7ff26211bc8b - rustc::infer::InferCtxtBuilder::enter::ha1dce8b985f1c81b Dec 04 17:41:32.036 INFO [stderr] 18: 0x7ff261cd87fc - rustc::traits::specialize::find_associated_item::h7287da8ddc750f40 Dec 04 17:41:32.037 INFO [stderr] 19: 0x7ff261cdf95a - rustc::ty::instance::Instance::resolve::h1423f2f4602c0c09 Dec 04 17:41:32.037 INFO [stderr] 20: 0x7ff262a658da - rustc::ty::context::tls::with_related_context::h7428f34086f74409 Dec 04 17:41:32.037 INFO [stderr] 21: 0x7ff262bd1f9d - rustc::infer::InferCtxtBuilder::enter::hca76a09bad9bf5ad Dec 04 17:41:32.037 INFO [stderr] 22: 0x7ff262a7146f - rustc_mir::build::mir_build::hf1754803fffa82cd Dec 04 17:41:32.038 INFO [stderr] 23: 0x7ff262dc4d0b - rustc_mir::transform::mir_built::h874617afd7b93fa5 Dec 04 17:41:32.038 INFO [stderr] 24: 0x7ff261f17c0c - rustc::ty::query:: for rustc::ty::query::queries::mir_built<'tcx>>::compute::h0c5c09349ae8632c Dec 04 17:41:32.038 INFO [stderr] 25: 0x7ff261c3552f - rustc::dep_graph::graph::DepGraph::with_task_impl::hecdc985bae406485 Dec 04 17:41:32.039 INFO [stderr] 26: 0x7ff261e6e235 - >::start::hf6673c8d150461c2 Dec 04 17:41:32.039 INFO [stderr] 27: 0x7ff261a619f6 - rustc::ty::query::plumbing::>::force_query_with_job::h9abfe4760ff658a4 Dec 04 17:41:32.039 INFO [stderr] 28: 0x7ff261b40378 - rustc::ty::query::plumbing::>::get_query::h9c5fe70edbc16a5d Dec 04 17:41:32.040 INFO [stderr] 29: 0x7ff262c94493 - rustc_mir::transform::check_unsafety::unsafety_check_result::hfb9004e7a508c480 Dec 04 17:41:32.040 INFO [stderr] 30: 0x7ff261f1129d - rustc::ty::query::__query_compute::unsafety_check_result::h483f80410fc12445 Dec 04 17:41:32.040 INFO [stderr] 31: 0x7ff261f17cd4 - rustc::ty::query:: for rustc::ty::query::queries::unsafety_check_result<'tcx>>::compute::hb47f80060ca964c2 Dec 04 17:41:32.041 INFO [stderr] 32: 0x7ff261c12485 - rustc::dep_graph::graph::DepGraph::with_task_impl::h7f0d51171d3f554a Dec 04 17:41:32.041 INFO [stderr] 33: 0x7ff261e638ec - >::start::hdd37327652c7cd9c Dec 04 17:41:32.041 INFO [stderr] 34: 0x7ff261a49fd2 - rustc::ty::query::plumbing::>::force_query_with_job::h1511da97a57016cb Dec 04 17:41:32.042 INFO [stderr] 35: 0x7ff261b3ea29 - rustc::ty::query::plumbing::>::get_query::h99a708d688b9298c Dec 04 17:41:32.042 INFO [stderr] 36: 0x7ff261bb99f0 - rustc::ty::query::>::unsafety_check_result::he7cde4be8f80e14a Dec 04 17:41:32.042 INFO [stderr] 37: 0x7ff262dc60bf - rustc_mir::transform::mir_const::hf52946e0a6fbb6df Dec 04 17:41:32.043 INFO [stderr] 38: 0x7ff261f17c3c - rustc::ty::query:: for rustc::ty::query::queries::mir_const<'tcx>>::compute::hbd2f2d94b9780406 Dec 04 17:41:32.043 INFO [stderr] 39: 0x7ff261c3552f - rustc::dep_graph::graph::DepGraph::with_task_impl::hecdc985bae406485 Dec 04 17:41:32.043 INFO [stderr] 40: 0x7ff261e49f85 - >::start::h997e1dbf4a7879fd Dec 04 17:41:32.044 INFO [stderr] 41: 0x7ff261a570a6 - rustc::ty::query::plumbing::>::force_query_with_job::h680575b4d3063e0f Dec 04 17:41:32.044 INFO [stderr] 42: 0x7ff261b05088 - rustc::ty::query::plumbing::>::get_query::h54d114e48602fbd7 Dec 04 17:41:32.045 INFO [stderr] 43: 0x7ff262dc63a2 - rustc_mir::transform::mir_validated::h6ec7b182bc1f6512 Dec 04 17:41:32.045 INFO [stderr] 44: 0x7ff261f17c6c - rustc::ty::query:: for rustc::ty::query::queries::mir_validated<'tcx>>::compute::h000fbf9d7eca42b8 Dec 04 17:41:32.045 INFO [stderr] 45: 0x7ff261c3552f - rustc::dep_graph::graph::DepGraph::with_task_impl::hecdc985bae406485 Dec 04 17:41:32.045 INFO [stderr] 46: 0x7ff261e4ec65 - >::start::ha303927ea2b3cc21 Dec 04 17:41:32.046 INFO [stderr] 47: 0x7ff261a5d4c6 - rustc::ty::query::plumbing::>::force_query_with_job::h81975421f23aef6a Dec 04 17:41:32.046 INFO [stderr] 48: 0x7ff261b70358 - rustc::ty::query::plumbing::>::get_query::hcb1973a6bfbdcb9e Dec 04 17:41:32.046 INFO [stderr] 49: 0x7ff261a7c1ac - rustc::ty::query::plumbing::>::ensure_query::h724fec08c63be20d Dec 04 17:41:32.047 INFO [stderr] 50: 0x7ff2630ebe7e - rustc_borrowck::borrowck::borrowck::h48e180d1613f3eb4 Dec 04 17:41:32.047 INFO [stderr] 51: 0x7ff261f17e6c - rustc::ty::query:: for rustc::ty::query::queries::borrowck<'tcx>>::compute::hcb3503836b3e0e84 Dec 04 17:41:32.047 INFO [stderr] 52: 0x7ff261c10f40 - rustc::dep_graph::graph::DepGraph::with_task_impl::h7e40c2c39820ea3b Dec 04 17:41:32.048 INFO [stderr] 53: 0x7ff261e22f55 - >::start::h28b6974bf36d623c Dec 04 17:41:32.048 INFO [stderr] 54: 0x7ff261a68ceb - rustc::ty::query::plumbing::>::force_query_with_job::hc1ee4f708b923ce8 Dec 04 17:41:32.048 INFO [stderr] 55: 0x7ff261ba3a11 - rustc::ty::query::plumbing::>::get_query::hff936dcee9be738b Dec 04 17:41:32.048 INFO [stderr] 56: 0x7ff2630e267f - rustc::ty::>::par_body_owners::h943ad5ec3c1ca3cd Dec 04 17:41:32.049 INFO [stderr] 57: 0x7ff2630ebbf7 - rustc_borrowck::borrowck::check_crate::h28647e2b5e75b006 Dec 04 17:41:32.049 INFO [stderr] 58: 0x7ff265d5a1f1 - rustc::util::common::time::h948ad35db79d8fa1 Dec 04 17:41:32.049 INFO [stderr] 59: 0x7ff265dd3a2c - rustc::ty::context::tls::enter_context::hd3bc6f618a53068a Dec 04 17:41:32.049 INFO [stderr] 60: 0x7ff265da3a71 - >::with::h98bd1b7b1d3d5ed6 Dec 04 17:41:32.059 INFO [stderr] 61: 0x7ff265dd93c5 - rustc::ty::context::TyCtxt::create_and_enter::h44913aa6f9912553 Dec 04 17:41:32.059 INFO [stderr] 62: 0x7ff265d2b025 - rustc_driver::driver::compile_input::h9866b848258d0e6e Dec 04 17:41:32.059 INFO [stderr] 63: 0x7ff265df7002 - rustc_driver::run_compiler_with_pool::hda5dcffe45eebf4c Dec 04 17:41:32.059 INFO [stderr] 64: 0x7ff265d33b25 - >::set::h4dba15e839ead7b4 Dec 04 17:41:32.059 INFO [stderr] 65: 0x7ff265df602a - rustc_driver::run_compiler::h84852b5755e0c347 Dec 04 17:41:32.059 INFO [stderr] 66: 0x7ff265d50f0e - rustc_driver::monitor::{{closure}}::hbe330edd15996306 Dec 04 17:41:32.059 INFO [stderr] 67: 0x7ff265a2f2f9 - __rust_maybe_catch_panic Dec 04 17:41:32.059 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 04 17:41:32.059 INFO [stderr] 68: 0x7ff265df412b - rustc_driver::run::hae0443da80972cc3 Dec 04 17:41:32.059 INFO [stderr] 69: 0x7ff265e01cbb - rustc_driver::main::h3336a3cfeb2d7270 Dec 04 17:41:32.059 INFO [stderr] 70: 0x562c27848962 - std::rt::lang_start::{{closure}}::h9253908cf1447137 Dec 04 17:41:32.059 INFO [stderr] 71: 0x7ff265a127f2 - std::panicking::try::do_call::h0ba65d6c5d96c369 Dec 04 17:41:32.059 INFO [stderr] at src/libstd/rt.rs:59 Dec 04 17:41:32.059 INFO [stderr] at src/libstd/panicking.rs:310 Dec 04 17:41:32.059 INFO [stderr] 72: 0x7ff265a2f2f9 - __rust_maybe_catch_panic Dec 04 17:41:32.059 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 04 17:41:32.059 INFO [stderr] 73: 0x7ff265a13283 - std::rt::lang_start_internal::hfb3c22f9f704e74e Dec 04 17:41:32.059 INFO [stderr] at src/libstd/panicking.rs:289 Dec 04 17:41:32.059 INFO [stderr] at src/libstd/panic.rs:398 Dec 04 17:41:32.059 INFO [stderr] at src/libstd/rt.rs:58 Dec 04 17:41:32.059 INFO [stderr] 74: 0x562c27848951 - main Dec 04 17:41:32.059 INFO [stderr] 75: 0x7ff26560282f - __libc_start_main Dec 04 17:41:32.059 INFO [stderr] 76: 0x562c27848808 - Dec 04 17:41:32.059 INFO [stderr] query stack during panic: Dec 04 17:41:32.059 INFO [stderr] #0 [mir_built] processing `freelist:: for T>::dealloc` Dec 04 17:41:32.059 INFO [stderr] #1 [unsafety_check_result] processing `freelist:: for T>::dealloc` Dec 04 17:41:32.059 INFO [stderr] #2 [mir_const] processing `freelist:: for T>::dealloc` Dec 04 17:41:32.059 INFO [stderr] #3 [mir_validated] processing `freelist:: for T>::dealloc` Dec 04 17:41:32.059 INFO [stderr] #4 [borrowck] processing `freelist:: for T>::dealloc` Dec 04 17:41:32.059 INFO [stderr] end of query stack Dec 04 17:41:32.082 INFO [stderr] error: aborting due to previous error Dec 04 17:41:32.082 INFO [stderr] Dec 04 17:41:32.084 INFO [stderr] Dec 04 17:41:32.084 INFO [stderr] note: the compiler unexpectedly panicked. this is a bug. Dec 04 17:41:32.084 INFO [stderr] Dec 04 17:41:32.085 INFO [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports Dec 04 17:41:32.085 INFO [stderr] Dec 04 17:41:32.085 INFO [stderr] note: rustc 1.32.0-nightly (1df97983e 2018-12-04) running on x86_64-unknown-linux-gnu Dec 04 17:41:32.085 INFO [stderr] Dec 04 17:41:32.085 INFO [stderr] note: compiler flags: -C debuginfo=2 --crate-type lib Dec 04 17:41:32.085 INFO [stderr] Dec 04 17:41:32.085 INFO [stderr] note: some of the compiler flags provided by cargo are hidden Dec 04 17:41:32.085 INFO [stderr] Dec 04 17:41:32.107 INFO [stderr] error: Could not compile `pyo3`. Dec 04 17:41:32.107 INFO [stderr] Dec 04 17:41:32.107 INFO [stderr] To learn more, run the command again with --verbose. Dec 04 17:41:32.109 INFO [stderr] su: No module specific data is present Dec 04 17:41:32.954 INFO running `"docker" "inspect" "fe6065de771a9f107ea522ca2de45df3c59e36af7e99526ef43d3d4dd8f8dd32"` Dec 04 17:41:33.195 INFO running `"docker" "rm" "-f" "fe6065de771a9f107ea522ca2de45df3c59e36af7e99526ef43d3d4dd8f8dd32"` Dec 04 17:41:33.523 INFO [stdout] fe6065de771a9f107ea522ca2de45df3c59e36af7e99526ef43d3d4dd8f8dd32