Dec 05 21:44:29.944 INFO testing hhatto/fcsv against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514 Dec 05 21:44:29.944 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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 05 21:44:30.380 INFO [stdout] 1c35cef2b8b1e62a5f1852ebae4eaa4314877425a9f5c1ab4078b646fa246cc7 Dec 05 21:44:30.388 INFO running `"docker" "start" "-a" "1c35cef2b8b1e62a5f1852ebae4eaa4314877425a9f5c1ab4078b646fa246cc7"` Dec 05 21:44:33.107 INFO [stderr] usermod: no changes Dec 05 21:44:33.260 INFO [stderr] Compiling spin v0.4.9 Dec 05 21:44:33.260 INFO [stderr] Compiling csv-core v0.1.4 Dec 05 21:44:33.260 INFO [stderr] Compiling mashup-impl v0.1.7 Dec 05 21:44:33.276 INFO [stderr] Compiling syn v0.14.9 Dec 05 21:44:33.304 INFO [stderr] Compiling pyo3 v0.4.1 Dec 05 21:44:35.632 INFO [stderr] Compiling csv v1.0.1 Dec 05 21:44:37.294 INFO [stderr] Compiling mashup v0.1.7 Dec 05 21:44:55.968 INFO [stderr] Compiling pyo3-derive-backend v0.4.1 Dec 05 21:45:05.216 INFO [stderr] Compiling pyo3cls v0.4.1 Dec 05 21:45:10.832 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 05 21:45:10.832 INFO [stderr] Dec 05 21:45:10.832 INFO [stderr] thread 'main' panicked at 'Box', src/librustc_errors/lib.rs:600:9 Dec 05 21:45:10.832 INFO [stderr] stack backtrace: Dec 05 21:45:11.062 INFO [stderr] 0: 0x7fd4f5725c83 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h82c998a0e635a5c4 Dec 05 21:45:11.071 INFO [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Dec 05 21:45:11.072 INFO [stderr] 1: 0x7fd4f571d398 - std::sys_common::backtrace::_print::h5fbc0bc3cf12d9bf Dec 05 21:45:11.072 INFO [stderr] at src/libstd/sys_common/backtrace.rs:71 Dec 05 21:45:11.080 INFO [stderr] 2: 0x7fd4f57226f2 - std::panicking::default_hook::{{closure}}::h42b81c3dd1a50e32 Dec 05 21:45:11.080 INFO [stderr] at src/libstd/sys_common/backtrace.rs:59 Dec 05 21:45:11.080 INFO [stderr] at src/libstd/panicking.rs:211 Dec 05 21:45:11.081 INFO [stderr] 3: 0x7fd4f572245d - std::panicking::default_hook::h6c8d8e1c12a669e5 Dec 05 21:45:11.081 INFO [stderr] at src/libstd/panicking.rs:227 Dec 05 21:45:11.081 INFO [stderr] 4: 0x7fd4f1f88be3 - rustc::util::common::panic_hook::hee3fbe716b3fcfcb Dec 05 21:45:11.081 INFO [stderr] 5: 0x7fd4f5722ed9 - std::panicking::rust_panic_with_hook::hce93a56e38c2b0aa Dec 05 21:45:11.081 INFO [stderr] at src/libstd/panicking.rs:495 Dec 05 21:45:11.081 INFO [stderr] 6: 0x7fd4f0bd771c - std::panicking::begin_panic::hbec6e5c0436c42ec Dec 05 21:45:11.082 INFO [stderr] 7: 0x7fd4f0beb09e - rustc_errors::Handler::bug::hf88f3d952d1d3561 Dec 05 21:45:11.082 INFO [stderr] 8: 0x7fd4f1c21bfe - rustc::util::bug::opt_span_bug_fmt::{{closure}}::h4db1fd50bf65a1bf Dec 05 21:45:11.082 INFO [stderr] 9: 0x7fd4f1c1f4b9 - rustc::ty::context::tls::with_opt::{{closure}}::hfafcc84ebecfeaf5 Dec 05 21:45:11.082 INFO [stderr] 10: 0x7fd4f1b9f30f - rustc::ty::context::tls::with_context_opt::h50409d19b4d4f476 Dec 05 21:45:11.082 INFO [stderr] 11: 0x7fd4f1c1f226 - rustc::ty::context::tls::with_opt::h53f861a3345d76da Dec 05 21:45:11.083 INFO [stderr] 12: 0x7fd4f1db5f54 - rustc::util::bug::opt_span_bug_fmt::h9468d01b4be62665 Dec 05 21:45:11.083 INFO [stderr] 13: 0x7fd4f1db5ec6 - rustc::util::bug::bug_fmt::hb99e50586dca31ba Dec 05 21:45:11.083 INFO [stderr] 14: 0x7fd4f1a2ee02 - rustc::traits::specialize::translate_substs::{{closure}}::h441e5522eb5d8f64 Dec 05 21:45:11.083 INFO [stderr] 15: 0x7fd4f1a2eda5 - rustc::traits::specialize::translate_substs::h344d3e04abfc6d6f Dec 05 21:45:11.083 INFO [stderr] 16: 0x7fd4f1c01384 - rustc::ty::context::tls::with_related_context::h875ae76b57067fff Dec 05 21:45:11.083 INFO [stderr] 17: 0x7fd4f1e35011 - rustc::infer::InferCtxtBuilder::enter::h2393437959c45e60 Dec 05 21:45:11.084 INFO [stderr] 18: 0x7fd4f1a2f494 - rustc::traits::specialize::find_associated_item::h3f740554f9245a65 Dec 05 21:45:11.084 INFO [stderr] 19: 0x7fd4f19f89fa - rustc::ty::instance::Instance::resolve::h24c8a3c65d37640a Dec 05 21:45:11.084 INFO [stderr] 20: 0x7fd4f27811ba - rustc::ty::context::tls::with_related_context::h28a3a864b8a4b825 Dec 05 21:45:11.084 INFO [stderr] 21: 0x7fd4f28ee979 - rustc::infer::InferCtxtBuilder::enter::h0bfdc872aea5c0fb Dec 05 21:45:11.084 INFO [stderr] 22: 0x7fd4f278e142 - rustc_mir::build::mir_build::he5b4fa81326f634c Dec 05 21:45:11.084 INFO [stderr] 23: 0x7fd4f2a85a1b - rustc_mir::transform::mir_built::h0a46f46f4d9c24eb Dec 05 21:45:11.085 INFO [stderr] 24: 0x7fd4f1c3090c - rustc::ty::query:: for rustc::ty::query::queries::mir_built<'tcx>>::compute::h4ed059f13fcd6a75 Dec 05 21:45:11.085 INFO [stderr] 25: 0x7fd4f192d5cf - rustc::dep_graph::graph::DepGraph::with_task_impl::h9876db73abec6959 Dec 05 21:45:11.085 INFO [stderr] 26: 0x7fd4f1b79725 - >::start::hd518f5e5338d180f Dec 05 21:45:11.085 INFO [stderr] 27: 0x7fd4f17822c6 - rustc::ty::query::plumbing::>::force_query_with_job::h9038910e085a542f Dec 05 21:45:11.086 INFO [stderr] 28: 0x7fd4f1815df8 - rustc::ty::query::plumbing::>::get_query::h39cd974ede58b4ae Dec 05 21:45:11.086 INFO [stderr] 29: 0x7fd4f29b17c3 - rustc_mir::transform::check_unsafety::unsafety_check_result::h4bcd863f861f2102 Dec 05 21:45:11.086 INFO [stderr] 30: 0x7fd4f1c29f9d - rustc::ty::query::__query_compute::unsafety_check_result::h81038f10290a914a Dec 05 21:45:11.087 INFO [stderr] 31: 0x7fd4f1c309d4 - rustc::ty::query:: for rustc::ty::query::queries::unsafety_check_result<'tcx>>::compute::h1bbb6e70bb7910b0 Dec 05 21:45:11.087 INFO [stderr] 32: 0x7fd4f192b775 - rustc::dep_graph::graph::DepGraph::with_task_impl::h93b7e303eb90a9d0 Dec 05 21:45:11.087 INFO [stderr] 33: 0x7fd4f1b4fdfc - >::start::h52193700d5b96726 Dec 05 21:45:11.087 INFO [stderr] 34: 0x7fd4f1779852 - rustc::ty::query::plumbing::>::force_query_with_job::h6354f5187b65af1f Dec 05 21:45:11.088 INFO [stderr] 35: 0x7fd4f181d019 - rustc::ty::query::plumbing::>::get_query::h433c5d40f71c6ef8 Dec 05 21:45:11.088 INFO [stderr] 36: 0x7fd4f18d9c30 - rustc::ty::query::>::unsafety_check_result::h786dc9e98fef769c Dec 05 21:45:11.088 INFO [stderr] 37: 0x7fd4f2a86dcf - rustc_mir::transform::mir_const::h8d984c9751ae1d21 Dec 05 21:45:11.089 INFO [stderr] 38: 0x7fd4f1c3093c - rustc::ty::query:: for rustc::ty::query::queries::mir_const<'tcx>>::compute::h5d7faff3805a982c Dec 05 21:45:11.089 INFO [stderr] 39: 0x7fd4f192d5cf - rustc::dep_graph::graph::DepGraph::with_task_impl::h9876db73abec6959 Dec 05 21:45:11.089 INFO [stderr] 40: 0x7fd4f1b325d5 - >::start::h02e0fd9f8911664f Dec 05 21:45:11.089 INFO [stderr] 41: 0x7fd4f17945b6 - rustc::ty::query::plumbing::>::force_query_with_job::hffa6b1239181d6ef Dec 05 21:45:11.090 INFO [stderr] 42: 0x7fd4f17ec328 - rustc::ty::query::plumbing::>::get_query::h192ea1234503d99a Dec 05 21:45:11.090 INFO [stderr] 43: 0x7fd4f2a870b2 - rustc_mir::transform::mir_validated::hd913ecba6c897941 Dec 05 21:45:11.090 INFO [stderr] 44: 0x7fd4f1c3096c - rustc::ty::query:: for rustc::ty::query::queries::mir_validated<'tcx>>::compute::h272236fb91bfa251 Dec 05 21:45:11.090 INFO [stderr] 45: 0x7fd4f192d5cf - rustc::dep_graph::graph::DepGraph::with_task_impl::h9876db73abec6959 Dec 05 21:45:11.091 INFO [stderr] 46: 0x7fd4f1b84d25 - >::start::hef565f73894bc333 Dec 05 21:45:11.091 INFO [stderr] 47: 0x7fd4f17924e6 - rustc::ty::query::plumbing::>::force_query_with_job::hf0a55954de795765 Dec 05 21:45:11.091 INFO [stderr] 48: 0x7fd4f17eae58 - rustc::ty::query::plumbing::>::get_query::h1603b1deab54e661 Dec 05 21:45:11.092 INFO [stderr] 49: 0x7fd4f17a0a1c - rustc::ty::query::plumbing::>::ensure_query::h9b7a4eb4f9426e41 Dec 05 21:45:11.092 INFO [stderr] 50: 0x7fd4f2df8e6e - rustc_borrowck::borrowck::borrowck::h290fd4af387881e3 Dec 05 21:45:11.092 INFO [stderr] 51: 0x7fd4f1c30b6c - rustc::ty::query:: for rustc::ty::query::queries::borrowck<'tcx>>::compute::he954719710777833 Dec 05 21:45:11.092 INFO [stderr] 52: 0x7fd4f191aa30 - rustc::dep_graph::graph::DepGraph::with_task_impl::h5f372e5db97922ed Dec 05 21:45:11.093 INFO [stderr] 53: 0x7fd4f1b5fda5 - >::start::h852ae52f27d703fd Dec 05 21:45:11.093 INFO [stderr] 54: 0x7fd4f176879b - rustc::ty::query::plumbing::>::force_query_with_job::h12227303f8c6d7c6 Dec 05 21:45:11.093 INFO [stderr] 55: 0x7fd4f17e12b1 - rustc::ty::query::plumbing::>::get_query::h0c51aea1c5bf208b Dec 05 21:45:11.094 INFO [stderr] 56: 0x7fd4f2def4ef - rustc::ty::>::par_body_owners::h2a97c798335c8017 Dec 05 21:45:11.094 INFO [stderr] 57: 0x7fd4f2df8be7 - rustc_borrowck::borrowck::check_crate::h189a9a0aab200bc0 Dec 05 21:45:11.094 INFO [stderr] 58: 0x7fd4f5a68b41 - rustc::util::common::time::hbc651c1a0f23e3c3 Dec 05 21:45:11.094 INFO [stderr] 59: 0x7fd4f5ae2bac - rustc::ty::context::tls::enter_context::hb185c209ac4a2d7c Dec 05 21:45:11.094 INFO [stderr] 60: 0x7fd4f5ab4321 - >::with::h74f21ddb133872e2 Dec 05 21:45:11.095 INFO [stderr] 61: 0x7fd4f5ae68c5 - rustc::ty::context::TyCtxt::create_and_enter::h1ccccdedeef30152 Dec 05 21:45:11.095 INFO [stderr] 62: 0x7fd4f5a3b1a5 - rustc_driver::driver::compile_input::h46cb2cbf3a324f81 Dec 05 21:45:11.095 INFO [stderr] 63: 0x7fd4f5b07832 - rustc_driver::run_compiler_with_pool::h1c7988683884ee3b Dec 05 21:45:11.095 INFO [stderr] 64: 0x7fd4f5a43ca5 - >::set::heb080d795270b907 Dec 05 21:45:11.095 INFO [stderr] 65: 0x7fd4f5b0685a - rustc_driver::run_compiler::h03a1dc42ba5da1b8 Dec 05 21:45:11.095 INFO [stderr] 66: 0x7fd4f5a6116e - rustc_driver::monitor::{{closure}}::h5317fb38d56c748d Dec 05 21:45:11.096 INFO [stderr] 67: 0x7fd4f573f309 - __rust_maybe_catch_panic Dec 05 21:45:11.096 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 05 21:45:11.096 INFO [stderr] 68: 0x7fd4f5b0495b - rustc_driver::run::h0ed51ad159b97c31 Dec 05 21:45:11.096 INFO [stderr] 69: 0x7fd4f5b124eb - rustc_driver::main::hf289f5e127d18353 Dec 05 21:45:11.096 INFO [stderr] 70: 0x55ef7fffa962 - std::rt::lang_start::{{closure}}::h2471409ac070b711 Dec 05 21:45:11.097 INFO [stderr] 71: 0x7fd4f5722802 - std::panicking::try::do_call::h3267af88d5a87e31 Dec 05 21:45:11.097 INFO [stderr] at src/libstd/rt.rs:59 Dec 05 21:45:11.097 INFO [stderr] at src/libstd/panicking.rs:310 Dec 05 21:45:11.097 INFO [stderr] 72: 0x7fd4f573f309 - __rust_maybe_catch_panic Dec 05 21:45:11.097 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 05 21:45:11.098 INFO [stderr] 73: 0x7fd4f5723293 - std::rt::lang_start_internal::hb3cfaec72f909ccc Dec 05 21:45:11.098 INFO [stderr] at src/libstd/panicking.rs:289 Dec 05 21:45:11.098 INFO [stderr] at src/libstd/panic.rs:398 Dec 05 21:45:11.098 INFO [stderr] at src/libstd/rt.rs:58 Dec 05 21:45:11.098 INFO [stderr] 74: 0x55ef7fffa951 - main Dec 05 21:45:11.098 INFO [stderr] 75: 0x7fd4f531282f - __libc_start_main Dec 05 21:45:11.098 INFO [stderr] 76: 0x55ef7fffa808 - Dec 05 21:45:11.099 INFO [stderr] query stack during panic: Dec 05 21:45:11.099 INFO [stderr] #0 [mir_built] processing `freelist:: for T>::dealloc` Dec 05 21:45:11.099 INFO [stderr] #1 [unsafety_check_result] processing `freelist:: for T>::dealloc` Dec 05 21:45:11.099 INFO [stderr] #2 [mir_const] processing `freelist:: for T>::dealloc` Dec 05 21:45:11.099 INFO [stderr] #3 [mir_validated] processing `freelist:: for T>::dealloc` Dec 05 21:45:11.099 INFO [stderr] #4 [borrowck] processing `freelist:: for T>::dealloc` Dec 05 21:45:11.099 INFO [stderr] end of query stack Dec 05 21:45:11.126 INFO [stderr] error: aborting due to previous error Dec 05 21:45:11.126 INFO [stderr] Dec 05 21:45:11.128 INFO [stderr] Dec 05 21:45:11.128 INFO [stderr] note: the compiler unexpectedly panicked. this is a bug. Dec 05 21:45:11.128 INFO [stderr] Dec 05 21:45:11.128 INFO [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports Dec 05 21:45:11.128 INFO [stderr] Dec 05 21:45:11.128 INFO [stderr] note: rustc 1.32.0-nightly (6eb0fd3ac 2018-12-04) running on x86_64-unknown-linux-gnu Dec 05 21:45:11.128 INFO [stderr] Dec 05 21:45:11.128 INFO [stderr] note: compiler flags: -C debuginfo=2 --crate-type lib Dec 05 21:45:11.128 INFO [stderr] Dec 05 21:45:11.128 INFO [stderr] note: some of the compiler flags provided by cargo are hidden Dec 05 21:45:11.128 INFO [stderr] Dec 05 21:45:11.148 INFO [stderr] error: Could not compile `pyo3`. Dec 05 21:45:11.148 INFO [stderr] Dec 05 21:45:11.148 INFO [stderr] To learn more, run the command again with --verbose. Dec 05 21:45:11.150 INFO [stderr] su: No module specific data is present Dec 05 21:45:12.836 INFO running `"docker" "inspect" "1c35cef2b8b1e62a5f1852ebae4eaa4314877425a9f5c1ab4078b646fa246cc7"` Dec 05 21:45:13.188 INFO running `"docker" "rm" "-f" "1c35cef2b8b1e62a5f1852ebae4eaa4314877425a9f5c1ab4078b646fa246cc7"` Dec 05 21:45:13.484 INFO [stdout] 1c35cef2b8b1e62a5f1852ebae4eaa4314877425a9f5c1ab4078b646fa246cc7