Dec 07 07:21:50.814 INFO testing michelangelo-0.1.4 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514 Dec 07 07:21:50.814 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 07 07:21:51.304 INFO [stdout] fcae74bdfc6fce0b3234520e667031ec3b68dba6c869892d5e0c0737420f70a8 Dec 07 07:21:51.310 INFO running `"docker" "start" "-a" "fcae74bdfc6fce0b3234520e667031ec3b68dba6c869892d5e0c0737420f70a8"` Dec 07 07:21:52.160 INFO [stderr] usermod: no changes Dec 07 07:21:52.297 INFO [stderr] Compiling primal-estimate v0.2.1 Dec 07 07:21:52.312 INFO [stderr] Compiling simple_allocator_trait v0.1.0 Dec 07 07:21:52.312 INFO [stderr] Compiling primal-bit v0.2.4 Dec 07 07:21:52.313 INFO [stderr] Compiling stable-vec v0.2.1 Dec 07 07:21:52.324 INFO [stderr] Compiling compact_macros v0.1.0 Dec 07 07:21:52.324 INFO [stderr] Compiling primal-check v0.2.3 Dec 07 07:21:52.324 INFO [stderr] Compiling alga v0.7.2 Dec 07 07:21:52.327 INFO [stderr] Compiling euclid v0.16.4 Dec 07 07:21:54.507 INFO [stderr] Compiling primal-sieve v0.2.9 Dec 07 07:21:57.998 INFO [stderr] Compiling primal v0.2.3 Dec 07 07:21:58.696 INFO [stderr] Compiling lyon_geom v0.9.0 Dec 07 07:21:58.880 INFO [stderr] Compiling nalgebra v0.16.12 Dec 07 07:21:58.915 INFO [stderr] Compiling compact v0.2.13 Dec 07 07:22:00.524 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 07 07:22:00.524 INFO [stderr] Dec 07 07:22:00.524 INFO [stderr] thread 'main' panicked at 'Box', src/librustc_errors/lib.rs:600:9 Dec 07 07:22:00.564 INFO [stderr] stack backtrace: Dec 07 07:22:01.000 INFO [stderr] 0: 0x7f796b981c83 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h82c998a0e635a5c4 Dec 07 07:22:01.020 INFO [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Dec 07 07:22:01.020 INFO [stderr] 1: 0x7f796b979398 - std::sys_common::backtrace::_print::h5fbc0bc3cf12d9bf Dec 07 07:22:01.020 INFO [stderr] at src/libstd/sys_common/backtrace.rs:71 Dec 07 07:22:01.020 INFO [stderr] 2: 0x7f796b97e6f2 - std::panicking::default_hook::{{closure}}::h42b81c3dd1a50e32 Dec 07 07:22:01.020 INFO [stderr] at src/libstd/sys_common/backtrace.rs:59 Dec 07 07:22:01.020 INFO [stderr] at src/libstd/panicking.rs:211 Dec 07 07:22:01.020 INFO [stderr] 3: 0x7f796b97e45d - std::panicking::default_hook::h6c8d8e1c12a669e5 Dec 07 07:22:01.020 INFO [stderr] at src/libstd/panicking.rs:227 Dec 07 07:22:01.020 INFO [stderr] 4: 0x7f79681e4be3 - rustc::util::common::panic_hook::hee3fbe716b3fcfcb Dec 07 07:22:01.020 INFO [stderr] 5: 0x7f796b97eed9 - std::panicking::rust_panic_with_hook::hce93a56e38c2b0aa Dec 07 07:22:01.020 INFO [stderr] at src/libstd/panicking.rs:495 Dec 07 07:22:01.020 INFO [stderr] 6: 0x7f7966e3371c - std::panicking::begin_panic::hbec6e5c0436c42ec Dec 07 07:22:01.020 INFO [stderr] 7: 0x7f7966e4709e - rustc_errors::Handler::bug::hf88f3d952d1d3561 Dec 07 07:22:01.020 INFO [stderr] 8: 0x7f7967e7dbfe - rustc::util::bug::opt_span_bug_fmt::{{closure}}::h4db1fd50bf65a1bf Dec 07 07:22:01.020 INFO [stderr] 9: 0x7f7967e7b4b9 - rustc::ty::context::tls::with_opt::{{closure}}::hfafcc84ebecfeaf5 Dec 07 07:22:01.020 INFO [stderr] 10: 0x7f7967dfb30f - rustc::ty::context::tls::with_context_opt::h50409d19b4d4f476 Dec 07 07:22:01.020 INFO [stderr] 11: 0x7f7967e7b226 - rustc::ty::context::tls::with_opt::h53f861a3345d76da Dec 07 07:22:01.020 INFO [stderr] 12: 0x7f7968011f54 - rustc::util::bug::opt_span_bug_fmt::h9468d01b4be62665 Dec 07 07:22:01.020 INFO [stderr] 13: 0x7f7968011ec6 - rustc::util::bug::bug_fmt::hb99e50586dca31ba Dec 07 07:22:01.021 INFO [stderr] 14: 0x7f7967c8ae02 - rustc::traits::specialize::translate_substs::{{closure}}::h441e5522eb5d8f64 Dec 07 07:22:01.021 INFO [stderr] 15: 0x7f7967c8ada5 - rustc::traits::specialize::translate_substs::h344d3e04abfc6d6f Dec 07 07:22:01.021 INFO [stderr] 16: 0x7f7967e5d384 - rustc::ty::context::tls::with_related_context::h875ae76b57067fff Dec 07 07:22:01.021 INFO [stderr] 17: 0x7f7968091011 - rustc::infer::InferCtxtBuilder::enter::h2393437959c45e60 Dec 07 07:22:01.021 INFO [stderr] 18: 0x7f7967c8b494 - rustc::traits::specialize::find_associated_item::h3f740554f9245a65 Dec 07 07:22:01.021 INFO [stderr] 19: 0x7f7967c549fa - rustc::ty::instance::Instance::resolve::h24c8a3c65d37640a Dec 07 07:22:01.021 INFO [stderr] 20: 0x7f79689dd1ba - rustc::ty::context::tls::with_related_context::h28a3a864b8a4b825 Dec 07 07:22:01.021 INFO [stderr] 21: 0x7f7968b4a979 - rustc::infer::InferCtxtBuilder::enter::h0bfdc872aea5c0fb Dec 07 07:22:01.021 INFO [stderr] 22: 0x7f79689ea142 - rustc_mir::build::mir_build::he5b4fa81326f634c Dec 07 07:22:01.021 INFO [stderr] 23: 0x7f7968ce1a1b - rustc_mir::transform::mir_built::h0a46f46f4d9c24eb Dec 07 07:22:01.021 INFO [stderr] 24: 0x7f7967e8c90c - rustc::ty::query:: for rustc::ty::query::queries::mir_built<'tcx>>::compute::h4ed059f13fcd6a75 Dec 07 07:22:01.021 INFO [stderr] 25: 0x7f7967b895cf - rustc::dep_graph::graph::DepGraph::with_task_impl::h9876db73abec6959 Dec 07 07:22:01.021 INFO [stderr] 26: 0x7f7967dd5725 - >::start::hd518f5e5338d180f Dec 07 07:22:01.022 INFO [stderr] 27: 0x7f79679de2c6 - rustc::ty::query::plumbing::>::force_query_with_job::h9038910e085a542f Dec 07 07:22:01.022 INFO [stderr] 28: 0x7f7967a71df8 - rustc::ty::query::plumbing::>::get_query::h39cd974ede58b4ae Dec 07 07:22:01.022 INFO [stderr] 29: 0x7f7968c0d7c3 - rustc_mir::transform::check_unsafety::unsafety_check_result::h4bcd863f861f2102 Dec 07 07:22:01.022 INFO [stderr] 30: 0x7f7967e85f9d - rustc::ty::query::__query_compute::unsafety_check_result::h81038f10290a914a Dec 07 07:22:01.022 INFO [stderr] 31: 0x7f7967e8c9d4 - rustc::ty::query:: for rustc::ty::query::queries::unsafety_check_result<'tcx>>::compute::h1bbb6e70bb7910b0 Dec 07 07:22:01.023 INFO [stderr] 32: 0x7f7967b87775 - rustc::dep_graph::graph::DepGraph::with_task_impl::h93b7e303eb90a9d0 Dec 07 07:22:01.023 INFO [stderr] 33: 0x7f7967dabdfc - >::start::h52193700d5b96726 Dec 07 07:22:01.023 INFO [stderr] 34: 0x7f79679d5852 - rustc::ty::query::plumbing::>::force_query_with_job::h6354f5187b65af1f Dec 07 07:22:01.023 INFO [stderr] 35: 0x7f7967a79019 - rustc::ty::query::plumbing::>::get_query::h433c5d40f71c6ef8 Dec 07 07:22:01.025 INFO [stderr] 36: 0x7f7967b35c30 - rustc::ty::query::>::unsafety_check_result::h786dc9e98fef769c Dec 07 07:22:01.025 INFO [stderr] 37: 0x7f7968ce2dcf - rustc_mir::transform::mir_const::h8d984c9751ae1d21 Dec 07 07:22:01.025 INFO [stderr] 38: 0x7f7967e8c93c - rustc::ty::query:: for rustc::ty::query::queries::mir_const<'tcx>>::compute::h5d7faff3805a982c Dec 07 07:22:01.025 INFO [stderr] 39: 0x7f7967b895cf - rustc::dep_graph::graph::DepGraph::with_task_impl::h9876db73abec6959 Dec 07 07:22:01.025 INFO [stderr] 40: 0x7f7967d8e5d5 - >::start::h02e0fd9f8911664f Dec 07 07:22:01.025 INFO [stderr] 41: 0x7f79679f05b6 - rustc::ty::query::plumbing::>::force_query_with_job::hffa6b1239181d6ef Dec 07 07:22:01.025 INFO [stderr] 42: 0x7f7967a48328 - rustc::ty::query::plumbing::>::get_query::h192ea1234503d99a Dec 07 07:22:01.025 INFO [stderr] 43: 0x7f7968ce30b2 - rustc_mir::transform::mir_validated::hd913ecba6c897941 Dec 07 07:22:01.028 INFO [stderr] 44: 0x7f7967e8c96c - rustc::ty::query:: for rustc::ty::query::queries::mir_validated<'tcx>>::compute::h272236fb91bfa251 Dec 07 07:22:01.028 INFO [stderr] 45: 0x7f7967b895cf - rustc::dep_graph::graph::DepGraph::with_task_impl::h9876db73abec6959 Dec 07 07:22:01.028 INFO [stderr] 46: 0x7f7967de0d25 - >::start::hef565f73894bc333 Dec 07 07:22:01.028 INFO [stderr] 47: 0x7f79679ee4e6 - rustc::ty::query::plumbing::>::force_query_with_job::hf0a55954de795765 Dec 07 07:22:01.028 INFO [stderr] 48: 0x7f7967a46e58 - rustc::ty::query::plumbing::>::get_query::h1603b1deab54e661 Dec 07 07:22:01.028 INFO [stderr] 49: 0x7f79679fca1c - rustc::ty::query::plumbing::>::ensure_query::h9b7a4eb4f9426e41 Dec 07 07:22:01.028 INFO [stderr] 50: 0x7f7969054e6e - rustc_borrowck::borrowck::borrowck::h290fd4af387881e3 Dec 07 07:22:01.028 INFO [stderr] 51: 0x7f7967e8cb6c - rustc::ty::query:: for rustc::ty::query::queries::borrowck<'tcx>>::compute::he954719710777833 Dec 07 07:22:01.028 INFO [stderr] 52: 0x7f7967b76a30 - rustc::dep_graph::graph::DepGraph::with_task_impl::h5f372e5db97922ed Dec 07 07:22:01.028 INFO [stderr] 53: 0x7f7967dbbda5 - >::start::h852ae52f27d703fd Dec 07 07:22:01.032 INFO [stderr] 54: 0x7f79679c479b - rustc::ty::query::plumbing::>::force_query_with_job::h12227303f8c6d7c6 Dec 07 07:22:01.032 INFO [stderr] 55: 0x7f7967a3d2b1 - rustc::ty::query::plumbing::>::get_query::h0c51aea1c5bf208b Dec 07 07:22:01.032 INFO [stderr] 56: 0x7f796904b4ef - rustc::ty::>::par_body_owners::h2a97c798335c8017 Dec 07 07:22:01.032 INFO [stderr] 57: 0x7f7969054be7 - rustc_borrowck::borrowck::check_crate::h189a9a0aab200bc0 Dec 07 07:22:01.033 INFO [stderr] 58: 0x7f796bcc4b41 - rustc::util::common::time::hbc651c1a0f23e3c3 Dec 07 07:22:01.033 INFO [stderr] 59: 0x7f796bd3ebac - rustc::ty::context::tls::enter_context::hb185c209ac4a2d7c Dec 07 07:22:01.033 INFO [stderr] 60: 0x7f796bd10321 - >::with::h74f21ddb133872e2 Dec 07 07:22:01.033 INFO [stderr] 61: 0x7f796bd428c5 - rustc::ty::context::TyCtxt::create_and_enter::h1ccccdedeef30152 Dec 07 07:22:01.033 INFO [stderr] 62: 0x7f796bc971a5 - rustc_driver::driver::compile_input::h46cb2cbf3a324f81 Dec 07 07:22:01.034 INFO [stderr] 63: 0x7f796bd63832 - rustc_driver::run_compiler_with_pool::h1c7988683884ee3b Dec 07 07:22:01.034 INFO [stderr] 64: 0x7f796bc9fca5 - >::set::heb080d795270b907 Dec 07 07:22:01.034 INFO [stderr] 65: 0x7f796bd6285a - rustc_driver::run_compiler::h03a1dc42ba5da1b8 Dec 07 07:22:01.034 INFO [stderr] 66: 0x7f796bcbd16e - rustc_driver::monitor::{{closure}}::h5317fb38d56c748d Dec 07 07:22:01.034 INFO [stderr] 67: 0x7f796b99b309 - __rust_maybe_catch_panic Dec 07 07:22:01.034 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 07 07:22:01.036 INFO [stderr] 68: 0x7f796bd6095b - rustc_driver::run::h0ed51ad159b97c31 Dec 07 07:22:01.036 INFO [stderr] 69: 0x7f796bd6e4eb - rustc_driver::main::hf289f5e127d18353 Dec 07 07:22:01.036 INFO [stderr] 70: 0x564418d3d962 - std::rt::lang_start::{{closure}}::h2471409ac070b711 Dec 07 07:22:01.036 INFO [stderr] 71: 0x7f796b97e802 - std::panicking::try::do_call::h3267af88d5a87e31 Dec 07 07:22:01.036 INFO [stderr] at src/libstd/rt.rs:59 Dec 07 07:22:01.036 INFO [stderr] at src/libstd/panicking.rs:310 Dec 07 07:22:01.036 INFO [stderr] 72: 0x7f796b99b309 - __rust_maybe_catch_panic Dec 07 07:22:01.036 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 07 07:22:01.036 INFO [stderr] 73: 0x7f796b97f293 - std::rt::lang_start_internal::hb3cfaec72f909ccc Dec 07 07:22:01.036 INFO [stderr] at src/libstd/panicking.rs:289 Dec 07 07:22:01.036 INFO [stderr] at src/libstd/panic.rs:398 Dec 07 07:22:01.040 INFO [stderr] at src/libstd/rt.rs:58 Dec 07 07:22:01.040 INFO [stderr] 74: 0x564418d3d951 - main Dec 07 07:22:01.040 INFO [stderr] 75: 0x7f796b56e82f - __libc_start_main Dec 07 07:22:01.040 INFO [stderr] 76: 0x564418d3d808 - Dec 07 07:22:01.040 INFO [stderr] query stack during panic: Dec 07 07:22:01.040 INFO [stderr] #0 [mir_built] processing ` as compact::Compact>::decompact` Dec 07 07:22:01.040 INFO [stderr] #1 [unsafety_check_result] processing ` as compact::Compact>::decompact` Dec 07 07:22:01.040 INFO [stderr] #2 [mir_const] processing ` as compact::Compact>::decompact` Dec 07 07:22:01.040 INFO [stderr] #3 [mir_validated] processing ` as compact::Compact>::decompact` Dec 07 07:22:01.040 INFO [stderr] #4 [borrowck] processing ` as compact::Compact>::decompact` Dec 07 07:22:01.040 INFO [stderr] end of query stack Dec 07 07:22:01.056 INFO [stderr] error: aborting due to previous error Dec 07 07:22:01.056 INFO [stderr] Dec 07 07:22:01.056 INFO [stderr] Dec 07 07:22:01.056 INFO [stderr] note: the compiler unexpectedly panicked. this is a bug. Dec 07 07:22:01.056 INFO [stderr] Dec 07 07:22:01.056 INFO [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports Dec 07 07:22:01.056 INFO [stderr] Dec 07 07:22:01.056 INFO [stderr] note: rustc 1.32.0-nightly (6eb0fd3ac 2018-12-04) running on x86_64-unknown-linux-gnu Dec 07 07:22:01.056 INFO [stderr] Dec 07 07:22:01.056 INFO [stderr] note: compiler flags: -C debuginfo=2 --crate-type lib Dec 07 07:22:01.056 INFO [stderr] Dec 07 07:22:01.056 INFO [stderr] note: some of the compiler flags provided by cargo are hidden Dec 07 07:22:01.056 INFO [stderr] Dec 07 07:22:01.080 INFO [stderr] error: Could not compile `compact`. Dec 07 07:22:01.080 INFO [stderr] warning: build failed, waiting for other jobs to finish... Dec 07 07:22:29.772 INFO [stderr] error: build failed Dec 07 07:22:29.784 INFO [stderr] su: No module specific data is present Dec 07 07:22:30.502 INFO running `"docker" "inspect" "fcae74bdfc6fce0b3234520e667031ec3b68dba6c869892d5e0c0737420f70a8"` Dec 07 07:22:30.674 INFO running `"docker" "rm" "-f" "fcae74bdfc6fce0b3234520e667031ec3b68dba6c869892d5e0c0737420f70a8"` Dec 07 07:22:31.012 INFO [stdout] fcae74bdfc6fce0b3234520e667031ec3b68dba6c869892d5e0c0737420f70a8