Nov 16 18:02:09.464 INFO testing nitros12/pyo3_rust_image_poc against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982 Nov 16 18:02:09.464 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"` Nov 16 18:02:09.949 INFO [stdout] 271c26258114bb40fc6fdf3d4e42db57055c928a23f5881a9e4c4a178ac8b3ac Nov 16 18:02:09.949 INFO running `"docker" "start" "-a" "271c26258114bb40fc6fdf3d4e42db57055c928a23f5881a9e4c4a178ac8b3ac"` Nov 16 18:02:10.955 INFO [stderr] usermod: no changes Nov 16 18:02:11.143 INFO [stderr] Compiling proc-macro-hack-impl v0.4.0 Nov 16 18:02:11.155 INFO [stderr] Compiling spin v0.4.9 Nov 16 18:02:11.192 INFO [stderr] Compiling syn v0.14.9 Nov 16 18:02:11.207 INFO [stderr] Compiling png v0.12.0 Nov 16 18:02:11.207 INFO [stderr] Compiling pyo3 v0.4.1 Nov 16 18:02:11.207 INFO [stderr] Compiling jpeg-decoder v0.1.15 Nov 16 18:02:18.567 INFO [stderr] Compiling proc-macro-hack v0.4.0 Nov 16 18:02:19.787 INFO [stderr] Compiling mashup-impl v0.1.5 Nov 16 18:02:24.943 INFO [stderr] Compiling mashup v0.1.5 Nov 16 18:02:41.627 INFO [stderr] Compiling pyo3-derive-backend v0.4.1 Nov 16 18:02:41.627 INFO [stderr] Compiling num-derive v0.2.2 Nov 16 18:02:47.203 INFO [stderr] Compiling image v0.19.0 Nov 16 18:02:59.988 INFO [stderr] Compiling pyo3cls v0.4.1 Nov 16 18:03:14.979 INFO [stderr] error: internal compiler error: librustc/traits/specialize/mod.rs:104: When translating substitutions for specialization, the expected specialization failed to hold Nov 16 18:03:14.979 INFO [stderr] Nov 16 18:03:14.980 INFO [stderr] thread 'main' panicked at 'Box', librustc_errors/lib.rs:600:9 Nov 16 18:03:15.003 INFO [stderr] stack backtrace: Nov 16 18:03:15.198 INFO [stderr] 0: 0x7f3e50c4dbc3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h1a944b80a560daa8 Nov 16 18:03:15.208 INFO [stderr] at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Nov 16 18:03:15.208 INFO [stderr] 1: 0x7f3e50c452a8 - std::sys_common::backtrace::_print::h18f735b4c3a49bdb Nov 16 18:03:15.208 INFO [stderr] at libstd/sys_common/backtrace.rs:71 Nov 16 18:03:15.208 INFO [stderr] 2: 0x7f3e50c4a594 - std::panicking::default_hook::{{closure}}::h97ab3548a215c097 Nov 16 18:03:15.209 INFO [stderr] at libstd/sys_common/backtrace.rs:59 Nov 16 18:03:15.209 INFO [stderr] at libstd/panicking.rs:211 Nov 16 18:03:15.209 INFO [stderr] 3: 0x7f3e50c4a2fd - std::panicking::default_hook::h98c2a01ef734e4b0 Nov 16 18:03:15.210 INFO [stderr] at libstd/panicking.rs:227 Nov 16 18:03:15.210 INFO [stderr] 4: 0x7f3e4d163d01 - rustc::util::common::panic_hook::hb5e29ad6fd71b050 Nov 16 18:03:15.213 INFO [stderr] 5: 0x7f3e50c4ad79 - std::panicking::rust_panic_with_hook::hb4b3f28eb79ea752 Nov 16 18:03:15.213 INFO [stderr] at libstd/panicking.rs:480 Nov 16 18:03:15.213 INFO [stderr] 6: 0x7f3e4be17e5f - std::panicking::begin_panic::h7ef6fd596694c296 Nov 16 18:03:15.214 INFO [stderr] 7: 0x7f3e4be2b321 - rustc_errors::Handler::bug::h63b08e71551a0e28 Nov 16 18:03:15.214 INFO [stderr] 8: 0x7f3e4cd522be - rustc::util::bug::opt_span_bug_fmt::{{closure}}::h2387ef8c3e2e91a0 Nov 16 18:03:15.214 INFO [stderr] 9: 0x7f3e4cd51d19 - rustc::ty::context::tls::with_opt::{{closure}}::h2e63a66280edd362 Nov 16 18:03:15.215 INFO [stderr] 10: 0x7f3e4cc857cf - rustc::ty::context::tls::with_context_opt::h7c7e9f53c7d229fa Nov 16 18:03:15.215 INFO [stderr] 11: 0x7f3e4cd51726 - rustc::ty::context::tls::with_opt::h73995c506ee3b8c8 Nov 16 18:03:15.216 INFO [stderr] 12: 0x7f3e4d0a9814 - rustc::util::bug::opt_span_bug_fmt::hebb75c48afb74c3d Nov 16 18:03:15.216 INFO [stderr] 13: 0x7f3e4d0a9786 - rustc::util::bug::bug_fmt::hb90693c3e043645a Nov 16 18:03:15.217 INFO [stderr] 14: 0x7f3e4cc1a122 - rustc::traits::specialize::translate_substs::{{closure}}::h4070a25449e9d6d8 Nov 16 18:03:15.217 INFO [stderr] 15: 0x7f3e4cc1a0c5 - rustc::traits::specialize::translate_substs::hfab5aa8002015e89 Nov 16 18:03:15.218 INFO [stderr] 16: 0x7f3e4cce654f - rustc::ty::context::tls::with_related_context::h2553f640ac05d696 Nov 16 18:03:15.218 INFO [stderr] 17: 0x7f3e4d10cfc1 - rustc::infer::InferCtxtBuilder::enter::hdc09406465bcc6aa Nov 16 18:03:15.218 INFO [stderr] 18: 0x7f3e4cc1a7ce - rustc::traits::specialize::find_associated_item::h3c656c8a4afa2218 Nov 16 18:03:15.219 INFO [stderr] 19: 0x7f3e4cb180a3 - rustc::ty::instance::Instance::resolve::hb853eaffbc44f5a3 Nov 16 18:03:15.219 INFO [stderr] 20: 0x7f3e4dc142ad - rustc_mir::lints::check::h98840a00de7f88e1 Nov 16 18:03:15.219 INFO [stderr] 21: 0x7f3e4db65a1b - rustc::ty::context::tls::with_related_context::hf7b03df637af88f0 Nov 16 18:03:15.220 INFO [stderr] 22: 0x7f3e4dd71dea - rustc::infer::InferCtxtBuilder::enter::h009ad40edfff39e8 Nov 16 18:03:15.220 INFO [stderr] 23: 0x7f3e4dbe6176 - rustc_mir::build::mir_build::hc39a33c8ffd0e8a1 Nov 16 18:03:15.221 INFO [stderr] 24: 0x7f3e4deba8ed - rustc_mir::transform::mir_built::hff6d12eb16b09a8e Nov 16 18:03:15.221 INFO [stderr] 25: 0x7f3e4ce27e45 - rustc::ty::query::__query_compute::mir_built::ha6af47a7c18eb543 Nov 16 18:03:15.221 INFO [stderr] 26: 0x7f3e4cd52a4c - rustc::ty::query:: for rustc::ty::query::queries::mir_built<'tcx>>::compute::hbaf9cd312a482e41 Nov 16 18:03:15.222 INFO [stderr] 27: 0x7f3e4cb6c89b - rustc::dep_graph::graph::DepGraph::with_task_impl::h2f64233ab5446c01 Nov 16 18:03:15.222 INFO [stderr] 28: 0x7f3e4ccf7889 - rustc::ty::context::tls::with_related_context::h472a9cb957aa713b Nov 16 18:03:15.223 INFO [stderr] 29: 0x7f3e4ce5e4dd - rustc::ty::query::plumbing::>::force_query_with_job::h4a99472f0019ae61 Nov 16 18:03:15.223 INFO [stderr] 30: 0x7f3e4cf306f8 - rustc::ty::query::plumbing::>::get_query::h638fc43aa06b1a80 Nov 16 18:03:15.223 INFO [stderr] 31: 0x7f3e4cfd1f0e - rustc::ty::query::>::mir_built::h7a51091492b3c75d Nov 16 18:03:15.224 INFO [stderr] 32: 0x7f3e4de02780 - rustc_mir::transform::check_unsafety::unsafety_check_result::he1ca3bd1eb346138 Nov 16 18:03:15.224 INFO [stderr] 33: 0x7f3e4ce2818d - rustc::ty::query::__query_compute::unsafety_check_result::hf7113c813ef79481 Nov 16 18:03:15.225 INFO [stderr] 34: 0x7f3e4cd52b14 - rustc::ty::query:: for rustc::ty::query::queries::unsafety_check_result<'tcx>>::compute::hb03a9bd1d0c90fbc Nov 16 18:03:15.225 INFO [stderr] 35: 0x7f3e4cb6f2cb - rustc::dep_graph::graph::DepGraph::with_task_impl::h41a7762646083074 Nov 16 18:03:15.225 INFO [stderr] 36: 0x7f3e4cd319ea - rustc::ty::context::tls::with_related_context::hcd740805e49a0646 Nov 16 18:03:15.226 INFO [stderr] 37: 0x7f3e4ce55325 - rustc::ty::query::plumbing::>::force_query_with_job::h1c52030bba5999d9 Nov 16 18:03:15.226 INFO [stderr] 38: 0x7f3e4cf59188 - rustc::ty::query::plumbing::>::get_query::h9c7974d955f391b0 Nov 16 18:03:15.226 INFO [stderr] 39: 0x7f3e4cfd2002 - rustc::ty::query::>::unsafety_check_result::h895665dd3f7ec10b Nov 16 18:03:15.227 INFO [stderr] 40: 0x7f3e4debbd4f - rustc_mir::transform::mir_const::ha0a0281d915009a3 Nov 16 18:03:15.227 INFO [stderr] 41: 0x7f3e4ce27f15 - rustc::ty::query::__query_compute::mir_const::h6a198906c2128e71 Nov 16 18:03:15.227 INFO [stderr] 42: 0x7f3e4cd52a7c - rustc::ty::query:: for rustc::ty::query::queries::mir_const<'tcx>>::compute::hda59e829f667ee64 Nov 16 18:03:15.228 INFO [stderr] 43: 0x7f3e4cb6c89b - rustc::dep_graph::graph::DepGraph::with_task_impl::h2f64233ab5446c01 Nov 16 18:03:15.228 INFO [stderr] 44: 0x7f3e4cd22cb9 - rustc::ty::context::tls::with_related_context::ha965670269f2afb5 Nov 16 18:03:15.229 INFO [stderr] 45: 0x7f3e4ce7672d - rustc::ty::query::plumbing::>::force_query_with_job::hb23b241d235f9a1a Nov 16 18:03:15.229 INFO [stderr] 46: 0x7f3e4cf84498 - rustc::ty::query::plumbing::>::get_query::hc5186672e4962208 Nov 16 18:03:15.230 INFO [stderr] 47: 0x7f3e4cfd1f2e - rustc::ty::query::>::mir_const::hcf1b757fb516764d Nov 16 18:03:15.230 INFO [stderr] 48: 0x7f3e4debc069 - rustc_mir::transform::mir_validated::hc80a5aea0410e86d Nov 16 18:03:15.231 INFO [stderr] 49: 0x7f3e4ce27fe5 - rustc::ty::query::__query_compute::mir_validated::h7c1a7e085a7e2980 Nov 16 18:03:15.231 INFO [stderr] 50: 0x7f3e4cd52aac - rustc::ty::query:: for rustc::ty::query::queries::mir_validated<'tcx>>::compute::h13b0fc7eddbd8971 Nov 16 18:03:15.232 INFO [stderr] 51: 0x7f3e4cb6c89b - rustc::dep_graph::graph::DepGraph::with_task_impl::h2f64233ab5446c01 Nov 16 18:03:15.232 INFO [stderr] 52: 0x7f3e4cd18c09 - rustc::ty::context::tls::with_related_context::h92935a1ca2dec43a Nov 16 18:03:15.232 INFO [stderr] 53: 0x7f3e4ce5e00d - rustc::ty::query::plumbing::>::force_query_with_job::h4a96267828bec583 Nov 16 18:03:15.233 INFO [stderr] 54: 0x7f3e4cef1a18 - rustc::ty::query::plumbing::>::get_query::h28425ad1d10ecf17 Nov 16 18:03:15.233 INFO [stderr] 55: 0x7f3e4ce85c23 - rustc::ty::query::plumbing::>::ensure_query::h04c90d18d13d996a Nov 16 18:03:15.233 INFO [stderr] 56: 0x7f3e4e283647 - rustc_borrowck::borrowck::borrowck::ha8fa6f51545ed42e Nov 16 18:03:15.234 INFO [stderr] 57: 0x7f3e4cd52cac - rustc::ty::query:: for rustc::ty::query::queries::borrowck<'tcx>>::compute::h888be5eb08672852 Nov 16 18:03:15.234 INFO [stderr] 58: 0x7f3e4cb5fc8c - rustc::dep_graph::graph::DepGraph::with_task_impl::h0fcf613d92a97b14 Nov 16 18:03:15.234 INFO [stderr] 59: 0x7f3e4ccdeee9 - rustc::ty::context::tls::with_related_context::h1adc9a64b1d1e0be Nov 16 18:03:15.234 INFO [stderr] 60: 0x7f3e4ce5e9ad - rustc::ty::query::plumbing::>::force_query_with_job::h4b3c4745ea20085b Nov 16 18:03:15.235 INFO [stderr] 61: 0x7f3e4cf11263 - rustc::ty::query::plumbing::>::get_query::h48acfc8d2ba23449 Nov 16 18:03:15.235 INFO [stderr] 62: 0x7f3e4e278df0 - rustc::ty::>::par_body_owners::h4a264c4ac971bbe3 Nov 16 18:03:15.235 INFO [stderr] 63: 0x7f3e4e283367 - rustc_borrowck::borrowck::check_crate::h8726f2efc7de4fb8 Nov 16 18:03:15.236 INFO [stderr] 64: 0x7f3e50f6a951 - rustc::util::common::time::h0bca997e47133732 Nov 16 18:03:15.236 INFO [stderr] 65: 0x7f3e5100ea38 - rustc::ty::context::tls::enter_context::hc4aedfc69e878bb7 Nov 16 18:03:15.236 INFO [stderr] 66: 0x7f3e50fdab61 - >::with::h5cfc5d6fcd906100 Nov 16 18:03:15.236 INFO [stderr] 67: 0x7f3e51010534 - rustc::ty::context::TyCtxt::create_and_enter::h229a5c83170a761b Nov 16 18:03:15.236 INFO [stderr] 68: 0x7f3e50f5acb5 - rustc_driver::driver::compile_input::he297a15e57e30db3 Nov 16 18:03:15.237 INFO [stderr] 69: 0x7f3e51037ba4 - rustc_driver::run_compiler_with_pool::h9b052a98e4f92d31 Nov 16 18:03:15.237 INFO [stderr] 70: 0x7f3e50f90ca5 - >::set::h87c1f35d3adfbc69 Nov 16 18:03:15.237 INFO [stderr] 71: 0x7f3e51036bca - rustc_driver::run_compiler::hba288dcb71bd54e2 Nov 16 18:03:15.237 INFO [stderr] 72: 0x7f3e50faa088 - syntax::with_globals::h13598d689339c042 Nov 16 18:03:15.238 INFO [stderr] 73: 0x7f3e50c68049 - __rust_maybe_catch_panic Nov 16 18:03:15.238 INFO [stderr] at libpanic_unwind/lib.rs:102 Nov 16 18:03:15.238 INFO [stderr] 74: 0x7f3e51034c85 - rustc_driver::run::h7ef088d70c6d91bc Nov 16 18:03:15.238 INFO [stderr] 75: 0x7f3e5104282b - rustc_driver::main::h0ded803a26ea2d5b Nov 16 18:03:15.243 INFO [stderr] 76: 0x55a28603a922 - std::rt::lang_start::{{closure}}::hb8ebd9104f4a0cf2 Nov 16 18:03:15.243 INFO [stderr] 77: 0x7f3e50c4a6a2 - std::panicking::try::do_call::h07625587b70304eb Nov 16 18:03:15.243 INFO [stderr] at libstd/rt.rs:59 Nov 16 18:03:15.244 INFO [stderr] at libstd/panicking.rs:310 Nov 16 18:03:15.244 INFO [stderr] 78: 0x7f3e50c68049 - __rust_maybe_catch_panic Nov 16 18:03:15.244 INFO [stderr] at libpanic_unwind/lib.rs:102 Nov 16 18:03:15.244 INFO [stderr] 79: 0x7f3e50c4b133 - std::rt::lang_start_internal::h7de6c0ff968baefe Nov 16 18:03:15.245 INFO [stderr] at libstd/panicking.rs:289 Nov 16 18:03:15.245 INFO [stderr] at libstd/panic.rs:398 Nov 16 18:03:15.245 INFO [stderr] at libstd/rt.rs:58 Nov 16 18:03:15.245 INFO [stderr] 80: 0x55a28603a984 - main Nov 16 18:03:15.246 INFO [stderr] 81: 0x7f3e5083982f - __libc_start_main Nov 16 18:03:15.246 INFO [stderr] 82: 0x55a28603a808 - Nov 16 18:03:15.246 INFO [stderr] query stack during panic: Nov 16 18:03:15.246 INFO [stderr] #0 [mir_built] processing `freelist:: for T>::dealloc` Nov 16 18:03:15.247 INFO [stderr] #1 [unsafety_check_result] processing `freelist:: for T>::dealloc` Nov 16 18:03:15.247 INFO [stderr] #2 [mir_const] processing `freelist:: for T>::dealloc` Nov 16 18:03:15.247 INFO [stderr] #3 [mir_validated] processing `freelist:: for T>::dealloc` Nov 16 18:03:15.247 INFO [stderr] #4 [borrowck] processing `freelist:: for T>::dealloc` Nov 16 18:03:15.248 INFO [stderr] end of query stack Nov 16 18:03:15.283 INFO [stderr] error: aborting due to previous error Nov 16 18:03:15.283 INFO [stderr] Nov 16 18:03:15.284 INFO [stderr] Nov 16 18:03:15.284 INFO [stderr] note: the compiler unexpectedly panicked. this is a bug. Nov 16 18:03:15.284 INFO [stderr] Nov 16 18:03:15.285 INFO [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports Nov 16 18:03:15.285 INFO [stderr] Nov 16 18:03:15.285 INFO [stderr] note: rustc 1.32.0-nightly (6b9b97bd9 2018-11-15) running on x86_64-unknown-linux-gnu Nov 16 18:03:15.285 INFO [stderr] Nov 16 18:03:15.286 INFO [stderr] note: compiler flags: -C debuginfo=2 --crate-type lib Nov 16 18:03:15.286 INFO [stderr] Nov 16 18:03:15.286 INFO [stderr] note: some of the compiler flags provided by cargo are hidden Nov 16 18:03:15.287 INFO [stderr] Nov 16 18:03:15.316 INFO [stderr] error: Could not compile `pyo3`. Nov 16 18:03:15.316 INFO [stderr] Nov 16 18:03:15.316 INFO [stderr] To learn more, run the command again with --verbose. Nov 16 18:03:15.319 INFO [stderr] su: No module specific data is present Nov 16 18:03:16.383 INFO running `"docker" "inspect" "271c26258114bb40fc6fdf3d4e42db57055c928a23f5881a9e4c4a178ac8b3ac"` Nov 16 18:03:16.703 INFO running `"docker" "rm" "-f" "271c26258114bb40fc6fdf3d4e42db57055c928a23f5881a9e4c4a178ac8b3ac"` Nov 16 18:03:16.995 INFO [stdout] 271c26258114bb40fc6fdf3d4e42db57055c928a23f5881a9e4c4a178ac8b3ac