Nov 28 10:40:52.360 INFO documenting pyportus-0.4.0 against master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb for pr-55318 Nov 28 10:40:52.360 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-2/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55318/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/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 +6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb-alt doc --frozen --no-deps --document-private-items" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Nov 28 10:40:52.599 INFO [stdout] 2a54a5ec8acd82b20e801975a73baf26fdb1d3d81c78b477c33420d0bc85a62e Nov 28 10:40:52.603 INFO running `"docker" "start" "-a" "2a54a5ec8acd82b20e801975a73baf26fdb1d3d81c78b477c33420d0bc85a62e"` Nov 28 10:40:53.840 INFO [stderr] usermod: no changes Nov 28 10:40:54.125 INFO [stderr] Checking spin v0.4.10 Nov 28 10:40:54.126 INFO [stderr] Checking proc-macro2 v0.3.8 Nov 28 10:40:54.160 INFO [stderr] Checking simple-signal v1.1.1 Nov 28 10:40:54.161 INFO [stderr] Checking slog-async v2.3.0 Nov 28 10:40:54.162 INFO [stderr] Compiling pyo3cls v0.2.7 Nov 28 10:40:54.179 INFO [stderr] Compiling pyo3 v0.2.7 Nov 28 10:41:00.313 INFO [stderr] Checking quote v0.5.2 Nov 28 10:41:03.623 INFO [stderr] Checking syn v0.13.11 Nov 28 10:41:15.805 INFO [stderr] error: internal compiler error: src/librustc/traits/specialize/mod.rs:104: When translating substitutions for specialization, the expected specialization failed to hold Nov 28 10:41:15.805 INFO [stderr] Nov 28 10:41:15.805 INFO [stderr] thread 'main' panicked at 'Box', src/librustc_errors/lib.rs:600:9 Nov 28 10:41:15.806 INFO [stderr] stack backtrace: Nov 28 10:41:16.218 INFO [stderr] 0: 0x7f49daa24dc3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hd54bf03150578a04 Nov 28 10:41:16.236 INFO [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Nov 28 10:41:16.236 INFO [stderr] 1: 0x7f49daa1c418 - std::sys_common::backtrace::_print::hbc4190a26a28239f Nov 28 10:41:16.236 INFO [stderr] at src/libstd/sys_common/backtrace.rs:71 Nov 28 10:41:16.236 INFO [stderr] 2: 0x7f49daa21762 - std::panicking::default_hook::{{closure}}::he23730a9977d5d2c Nov 28 10:41:16.236 INFO [stderr] at src/libstd/sys_common/backtrace.rs:59 Nov 28 10:41:16.236 INFO [stderr] at src/libstd/panicking.rs:211 Nov 28 10:41:16.236 INFO [stderr] 3: 0x7f49daa214cd - std::panicking::default_hook::h84b3205da674e965 Nov 28 10:41:16.236 INFO [stderr] at src/libstd/panicking.rs:227 Nov 28 10:41:16.236 INFO [stderr] 4: 0x7f49d7098c01 - rustc::util::common::panic_hook::h2a713888c04ac006 Nov 28 10:41:16.236 INFO [stderr] 5: 0x7f49daa21f49 - std::panicking::rust_panic_with_hook::h1982b651954184b4 Nov 28 10:41:16.236 INFO [stderr] at src/libstd/panicking.rs:480 Nov 28 10:41:16.236 INFO [stderr] 6: 0x7f49d5c4c7ec - std::panicking::begin_panic::h745915ce0c3a1470 Nov 28 10:41:16.236 INFO [stderr] 7: 0x7f49d5c60d8e - rustc_errors::Handler::bug::hb14935f8fd479a40 Nov 28 10:41:16.237 INFO [stderr] 8: 0x7f49d6b7d0de - rustc::util::bug::opt_span_bug_fmt::{{closure}}::h7b1fc72bb652adf9 Nov 28 10:41:16.237 INFO [stderr] 9: 0x7f49d6b7cef9 - rustc::ty::context::tls::with_opt::{{closure}}::ha48698fd6f0e5d1f Nov 28 10:41:16.237 INFO [stderr] 10: 0x7f49d6ab32df - rustc::ty::context::tls::with_context_opt::hb7a7ebe14b33937d Nov 28 10:41:16.238 INFO [stderr] 11: 0x7f49d6b7c466 - rustc::ty::context::tls::with_opt::h0fcde5f3a236e80e Nov 28 10:41:16.238 INFO [stderr] 12: 0x7f49d6ed4164 - rustc::util::bug::opt_span_bug_fmt::h0fd1e7d03e488d00 Nov 28 10:41:16.239 INFO [stderr] 13: 0x7f49d6ed40d6 - rustc::util::bug::bug_fmt::hd44238b33d35ed2e Nov 28 10:41:16.239 INFO [stderr] 14: 0x7f49d6a91372 - rustc::traits::specialize::translate_substs::{{closure}}::hd93dc062abbc69cf Nov 28 10:41:16.240 INFO [stderr] 15: 0x7f49d6a91315 - rustc::traits::specialize::translate_substs::hfbb65cb980c0f5d4 Nov 28 10:41:16.240 INFO [stderr] 16: 0x7f49d6b32744 - rustc::ty::context::tls::with_related_context::h74b039cb041a9a7b Nov 28 10:41:16.240 INFO [stderr] 17: 0x7f49d6f362d1 - rustc::infer::InferCtxtBuilder::enter::h2773d8c30364e3c2 Nov 28 10:41:16.241 INFO [stderr] 18: 0x7f49d6a91a1e - rustc::traits::specialize::find_associated_item::h79f2d450195bc3b7 Nov 28 10:41:16.241 INFO [stderr] 19: 0x7f49d69ffa6a - rustc::ty::instance::Instance::resolve::hfd19eb218537d217 Nov 28 10:41:16.242 INFO [stderr] 20: 0x7f49d7a2a574 - rustc_mir::lints::check::heaff2d0284786e84 Nov 28 10:41:16.242 INFO [stderr] 21: 0x7f49d7cebaa6 - rustc::ty::context::tls::with_related_context::h6b2d3f92f590c527 Nov 28 10:41:16.243 INFO [stderr] 22: 0x7f49d7b16a3a - rustc::infer::InferCtxtBuilder::enter::h86c79e5e5a230aaf Nov 28 10:41:16.243 INFO [stderr] 23: 0x7f49d799cfd3 - rustc_mir::build::mir_build::h38d426b34ee86a01 Nov 28 10:41:16.243 INFO [stderr] 24: 0x7f49d7c9906b - rustc_mir::transform::mir_built::h7187509eab6b3e84 Nov 28 10:41:16.244 INFO [stderr] 25: 0x7f49d6b7d87c - rustc::ty::query:: for rustc::ty::query::queries::mir_built<'tcx>>::compute::h02da1f54699672f0 Nov 28 10:41:16.244 INFO [stderr] 26: 0x7f49d69ac25e - rustc::dep_graph::graph::DepGraph::with_task_impl::h5e62bb115be27b7a Nov 28 10:41:16.244 INFO [stderr] 27: 0x7f49d6b29709 - rustc::ty::context::tls::with_related_context::h637fefc81c4f3778 Nov 28 10:41:16.245 INFO [stderr] 28: 0x7f49d6c8a729 - rustc::ty::query::plumbing::>::force_query_with_job::h6fd7deac85380390 Nov 28 10:41:16.246 INFO [stderr] 29: 0x7f49d6db545b - rustc::ty::query::plumbing::>::get_query::hc9c3144d153ee504 Nov 28 10:41:16.246 INFO [stderr] 30: 0x7f49d7bc6def - rustc_mir::transform::check_unsafety::unsafety_check_result::h8f400598dde2b2e6 Nov 28 10:41:16.246 INFO [stderr] 31: 0x7f49d6c4c3cd - rustc::ty::query::__query_compute::unsafety_check_result::h307397086ab861a8 Nov 28 10:41:16.247 INFO [stderr] 32: 0x7f49d6b7d944 - rustc::ty::query:: for rustc::ty::query::queries::unsafety_check_result<'tcx>>::compute::hd6146eebb574d627 Nov 28 10:41:16.248 INFO [stderr] 33: 0x7f49d69bc184 - rustc::dep_graph::graph::DepGraph::with_task_impl::h94d1eaa0124a7381 Nov 28 10:41:16.248 INFO [stderr] 34: 0x7f49d6b3590a - rustc::ty::context::tls::with_related_context::h7bdee4b9689c46ca Nov 28 10:41:16.248 INFO [stderr] 35: 0x7f49d6c76efe - rustc::ty::query::plumbing::>::force_query_with_job::h04e26e15a1dafce6 Nov 28 10:41:16.255 INFO [stderr] 36: 0x7f49d6d9f57b - rustc::ty::query::plumbing::>::get_query::hb257089c14286e7e Nov 28 10:41:16.255 INFO [stderr] 37: 0x7f49d6dfade0 - rustc::ty::query::>::unsafety_check_result::h0ecc930ec08b31d8 Nov 28 10:41:16.259 INFO [stderr] 38: 0x7f49d7c9a41f - rustc_mir::transform::mir_const::hf2f243493fb6131a Nov 28 10:41:16.259 INFO [stderr] 39: 0x7f49d6b7d8ac - rustc::ty::query:: for rustc::ty::query::queries::mir_const<'tcx>>::compute::h8696550c5d1388c3 Nov 28 10:41:16.260 INFO [stderr] 40: 0x7f49d69ac25e - rustc::dep_graph::graph::DepGraph::with_task_impl::h5e62bb115be27b7a Nov 28 10:41:16.260 INFO [stderr] 41: 0x7f49d6b1aac9 - rustc::ty::context::tls::with_related_context::h42f6d38cc0694ff9 Nov 28 10:41:16.261 INFO [stderr] 42: 0x7f49d6c7f329 - rustc::ty::query::plumbing::>::force_query_with_job::h2e4aaea5e00414a6 Nov 28 10:41:16.261 INFO [stderr] 43: 0x7f49d6d5cbdb - rustc::ty::query::plumbing::>::get_query::h75a8fde847b67956 Nov 28 10:41:16.262 INFO [stderr] 44: 0x7f49d7c9a729 - rustc_mir::transform::mir_validated::hd9f15f7f822f3094 Nov 28 10:41:16.262 INFO [stderr] 45: 0x7f49d6b7d8dc - rustc::ty::query:: for rustc::ty::query::queries::mir_validated<'tcx>>::compute::hccc891409fb4f76e Nov 28 10:41:16.263 INFO [stderr] 46: 0x7f49d69ac25e - rustc::dep_graph::graph::DepGraph::with_task_impl::h5e62bb115be27b7a Nov 28 10:41:16.263 INFO [stderr] 47: 0x7f49d6b4cee9 - rustc::ty::context::tls::with_related_context::haad8e6ea988e7dbd Nov 28 10:41:16.264 INFO [stderr] 48: 0x7f49d6c8caa9 - rustc::ty::query::plumbing::>::force_query_with_job::h7522afdba0929002 Nov 28 10:41:16.264 INFO [stderr] 49: 0x7f49d6d89c8b - rustc::ty::query::plumbing::>::get_query::ha1dedc43ca123815 Nov 28 10:41:16.264 INFO [stderr] 50: 0x7f49d6cb481c - rustc::ty::query::plumbing::>::ensure_query::h9083ce4a13539d22 Nov 28 10:41:16.265 INFO [stderr] 51: 0x7f49d8083c47 - rustc_borrowck::borrowck::borrowck::h027763accf731671 Nov 28 10:41:16.265 INFO [stderr] 52: 0x7f49d6b7dadc - rustc::ty::query:: for rustc::ty::query::queries::borrowck<'tcx>>::compute::hfa7218a0bcb2a9b7 Nov 28 10:41:16.265 INFO [stderr] 53: 0x7f49d6993d1e - rustc::dep_graph::graph::DepGraph::with_task_impl::h2131343b11ae60ae Nov 28 10:41:16.266 INFO [stderr] 54: 0x7f49d6b2df59 - rustc::ty::context::tls::with_related_context::h6ce650f95c87330e Nov 28 10:41:16.266 INFO [stderr] 55: 0x7f49d6c991b3 - rustc::ty::query::plumbing::>::force_query_with_job::hbc67dcb4e7c4256d Nov 28 10:41:16.267 INFO [stderr] 56: 0x7f49d6d74be8 - rustc::ty::query::plumbing::>::get_query::h8e2d5f879a12c40d Nov 28 10:41:16.267 INFO [stderr] 57: 0x7f49d80796e0 - rustc::ty::>::par_body_owners::hb7d86564067a04d1 Nov 28 10:41:16.268 INFO [stderr] 58: 0x7f49d8083967 - rustc_borrowck::borrowck::check_crate::hac0f9b82191380d9 Nov 28 10:41:16.268 INFO [stderr] 59: 0x7f49dad71bc1 - rustc::util::common::time::h0d12f43534519ec9 Nov 28 10:41:16.268 INFO [stderr] 60: 0x7f49dadf1f58 - rustc::ty::context::tls::enter_context::h204a08c0642320a2 Nov 28 10:41:16.269 INFO [stderr] 61: 0x7f49dadc0f51 - >::with::he664578284ff4dfd Nov 28 10:41:16.269 INFO [stderr] 62: 0x7f49dadf9cbf - rustc::ty::context::TyCtxt::create_and_enter::h7f13e937d6e1e89a Nov 28 10:41:16.269 INFO [stderr] 63: 0x7f49dad42e7b - rustc_driver::driver::compile_input::h17627c1e759fdd73 Nov 28 10:41:16.269 INFO [stderr] 64: 0x7f49dae19d89 - rustc_driver::run_compiler_with_pool::he959046ced11a84e Nov 28 10:41:16.269 INFO [stderr] 65: 0x7f49dad4cc95 - >::set::ha4343372a00b0f9a Nov 28 10:41:16.269 INFO [stderr] 66: 0x7f49dae18dca - rustc_driver::run_compiler::h34edc6764f5b8f9b Nov 28 10:41:16.269 INFO [stderr] 67: 0x7f49dad5ef38 - syntax::with_globals::h64aab87edf20a948 Nov 28 10:41:16.270 INFO [stderr] 68: 0x7f49daa3f139 - __rust_maybe_catch_panic Nov 28 10:41:16.270 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Nov 28 10:41:16.270 INFO [stderr] 69: 0x7f49dae16ec5 - rustc_driver::run::h635dd9f745951b64 Nov 28 10:41:16.270 INFO [stderr] 70: 0x7f49dae24afb - rustc_driver::main::h7deed4d179cd6955 Nov 28 10:41:16.271 INFO [stderr] 71: 0x560bd1f0d962 - std::rt::lang_start::{{closure}}::hbcc7e62af1bc4148 Nov 28 10:41:16.271 INFO [stderr] 72: 0x7f49daa21872 - std::panicking::try::do_call::haa8c3812c8ee3dac Nov 28 10:41:16.271 INFO [stderr] at src/libstd/rt.rs:59 Nov 28 10:41:16.271 INFO [stderr] at src/libstd/panicking.rs:310 Nov 28 10:41:16.271 INFO [stderr] 73: 0x7f49daa3f139 - __rust_maybe_catch_panic Nov 28 10:41:16.272 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Nov 28 10:41:16.272 INFO [stderr] 74: 0x7f49daa22303 - std::rt::lang_start_internal::h209b9d62a82d0a63 Nov 28 10:41:16.272 INFO [stderr] at src/libstd/panicking.rs:289 Nov 28 10:41:16.272 INFO [stderr] at src/libstd/panic.rs:398 Nov 28 10:41:16.273 INFO [stderr] at src/libstd/rt.rs:58 Nov 28 10:41:16.273 INFO [stderr] 75: 0x560bd1f0d951 - main Nov 28 10:41:16.273 INFO [stderr] 76: 0x7f49da61082f - __libc_start_main Nov 28 10:41:16.274 INFO [stderr] 77: 0x560bd1f0d808 - Nov 28 10:41:16.274 INFO [stderr] query stack during panic: Nov 28 10:41:16.274 INFO [stderr] #0 [mir_built] processing `freelist:: for T>::dealloc` Nov 28 10:41:16.274 INFO [stderr] #1 [unsafety_check_result] processing `freelist:: for T>::dealloc` Nov 28 10:41:16.274 INFO [stderr] #2 [mir_const] processing `freelist:: for T>::dealloc` Nov 28 10:41:16.274 INFO [stderr] #3 [mir_validated] processing `freelist:: for T>::dealloc` Nov 28 10:41:16.274 INFO [stderr] #4 [borrowck] processing `freelist:: for T>::dealloc` Nov 28 10:41:16.274 INFO [stderr] end of query stack Nov 28 10:41:16.344 INFO [stderr] error: aborting due to previous error Nov 28 10:41:16.345 INFO [stderr] Nov 28 10:41:16.347 INFO [stderr] Nov 28 10:41:16.347 INFO [stderr] note: the compiler unexpectedly panicked. this is a bug. Nov 28 10:41:16.347 INFO [stderr] Nov 28 10:41:16.348 INFO [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports Nov 28 10:41:16.348 INFO [stderr] Nov 28 10:41:16.348 INFO [stderr] note: rustc 1.32.0-nightly (6bfb46e4a 2018-11-26) running on x86_64-unknown-linux-gnu Nov 28 10:41:16.348 INFO [stderr] Nov 28 10:41:16.348 INFO [stderr] note: compiler flags: -C debuginfo=2 --crate-type lib Nov 28 10:41:16.348 INFO [stderr] Nov 28 10:41:16.355 INFO [stderr] note: some of the compiler flags provided by cargo are hidden Nov 28 10:41:16.355 INFO [stderr] Nov 28 10:41:16.379 INFO [stderr] error: Could not compile `pyo3`. Nov 28 10:41:16.383 INFO [stderr] warning: build failed, waiting for other jobs to finish... Nov 28 10:41:20.679 INFO [stderr] error: build failed Nov 28 10:41:20.680 INFO [stderr] su: No module specific data is present Nov 28 10:41:21.642 INFO running `"docker" "inspect" "2a54a5ec8acd82b20e801975a73baf26fdb1d3d81c78b477c33420d0bc85a62e"` Nov 28 10:41:21.889 INFO running `"docker" "rm" "-f" "2a54a5ec8acd82b20e801975a73baf26fdb1d3d81c78b477c33420d0bc85a62e"` Nov 28 10:41:22.195 INFO [stdout] 2a54a5ec8acd82b20e801975a73baf26fdb1d3d81c78b477c33420d0bc85a62e