Dec 01 14:53:35.934 INFO documenting hhatto/fpath against try#f86f76f89ea2b1ccbfb3741962ec2029d878a389 for pr-55318-1 Dec 01 14:53:35.934 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-5/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55318-1/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/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 +f86f76f89ea2b1ccbfb3741962ec2029d878a389-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"` Dec 01 14:53:36.308 INFO [stdout] d03f73a37d991ff7696b3ee63c11e20bb9cb644f0e0d674efb81675e9d0a722b Dec 01 14:53:36.311 INFO running `"docker" "start" "-a" "d03f73a37d991ff7696b3ee63c11e20bb9cb644f0e0d674efb81675e9d0a722b"` Dec 01 14:53:37.932 INFO [stderr] usermod: no changes Dec 01 14:53:38.076 INFO [stderr] Checking spin v0.4.9 Dec 01 14:53:38.076 INFO [stderr] Checking users v0.6.1 Dec 01 14:53:38.076 INFO [stderr] Compiling aho-corasick v0.6.8 Dec 01 14:53:38.076 INFO [stderr] Compiling mashup-impl v0.1.7 Dec 01 14:53:38.076 INFO [stderr] Compiling syn v0.14.9 Dec 01 14:53:41.116 INFO [stderr] Compiling regex v1.0.5 Dec 01 14:53:45.433 INFO [stderr] Checking mashup v0.1.7 Dec 01 14:53:57.964 INFO [stderr] Compiling pyo3 v0.4.1 Dec 01 14:54:17.863 INFO [stderr] Compiling pyo3-derive-backend v0.4.1 Dec 01 14:54:30.852 INFO [stderr] Compiling pyo3cls v0.4.1 Dec 01 14:54:38.085 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 01 14:54:38.085 INFO [stderr] Dec 01 14:54:38.085 INFO [stderr] thread 'main' panicked at 'Box', src/librustc_errors/lib.rs:600:9 Dec 01 14:54:38.085 INFO [stderr] stack backtrace: Dec 01 14:54:38.228 INFO [stderr] 0: 0x7fdca4270ee3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h2cefa145a606e790 Dec 01 14:54:38.238 INFO [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Dec 01 14:54:38.238 INFO [stderr] 1: 0x7fdca4268508 - std::sys_common::backtrace::_print::hd6fc37dc2c9d2c55 Dec 01 14:54:38.238 INFO [stderr] at src/libstd/sys_common/backtrace.rs:71 Dec 01 14:54:38.238 INFO [stderr] 2: 0x7fdca426d882 - std::panicking::default_hook::{{closure}}::hd8fbbdefe60b3401 Dec 01 14:54:38.238 INFO [stderr] at src/libstd/sys_common/backtrace.rs:59 Dec 01 14:54:38.238 INFO [stderr] at src/libstd/panicking.rs:211 Dec 01 14:54:38.238 INFO [stderr] 3: 0x7fdca426d5ed - std::panicking::default_hook::h0fb90ac3aea40c16 Dec 01 14:54:38.238 INFO [stderr] at src/libstd/panicking.rs:227 Dec 01 14:54:38.238 INFO [stderr] 4: 0x7fdca08e5b61 - rustc::util::common::panic_hook::h3bfcecd803c86bb2 Dec 01 14:54:38.238 INFO [stderr] 5: 0x7fdca426e069 - std::panicking::rust_panic_with_hook::ha660137787660525 Dec 01 14:54:38.238 INFO [stderr] at src/libstd/panicking.rs:480 Dec 01 14:54:38.239 INFO [stderr] 6: 0x7fdc9f49986c - std::panicking::begin_panic::h7d59e84557c79b95 Dec 01 14:54:38.239 INFO [stderr] 7: 0x7fdc9f4addee - rustc_errors::Handler::bug::h7a70f37ca8ce8339 Dec 01 14:54:38.239 INFO [stderr] 8: 0x7fdca03cacae - rustc::util::bug::opt_span_bug_fmt::{{closure}}::h1b94e62a22015ce4 Dec 01 14:54:38.239 INFO [stderr] 9: 0x7fdca03caac9 - rustc::ty::context::tls::with_opt::{{closure}}::hfadd5b7980e97c34 Dec 01 14:54:38.239 INFO [stderr] 10: 0x7fdca030104f - rustc::ty::context::tls::with_context_opt::hf3a88ccb7e19b7ab Dec 01 14:54:38.239 INFO [stderr] 11: 0x7fdca03ca506 - rustc::ty::context::tls::with_opt::he715d8aa3ce4ccfe Dec 01 14:54:38.239 INFO [stderr] 12: 0x7fdca071ef24 - rustc::util::bug::opt_span_bug_fmt::h407e54280b8fbc72 Dec 01 14:54:38.239 INFO [stderr] 13: 0x7fdca071ee96 - rustc::util::bug::bug_fmt::hbbae2dc635551ce5 Dec 01 14:54:38.239 INFO [stderr] 14: 0x7fdca0290712 - rustc::traits::specialize::translate_substs::{{closure}}::h7dda9f0c0e324eb8 Dec 01 14:54:38.240 INFO [stderr] 15: 0x7fdca02906b5 - rustc::traits::specialize::translate_substs::h75fbed5f58af4aa1 Dec 01 14:54:38.240 INFO [stderr] 16: 0x7fdca039b624 - rustc::ty::context::tls::with_related_context::habca318211112953 Dec 01 14:54:38.240 INFO [stderr] 17: 0x7fdca0781861 - rustc::infer::InferCtxtBuilder::enter::h29080684a71baaa4 Dec 01 14:54:38.240 INFO [stderr] 18: 0x7fdca0290dbe - rustc::traits::specialize::find_associated_item::hf4db58ce7068b42f Dec 01 14:54:38.240 INFO [stderr] 19: 0x7fdca025252a - rustc::ty::instance::Instance::resolve::h55ade989b8ff1dd5 Dec 01 14:54:38.240 INFO [stderr] 20: 0x7fdca1274c84 - rustc_mir::lints::check::hde104e5511bcf245 Dec 01 14:54:38.240 INFO [stderr] 21: 0x7fdca1535376 - rustc::ty::context::tls::with_related_context::hfc3bc4bb5f837e49 Dec 01 14:54:38.240 INFO [stderr] 22: 0x7fdca1360a1a - rustc::infer::InferCtxtBuilder::enter::h2750fe9fe730a29c Dec 01 14:54:38.240 INFO [stderr] 23: 0x7fdca11e76f3 - rustc_mir::build::mir_build::h2641f0ade7e7fdab Dec 01 14:54:38.240 INFO [stderr] 24: 0x7fdca14e429b - rustc_mir::transform::mir_built::h659082d6ed9428c1 Dec 01 14:54:38.240 INFO [stderr] 25: 0x7fdca03cb44c - rustc::ty::query:: for rustc::ty::query::queries::mir_built<'tcx>>::compute::h57a6ea51c3d3a44c Dec 01 14:54:38.240 INFO [stderr] 26: 0x7fdca01ff4be - rustc::dep_graph::graph::DepGraph::with_task_impl::h653955ff94499ea5 Dec 01 14:54:38.240 INFO [stderr] 27: 0x7fdca037ecd9 - rustc::ty::context::tls::with_related_context::h75f19fa204a34cea Dec 01 14:54:38.240 INFO [stderr] 28: 0x7fdca04e6429 - rustc::ty::query::plumbing::>::force_query_with_job::ha6cbe661df5b5e61 Dec 01 14:54:38.240 INFO [stderr] 29: 0x7fdca05cd03b - rustc::ty::query::plumbing::>::get_query::h8df0366c573b6317 Dec 01 14:54:38.240 INFO [stderr] 30: 0x7fdca142864f - rustc_mir::transform::check_unsafety::unsafety_check_result::h575493bc69ca9f0b Dec 01 14:54:38.241 INFO [stderr] 31: 0x7fdca049c35d - rustc::ty::query::__query_compute::unsafety_check_result::h599ebd5a7b7a6106 Dec 01 14:54:38.241 INFO [stderr] 32: 0x7fdca03cb514 - rustc::ty::query:: for rustc::ty::query::queries::unsafety_check_result<'tcx>>::compute::hac392401bd0799f3 Dec 01 14:54:38.241 INFO [stderr] 33: 0x7fdca01f6f24 - rustc::dep_graph::graph::DepGraph::with_task_impl::h52e4d03b25a59711 Dec 01 14:54:38.241 INFO [stderr] 34: 0x7fdca0359b1a - rustc::ty::context::tls::with_related_context::h1e109c473528ab49 Dec 01 14:54:38.241 INFO [stderr] 35: 0x7fdca04f904e - rustc::ty::query::plumbing::>::force_query_with_job::hfde662bd2c05c14f Dec 01 14:54:38.241 INFO [stderr] 36: 0x7fdca05d619b - rustc::ty::query::plumbing::>::get_query::h9dc4fa0d7880cd2e Dec 01 14:54:38.241 INFO [stderr] 37: 0x7fdca064ad50 - rustc::ty::query::>::unsafety_check_result::h6e4fc982064a29be Dec 01 14:54:38.241 INFO [stderr] 38: 0x7fdca14e55ef - rustc_mir::transform::mir_const::hb38cd245bf2769bd Dec 01 14:54:38.241 INFO [stderr] 39: 0x7fdca03cb47c - rustc::ty::query:: for rustc::ty::query::queries::mir_const<'tcx>>::compute::h277b632b7be2edfe Dec 01 14:54:38.241 INFO [stderr] 40: 0x7fdca01ff4be - rustc::dep_graph::graph::DepGraph::with_task_impl::h653955ff94499ea5 Dec 01 14:54:38.241 INFO [stderr] 41: 0x7fdca0382cf9 - rustc::ty::context::tls::with_related_context::h7dbbf6a6d105a9fb Dec 01 14:54:38.241 INFO [stderr] 42: 0x7fdca04e4039 - rustc::ty::query::plumbing::>::force_query_with_job::h9d4645cb96d40431 Dec 01 14:54:38.242 INFO [stderr] 43: 0x7fdca05eaaeb - rustc::ty::query::plumbing::>::get_query::hb9932ce4312eeb25 Dec 01 14:54:38.242 INFO [stderr] 44: 0x7fdca14e58f9 - rustc_mir::transform::mir_validated::h369842401df363b6 Dec 01 14:54:38.242 INFO [stderr] 45: 0x7fdca03cb4ac - rustc::ty::query:: for rustc::ty::query::queries::mir_validated<'tcx>>::compute::hc89a3080d9bc8f1c Dec 01 14:54:38.242 INFO [stderr] 46: 0x7fdca01ff4be - rustc::dep_graph::graph::DepGraph::with_task_impl::h653955ff94499ea5 Dec 01 14:54:38.242 INFO [stderr] 47: 0x7fdca037c709 - rustc::ty::context::tls::with_related_context::h7117822d25c24097 Dec 01 14:54:38.242 INFO [stderr] 48: 0x7fdca04f5319 - rustc::ty::query::plumbing::>::force_query_with_job::he5daa8d26c6d003c Dec 01 14:54:38.242 INFO [stderr] 49: 0x7fdca056ea0b - rustc::ty::query::plumbing::>::get_query::h33a91dde230a9a4e Dec 01 14:54:38.242 INFO [stderr] 50: 0x7fdca050a6cc - rustc::ty::query::plumbing::>::ensure_query::hdbfe05eb55f279e6 Dec 01 14:54:38.242 INFO [stderr] 51: 0x7fdca18cdc77 - rustc_borrowck::borrowck::borrowck::h77d9e50b45c3b106 Dec 01 14:54:38.242 INFO [stderr] 52: 0x7fdca03cb6ac - rustc::ty::query:: for rustc::ty::query::queries::borrowck<'tcx>>::compute::h430a951a813d46ae Dec 01 14:54:38.242 INFO [stderr] 53: 0x7fdca01fff7e - rustc::dep_graph::graph::DepGraph::with_task_impl::h667a4f7cf3cb52de Dec 01 14:54:38.242 INFO [stderr] 54: 0x7fdca03b80b9 - rustc::ty::context::tls::with_related_context::he19ceda2c2c341e1 Dec 01 14:54:38.242 INFO [stderr] 55: 0x7fdca04c5e83 - rustc::ty::query::plumbing::>::force_query_with_job::h072546f3287116a1 Dec 01 14:54:38.242 INFO [stderr] 56: 0x7fdca0603388 - rustc::ty::query::plumbing::>::get_query::hc7af8c6c057b4989 Dec 01 14:54:38.242 INFO [stderr] 57: 0x7fdca18c3710 - rustc::ty::>::par_body_owners::h79a73659a84628a5 Dec 01 14:54:38.242 INFO [stderr] 58: 0x7fdca18cd997 - rustc_borrowck::borrowck::check_crate::hf15d7e52fbe72ed1 Dec 01 14:54:38.242 INFO [stderr] 59: 0x7fdca45bcb71 - rustc::util::common::time::h14c93b4c0ed48841 Dec 01 14:54:38.243 INFO [stderr] 60: 0x7fdca4640008 - rustc::ty::context::tls::enter_context::hdbb3b15e67e1d0df Dec 01 14:54:38.243 INFO [stderr] 61: 0x7fdca460a091 - >::with::hf9376c37501307b1 Dec 01 14:54:38.243 INFO [stderr] 62: 0x7fdca4645256 - rustc::ty::context::TyCtxt::create_and_enter::h730f1fd027843bf2 Dec 01 14:54:38.243 INFO [stderr] 63: 0x7fdca458e455 - rustc_driver::driver::compile_input::h3a1a8df1bf369487 Dec 01 14:54:38.243 INFO [stderr] 64: 0x7fdca4665d59 - rustc_driver::run_compiler_with_pool::h68e2c1fe57710281 Dec 01 14:54:38.243 INFO [stderr] 65: 0x7fdca4596d65 - >::set::hceb93b7f8ae6b3d1 Dec 01 14:54:38.243 INFO [stderr] 66: 0x7fdca4664d9a - rustc_driver::run_compiler::hb5c2d9afb20c4cf0 Dec 01 14:54:38.243 INFO [stderr] 67: 0x7fdca45a9078 - syntax::with_globals::h9bfd15123fefa2ad Dec 01 14:54:38.243 INFO [stderr] 68: 0x7fdca428b259 - __rust_maybe_catch_panic Dec 01 14:54:38.243 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 01 14:54:38.243 INFO [stderr] 69: 0x7fdca4662e95 - rustc_driver::run::h81661454f50f741b Dec 01 14:54:38.243 INFO [stderr] 70: 0x7fdca4670abb - rustc_driver::main::hbfa300b985d642e7 Dec 01 14:54:38.243 INFO [stderr] 71: 0x55c063939922 - std::rt::lang_start::{{closure}}::hbb9246dec1af59af Dec 01 14:54:38.243 INFO [stderr] 72: 0x7fdca426d992 - std::panicking::try::do_call::h0f7ec4769c9daf78 Dec 01 14:54:38.243 INFO [stderr] at src/libstd/rt.rs:59 Dec 01 14:54:38.243 INFO [stderr] at src/libstd/panicking.rs:310 Dec 01 14:54:38.243 INFO [stderr] 73: 0x7fdca428b259 - __rust_maybe_catch_panic Dec 01 14:54:38.243 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 01 14:54:38.243 INFO [stderr] 74: 0x7fdca426e423 - std::rt::lang_start_internal::h0fdea0bb68ff842a Dec 01 14:54:38.243 INFO [stderr] at src/libstd/panicking.rs:289 Dec 01 14:54:38.243 INFO [stderr] at src/libstd/panic.rs:398 Dec 01 14:54:38.243 INFO [stderr] at src/libstd/rt.rs:58 Dec 01 14:54:38.243 INFO [stderr] 75: 0x55c063939981 - main Dec 01 14:54:38.243 INFO [stderr] 76: 0x7fdca3e5c82f - __libc_start_main Dec 01 14:54:38.243 INFO [stderr] 77: 0x55c063939808 - Dec 01 14:54:38.243 INFO [stderr] query stack during panic: Dec 01 14:54:38.243 INFO [stderr] #0 [mir_built] processing `freelist:: for T>::dealloc` Dec 01 14:54:38.243 INFO [stderr] #1 [unsafety_check_result] processing `freelist:: for T>::dealloc` Dec 01 14:54:38.243 INFO [stderr] #2 [mir_const] processing `freelist:: for T>::dealloc` Dec 01 14:54:38.244 INFO [stderr] #3 [mir_validated] processing `freelist:: for T>::dealloc` Dec 01 14:54:38.244 INFO [stderr] #4 [borrowck] processing `freelist:: for T>::dealloc` Dec 01 14:54:38.244 INFO [stderr] end of query stack Dec 01 14:54:38.296 INFO [stderr] error: aborting due to previous error Dec 01 14:54:38.296 INFO [stderr] Dec 01 14:54:38.296 INFO [stderr] Dec 01 14:54:38.296 INFO [stderr] note: the compiler unexpectedly panicked. this is a bug. Dec 01 14:54:38.296 INFO [stderr] Dec 01 14:54:38.296 INFO [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports Dec 01 14:54:38.296 INFO [stderr] Dec 01 14:54:38.296 INFO [stderr] note: rustc 1.32.0-nightly (f86f76f89 2018-11-29) running on x86_64-unknown-linux-gnu Dec 01 14:54:38.296 INFO [stderr] Dec 01 14:54:38.296 INFO [stderr] note: compiler flags: -C debuginfo=2 --crate-type lib Dec 01 14:54:38.296 INFO [stderr] Dec 01 14:54:38.296 INFO [stderr] note: some of the compiler flags provided by cargo are hidden Dec 01 14:54:38.296 INFO [stderr] Dec 01 14:54:38.296 INFO [stderr] error: Could not compile `pyo3`. Dec 01 14:54:38.296 INFO [stderr] Dec 01 14:54:38.296 INFO [stderr] To learn more, run the command again with --verbose. Dec 01 14:54:38.296 INFO [stderr] su: No module specific data is present Dec 01 14:54:38.730 INFO running `"docker" "inspect" "d03f73a37d991ff7696b3ee63c11e20bb9cb644f0e0d674efb81675e9d0a722b"` Dec 01 14:54:39.026 INFO running `"docker" "rm" "-f" "d03f73a37d991ff7696b3ee63c11e20bb9cb644f0e0d674efb81675e9d0a722b"` Dec 01 14:54:39.390 INFO [stdout] d03f73a37d991ff7696b3ee63c11e20bb9cb644f0e0d674efb81675e9d0a722b