rustc fails to build

rustc_build_failure.txt

zmd@ReflectiveCoherence:~/Code/rust$ RUST_BACKTRACE=full ./x.py test src/test/ui --bless  --stage 1 --jobs 10
Updating only changed submodules
Submodules updated in 0.03 seconds
    Finished dev [unoptimized] target(s) in 0.22s
Building stage0 std artifacts (x86_64-unknown-linux-gnu -> x86_64-unknown-linux-gnu)
    Finished release [optimized] target(s) in 0.18s
Copying stage0 std from stage0 (x86_64-unknown-linux-gnu -> x86_64-unknown-linux-gnu / x86_64-unknown-linux-gnu)
Building stage0 test artifacts (x86_64-unknown-linux-gnu -> x86_64-unknown-linux-gnu)
    Finished release [optimized] target(s) in 0.17s
Copying stage0 test from stage0 (x86_64-unknown-linux-gnu -> x86_64-unknown-linux-gnu / x86_64-unknown-linux-gnu)
Building stage0 compiler artifacts (x86_64-unknown-linux-gnu -> x86_64-unknown-linux-gnu)
    Finished release [optimized] target(s) in 0.22s
Copying stage0 rustc from stage0 (x86_64-unknown-linux-gnu -> x86_64-unknown-linux-gnu / x86_64-unknown-linux-gnu)
Building stage0 codegen artifacts (x86_64-unknown-linux-gnu -> x86_64-unknown-linux-gnu, llvm)
    Finished release [optimized] target(s) in 0.20s
Assembling stage1 compiler (x86_64-unknown-linux-gnu)
Building stage1 std artifacts (x86_64-unknown-linux-gnu -> x86_64-unknown-linux-gnu)
   Compiling compiler_builtins v0.0.0 (file:///home/zmd/Code/rust/src/rustc/compiler_builtins_shim)
thread 'main' panicked at 'internal error: entered unreachable code', libsyntax/parse/token.rs:70:33
stack backtrace:
   0:     0x7f99c8a8bc2e - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::ha82b397ea71be585
   1:     0x7f99c8a61f56 - std::sys_common::backtrace::print::h0f02aefa57d1295d
   2:     0x7f99c8a5fe4d - std::panicking::default_hook::{{closure}}::hb248860985868cdd
   3:     0x7f99c8a5fbc0 - std::panicking::default_hook::h0dd63170d2171fd8
   4:     0x7f99c4fd9125 - rustc::util::common::panic_hook::hb6ff0348b425b2da
   5:     0x7f99c8a604d3 - std::panicking::rust_panic_with_hook::h3ca8500cc05677cc
   6:     0x7f99c6ba96a6 - std::panicking::begin_panic::h4551821a8cff9062
   7:     0x7f99c6c25b74 - serialize::serialize::Decoder::read_enum::hc0c2ed558fae0d48
   8:     0x7f99c6c20479 - serialize::serialize::Decoder::read_enum::h700d133a2dd2d48c
   9:     0x7f99c6c1fb87 - serialize::serialize::Decoder::read_enum::h61c64447ba1bf10d
  10:     0x7f99c6c1487a - serialize::serialize::Decoder::read_seq::h9d169b871e05d6b6
  11:     0x7f99c6ba71a6 - <syntax::tokenstream::TokenStream as serialize::serialize::Decodable>::decode::h0c915d470fb4c138
  12:     0x7f99c6c0dad2 - serialize::serialize::Decoder::read_struct::hd96adc3bf9082cb6
  13:     0x7f99c6bd637d - <alloc::vec::Vec<T> as alloc::vec::SpecExtend<T, I>>::from_iter::h94cbc8b3a1e8b525
  14:     0x7f99c6c5f9ea - rustc_metadata::decoder::<impl rustc_metadata::cstore::CrateMetadata>::get_item_attrs::he55ed89b6b632c2f
  15:     0x7f99c6b8658e - rustc_metadata::cstore_impl::provide_extern::item_attrs::hca4aea09645f9799
  16:     0x7f99c4cedf6c - rustc::ty::query::<impl rustc::ty::query::config::QueryAccessors<'tcx> for rustc::ty::query::queries::item_attrs<'tcx>>::compute::he306849418b01bad
  17:     0x7f99c4b3d05f - rustc::dep_graph::graph::DepGraph::with_task_impl::h9e375d4f7caa25f8
  18:     0x7f99c4ccc64a - rustc::ty::context::tls::with_related_context::hc05919b71da8a626
  19:     0x7f99c4dec9b9 - rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::force_query_with_job::h83401c86409b3eb7
  20:     0x7f99c4ebe27d - rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::get_query::had620a83fe985608
  21:     0x7f99c4f17576 - rustc::ty::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::has_attr::hf377790fc5732c42
  22:     0x7f99c71d9067 - rustc_typeck::check::FnCtxt::instantiate_value_path::he8819538101ca719
  23:     0x7f99c71cb642 - rustc_typeck::check::FnCtxt::check_expr_kind::h7d71697959138832
  24:     0x7f99c71c8871 - rustc_typeck::check::FnCtxt::check_expr_with_expectation_and_needs::hc5aa52f90dbdd092
  25:     0x7f99c71c967d - rustc_typeck::check::FnCtxt::check_expr_kind::h7d71697959138832
  26:     0x7f99c71c8871 - rustc_typeck::check::FnCtxt::check_expr_with_expectation_and_needs::hc5aa52f90dbdd092
  27:     0x7f99c71d719b - rustc_typeck::check::FnCtxt::check_block_with_expected::hba26ea673dc6f235
  28:     0x7f99c71c8c66 - rustc_typeck::check::FnCtxt::check_expr_kind::h7d71697959138832
  29:     0x7f99c71c8871 - rustc_typeck::check::FnCtxt::check_expr_with_expectation_and_needs::hc5aa52f90dbdd092
  30:     0x7f99c71c7a1f - rustc_typeck::check::FnCtxt::check_return_expr::h0964d3cdd2f7ab0e
  31:     0x7f99c71ba115 - rustc_typeck::check::check_fn::h0b6fd49fae6272b2
  32:     0x7f99c7269978 - rustc::ty::context::tls::with_related_context::h3d6b969d99fa090c
  33:     0x7f99c722dda8 - rustc::infer::InferCtxtBuilder::enter::hcc73edf7100c75dd
  34:     0x7f99c71b8a2a - rustc_typeck::check::typeck_tables_of::h53712d662497fbdc
  35:     0x7f99c4fe3092 - rustc::ty::query::__query_compute::typeck_tables_of::hda93dcb82175551e
  36:     0x7f99c4cedb7c - rustc::ty::query::<impl rustc::ty::query::config::QueryAccessors<'tcx> for rustc::ty::query::queries::typeck_tables_of<'tcx>>::compute::hf7dffd61ec92fb25
  37:     0x7f99c4b4c017 - rustc::dep_graph::graph::DepGraph::with_task_impl::hca59394edc3e3e96
  38:     0x7f99c4c9b756 - rustc::ty::context::tls::with_related_context::h433825c425d39b42
  39:     0x7f99c4dfdc66 - rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::force_query_with_job::hfab57ebbc47abf53
  40:     0x7f99c4e56b2c - rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::get_query::h27740abaed877a16
  41:     0x7f99c4dfeefb - rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::ensure_query::h0864435ef773e477
  42:     0x7f99c71fec1c - rustc::session::Session::track_errors::h608877cd1f6ed68e
  43:     0x7f99c71b85ba - rustc_typeck::check::typeck_item_bodies::h3e6318ef9eae8fa5
  44:     0x7f99c4cedb58 - rustc::ty::query::<impl rustc::ty::query::config::QueryAccessors<'tcx> for rustc::ty::query::queries::typeck_item_bodies<'tcx>>::compute::h4a768f72c6897bd0
  45:     0x7f99c4b2e4da - rustc::dep_graph::graph::DepGraph::with_task_impl::h7adae7abbbb94269
  46:     0x7f99c4cc9c06 - rustc::ty::context::tls::with_related_context::hb82230e90dc4b565
  47:     0x7f99c4de2df8 - rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::force_query_with_job::h46fc668029159dc3
  48:     0x7f99c4ea60dc - rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::get_query::h9680cc6dad5018ea
  49:     0x7f99c73400a7 - rustc_typeck::check_crate::hc0fbe7f86a079d0a
  50:     0x7f99c8e93f57 - rustc::ty::context::tls::enter_context::hdb861e03b8b0ae91
  51:     0x7f99c8e39463 - <std::thread::local::LocalKey<T>>::with::h8d21dad7ad798818
  52:     0x7f99c8d8e2cf - rustc::ty::context::TyCtxt::create_and_enter::h34982de6f80af0f5
  53:     0x7f99c8dd5a50 - rustc_driver::driver::compile_input::hf82b98d1eaacb9f2
  54:     0x7f99c8e7535d - rustc_driver::run_compiler_with_pool::hcfe32efd5fcfccf9
  55:     0x7f99c8dc3c9f - <scoped_tls::ScopedKey<T>>::set::he6b9ced4e80f4d49
  56:     0x7f99c8d9814d - syntax::with_globals::hb2934ce56dafdfc8
  57:     0x7f99c8d76b52 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h2ade8b781055e814
  58:     0x7f99c8a9eb49 - __rust_maybe_catch_panic
  59:     0x7f99c8e725e3 - rustc_driver::run::h7cc2209434393e4c
  60:     0x7f99c8e8207a - rustc_driver::main::hd162f8316dee09ee
  61:     0x555c6862ab22 - std::rt::lang_start::{{closure}}::hb128da4cc9ee8b09
  62:     0x7f99c8a60012 - std::panicking::try::do_call::h5d13bd17c519af69
  63:     0x7f99c8a9eb49 - __rust_maybe_catch_panic
  64:     0x7f99c8a54e15 - std::rt::lang_start_internal::he15214c0a1fdba94
  65:     0x555c6862ab83 - main
  66:     0x7f99c866482f - __libc_start_main
  67:     0x555c6862aa18 - _start
  68:                0x0 - <unknown>
query stack during panic:
error: internal compiler error: librustc/ty/query/config.rs:293: item_attrs

thread 'main' panicked at 'Box<Any>', librustc_errors/lib.rs:554:9
stack backtrace:
   0:     0x7f99c8a8bc2e - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::ha82b397ea71be585
   1:     0x7f99c8a61f56 - std::sys_common::backtrace::print::h0f02aefa57d1295d
   2:     0x7f99c8a5fe4d - std::panicking::default_hook::{{closure}}::hb248860985868cdd
   3:     0x7f99c8a5fbc0 - std::panicking::default_hook::h0dd63170d2171fd8
   4:     0x7f99c4fd9125 - rustc::util::common::panic_hook::hb6ff0348b425b2da
   5:     0x7f99c8a604d3 - std::panicking::rust_panic_with_hook::h3ca8500cc05677cc
   6:     0x7f99c3d0899e - std::panicking::begin_panic::h17f7879ac52bae99
   7:     0x7f99c3d040b1 - rustc_errors::Handler::bug::h297de5597c5705e7
   8:     0x7f99c4c3ad9c - rustc::session::opt_span_bug_fmt::{{closure}}::hba51843d727e4f82
   9:     0x7f99c4ced259 - rustc::ty::context::tls::with_opt::{{closure}}::he75ba05674713ef9
  10:     0x7f99c4c3bd4f - rustc::ty::context::tls::with_context_opt::hcdb14a3b2f6f2ddd
  11:     0x7f99c4cecab6 - rustc::ty::context::tls::with_opt::hc9b6a64403e4274a
  12:     0x7f99c4b86014 - rustc::session::opt_span_bug_fmt::he1a404010bccc048
  13:     0x7f99c4b85f86 - rustc::session::bug_fmt::hbb0f7a51cbc295c0
  14:     0x7f99c4abb961 - <rustc::ty::query::queries::item_attrs<'tcx> as rustc::ty::query::config::QueryDescription<'tcx>>::describe::h09a4e657ddfaaf79
  15:     0x7f99c5138cfa - rustc::ty::query::Query::describe::h5870b44c33264b84
  16:     0x7f99c4c3b9e0 - rustc::ty::context::tls::with_context_opt::h6f9b1c84ace6ae86
  17:     0x7f99c4fd91d3 - rustc::util::common::panic_hook::hb6ff0348b425b2da
  18:     0x7f99c8a604d3 - std::panicking::rust_panic_with_hook::h3ca8500cc05677cc
  19:     0x7f99c6ba96a6 - std::panicking::begin_panic::h4551821a8cff9062
  20:     0x7f99c6c25b74 - serialize::serialize::Decoder::read_enum::hc0c2ed558fae0d48
  21:     0x7f99c6c20479 - serialize::serialize::Decoder::read_enum::h700d133a2dd2d48c
  22:     0x7f99c6c1fb87 - serialize::serialize::Decoder::read_enum::h61c64447ba1bf10d
  23:     0x7f99c6c1487a - serialize::serialize::Decoder::read_seq::h9d169b871e05d6b6
  24:     0x7f99c6ba71a6 - <syntax::tokenstream::TokenStream as serialize::serialize::Decodable>::decode::h0c915d470fb4c138
  25:     0x7f99c6c0dad2 - serialize::serialize::Decoder::read_struct::hd96adc3bf9082cb6
  26:     0x7f99c6bd637d - <alloc::vec::Vec<T> as alloc::vec::SpecExtend<T, I>>::from_iter::h94cbc8b3a1e8b525
  27:     0x7f99c6c5f9ea - rustc_metadata::decoder::<impl rustc_metadata::cstore::CrateMetadata>::get_item_attrs::he55ed89b6b632c2f
  28:     0x7f99c6b8658e - rustc_metadata::cstore_impl::provide_extern::item_attrs::hca4aea09645f9799
  29:     0x7f99c4cedf6c - rustc::ty::query::<impl rustc::ty::query::config::QueryAccessors<'tcx> for rustc::ty::query::queries::item_attrs<'tcx>>::compute::he306849418b01bad
  30:     0x7f99c4b3d05f - rustc::dep_graph::graph::DepGraph::with_task_impl::h9e375d4f7caa25f8
  31:     0x7f99c4ccc64a - rustc::ty::context::tls::with_related_context::hc05919b71da8a626
  32:     0x7f99c4dec9b9 - rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::force_query_with_job::h83401c86409b3eb7
  33:     0x7f99c4ebe27d - rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::get_query::had620a83fe985608
  34:     0x7f99c4f17576 - rustc::ty::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::has_attr::hf377790fc5732c42
  35:     0x7f99c71d9067 - rustc_typeck::check::FnCtxt::instantiate_value_path::he8819538101ca719
  36:     0x7f99c71cb642 - rustc_typeck::check::FnCtxt::check_expr_kind::h7d71697959138832
  37:     0x7f99c71c8871 - rustc_typeck::check::FnCtxt::check_expr_with_expectation_and_needs::hc5aa52f90dbdd092
  38:     0x7f99c71c967d - rustc_typeck::check::FnCtxt::check_expr_kind::h7d71697959138832
  39:     0x7f99c71c8871 - rustc_typeck::check::FnCtxt::check_expr_with_expectation_and_needs::hc5aa52f90dbdd092
  40:     0x7f99c71d719b - rustc_typeck::check::FnCtxt::check_block_with_expected::hba26ea673dc6f235
  41:     0x7f99c71c8c66 - rustc_typeck::check::FnCtxt::check_expr_kind::h7d71697959138832
  42:     0x7f99c71c8871 - rustc_typeck::check::FnCtxt::check_expr_with_expectation_and_needs::hc5aa52f90dbdd092
  43:     0x7f99c71c7a1f - rustc_typeck::check::FnCtxt::check_return_expr::h0964d3cdd2f7ab0e
  44:     0x7f99c71ba115 - rustc_typeck::check::check_fn::h0b6fd49fae6272b2
  45:     0x7f99c7269978 - rustc::ty::context::tls::with_related_context::h3d6b969d99fa090c
  46:     0x7f99c722dda8 - rustc::infer::InferCtxtBuilder::enter::hcc73edf7100c75dd
  47:     0x7f99c71b8a2a - rustc_typeck::check::typeck_tables_of::h53712d662497fbdc
  48:     0x7f99c4fe3092 - rustc::ty::query::__query_compute::typeck_tables_of::hda93dcb82175551e
  49:     0x7f99c4cedb7c - rustc::ty::query::<impl rustc::ty::query::config::QueryAccessors<'tcx> for rustc::ty::query::queries::typeck_tables_of<'tcx>>::compute::hf7dffd61ec92fb25
  50:     0x7f99c4b4c017 - rustc::dep_graph::graph::DepGraph::with_task_impl::hca59394edc3e3e96
  51:     0x7f99c4c9b756 - rustc::ty::context::tls::with_related_context::h433825c425d39b42
  52:     0x7f99c4dfdc66 - rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::force_query_with_job::hfab57ebbc47abf53
  53:     0x7f99c4e56b2c - rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::get_query::h27740abaed877a16
  54:     0x7f99c4dfeefb - rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::ensure_query::h0864435ef773e477
  55:     0x7f99c71fec1c - rustc::session::Session::track_errors::h608877cd1f6ed68e
  56:     0x7f99c71b85ba - rustc_typeck::check::typeck_item_bodies::h3e6318ef9eae8fa5
  57:     0x7f99c4cedb58 - rustc::ty::query::<impl rustc::ty::query::config::QueryAccessors<'tcx> for rustc::ty::query::queries::typeck_item_bodies<'tcx>>::compute::h4a768f72c6897bd0
  58:     0x7f99c4b2e4da - rustc::dep_graph::graph::DepGraph::with_task_impl::h7adae7abbbb94269
  59:     0x7f99c4cc9c06 - rustc::ty::context::tls::with_related_context::hb82230e90dc4b565
  60:     0x7f99c4de2df8 - rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::force_query_with_job::h46fc668029159dc3
  61:     0x7f99c4ea60dc - rustc::ty::query::plumbing::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::get_query::h9680cc6dad5018ea
  62:     0x7f99c73400a7 - rustc_typeck::check_crate::hc0fbe7f86a079d0a
  63:     0x7f99c8e93f57 - rustc::ty::context::tls::enter_context::hdb861e03b8b0ae91
  64:     0x7f99c8e39463 - <std::thread::local::LocalKey<T>>::with::h8d21dad7ad798818
  65:     0x7f99c8d8e2cf - rustc::ty::context::TyCtxt::create_and_enter::h34982de6f80af0f5
  66:     0x7f99c8dd5a50 - rustc_driver::driver::compile_input::hf82b98d1eaacb9f2
  67:     0x7f99c8e7535d - rustc_driver::run_compiler_with_pool::hcfe32efd5fcfccf9
  68:     0x7f99c8dc3c9f - <scoped_tls::ScopedKey<T>>::set::he6b9ced4e80f4d49
  69:     0x7f99c8d9814d - syntax::with_globals::hb2934ce56dafdfc8
  70:     0x7f99c8d76b52 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h2ade8b781055e814
  71:     0x7f99c8a9eb49 - __rust_maybe_catch_panic
  72:     0x7f99c8e725e3 - rustc_driver::run::h7cc2209434393e4c
  73:     0x7f99c8e8207a - rustc_driver::main::hd162f8316dee09ee
  74:     0x555c6862ab22 - std::rt::lang_start::{{closure}}::hb128da4cc9ee8b09
  75:     0x7f99c8a60012 - std::panicking::try::do_call::h5d13bd17c519af69
  76:     0x7f99c8a9eb49 - __rust_maybe_catch_panic
  77:     0x7f99c8a54e15 - std::rt::lang_start_internal::he15214c0a1fdba94
  78:     0x555c6862ab83 - main
  79:     0x7f99c866482f - __libc_start_main
  80:     0x555c6862aa18 - _start
  81:                0x0 - <unknown>
query stack during panic:
thread panicked while processing panic. aborting.
error: Could not compile `compiler_builtins`.

Caused by:
  process didn't exit successfully: `/home/zmd/Code/rust/build/bootstrap/debug/rustc --crate-name compiler_builtins rustc/compiler_builtins_shim/../../libcompiler_builtins/src/lib.rs --error-format json --crate-type lib --emit=dep-info,link -C opt-level=2 --cfg feature="c" --cfg feature="compiler-builtins" --cfg feature="default" --cfg feature="rustbuild" -C metadata=371c588c1a3805de -C extra-filename=-371c588c1a3805de --out-dir /home/zmd/Code/rust/build/x86_64-unknown-linux-gnu/stage1-std/x86_64-unknown-linux-gnu/release/deps --target x86_64-unknown-linux-gnu -L dependency=/home/zmd/Code/rust/build/x86_64-unknown-linux-gnu/stage1-std/x86_64-unknown-linux-gnu/release/deps -L dependency=/home/zmd/Code/rust/build/x86_64-unknown-linux-gnu/stage1-std/release/deps --extern core=/home/zmd/Code/rust/build/x86_64-unknown-linux-gnu/stage1-std/x86_64-unknown-linux-gnu/release/deps/libcore-b8b7fb254e56b0ab.rlib -L native=/home/zmd/Code/rust/build/x86_64-unknown-linux-gnu/stage1-std/x86_64-unknown-linux-gnu/release/build/compiler_builtins-f3f01c545fe8aed7/out --cfg use_c -l static=compiler-rt` (signal: 4, SIGILL: illegal instruction)
command did not execute successfully: "/home/zmd/Code/rust/build/x86_64-unknown-linux-gnu/stage0/bin/cargo" "build" "--target" "x86_64-unknown-linux-gnu" "-j" "10" "--release" "--features" "panic-unwind jemalloc backtrace" "--manifest-path" "/home/zmd/Code/rust/src/libstd/Cargo.toml" "--message-format" "json"
expected success, got: exit code: 101
thread 'main' panicked at 'cargo must succeed', bootstrap/compile.rs:1091:9
stack backtrace:
   0:     0x559d143f556e - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h7b0b352473fc3af4
                               at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
   1:     0x559d143fecb6 - std::sys_common::backtrace::print::he3cf3cd3410b9fcd
                               at libstd/sys_common/backtrace.rs:71
                               at libstd/sys_common/backtrace.rs:59
   2:     0x559d143e027b - std::panicking::default_hook::{{closure}}::ha93173e7a7a43c1d
                               at libstd/panicking.rs:211
   3:     0x559d143dff53 - std::panicking::default_hook::h1407d21ad31eecbe
                               at libstd/panicking.rs:227
   4:     0x559d143e089e - std::panicking::rust_panic_with_hook::h3369dbee6150f56a
                               at libstd/panicking.rs:463
   5:     0x559d142d7a2f - std::panicking::begin_panic::ha8a1759c614c0ce5
                               at /checkout/src/libstd/panicking.rs:397
   6:     0x559d13aa6674 - bootstrap::compile::run_cargo::hbdadbe8e431c9bf1
                               at bootstrap/compile.rs:1091
   7:     0x559d13a9ad4f - <bootstrap::compile::Std as bootstrap::builder::Step>::run::h8f27547766a7e5ce
                               at bootstrap/compile.rs:109
   8:     0x559d141e7302 - bootstrap::builder::Builder::ensure::h8fd168a7747e064a
                               at bootstrap/builder.rs:1110
   9:     0x559d13a9d618 - <bootstrap::compile::Test as bootstrap::builder::Step>::run::h899f8c3b3aa79778
                               at bootstrap/compile.rs:354
  10:     0x559d14159bc2 - bootstrap::builder::Builder::ensure::h0f2e883ddfe9ba21
                               at bootstrap/builder.rs:1110
  11:     0x559d13d69b94 - <bootstrap::test::Compiletest as bootstrap::builder::Step>::run::h6f2526130f643065
                               at bootstrap/test.rs:969
  12:     0x559d141f354c - bootstrap::builder::Builder::ensure::h9f3473d68d352ca8
                               at bootstrap/builder.rs:1110
  13:     0x559d13d75f55 - <bootstrap::test::Ui as bootstrap::builder::Step>::run::h8b9a64f3f6c08190
                               at bootstrap/test.rs:727
  14:     0x559d141aea62 - bootstrap::builder::Builder::ensure::h58c3d79a783e8061
                               at bootstrap/builder.rs:1110
  15:     0x559d13d75e68 - <bootstrap::test::Ui as bootstrap::builder::Step>::make_run::h75f6f4dd63a97f1a
                               at bootstrap/test.rs:720
  16:     0x559d13aadcb6 - bootstrap::builder::StepDescription::maybe_run::hdb50ccdd0b72dd5b
                               at bootstrap/builder.rs:191
  17:     0x559d13aae690 - bootstrap::builder::StepDescription::run::hfd1c77be9845c3d0
                               at bootstrap/builder.rs:225
  18:     0x559d13ab2e78 - bootstrap::builder::Builder::run_step_descriptions::h0eff0284310bd176
                               at bootstrap/builder.rs:562
  19:     0x559d13ab2cd1 - bootstrap::builder::Builder::execute_cli::h3801ed1edbc638aa
                               at bootstrap/builder.rs:552
  20:     0x559d13ded379 - bootstrap::Build::build::h8046c4db5e3a84b4
                               at bootstrap/lib.rs:450
  21:     0x559d13a5fba0 - bootstrap::main::h330e04edb7d91bae
                               at bootstrap/bin/main.rs:29
  22:     0x559d13a5f56f - std::rt::lang_start::{{closure}}::h891028e74795f5ba
                               at /checkout/src/libstd/rt.rs:74
  23:     0x559d143e0382 - std::panicking::try::do_call::h21ad9e7b3d9e9c06
                               at libstd/rt.rs:59
                               at libstd/panicking.rs:310
  24:     0x559d14405d39 - __rust_maybe_catch_panic
                               at libpanic_unwind/lib.rs:105
  25:     0x559d143ec2f5 - std::rt::lang_start_internal::hf7717a94b85ee59f
                               at libstd/panicking.rs:289
                               at libstd/panic.rs:374
                               at libstd/rt.rs:58
  26:     0x559d13a5f547 - std::rt::lang_start::hc3b51ee8a4597f34
                               at /checkout/src/libstd/rt.rs:74
  27:     0x559d13a5fc2c - main
  28:     0x7f4ab724382f - __libc_start_main
  29:     0x559d13a5d308 - _start
  30:                0x0 - <unknown>
failed to run: /home/zmd/Code/rust/build/bootstrap/debug/bootstrap test src/test/ui --bless --stage 1 --jobs 10
Build completed unsuccessfully in 0:00:03
zmd@ReflectiveCoherence:~/Code/rust$