#0  0x00007f5d431bce9e in LLVMMDNodeInContext ()
   from /data/rust/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/../lib/librustc_llvm-8c1fcce68bb3f15f.so
#1  0x00007f5d48073c96 in rustc_trans::builder::{{impl}}::load_range_assert (self=0x7f5d3e6b9e68,
    ptr=0x7f5d37dea058, lo=0, hi=1114112, signed=0, align=None)
    at /data/rust/src/librustc_trans/builder.rs:556
#2  0x00007f5d4806165b in rustc_trans::base::load_ty (b=0x7f5d3e6b9e68, ptr=0x7f5d37dea058,
    alignment=AbiAligned, t=0x7f5d3a89a660) at /data/rust/src/librustc_trans/base.rs:431
#3  0x00007f5d4810a70b in rustc_trans::mir::operand::{{impl}}::trans_load (self=0x7f5d3e6bd9b8,
    bcx=0x7f5d3e6b9e68, llval=0x7f5d37de9f18, align=AbiAligned, ty=0x7f5d39f8ffc8)
    at /data/rust/src/librustc_trans/mir/operand.rs:163
#4  0x00007f5d4810aff8 in rustc_trans::mir::operand::{{impl}}::trans_consume (self=0x7f5d3e6bd9b8,
    bcx=0x7f5d3e6b9e68, lvalue=0x7f5d37e92788) at /data/rust/src/librustc_trans/mir/operand.rs:223
#5  0x00007f5d4810b272 in rustc_trans::mir::operand::{{impl}}::trans_operand (self=0x7f5d3e6bd9b8,
    bcx=0x7f5d3e6b9e68, operand=0x7f5d37e92780) at /data/rust/src/librustc_trans/mir/operand.rs:235
#6  0x00007f5d4810bcab in rustc_trans::mir::rvalue::{{impl}}::trans_rvalue (self=0x7f5d3e6bd9b8,
    bcx=Builder = {...}, dest=LvalueRef = {...}, rvalue=0x7f5d37e92778)
    at /data/rust/src/librustc_trans/mir/rvalue.rs:50
#7  0x00007f5d4811271f in rustc_trans::mir::statement::{{impl}}::trans_statement (
    self=0x7f5d3e6bd9b8, bcx=Builder = {...}, statement=0x7f5d37e92750)
    at /data/rust/src/librustc_trans/mir/statement.rs:36
#8  0x00007f5d480ebfc7 in rustc_trans::mir::block::{{impl}}::trans_block (self=0x7f5d3e6bd9b8,
    bb=BasicBlock = {...}, funclets=0x7f5d3e6bdf88)
    at /data/rust/src/librustc_trans/mir/block.rs:108
#9  0x00007f5d480e4896 in rustc_trans::mir::trans_mir (ccx=0x7f5d3e6bfe90, llfn=0x7f5d2b049488,
    mir=0x7f5d39f589d8, instance=Instance = {...}, sig=FnSig = {...})
    at /data/rust/src/librustc_trans/mir/mod.rs:340
#10 0x00007f5d480633e6 in rustc_trans::base::trans_instance (ccx=0x7f5d3e6bfe90,
    instance=Instance = {...}) at /data/rust/src/librustc_trans/base.rs:618
#11 0x00007f5d4811c247 in rustc_trans::trans_item::{{impl}}::define (self=0x7f5d3e6bee40,
    ccx=0x7f5d3e6bfe90) at /data/rust/src/librustc_trans/trans_item.rs:100
#12 0x00007f5d4806ac9d in rustc_trans::base::trans_crate::{{closure}} ()
    at /data/rust/src/librustc_trans/base.rs:1235
#13 0x00007f5d47ecba0a in rustc::dep_graph::graph::{{impl}}::with_task<closure,()> (
    self=0x7f5d3e6c6668, key=WorkProduct = {...}, op=closure = {...})
    at /data/rust/src/librustc/dep_graph/graph.rs:83
#14 0x00007f5d48068fad in rustc_trans::base::trans_crate (tcx=TyCtxt = {...},
    analysis=CrateAnalysis = {...}, incremental_hashes_map=0x7f5d3e6c1b20)
    at /data/rust/src/librustc_trans/base.rs:1233
#15 0x00007f5d4ad8223e in rustc_driver::driver::phase_4_translate_to_llvm::{{closure}} ()
    at /data/rust/src/librustc_driver/driver.rs:1069
#16 0x00007f5d4aafa6e0 in rustc::util::common::time<rustc_trans::CrateTranslation,closure> (
    do_it=false, what="translation", f=closure = {...}) at /data/rust/src/librustc/util/common.rs:48
#17 0x00007f5d4ad81c3c in rustc_driver::driver::phase_4_translate_to_llvm (tcx=TyCtxt = {...},
    analysis=CrateAnalysis = {...}, incremental_hashes_map=0x7f5d3e6c1b20)
    at /data/rust/src/librustc_driver/driver.rs:1067
#18 0x00007f5d4ad6ca53 in rustc_driver::driver::compile_input::{{closure}} (tcx=TyCtxt = {...},
    analysis=CrateAnalysis = {...}, incremental_hashes_map=IncrementalHashesMap = {...},
    result=Ok = {...}) at /data/rust/src/librustc_driver/driver.rs:202
#19 0x00007f5d4ad7dd40 in rustc_driver::driver::phase_3_run_analysis_passes::{{closure}}<closure,core::result::Result<(rustc::session::config::OutputFilenames, rustc_trans::CrateTranslation), usize>> (
    tcx=TyCtxt = {...}) at /data/rust/src/librustc_driver/driver.rs:1014
#20 0x00007f5d4aad731d in rustc::ty::context::tls::enter::{{closure}}<closure,core::result::Result<core::result::Result<(rustc::session::config::OutputFilenames, rustc_trans::CrateTranslation), usize>, usize>> (tls=0x7f5d3e6dd588) at /data/rust/src/librustc/ty/context.rs:909
#21 0x00007f5d4aa31679 in std::thread::local::{{impl}}::with<core::cell::Cell<core::option::Option<(*const rustc::ty::context::tls::ThreadLocalGlobalCtxt, *const rustc::ty::context::tls::ThreadLocalInterners)>>,closure,core::result::Result<core::result::Result<(rustc::session::config::OutputFilenames, rustc_trans::CrateTranslation), usize>, usize>> (
    self=0x7f5d45a58228 <rustc::ty::context::tls::TLS_TCX::hbcb038e0f5a39399>, f=closure = {...})
    at /data/rust/src/libstd/thread/local.rs:253
#22 0x00007f5d4aad7176 in rustc::ty::context::tls::enter<closure,core::result::Result<core::result::Result<(rustc::session::config::OutputFilenames, rustc_trans::CrateTranslation), usize>, usize>> (
    gcx=0x7f5d3e6c6560, interners=0x7f5d3e6c6568, f=closure = {...})
    at /data/rust/src/librustc/ty/context.rs:906
#23 0x00007f5d4aad6489 in rustc::ty::context::tls::enter_global::{{closure}}<closure,core::result::Result<core::result::Result<(rustc::session::config::OutputFilenames, rustc_trans::CrateTranslation), usize>, usize>> (span_dbg=0x7f5d3e6dd418) at /data/rust/src/librustc/ty/context.rs:893
#24 0x00007f5d4aa3bba0 in std::thread::local::{{impl}}::with<core::cell::Cell<fn(syntax_pos::Span, &mut core::fmt::Formatter) -> core::result::Result<(), core::fmt::Error>>,closure,core::result::Result<core::result::Result<(rustc::session::config::OutputFilenames, rustc_trans::CrateTranslation), usize>, usize>> (self=0x7f5d4057ac90 <syntax_pos::SPAN_DEBUG::ha1a9b5901b3738ba>, f=closure = {...})
    at /data/rust/src/libstd/thread/local.rs:253
#25 0x00007f5d4aad5fb0 in rustc::ty::context::tls::enter_global<closure,core::result::Result<core::result::Result<(rustc::session::config::OutputFilenames, rustc_trans::CrateTranslation), usize>, usize>> (gcx=GlobalCtxt = {...}, f=closure = {...}) at /data/rust/src/librustc/ty/context.rs:890
#26 0x00007f5d4aade1b0 in rustc::ty::context::{{impl}}::create_and_enter<closure,core::result::Result<core::result::Result<(rustc::session::config::OutputFilenames, rustc_trans::CrateTranslation), usize>, usize>> (s=0x7f5d3e6d3e78, local_providers=Providers = {...},
    extern_providers=Providers = {...}, arenas=0x7f5d3e6ce528, arena=0x7f5d3e6ce4f8,
    resolutions=Resolutions = {...}, named_region_map=NamedRegionMap = {...}, hir=Map = {...},
    region_maps=RegionMaps = {...}, lang_items=LanguageItems = {...}, stability=Index = {...},
    crate_name="core", f=closure = {...}) at /data/rust/src/librustc/ty/context.rs:701
#27 0x00007f5d4ad76bcc in rustc_driver::driver::phase_3_run_analysis_passes<closure,core::result::Result<(rustc::session::config::OutputFilenames, rustc_trans::CrateTranslation), usize>> (
    sess=0x7f5d3e6d3e78, hir_map=Map = {...}, analysis=CrateAnalysis = {...},
    resolutions=Resolutions = {...}, arena=0x7f5d3e6ce4f8, arenas=0x7f5d3e6ce528, name="core",
    f=closure = {...}) at /data/rust/src/librustc_driver/driver.rs:889
#28 0x00007f5d4ad6ac90 in rustc_driver::driver::compile_input (sess=0x7f5d3e6d3e78,
    cstore=0x7f5d380024f0, input=0x7f5d3e6d2a30, outdir=0x7f5d3e6d29c0, output=0x7f5d3e6d29e0,
    addl_plugins=Some = {...}, control=0x7f5d3e6d72c8)
    at /data/rust/src/librustc_driver/driver.rs:168
#29 0x00007f5d4ad9511d in rustc_driver::run_compiler (
Python Exception <class 'TypeError'> Could not convert Python object: None.:
    args=&[collections::string::String](len: 33) = {...}, callbacks=&mut CompilerCalls,
Python Exception <class 'TypeError'> Could not convert Python object: None.:
    file_loader=..., emitter_dest=...) at /data/rust/src/librustc_driver/lib.rs:220
#30 0x00007f5d4ada0f1a in rustc_driver::main::{{closure}} ()
    at /data/rust/src/librustc_driver/lib.rs:1129
#31 0x00007f5d4ad93c0f in rustc_driver::run::{{closure}}<closure> ()
    at /data/rust/src/librustc_driver/lib.rs:136
#32 0x00007f5d4ada0bf7 in rustc_driver::monitor::{{closure}}<closure> ()
    at /data/rust/src/librustc_driver/lib.rs:1063
#33 0x00007f5d4ad258bd in std::panic::{{impl}}::call_once<(),closure> (
    self=AssertUnwindSafe<closure> = {...}, _args=0) at /data/rust/src/libstd/panic.rs:296
#34 0x00007f5d4aa10e30 in std::panicking::try::do_call<std::panic::AssertUnwindSafe<closure>,()> (
    data=0x7f5d3e6dc918 " \220o\227\321U") at /data/rust/src/libstd/panicking.rs:454
#35 0x00007f5d4a5f1188 in __rust_try ()
   from /data/rust/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/libstd-f8e06ab286a57c4d.so
#36 0x00007f5d4a5f1008 in panic_unwind::__rust_maybe_catch_panic (
    f=0x7f5d4aa10d30 <std::panicking::try::do_call<std::panic::AssertUnwindSafe<closure>,()>>,
    data=0x7f5d3e6dc918 " \220o\227\321U", data_ptr=0x7f5d3e6dc908, vtable_ptr=0x7f5d3e6dc910)
    at /data/rust/src/libpanic_unwind/lib.rs:98
#37 0x00007f5d4aa10bd4 in std::panicking::try<(),std::panic::AssertUnwindSafe<closure>> (
    f=AssertUnwindSafe<closure> = {...}) at /data/rust/src/libstd/panicking.rs:433
#38 0x00007f5d4aa0feac in std::panic::catch_unwind<std::panic::AssertUnwindSafe<closure>,()> (
    f=AssertUnwindSafe<closure> = {...}) at /data/rust/src/libstd/panic.rs:361
#39 0x00007f5d4aa1088f in std::thread::{{impl}}::spawn::{{closure}}<closure,()> ()
    at /data/rust/src/libstd/thread/mod.rs:360
#40 0x00007f5d4aaa98fc in alloc::boxed::{{impl}}::call_box<(),closure> (self=0x55d1976f9080, args=0)
    at /data/rust/src/liballoc/boxed.rs:638
#41 0x00007f5d4a4f53aa in alloc::boxed::{{impl}}::call_once<(),()> (self=Box<FnBox<()>>, args=0)
    at /data/rust/src/liballoc/boxed.rs:648
#42 0x00007f5d4a5a5e35 in std::sys_common::thread::start_thread (main=0x55d1976f9190)
    at /data/rust/src/libstd/sys_common/thread.rs:21
#43 0x00007f5d4a5db0bd in std::sys::imp::thread::{{impl}}::new::thread_start (main=0x55d1976f9190)
    at /data/rust/src/libstd/sys/unix/thread.rs:84
#44 0x00007f5d3fca36ba in start_thread (arg=0x7f5d3e6dd700) at pthread_create.c:333
#45 0x00007f5d4a1c182d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109