error: internal compiler error: src/librustc/mir/interpret/mod.rs:480: expected allocation ID 349 to point to memory

thread 'rustc' panicked at 'Box<Any>', src/librustc_errors/lib.rs:892:9
stack backtrace:
   0: <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt
   1: core::fmt::write
   2: std::io::Write::write_fmt
   3: std::panicking::default_hook::{{closure}}
   4: std::panicking::default_hook
   5: rustc_driver::report_ice
   6: std::panicking::rust_panic_with_hook
   7: std::panicking::begin_panic
   8: rustc_errors::HandlerInner::bug
   9: rustc_errors::Handler::bug
  10: rustc::util::bug::opt_span_bug_fmt::{{closure}}
  11: rustc::ty::context::tls::with_opt::{{closure}}
  12: rustc::ty::context::tls::with_opt
  13: rustc::util::bug::opt_span_bug_fmt
  14: rustc::util::bug::bug_fmt
  15: <&rustc::ty::sty::Const as rustc::ty::print::Print<P>>::print
  16: rustc::ty::print::pretty::<impl core::fmt::Display for &rustc::ty::sty::Const>::fmt
  17: core::fmt::write
  18: core::fmt::Formatter::write_fmt
  19: <rustc::mir::Constant as core::fmt::Display>::fmt
  20: core::fmt::write
  21: core::fmt::Formatter::write_fmt
  22: <&T as core::fmt::Debug>::fmt
  23: core::fmt::write
  24: core::fmt::Formatter::write_fmt
  25: <rustc::mir::Operand as core::fmt::Debug>::fmt
  26: core::fmt::write
  27: core::fmt::Formatter::write_fmt
  28: <rustc::mir::Rvalue as core::fmt::Debug>::fmt
  29: core::fmt::write
  30: core::fmt::Formatter::write_fmt
  31: <rustc::mir::Statement as core::fmt::Debug>::fmt
  32: <&T as core::fmt::Debug>::fmt
  33: core::fmt::write
  34: alloc::fmt::format
  35: rustc_codegen_cranelift::base::trans_stmt
  36: rustc_codegen_cranelift::base::codegen_fn_content
  37: rustc_codegen_cranelift::base::trans_fn
  38: rustc_codegen_cranelift::driver::trans_mono_item
  39: rustc_codegen_cranelift::driver::codegen_mono_items::{{closure}}::{{closure}}
  40: rustc_codegen_cranelift::unimpl::try_unimpl::{{closure}}
  41: <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
  42: std::panicking::try::do_call
  43: __rust_maybe_catch_panic
  44: std::panicking::try
  45: std::panic::catch_unwind
  46: rustc_codegen_cranelift::unimpl::try_unimpl
  47: rustc_codegen_cranelift::driver::codegen_mono_items::{{closure}}
  48: rustc_codegen_cranelift::driver::time
  49: rustc_codegen_cranelift::driver::codegen_mono_items
  50: rustc_codegen_cranelift::driver::codegen_cgus
  51: rustc_codegen_cranelift::driver::run_aot
  52: rustc_codegen_cranelift::driver::codegen_crate
  53: <rustc_codegen_cranelift::CraneliftCodegenBackend as rustc_codegen_utils::codegen_backend::CodegenBackend>::codegen_crate
  54: rustc_interface::passes::start_codegen::{{closure}}
  55: rustc_interface::passes::start_codegen
  56: rustc::ty::context::tls::enter_global
  57: rustc_interface::queries::Queries::ongoing_codegen
  58: rustc_interface::interface::run_compiler_in_existing_thread_pool
  59: std::thread::local::LocalKey<T>::with
  60: scoped_tls::ScopedKey<T>::set
  61: syntax::with_globals
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

note: the compiler unexpectedly panicked. this is a bug.

note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports

note: rustc 1.42.0-nightly (01a46509a 2019-12-20) running on x86_64-apple-darwin

note: compiler flags: -Z panic-abort-tests -Z codegen-backend=/Users/bjorn/Documents/rustc_codegen_cranelift/target/debug/librustc_codegen_cranelift.dylib -Z force-unstable-if-unmarked -C debuginfo=2 -C incremental -C panic=abort -C debuginfo=2 --crate-type lib

note: some of the compiler flags provided by cargo are hidden