'rustc' failed at 'assertion failed:

[Passw]

use std::num::Float;

struct Point {x: f64, y: f64}

fn compute_distance(p1: &Point, p2: &Point) -> f64 {
    let x_d = p1.x - p2.x;
    let y_d = p1.y - p2.y;
    Float::sqrt(x_d * x_d + y_d * y_d)
}

fn main() {
    let on_the_stack : Point = Point {x: 3.0, y: 4.0};
    let on_the_heap : Box<Point> = box Point {x: 7.0, y: 9.0};

    compute_distance(&on_the_stack, &*on_the_heap);
}

sun@sun:~/Desktop/Rust$ RUST_BACKTRACE=1 rustc reference_lifetime.rs
error: internal compiler error: unexpected failure
note: the compiler hit an unexpected failure path. this is a bug.
note: we would appreciate a bug report: http://doc.rust-lang.org/complement-bugreport.html
note: run with `RUST_BACKTRACE=1` for a backtrace
task 'rustc' failed at 'assertion failed: `(left == right) && (right == left)` (left: `3`, right: `0`)', /home/sun/rust/src/librustc/middle/trans/callee.rs:528

stack backtrace:
   1: 0xb61f3c80 - rt::backtrace::imp::write::h8e87d0f1c0e6314eOcq
   2: 0xb61f6b80 - failure::on_fail::hd69e89a09fe1c193byq
   3: 0xb656edd0 - unwind::begin_unwind_inner::h8024dabe9217e622Axd
   4: 0xb656e9f0 - unwind::begin_unwind_fmt::he2b10618cd8e2a3b2ud
   5: 0xb6af3910 - middle::trans::callee::trans_fn_ref_with_substs::h35ded8d4791617efGC3
   6: 0xb6af17a0 - middle::trans::callee::trans_fn_ref::h6fb7a7f230364cc9wq3
   7: 0xb6afa3d0 - middle::trans::callee::trans_call::closure.122313
   8: 0xb6ad10f0 - middle::trans::callee::trans_call_inner::hb58abead86d536f4qY3
   9: 0xb6afa140 - middle::trans::callee::trans_call::h1afd80801dd261bfKS3
  10: 0xb6b09d60 - middle::trans::expr::trans_rvalue_dps_unadjusted::hd623d2ee101663f1365
  11: 0xb6ac8780 - middle::trans::expr::trans_into::hfbee30f25eca9fb7BI4
  12: 0xb6ac8bf0 - middle::trans::controlflow::trans_block::h1bd514ecdbd0e95bRY0
  13: 0xb6b77750 - middle::trans::base::trans_closure::h6be5203281e95063V4g
  14: 0xb6aba540 - middle::trans::base::trans_fn::hfdfc7543375f42e2jgh
  15: 0xb6ab7540 - middle::trans::base::trans_item::h4c0dbd6cae5d4359Czh
  16: 0xb6b82ac0 - middle::trans::base::trans_crate::h5d3949c27f22bd3dtxi
  17: 0xb6ff9dc0 - driver::driver::phase_4_translate_to_llvm::h2473848275bafe8d6yA
  18: 0xb6ff1030 - driver::driver::compile_input::hcf3ef773b2081d8f05z
  19: 0xb707bc80 - driver::run_compiler::hf7e21306399a9813bTD
  20: 0xb707bb30 - driver::run::closure.144861
  21: 0xb6745ee0 - task::TaskBuilder<S>::try_future::closure.103260
  22: 0xb6745cc0 - task::TaskBuilder<S>::spawn_internal::closure.103231
  23: 0xb76d81b0 - task::NativeSpawner.Spawner::spawn::closure.8437
  24: 0xb656e790 - unwind::try::try_fn::h9de4ea0e925684b3tod
  25: 0xb65d7700 - rust_try_inner
  26: 0xb65d76c0 - rust_try
  27: 0xb656c770 - unwind::try::h30a13c8b3633dc23imd
  28: 0xb656c5e0 - task::Task::run::hd3b288cf5211df4eWBc
  29: 0xb76d7f30 - task::NativeSpawner.Spawner::spawn::closure.8377
  30: 0xb656de90 - thread::thread_start::h22611edb92a890cf7Vc
  31: 0xb60c9e40 - start_thread
  32: 0xb64649f2 - clone
  33:        0x0 - <unknown>

Version

sun@sun:~/Desktop/Rust$ rustc -v
rustc 0.13.0-dev (96991e933 2014-10-22 23:57:11 +0000)

System

No LSB modules are available.
Distributor ID: Ubuntu
Description:    Ubuntu 14.10
Release:    14.10
Codename:   utopic

[Gekkio]

Here's a minimal program that results in the exactly same assertion failure (with slight difference in the backtrace):

fn main() {
  std::os::args().as_slice().head().map(Clone::clone);
}

I'm using the exactly same rustc version and Ubuntu 14.10 64-bit.

[bkoropoff]

Looks like a duplicate of #18061

[alexcrichton]

Thanks @bkoropoff