error..

gdb

running 1 test
[New Thread 0x7ffff5225700 (LWP 20307)]
[New Thread 0x7ffff460a700 (LWP 20308)]
[New Thread 0x7fffef3fd700 (LWP 20309)]
[New Thread 0x7fffee7e2700 (LWP 20310)]
STREAM FUTURE FROM CONNECT: {state: Pending()}
BEFORE RESOLVING ret_future: {state: Pending()}
AFTER RESOLVING ret_future: Err({kind: ConnectionRefused, desc: "connection refused", detail: None})
failed to async connect: {kind: ConnectionRefused, desc: "connection refused", detail: None}
AFTER COND RAISE
STREAM OPTION, POST UNWRAP: None
CALLED? true
task <unnamed> failed at 'called `Option::take_unwrap()` on a `None` value', /home/jeff/src/rust/src/libstd/option.rs:350
terminate called after throwing an instance of 'unsigned long'
[Switching to Thread 0x7fffee7e2700 (LWP 20310)]

Breakpoint 1, 0x00007ffff6164a10 in abort () from /lib/x86_64-linux-gnu/libc.so.6
(gdb) bt
#0  0x00007ffff6164a10 in abort () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007ffff5e88e2d in __gnu_cxx::__verbose_terminate_handler() () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#2  0x00007ffff5e86f26 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#3  0x00007ffff5e86f53 in std::terminate() () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#4  0x00007ffff5e8717e in __cxa_throw () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#5  0x00007ffff703a0ba in rust_begin_unwind (token=839147) at /home/jeff/src/rust/src/rt/rust_builtin.cpp:788
#6  0x00007ffff704019c in upcall_call_shim_on_c_stack (args=0x7fffee6e1210, fn_ptr=0x7355e0 <rust_begin_unwind__c_stack_shim>) at /home/jeff/src/rust/src/rt/rust_upcall.cpp:78
#7  0x00000000006e7e78 in rt::task::__extensions__::meth_54010::begin_unwind::_fde2906d600e1b3::_0$x2e8$x2dpre ()
#8  0x00000000006e7433 in sys::begin_unwind_::_c72f469580a8a::_0$x2e8$x2dpre ()
#9  0x00000000006e7592 in sys::__extensions__::fail_with::anon::anon::expr_fn_53988 ()
#10 0x00000000006e6f3b in str::__extensions__::as_c_str_53969::_2174f31431d893c2::_0$x2e8$x2dpre ()
#11 0x00000000006e7541 in sys::__extensions__::fail_with::anon::expr_fn_53986 ()
#12 0x00000000006e6f3b in str::__extensions__::as_c_str_53969::_2174f31431d893c2::_0$x2e8$x2dpre ()
#13 0x000000000046489c in sys::__extensions__::meth_16740::fail_with::_4271eca9f27dd85::_0$x2e8$x2dpre ()
#14 0x0000000000734f79 in rt::task::__extensions__::build_start_wrapper::anon::expr_fn_59180 ()
#15 0x00007ffff704046c in upcall_call_shim_on_rust_stack (args=0x7fffee6e16b8, fn_ptr=0x7d0340 <rt::context::__extensions__::task_start_wrapper::__rust_stack_shim>)
    at /home/jeff/src/rust/src/rt/rust_upcall.cpp:103
#16 0x00000000007d0339 in rt::context::__extensions__::task_start_wrapper::_f7a8e8cae776dcd4::_0$x2e8$x2dpre ()
#17 0x0000000000000000 in ?? ()

stdout

task <unnamed> failed at 'called `Option::take_unwrap()` on a `None` value', /home/jeff/src/rust/src/libstd/option.rs:350
terminate called after throwing an instance of 'unsigned long'
Aborted (core dumped)
make: *** [tmp/check-stage1-T-x86_64-unknown-linux-gnu-H-x86_64-unknown-linux-gnu-std.ok] Error 134