Sim2h unwrap panic

gistfile1.txt

[2019-11-29T22:33:04Z INFO  sim2h] Dropping connection to wss://192.168.1.1:56158/ because of error
thread 'main' panicked at 'called `Option::unwrap()` on a `None` value', src/libcore/option.rs:374:21
stack backtrace:
   0: backtrace::backtrace::libunwind::trace
             at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
   1: backtrace::backtrace::trace_unsynchronized
             at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
   2: std::sys_common::backtrace::_print
             at src/libstd/sys_common/backtrace.rs:47
   3: std::sys_common::backtrace::print
             at src/libstd/sys_common/backtrace.rs:36
   4: std::panicking::default_hook::{{closure}}
             at src/libstd/panicking.rs:200
   5: std::panicking::default_hook
             at src/libstd/panicking.rs:214
   6: std::panicking::rust_panic_with_hook
             at src/libstd/panicking.rs:477
   7: std::panicking::continue_panic_fmt
             at src/libstd/panicking.rs:384
   8: rust_begin_unwind
             at src/libstd/panicking.rs:311
   9: core::panicking::panic_fmt
             at src/libcore/panicking.rs:85
  10: core::panicking::panic
             at src/libcore/panicking.rs:49
  11: core::option::Option<T>::unwrap
  12: sim2h::Sim2h::disconnect
  13: sim2h::Sim2h::process
  14: sim2h_server::main
  15: std::rt::lang_start::{{closure}}
  16: std::rt::lang_start_internal::{{closure}}
             at src/libstd/rt.rs:49
  17: std::panicking::try::do_call
             at src/libstd/panicking.rs:296
  18: __rust_maybe_catch_panic
             at src/libpanic_unwind/lib.rs:82
  19: std::panicking::try
             at src/libstd/panicking.rs:275
  20: std::panic::catch_unwind
             at src/libstd/panic.rs:394
  21: std::rt::lang_start_internal
             at src/libstd/rt.rs:48
  22: std::rt::lang_start
  23: __libc_start_main
  24: _start
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.