20190118 15:07:40.911 ERROR grin_servers::mining::stratumserver - (Server ID: 0) Share at height 4027, edge_bits 29, nonce 9303825972958685207, job_id 0 submitted too late
20190118 15:07:40.918 WARN grin_servers::mining::stratumserver - (Server ID: 197) Error in connection with stratum client: Connection reset by peer (os error 104)
20190118 15:07:40.918 WARN grin_servers::mining::stratumserver - (Server ID: 0) Dropping worker: 197
20190118 15:07:40.920 ERROR grin_servers::mining::stratumserver - (Server ID: 0) Share at height 4027, edge_bits 29, nonce 4897090650194261194, job_id 0 submitted too late
20190118 15:07:40.921 ERROR grin_servers::mining::stratumserver - (Server ID: 0) Share at height 4026, edge_bits 29, nonce 7273822134867265031, job_id 0 submitted too late
20190118 15:07:40.928 WARN grin_servers::mining::stratumserver - (Server ID: 0) New connection: 10.8.1.167:49066
20190118 15:07:41.012 DEBUG grin_chain::txhashset::txhashset - txhashset: rewind_to_pos: header 7153, output 19456, kernel 12669
20190118 15:07:41.015 DEBUG grin_chain::txhashset::txhashset - txhashset: merkle_proof: output: Commitment(09f91f79f7395251e31e65f200c619909f8c0b5fafcca4d0cd7b8344c1c60d58d5)
20190118 15:07:41.016 DEBUG grin_core::core::pmmr::pmmr - merkle_proof  19455, last_pos 19456
20190118 15:07:41.034 DEBUG grin_chain::txhashset::txhashset - Rewind to header 000013d959ff at 3582
20190118 15:07:41.113 ERROR grin_util::logger -
thread 'stratum_server' panicked at 'called `Option::unwrap()` on a `None` value': libcore/option.rs:355stack backtrace:
   0:     0x55b14eae156d - backtrace::backtrace::trace::h33a8de1a5de4f598
   1:     0x55b14eae0782 - <backtrace::capture::Backtrace as core::default::Default>::default::h13bf884e561085be
   2:     0x55b14eae07f9 - backtrace::capture::Backtrace::new::h810796244ae4b8f2
   3:     0x55b14ea6bff0 - grin_util::logger::send_panic_to_log::{{closure}}::h9acd2464f1e109ee
   4:     0x55b14ebb26b6 - std::panicking::rust_panic_with_hook::h71214e7ce0f7ac01
                        at libstd/panicking.rs:480
   5:     0x55b14ebb2201 - std::panicking::continue_panic_fmt::ha8b8442f4ea9bcac
                        at libstd/panicking.rs:390
   6:     0x55b14ebb20e5 - rust_begin_unwind
                        at libstd/panicking.rs:325
   7:     0x55b14ebfc15c - core::panicking::panic_fmt::h0c93626b89c38af6
                        at libcore/panicking.rs:77
   8:     0x55b14ebfc08b - core::panicking::panic::h158c6e3285d6c3fb
                        at libcore/panicking.rs:52
   9:     0x55b14e53e7d9 - grin_servers::mining::stratumserver::StratumServer::handle_rpc_requests::h53bc65bb65935c5a
  10:     0x55b14e5414ea - grin_servers::mining::stratumserver::StratumServer::run_loop::h4b76d8893f9e851a
  11:     0x55b14e533038 - std::sys_common::backtrace::__rust_begin_short_backtrace::hda6b21d3e6545d86
  12:     0x55b14e509dc8 - std::panicking::try::do_call::h5614c5c1734363da
  13:     0x55b14ebc49d9 - __rust_maybe_catch_panic
                        at libpanic_unwind/lib.rs:102
  14:     0x55b14e513797 - <F as alloc::boxed::FnBox<A>>::call_box::h7f51e328bb8a0e16
  15:     0x55b14ebaec3d - <alloc::boxed::Box<(dyn alloc::boxed::FnBox<A, Output=R> + 'a)> as core::ops::function::FnOnce<A>>::call_once::he3acfc8f1203786f
                        at liballoc/boxed.rs:682
                         - std::sys_common::thread::start_thread::h5213f803a61d7811
                        at libstd/sys_common/thread.rs:24
  16:     0x55b14eb99cf5 - std::sys::unix::thread::Thread::new::thread_start::he89121f566d2a8c7
                        at libstd/sys/unix/thread.rs:90
  17:     0x7f20788c2493 - start_thread
  18:     0x7f20783edace - __clone
  19:                0x0 - <unknown>


20190118 15:07:41.138 DEBUG grin_chain::txhashset::txhashset - txhashset: rewind_to_pos: header 7155, output 19457, kernel 12671
20190118 15:07:41.138 DEBUG grin_chain::txhashset::txhashset - txhashset: merkle_proof: output: Commitment(08caa16e027b6033db7efe4133a2341a7da651bb7e444669e9f404f69259369656)
20190118 15:07:41.138 DEBUG grin_core::core::pmmr::pmmr - merkle_proof  19457, last_pos 19457