Simulnet test fix (#1222)

* remove lower time bound

* simulnet test issue

* re-introduce lower bound

* re-introduce lower bound

core/tests/consensus.rs

@@ -17,7 +17,7 @@ extern crate grin_core as core;
 extern crate time;
 
 use core::consensus::{next_difficulty, valid_header_version, TargetError,
-                      DIFFICULTY_ADJUST_WINDOW, MEDIAN_TIME_WINDOW, LOWER_TIME_BOUND,
+                      DIFFICULTY_ADJUST_WINDOW, MEDIAN_TIME_WINDOW,
                       UPPER_TIME_BOUND, BLOCK_TIME_WINDOW, DAMP_FACTOR, MEDIAN_TIME_INDEX};
 use core::core::target::Difficulty;
 use std::fmt::{self, Display};
@@ -268,7 +268,6 @@ fn print_chain_sim(
 	println!("DIFFICULTY_ADJUST_WINDOW: {}", DIFFICULTY_ADJUST_WINDOW);
 	println!("BLOCK_TIME_WINDOW: {}", BLOCK_TIME_WINDOW);
 	println!("MEDIAN_TIME_WINDOW: {}", MEDIAN_TIME_WINDOW);
-	println!("LOWER_TIME_BOUND: {}", LOWER_TIME_BOUND);
 	println!("UPPER_TIME_BOUND: {}", UPPER_TIME_BOUND);
 	println!("DAMP_FACTOR: {}", DAMP_FACTOR);
 	chain_sim.iter().enumerate().for_each(|(i, b)| {

servers/tests/framework/mod.rs

@@ -220,7 +220,7 @@ impl LocalServerContainer {
 				"starting test Miner on port {}",
 				self.config.p2p_server_port
 			);
-			s.start_test_miner(Some(self.config.coinbase_wallet_address.clone()));
+			s.start_test_miner(wallet_url);
 		}
 
 		for p in &mut self.peer_list {