harmony-one#95 fixed executeRedeem interface , all tests passed

    ✓ Register OLD Vault with 10 Wei Collateral (94ms)
    ✓ Issue 0.5 OneBtc (836ms)
    ✓ Request Replace (116ms)
    ✓ Register NEW Vault with 10 Wei Collateral (78ms)
    ✓ Accept Replace (602ms)
    ✓ Execute Replace (95ms)

contract/bridge/contracts/Replace.sol

@@ -81,10 +81,6 @@ abstract contract Replace is VaultRegistry, Request {
 
         // cap to maximum replaceable token
         require(btcAmount <= requestableTokens, "exceeds eligible replacement");
-        uint256 toBeReplacedIncrease = MathUpgradeable.min(
-            requestableTokens,
-            btcAmount
-        );
 
         // 5% griefing is calculated on collateral?
         (

contract/bridge/test/Replace.js

@@ -104,7 +104,6 @@ contract("Replace unit test", (accounts) => {
 
     const collateral = await this.ExchangeRateOracleWrapper.wrappedToCollateral(eligibleBTCReplace);
     const griefingCollateral = (collateral * 5 / 100).toString(); // 5%
-    console.log("Eligible=", eligibleBTCReplace.toString(), eligibleBTCReplace.toString(), griefingCollateral.toString());
 
     const req = await this.OneBtc.requestReplace(
       this.vaultId,
@@ -183,15 +182,16 @@ contract("Replace unit test", (accounts) => {
     const btcTx = issueTxMock(replaceId, btcBase58, btcAmount);
     const btcBlockNumberMock = 1000;
     const btcTxIndexMock = 2;
-    const heightAndIndex = (btcBlockNumberMock << 32) | btcTxIndexMock;
+    const btcTxHeightMock = (btcBlockNumberMock << 32);
     const headerMock = Buffer.alloc(0);
     const proofMock = Buffer.alloc(0);
 
     const req = await this.OneBtc.executeReplace(
       replaceId,
       proofMock,
       btcTx.toBuffer(),
-      heightAndIndex,
+      btcTxIndexMock,
+      btcTxHeightMock,
       headerMock
     );