Upgrade ethereumjs-vm to latest version. Allow erroneous transactions…

… to be traced.

lib/blockchain_double.js

@@ -668,7 +668,10 @@ BlockchainDouble.prototype.processTransactionTrace = function(hash, params, call
 
         // #3 - Process the block without committing the data.
         self.processBlock(block, false, function(err, transactions, results) {
-          // Do we ignore errors here? We want to ignore runtime errors.
+          // Ignore runtime errors, or else erroneous transactions can't be traced.
+          if (err.message.indexOf("VM Exception") == 0) {
+            err = null;
+          }
 
           // #4 - reset the state root.
           self.stateTrie.root = startingStateRoot;

package.json

@@ -17,7 +17,7 @@
     "ethereumjs-block": "~1.2.2",
     "ethereumjs-tx": "^1.3.0",
     "ethereumjs-util": "~5.1.0",
-    "ethereumjs-vm": "~2.0.1",
+    "ethereumjs-vm": "~2.2.0",
     "ethereumjs-wallet": "~0.6.0",
     "fake-merkle-patricia-tree": "~1.0.1",
     "heap": "~0.2.6",

test/requests.js

@@ -580,7 +580,7 @@ var tests = function(web3) {
 
         web3.eth.estimateGas(tx_data, function(err, result) {
           if (err) return done(err);
-          assert.equal(result, 27684);
+          assert.equal(result, 27724);
 
           web3.eth.getBlockNumber(function(err, result) {
             if (err) return done(err);
@@ -601,7 +601,7 @@ var tests = function(web3) {
 
       web3.eth.estimateGas(tx_data, function(err, result) {
         if (err) return done(err);
-        assert.equal(result, 27684);
+        assert.equal(result, 27724);
         done();
       });
     });
@@ -615,7 +615,7 @@ var tests = function(web3) {
 
       web3.eth.estimateGas(tx_data, function(err, result) {
         if (err) return done(err);
-        assert.equal(result, 27684);
+        assert.equal(result, 27724);
         done();
       });
     });