Updated migrations

truffle/contracts/Lazy.sol

@@ -72,9 +72,7 @@ contract Lazy is Structs {
         msg.sender.transfer(stake);
     }
 
-    function taskDataById(uint id) external view returns(
+    function taskDataById(uint id) external view returns(uint[13] memory data) {
-            uint[13] memory data
-            ) {
         Task memory task = tasks[id];
         
         data[0] = task.data.input[0];

truffle/package.json

@@ -2,19 +2,20 @@
   "name": "testsuite-contract",
   "version": "1.0.0",
   "description": "",
-  "main": "truffle-config.js",
+  "main": "truffle.js",
   "directories": {
     "test": "test"
   },
   "dependencies": {
+    "any-promise": "^1.3.0",
     "babel-polyfill": "^6.26.0",
     "babel-register": "^6.26.0",
+    "bindings": "^1.5.0",
     "ganache-cli": "^6.4.1",
     "openzeppelin-solidity": "^2.1.3",
-    "truffle": "5.0.8",
+    "truffle": "5.0.24",
-    "truffle-hdwallet-provider": "1.0.5"
+    "truffle-hdwallet-provider": "^1.0.0-web3one.5"
   },
-  "devDependencies": {},
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1"
   },

truffle/truffle.js

@@ -1,6 +1,6 @@
-/*require('babel-register');
+// require('babel-register');
-require('babel-polyfill');
+// require('babel-polyfill');
-*/
+
 var HDWalletProvider = require("truffle-hdwallet-provider");
 
 var mnemonicRopsten = "...";
@@ -41,7 +41,6 @@ module.exports = {
           network_id: 42,
           from: deployerAddressKovan.toLowerCase(),
         }
-
     },
     compilers: {
         solc: {