[fix] #1079 Incorrect passing of the configuration to PoW engine

app/modules/prover/lib/blockProver.ts

@@ -168,7 +168,12 @@ export class BlockProver {
       this.logger.info('Generating proof-of-work with %s leading zeros followed by [0-' + highMark + ']... (CPU usage set to %s%) for block#%s', nbZeros, (this.conf.cpu * 100).toFixed(0), block.number, block.issuer.slice(0,6));
       const start = Date.now();
       let result = await powFarm.askNewProof({
-        newPoW: { conf: this.conf, block: block, zeros: nbZeros, highMark: highMark, forcedTime: forcedTime, pair: this.pair }
+        newPoW: { conf: {
+          cpu: this.conf.cpu,
+          prefix: this.conf.prefix,
+          avgGenTime: this.conf.avgGenTime,
+          medianTimeBlocks: this.conf.medianTimeBlocks
+        }, block: block, zeros: nbZeros, highMark: highMark, forcedTime: forcedTime, pair: this.pair }
       });
       if (!result) {
         this.logger.info('GIVEN proof-of-work for block#%s with %s leading zeros followed by [0-' + highMark + ']! stop PoW for %s', block.number, nbZeros, this.pair && this.pair.pub.slice(0,6));

app/modules/prover/lib/engine.ts

@@ -36,7 +36,7 @@ export class PowEngine {
     }
 
     if (os.arch().match(/arm/)) {
-      stuff.conf.cpu /= 2; // Don't know exactly why is ARM so much saturated by PoW, so let's divide by 2
+      stuff.newPoW.conf.cpu /= 2; // Don't know exactly why is ARM so much saturated by PoW, so let's divide by 2
     }
     return await this.cluster.proveByWorkers(stuff)
   }