Program: 130688
Project: 130688
Buggy source:
@Override public ItemStack onItemRightClick(ItemStack var1,World var2,EntityPlayer var3){
  if (!var2.isRemote) {
    if (this.firetick == this.firemax && this.firemax != 0) {
      if (var1.getItem() == TwilightItemsWeapons.skythernPhaser) {
        var2.playSoundAtEntity(var3,this.firesound,1.0F,1.0F);
        var2.spawnEntityInWorld(new EntityPhaserSkythern(var2,var3));
        var1.damageItem(1,var3);
      }
      if (var1.getItem() == TwilightItemsWeapons.halitePhaser) {
        var2.playSoundAtEntity(var3,this.firesound,1.0F,1.0F);
        var2.spawnEntityInWorld(new EntityPhaserHalite(var2,var3));
        var1.damageItem(1,var3);
      }
      if (var1.getItem() == TwilightItemsWeapons.wildwoodPhaser) {
        var2.playSoundAtEntity(var3,this.firesound,1.0F,1.0F);
        var2.spawnEntityInWorld(new EntityPhaserWildWood(var2,var3));
        var1.damageItem(1,var3);
      }
      if (var1.getItem() == TwilightItemsWeapons.edenPhaser) {
        var2.playSoundAtEntity(var3,this.firesound,1.0F,1.0F);
        var2.spawnEntityInWorld(new EntityPhaserEden(var2,var3));
        var1.damageItem(1,var3);
      }
      if (var1.getItem() == TwilightItemsWeapons.mortumPhaser) {
        var2.playSoundAtEntity(var3,this.firesound,1.0F,1.0F);
        var2.spawnEntityInWorld(new EntityPhaserMortum(var2,var3));
        var1.damageItem(1,var3);
      }
      if (var1.getItem() == TwilightItemsWeapons.apalachiaPhaser) {
        var2.playSoundAtEntity(var3,this.firesound,1.0F,1.0F);
        var2.spawnEntityInWorld(new EntityPhaserApalachia(var2,var3));
        var1.damageItem(1,var3);
      }
      this.firetick=0;
    }
 else {
      ++this.firetick;
    }
    if (this.firemax == 0) {
      if (var1.getItem() == TwilightItemsWeapons.skythernPhaser) {
        var2.playSoundAtEntity(var3,this.firesound,1.0F,1.0F);
        var2.spawnEntityInWorld(new EntityPhaserSkythern(var2,var3));
        var1.damageItem(1,var3);
      }
      if (var1.getItem() == TwilightItemsWeapons.halitePhaser) {
        var2.playSoundAtEntity(var3,this.firesound,1.0F,1.0F);
        var2.spawnEntityInWorld(new EntityPhaserHalite(var2,var3));
        var1.damageItem(1,var3);
      }
      if (var1.getItem() == TwilightItemsWeapons.wildwoodPhaser) {
        var2.playSoundAtEntity(var3,this.firesound,1.0F,1.0F);
        var2.spawnEntityInWorld(new EntityPhaserWildWood(var2,var3));
        var1.damageItem(1,var3);
      }
      if (var1.getItem() == TwilightItemsWeapons.edenPhaser) {
        var2.playSoundAtEntity(var3,this.firesound,1.0F,1.0F);
        var2.spawnEntityInWorld(new EntityPhaserEden(var2,var3));
        var1.damageItem(1,var3);
      }
      if (var1.getItem() == TwilightItemsWeapons.mortumPhaser) {
        var2.playSoundAtEntity(var3,this.firesound,1.0F,1.0F);
        var2.spawnEntityInWorld(new EntityPhaserMortum(var2,var3));
        var1.damageItem(1,var3);
      }
      if (var1.getItem() == TwilightItemsWeapons.apalachiaPhaser) {
        var2.playSoundAtEntity(var3,this.firesound,1.0F,1.0F);
        var2.spawnEntityInWorld(new EntityPhaserApalachia(var2,var3));
        var1.damageItem(1,var3);
      }
    }
  }
  return var1;
}

Fixed version (ground truth):
@Override public ItemStack onItemRightClick(ItemStack var1,World var2,EntityPlayer var3){
  if (!var2.isRemote) {
    if (var2.getWorldTime() % 4 == 0) {
      if (var1.getItem() == TwilightItemsWeapons.skythernPhaser) {
        var2.playSoundAtEntity(var3,this.firesound,1.0F,1.0F);
        var2.spawnEntityInWorld(new EntityPhaserSkythern(var2,var3));
        var1.damageItem(1,var3);
      }
      if (var1.getItem() == TwilightItemsWeapons.halitePhaser) {
        var2.playSoundAtEntity(var3,this.firesound,1.0F,1.0F);
        var2.spawnEntityInWorld(new EntityPhaserHalite(var2,var3));
        var1.damageItem(1,var3);
      }
      if (var1.getItem() == TwilightItemsWeapons.wildwoodPhaser) {
        var2.playSoundAtEntity(var3,this.firesound,1.0F,1.0F);
        var2.spawnEntityInWorld(new EntityPhaserWildWood(var2,var3));
        var1.damageItem(1,var3);
      }
      if (var1.getItem() == TwilightItemsWeapons.edenPhaser) {
        var2.playSoundAtEntity(var3,this.firesound,1.0F,1.0F);
        var2.spawnEntityInWorld(new EntityPhaserEden(var2,var3));
        var1.damageItem(1,var3);
      }
      if (var1.getItem() == TwilightItemsWeapons.mortumPhaser) {
        var2.playSoundAtEntity(var3,this.firesound,1.0F,1.0F);
        var2.spawnEntityInWorld(new EntityPhaserMortum(var2,var3));
        var1.damageItem(1,var3);
      }
      if (var1.getItem() == TwilightItemsWeapons.apalachiaPhaser) {
        var2.playSoundAtEntity(var3,this.firesound,1.0F,1.0F);
        var2.spawnEntityInWorld(new EntityPhaserApalachia(var2,var3));
        var1.damageItem(1,var3);
      }
    }
  }
  return var1;
}