#vulnerable code 
                                public final boolean generateFailure() {
        final int numberOfFailedPes = setFailedHostPes();
        final long hostWorkingPes = host.getNumberOfWorkingPes();
        final long vmsRequiredPes = getPesSumOfWorkingVms();
        Log.printFormattedLine("\t%.2f: Generated %d PEs failures for Host %d", getSimulation().clock(), numberOfFailedPes, host.getId());
        if(vmsRequiredPes == 0){
            System.out.printf("\t      Number of VMs: %d\n", host.getId(), host.getVmList().size());
        }
        System.out.printf("\t      Working PEs: %d | VMs required PEs: %d\n", hostWorkingPes, vmsRequiredPes);
        if(hostWorkingPes == 0){
            setAllVmsToFailed();  
        } else if (hostWorkingPes >= vmsRequiredPes) {
            logNoVmFailure();  
        } else {
            deallocateFailedHostPesFromVms();
        } 
        
        return numberOfFailedPes > 0;
    } 
                            #location 7 
                            #vulnerability type CHECKERS_PRINTF_ARGS
#fixed code
                                public final boolean generateFailure() {
        final int numberOfFailedPes = setFailedHostPes();
        final long hostWorkingPes = host.getNumberOfWorkingPes();
        final long vmsRequiredPes = getPesSumOfWorkingVms();
        Log.printFormattedLine("\t%.2f: Generated %d PEs failures for %s", getSimulation().clock(), numberOfFailedPes, host);
        if(vmsRequiredPes == 0){
            System.out.printf("\t      Number of VMs: %d\n", host.getVmList().size());
        }
        System.out.printf("\t      Working PEs: %d | VMs required PEs: %d\n", hostWorkingPes, vmsRequiredPes);
        if(hostWorkingPes == 0){
            setAllVmsToFailed();  
        } else if (hostWorkingPes >= vmsRequiredPes) {
            logNoVmFailure();  
        } else {
            deallocateFailedHostPesFromVms();
        } 
        
        return numberOfFailedPes > 0;
    }