src/cli.py: hyperthreading now triggers a warning instead of an error

src/cli.py

@@ -30,8 +30,7 @@ def check_config():
 def ensure_reliable_environment():
     # SMT disabled?
     if os.path.isfile('/sys/devices/system/cpu/cpu4/online'):
-        print("Hyperthreading must be disabled, in BIOS!")
-        exit(1)
+        print("WARNING: Hyperthreading is enabled! You may have false positives due to system noise.")
 
     # Disable prefetching
     subprocess.run('sudo modprobe msr', shell=True, check=True)