perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
	LANGUAGE = (unset),
	LC_ALL = (unset),
	LC_ADDRESS = "el_GR.UTF-8",
	LC_NAME = "el_GR.UTF-8",
	LC_MONETARY = "el_GR.UTF-8",
	LC_PAPER = "el_GR.UTF-8",
	LC_IDENTIFICATION = "el_GR.UTF-8",
	LC_TELEPHONE = "el_GR.UTF-8",
	LC_MEASUREMENT = "el_GR.UTF-8",
	LC_TIME = "el_GR.UTF-8",
	LC_NUMERIC = "el_GR.UTF-8",
	LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to a fallback locale ("en_US.UTF-8").
4490991 reads; of these:
  4490991 (100.00%) were unpaired; of these:
    3110183 (69.25%) aligned 0 times
    954072 (21.24%) aligned exactly 1 time
    426736 (9.50%) aligned >1 times
30.75% overall alignment rate