ed@earth:~$ diskutil resizeVolume disk0s2 limits
For device disk0s2 Macintosh:
        Current size:   42949672960 bytes
        Minimum size:   29374803968 bytes
        Maximum size:   59667668992 bytes
ed@earth:~$ diskutil resizeVolume disk0s2 59667668992B
Started resizing on disk disk0s2 Macintosh
Verifying
Resizing Volume

Resizing encountered error No space left on device (28) on disk disk0s2 Macintosh
ed@earth:~$