Upon hitting artifact rank 57, if one were to mouseover their Artifact Bar, then they would be greeted with the following error:

6x integer overflow attempting to store 2516000000
[C]: in function format' ...rfaceSVUI_!Core\system\_reports\artifact.lua:68: in function <...rfaceSVUI_!Core\system\_reports\artifact.lua:59> ...rfaceSVUI_!Core\system\_reports\artifact.lua:196: in function enterFunc'
SVUI_!Core\system\reports.lua:335: in function <SVUI_!Core\system\reports.lua:333>

Locals:
(*temporary) = " %d / %d (%d%%)"
(*temporary) = 768900
(*temporary) = 2516000000
(*temporary) = 0.030560413354531