1Channel program execution failed: 2C stack overflow 3stack traceback: 4 [C]: in function 'gsub' 5 [string "channel program"]:17: in function <[string "channel program"]:16> 6 [C]: in function 'gsub' 7 [string "channel program"]:17: in function <[string "channel program"]:16> 8 [C]: in function 'gsub' 9 [string "channel program"]:17: in function <[string "channel program"]:16> 10 [C]: in function 'gsub' 11 [string "channel program"]:17: in function <[string "channel program"]:16> 12 [C]: in function 'gsub' 13 [string "channel program"]:17: in function <[string "channel program"]:16> 14 [C]: in function 'gsub' 15 [string "channel program"]:17: in function <[string "channel program"]:16> 16 [C]: in function 'gsub' 17 [string "channel program"]:17: in function <[string "channel program"]:16> 18 (...tail calls...)