In /usr/bin/runantlr line 5:
java antlr.Tool $*
                ^-- SC2048: Use "$@" (with quotes) to prevent whitespace problems.
                ^-- SC2086: Double quote to prevent globbing and word splitting.

Did you mean: 
java antlr.Tool "$*"

For more information:
  https://www.shellcheck.net/wiki/SC2048 -- Use "$@" (with quotes) to prevent...
  https://www.shellcheck.net/wiki/SC2086 -- Double quote to prevent globbing ...