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 ...