make: "varshell.mk" line 6: warning: "/bin/no/such/command 2> /dev/null" returned non-zero status
make: "varshell.mk" line 9: warning: "false" returned non-zero status
make: "varshell.mk" line 10: warning: "echo "output before the error"; false" returned non-zero status
EXEC_FAILED=''
TERMINATED_BY_SIGNAL=''
ERROR_NO_OUTPUT=''
ERROR_WITH_OUTPUT='output before the error'
NO_ERROR_NO_OUTPUT=''
NO_ERROR_WITH_OUTPUT='this is good'
exit status 0