} catch (UnrecognizedOptionException e) {
            // pure user error, suppress stack trace
            return 1;
        } catch (BuildAbort e) {
            CLIReportingUtils.showError(slf4jLogger, "ABORTED", e, cliRequest.showErrors);

            return 2;
        } catch (Exception e) {
            CLIReportingUtils.showError(slf4jLogger, "Error executing Maven.", e, cliRequest.showErrors);

            return 1;