func (s *scanner) toLower(start, end int) {
	for i := start; i < end; i++ {
		c := s.b[i]
		if 'A' <= c && c <= 'Z' {
			s.b[i] += 'a' - 'A'
		}
	}
}

func (s *scanner) setError(e error) {
	if s.err == nil || (e == ErrSyntax && s.err != ErrSyntax) {
		s.err = e
	}
}

// resizeRange shrinks or grows the array at position oldStart such that

func NewFixedBuilder(buffer []byte) *Builder {
	return &Builder{
		result:    buffer,
		fixedSize: true,
	}
}

// SetError sets the value to be returned as the error from Bytes. Writes
// performed after calling SetError are ignored.
func (b *Builder) SetError(err error) {
	b.err = err
}

// Bytes returns the bytes written by the builder or an error if one has
// occurred during building.

		for _, chain := range s.verifiedChains {
			b.AddUint24LengthPrefixed(func(b *cryptobyte.Builder) {
				// We elide the first certificate because it's always the leaf.
				if len(chain) == 0 {
					b.SetError(errors.New("tls: internal error: empty verified chain"))
					return
				}
				for _, cert := range chain[1:] {
					b.AddUint24LengthPrefixed(func(b *cryptobyte.Builder) {
						b.AddBytes(cert.Raw)
					})

// a big-endian byte slice with zero or more leading zeroes.
func addASN1IntBytes(b *cryptobyte.Builder, bytes []byte) {
	for len(bytes) > 0 && bytes[0] == 0 {
		bytes = bytes[1:]
	}
	if len(bytes) == 0 {
		b.SetError(errors.New("invalid integer"))
		return
	}
	b.AddASN1(asn1.INTEGER, func(c *cryptobyte.Builder) {
		if bytes[0]&0x80 != 0 {
			c.AddUint8(0)
		}
		c.AddBytes(bytes)
	})
}

	reqInfo := (&logger.ReqInfo{}).AppendTags("remotePeer", addr)
	ctx := logger.SetReqInfo(GlobalContext, reqInfo)
	peersLogOnceIf(ctx, err, "add-node-err-"+addr)
	nodeInfo.SetAddr(addr)
	nodeInfo.SetError(err.Error())
}

// GetSysErrors - Memory information
func (sys *NotificationSys) GetSysErrors(ctx context.Context) []madmin.SysErrors {
	reply := make([]madmin.SysErrors, len(sys.peerClients))

				mu.Unlock()
			}
		}(i)
	}
	wg.Wait()

	// We already saw write failures, no need to proceed into read's
	if retError != "" {
		return SpeedTestResult{
			Uploads:     totalBytesWritten,
			Downloads:   totalBytesRead,
			UploadTimes: uploadTimes,
			Error:       retError,
		}, nil
	}

	downloadsCtx, downloadsCancel := context.WithTimeout(ctx, opts.duration)
	defer downloadsCancel()

	}

	fd := int(netns.Fd())
	resp, err := latestConn.send(ctx, data, &fd)
	if err != nil {
		return err
	}

	if resp.GetAck().GetError() != "" {
		log.Errorf("add-workload: got ack error: %s", resp.GetAck().GetError())
		return fmt.Errorf("got ack error: %s", resp.GetAck().GetError())
	}
	return nil
}

// TODO ctx is unused here
// nolint: unparam

    public boolean hasErrorOutput(String expectedOutput) {
        return getError().contains(expectedOutput);
    }

    @Override
    public ExecutionResult assertHasErrorOutput(String expectedOutput) {
        return assertContentContains(errorContent.withNormalizedEol(), expectedOutput, "Error output");
    }

    @Override
    public String getError() {
        return error.withNormalizedEol();
    }

        String key = getMetadataKey(repository, file);

        return readLastUpdated(touchfile, key);
    }

    public String getError(Artifact artifact, ArtifactRepository repository) {
        File touchFile = getTouchfile(artifact);
        return getError(touchFile, getRepositoryKey(repository));
    }

    public void touch(Artifact artifact, ArtifactRepository repository, String error) {

    }

    @Override
    public void execute(ExecutionResult executionResult) {
        String normalizedOutput = executionResult.getNormalizedOutput();
        String error = executionResult.getError();
        boolean executionFailure = executionResult instanceof ExecutionFailure;

        // for tests using rich console standard out and error are combined in output of execution result
        if (executionFailure) {