func fmt.Fprintf

220 uses

	fmt (current package)
		print.go#L202: func Fprintf(w io.Writer, format string, a ...any) (n int, err error) {
		print.go#L213: 	return Fprintf(os.Stdout, format, a...)

	expvar
		expvar.go#L115: 	fmt.Fprintf(&b, "{")
		expvar.go#L119: 			fmt.Fprintf(&b, ", ")
		expvar.go#L121: 		fmt.Fprintf(&b, "%q: %v", kv.Key, kv.Value)
		expvar.go#L124: 	fmt.Fprintf(&b, "}")
		expvar.go#L334: 	fmt.Fprintf(w, "{\n")
		expvar.go#L338: 			fmt.Fprintf(w, ",\n")
		expvar.go#L341: 		fmt.Fprintf(w, "%q: %s", kv.Key, kv.Value)
		expvar.go#L343: 	fmt.Fprintf(w, "\n}\n")

	flag
		flag.go#L512: 		fmt.Fprintf(&b, "  -%s", flag.Name) // Two spaces before -; see next two comments.
		flag.go#L532: 				fmt.Fprintf(&b, " (default %q)", flag.DefValue)
		flag.go#L534: 				fmt.Fprintf(&b, " (default %v)", flag.DefValue)
		flag.go#L569: 		fmt.Fprintf(f.Output(), "Usage:\n")
		flag.go#L571: 		fmt.Fprintf(f.Output(), "Usage of %s:\n", f.name)
		flag.go#L590: 	fmt.Fprintf(CommandLine.Output(), "Usage of %s:\n", os.Args[0])

	github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream
		decode.go#L101: 	fmt.Fprintf(w, "Raw message:\n%s\n",
		decode.go#L105: 		fmt.Fprintf(w, "decodeMessage error: %v\n", decodeErr)
		decode.go#L111: 		fmt.Fprintf(w, "failed to create raw message, %v\n", err)
		decode.go#L120: 	fmt.Fprintf(w, "Decoded message:\n")
		decode.go#L123: 		fmt.Fprintf(w, "failed to generate decoded message, %v\n", err)
		encode.go#L100: 	fmt.Fprintf(w, "Message to encode:\n")
		encode.go#L103: 		fmt.Fprintf(w, "Failed to get encoded message, %v\n", err)
		encode.go#L107: 		fmt.Fprintf(w, "Encode error: %v\n", encodeErr)
		encode.go#L111: 	fmt.Fprintf(w, "Raw message:\n%s\n", hex.Dump(msgBuf.Bytes()))

	github.com/aws/smithy-go
		validation.go#L46: 	fmt.Fprintf(w, "%d validation error(s) found.\n", len(e.errs))
		validation.go#L49: 		fmt.Fprintf(w, "- %s\n", err.Error())

	github.com/aws/smithy-go/encoding/httpbinding
		path_replace.go#L89: 			fmt.Fprintf(&buf, "%%%02X", c)

	github.com/aws/smithy-go/time
		time.go#L108: 		fmt.Fprintf(&s, "\n * %q: %v", e.Format, e.Err)

	github.com/golang/mock/gomock
		callset.go#L76: 			_, _ = fmt.Fprintf(&callsErrors, "\n%v", err)
		callset.go#L87: 			_, _ = fmt.Fprintf(&callsErrors, "\n%v", err)
		callset.go#L90: 		_, _ = fmt.Fprintf(
		callset.go#L96: 		_, _ = fmt.Fprintf(&callsErrors, "there are no expected calls of the method %q for that receiver", method)

	github.com/golang/protobuf/proto
		text_encode.go#L434: 		fmt.Fprintf(w, "/* %d unknown bytes */\n", len(b))
		text_encode.go#L484: 			fmt.Fprintf(w, "%q", v)
		text_encode.go#L489: 			fmt.Fprintf(w, "/* unknown wire type %d */", wtyp)
		text_encode.go#L541: 	fmt.Fprintf(w, "[%s]:", name)

	go.uber.org/goleak
		testmain.go#L65: 			fmt.Fprintf(_osStderr, "goleak: Errors on successful test run: %v\n", err)

	go.uber.org/zap
		logger.go#L366: 			fmt.Fprintf(log.errorOutput, "%v Logger.check error: failed to get caller\n", ent.Time.UTC())
		options.go#L128: 			fmt.Fprintf(log.errorOutput, "failed to IncreaseLevel: %v\n", err)

	go.uber.org/zap/zapcore
		entry.go#L246: 			fmt.Fprintf(ce.ErrorOutput, "%v Unsafe CheckedEntry re-use near Entry %+v.\n", ce.Time, ce.Entry)
		entry.go#L258: 		fmt.Fprintf(ce.ErrorOutput, "%v write error: %v\n", ce.Time, err)

	go/ast
		commentmap.go#L336: 		fmt.Fprintf(&buf, "\t%p  %20s:  %s\n", node, s, summary(comment))
		print.go#L101: 			_, err = fmt.Fprintf(p.output, "%6d  ", p.line)
		print.go#L129: 	if _, err := fmt.Fprintf(p, format, args...); err != nil {
		scope.go#L53: 	fmt.Fprintf(&buf, "scope %p {", s)
		scope.go#L57: 			fmt.Fprintf(&buf, "\t%s %s\n", obj.Kind, obj.Name)
		scope.go#L60: 	fmt.Fprintf(&buf, "}\n")

	go/printer
		printer.go#L981: 			fmt.Fprintf(os.Stderr, "print: unsupported argument %v (%T)\n", arg, arg)

	go/scanner
		errors.go#L119: 			fmt.Fprintf(w, "%s\n", e)
		errors.go#L122: 		fmt.Fprintf(w, "%s\n", err)

	go/types
		methodset.go#L30: 		fmt.Fprintf(&buf, "\t%s\n", f)
		object.go#L404: 		fmt.Fprintf(buf, "package %s", obj.Name())
		object.go#L406: 			fmt.Fprintf(buf, " (%q)", path)
		scope.go#L218: 	fmt.Fprintf(w, "%s%s scope %p {\n", indn, s.comment, s)
		scope.go#L222: 		fmt.Fprintf(w, "%s%s\n", indn1, s.Lookup(name))
		scope.go#L231: 	fmt.Fprintf(w, "%s}\n", indn)
		selection.go#L135: 	fmt.Fprintf(&buf, ") %s", s.obj.Name())

	golang.org/x/exp/apidiff
		report.go#L61: 		if _, err := fmt.Fprintf(w, "%s\n", header); err != nil {
		report.go#L66: 		if _, err := fmt.Fprintf(w, "- %s\n", m); err != nil {

	golang.org/x/net/http2
		frame.go#L201: 				fmt.Fprintf(buf, "0x%x", 1<<i)
		frame.go#L206: 		fmt.Fprintf(buf, " stream=%d", h.StreamID)
		frame.go#L208: 	fmt.Fprintf(buf, " len=%d", h.Length)
		frame.go#L1628: 			fmt.Fprintf(&buf, " %v=%v,", s.ID, s.Val)
		frame.go#L1640: 		fmt.Fprintf(&buf, " data=%q", data)
		frame.go#L1642: 			fmt.Fprintf(&buf, " (%d bytes omitted)", len(f.Data())-max)
		frame.go#L1648: 		fmt.Fprintf(&buf, " incr=%v", f.Increment)
		frame.go#L1650: 		fmt.Fprintf(&buf, " ping=%q", f.Data[:])
		frame.go#L1652: 		fmt.Fprintf(&buf, " LastStreamID=%v ErrCode=%v Debug=%q",
		frame.go#L1655: 		fmt.Fprintf(&buf, " ErrCode=%v", f.ErrCode)

	golang.org/x/net/trace
		events.go#L386: 		fmt.Fprintf(w, "#   %s\t%s:%d\n", name, file, line)

	golang.org/x/tools/go/packages
		external.go#L92: 			fmt.Fprintf(os.Stderr, "%s stderr: <<%s>>\n", cmdDebugStr(cmd), stderr)

	golang.org/x/tools/internal/event/core
		event.go#L44: 			fmt.Fprintf(f, "\n\t%v", l)

	golang.org/x/tools/internal/typeparams
		normalize.go#L124: 	fmt.Fprintf(os.Stderr, strings.Repeat(".", depth)+format+"\n", args...)

	golang.org/x/tools/txtar
		archive.go#L61: 		fmt.Fprintf(&buf, "-- %s --\n", f.Name)

	google.golang.org/grpc
		trace.go#L80: 	fmt.Fprintf(&line, " %v deadline:", f.remoteAddr)

	google.golang.org/grpc/internal/transport
		http_util.go#L259: 				fmt.Fprintf(&sb, "%%%02X", b)
		http_util.go#L270: 				fmt.Fprintf(&sb, "%%%02X", b)

	google.golang.org/protobuf/reflect/protoregistry
		registry.go#L58: 		fmt.Fprintf(os.Stderr, "WARNING: %v\nSee %v\n\n", err, faq)

	gotest.tools/v3/internal/source
		source.go#L131: 		fmt.Fprintf(os.Stderr, "DEBUG: "+format+"\n", args...)

	html/template
		html.go#L163: 			fmt.Fprintf(b, "%s&#x%x;", s[written:i], r)
		url.go#L135: 		fmt.Fprintf(b, "%%%02x", c)

	internal/buildcfg
		cfg.go#L44: 		fmt.Fprintf(os.Stderr, "%s: %v\n", filepath.Base(os.Args[0]), Error)

	math/big
		ftoa.go#L486: 		fmt.Fprintf(s, "%%!%c(*big.Float=%s)", format, x.String())
		intconv.go#L81: 		fmt.Fprintf(s, "%%!%c(big.Int=%s)", ch, x.String())

	mime/multipart
		writer.go#L105: 		fmt.Fprintf(&b, "\r\n--%s\r\n", w.boundary)
		writer.go#L107: 		fmt.Fprintf(&b, "--%s\r\n", w.boundary)
		writer.go#L117: 			fmt.Fprintf(&b, "%s: %s\r\n", k, v)
		writer.go#L120: 	fmt.Fprintf(&b, "\r\n")
		writer.go#L177: 	_, err := fmt.Fprintf(w.w, "\r\n--%s--\r\n", w.boundary)

	net/http
		fs.go#L152: 	fmt.Fprintf(w, "<pre>\n")
		fs.go#L162: 		fmt.Fprintf(w, "<a href=\"%s\">%s</a>\n", url.String(), htmlReplacer.Replace(name))
		fs.go#L164: 	fmt.Fprintf(w, "</pre>\n")
		h2_bundle.go#L1530: 				fmt.Fprintf(buf, "0x%x", 1<<i)
		h2_bundle.go#L1535: 		fmt.Fprintf(buf, " stream=%d", h.StreamID)
		h2_bundle.go#L1537: 	fmt.Fprintf(buf, " len=%d", h.Length)
		h2_bundle.go#L2950: 			fmt.Fprintf(&buf, " %v=%v,", s.ID, s.Val)
		h2_bundle.go#L2962: 		fmt.Fprintf(&buf, " data=%q", data)
		h2_bundle.go#L2964: 			fmt.Fprintf(&buf, " (%d bytes omitted)", len(f.Data())-max)
		h2_bundle.go#L2970: 		fmt.Fprintf(&buf, " incr=%v", f.Increment)
		h2_bundle.go#L2972: 		fmt.Fprintf(&buf, " ping=%q", f.Data[:])
		h2_bundle.go#L2974: 		fmt.Fprintf(&buf, " LastStreamID=%v ErrCode=%v Debug=%q",
		h2_bundle.go#L2977: 		fmt.Fprintf(&buf, " ErrCode=%v", f.ErrCode)
		request.go#L611: 	_, err = fmt.Fprintf(w, "%s %s HTTP/1.1\r\n", valueOrDefault(r.Method, "GET"), ruri)
		request.go#L617: 	_, err = fmt.Fprintf(w, "Host: %s\r\n", host)
		request.go#L632: 		_, err = fmt.Fprintf(w, "User-Agent: %s\r\n", userAgent)
		response.go#L257: 	if _, err := fmt.Fprintf(w, "HTTP/%d.%d %03d %s\r\n", r.ProtoMajor, r.ProtoMinor, r.StatusCode, text); err != nil {
		server.go#L377: 		_, err = fmt.Fprintf(cw.res.conn.bufw, "%x\r\n", len(p))
		server.go#L1525: 		fmt.Fprintf(bw, "%03d status code %d\r\n", code, code)
		server.go#L1907: 				fmt.Fprintf(c.rwc, "HTTP/1.1 "+publicErr+errorHeaders+publicErr)
		server.go#L1920: 				fmt.Fprintf(c.rwc, "HTTP/1.1 %d %s%sUnsupported transfer encoding", code, StatusText(code), errorHeaders)
		server.go#L1928: 					fmt.Fprintf(c.rwc, "HTTP/1.1 %d %s: %s%s%d %s: %s", v.code, StatusText(v.code), v.text, errorHeaders, v.code, StatusText(v.code), v.text)
		server.go#L1932: 				fmt.Fprintf(c.rwc, "HTTP/1.1 "+publicErr+errorHeaders+publicErr)

	net/http/httptest
		server.go#L258: 		fmt.Fprintf(&buf, "  %T %p %v in state %v\n", c, c, c.RemoteAddr(), st)

	net/http/httputil
		dump.go#L243: 	fmt.Fprintf(&b, "%s %s HTTP/%d.%d\r\n", valueOrDefault(req.Method, "GET"),
		dump.go#L253: 			fmt.Fprintf(&b, "Host: %s\r\n", host)
		dump.go#L259: 		fmt.Fprintf(&b, "Transfer-Encoding: %s\r\n", strings.Join(req.TransferEncoding, ","))
		dump.go#L262: 		fmt.Fprintf(&b, "Connection: close\r\n")

	net/http/internal
		chunked.go#L209: 	if _, err = fmt.Fprintf(cw.Wire, "%x\r\n", len(data)); err != nil {

	net/http/pprof
		pprof.go#L189: 	fmt.Fprintf(&buf, "num_symbols: 1\n")
		pprof.go#L207: 				fmt.Fprintf(&buf, "%#x %s\n", pc, f.Name())
		pprof.go#L215: 				fmt.Fprintf(&buf, "reading request: %v\n", err)
		pprof.go#L429: 		fmt.Fprintf(&b, "<tr><td>%d</td><td><a href='%s'>%s</a></td></tr>\n", profile.Count, link, html.EscapeString(profile.Name))
		pprof.go#L440: 		fmt.Fprintf(&b, "<li><div class=profile-name>%s: </div> %s</li>\n", html.EscapeString(profile.Name), html.EscapeString(profile.Desc))

	net/textproto
		writer.go#L31: 	fmt.Fprintf(w.W, format, args...)

	runtime/debug
		mod.go#L79: 		fmt.Fprintf(buf, "go\t%s\n", bi.GoVersion)
		mod.go#L82: 		fmt.Fprintf(buf, "path\t%s\n", bi.Path)
		mod.go#L115: 		fmt.Fprintf(buf, "build\t%s=%s\n", key, value)

	runtime/pprof
		pprof.go#L410: 		fmt.Fprintf(&buf, "@")
		pprof.go#L412: 			fmt.Fprintf(&buf, " %#x", pc)
		pprof.go#L438: 		fmt.Fprintf(tw, "%s profile: total %d\n", name, p.Len())
		pprof.go#L440: 			fmt.Fprintf(tw, "%d %s\n", count[k], k)
		pprof.go#L501: 			fmt.Fprintf(w, "#\t%#x\n", frame.PC)
		pprof.go#L506: 			fmt.Fprintf(w, "#\t%#x\t%s+%#x\t%s:%d\n", frame.PC, name, frame.PC-frame.Entry, frame.File, frame.Line)
		pprof.go#L518: 	fmt.Fprintf(w, "\n")
		pprof.go#L598: 	fmt.Fprintf(w, "heap profile: %d: %d [%d: %d] @ heap/%d\n",
		pprof.go#L605: 		fmt.Fprintf(w, "%d: %d [%d: %d] @",
		pprof.go#L609: 			fmt.Fprintf(w, " %#x", pc)
		pprof.go#L611: 		fmt.Fprintf(w, "\n")
		pprof.go#L618: 	fmt.Fprintf(w, "\n# runtime.MemStats\n")
		pprof.go#L619: 	fmt.Fprintf(w, "# Alloc = %d\n", s.Alloc)
		pprof.go#L620: 	fmt.Fprintf(w, "# TotalAlloc = %d\n", s.TotalAlloc)
		pprof.go#L621: 	fmt.Fprintf(w, "# Sys = %d\n", s.Sys)
		pprof.go#L622: 	fmt.Fprintf(w, "# Lookups = %d\n", s.Lookups)
		pprof.go#L623: 	fmt.Fprintf(w, "# Mallocs = %d\n", s.Mallocs)
		pprof.go#L624: 	fmt.Fprintf(w, "# Frees = %d\n", s.Frees)
		pprof.go#L626: 	fmt.Fprintf(w, "# HeapAlloc = %d\n", s.HeapAlloc)
		pprof.go#L627: 	fmt.Fprintf(w, "# HeapSys = %d\n", s.HeapSys)
		pprof.go#L628: 	fmt.Fprintf(w, "# HeapIdle = %d\n", s.HeapIdle)
		pprof.go#L629: 	fmt.Fprintf(w, "# HeapInuse = %d\n", s.HeapInuse)
		pprof.go#L630: 	fmt.Fprintf(w, "# HeapReleased = %d\n", s.HeapReleased)
		pprof.go#L631: 	fmt.Fprintf(w, "# HeapObjects = %d\n", s.HeapObjects)
		pprof.go#L633: 	fmt.Fprintf(w, "# Stack = %d / %d\n", s.StackInuse, s.StackSys)
		pprof.go#L634: 	fmt.Fprintf(w, "# MSpan = %d / %d\n", s.MSpanInuse, s.MSpanSys)
		pprof.go#L635: 	fmt.Fprintf(w, "# MCache = %d / %d\n", s.MCacheInuse, s.MCacheSys)
		pprof.go#L636: 	fmt.Fprintf(w, "# BuckHashSys = %d\n", s.BuckHashSys)
		pprof.go#L637: 	fmt.Fprintf(w, "# GCSys = %d\n", s.GCSys)
		pprof.go#L638: 	fmt.Fprintf(w, "# OtherSys = %d\n", s.OtherSys)
		pprof.go#L640: 	fmt.Fprintf(w, "# NextGC = %d\n", s.NextGC)
		pprof.go#L641: 	fmt.Fprintf(w, "# LastGC = %d\n", s.LastGC)
		pprof.go#L642: 	fmt.Fprintf(w, "# PauseNs = %d\n", s.PauseNs)
		pprof.go#L643: 	fmt.Fprintf(w, "# PauseEnd = %d\n", s.PauseEnd)
		pprof.go#L644: 	fmt.Fprintf(w, "# NumGC = %d\n", s.NumGC)
		pprof.go#L645: 	fmt.Fprintf(w, "# NumForcedGC = %d\n", s.NumForcedGC)
		pprof.go#L646: 	fmt.Fprintf(w, "# GCCPUFraction = %v\n", s.GCCPUFraction)
		pprof.go#L647: 	fmt.Fprintf(w, "# DebugGC = %v\n", s.DebugGC)
		pprof.go#L886: 	fmt.Fprintf(w, "--- %v:\n", name)
		pprof.go#L887: 	fmt.Fprintf(w, "cycles/second=%v\n", runtime_cyclesPerSecond())
		pprof.go#L889: 		fmt.Fprintf(w, "sampling period=%d\n", runtime.SetMutexProfileFraction(-1))
		pprof.go#L893: 		fmt.Fprintf(w, "%v %v @", r.Cycles, r.Count)
		pprof.go#L895: 			fmt.Fprintf(w, " %#x", pc)
		pprof_rusage.go#L30: 	fmt.Fprintf(w, "# MaxRSS = %d\n", uintptr(rusage.Maxrss)*rssToBytes)

	testing
		benchmark.go#L237: 		fmt.Fprintf(b.w, "--- FAIL: %s\n%s", b.name, b.output)
		benchmark.go#L252: 			fmt.Fprintf(b.w, "--- %s: %s\n%s", tag, b.name, b.output)
		benchmark.go#L265: 		fmt.Fprintf(b.w, "goos: %s\n", runtime.GOOS)
		benchmark.go#L266: 		fmt.Fprintf(b.w, "goarch: %s\n", runtime.GOARCH)
		benchmark.go#L268: 			fmt.Fprintf(b.w, "pkg: %s\n", b.importPath)
		benchmark.go#L271: 			fmt.Fprintf(b.w, "cpu: %s\n", cpu)
		benchmark.go#L426: 	fmt.Fprintf(buf, "%8d", r.N)
		benchmark.go#L439: 		fmt.Fprintf(buf, "\t%7.2f MB/s", mbs)
		benchmark.go#L485: 	fmt.Fprintf(w, format, x, unit)
		benchmark.go#L572: 				fmt.Fprintf(b.w, "%-*s\t", ctx.maxLen, benchName)
		benchmark.go#L594: 				fmt.Fprintf(b.w, "--- FAIL: %s\n%s", benchName, b.output)
		benchmark.go#L599: 				fmt.Fprintf(b.w, "%-*s\t", ctx.maxLen, benchName)
		benchmark.go#L609: 				fmt.Fprintf(b.w, "--- BENCH: %s\n%s", benchName, b.output)
		benchmark.go#L612: 				fmt.Fprintf(os.Stderr, "testing: %s left GOMAXPROCS set to %d\n", benchName, p)
		cover.go#L74: 		fmt.Fprintf(os.Stderr, "testing: %s\n", err)
		cover.go#L86: 		fmt.Fprintf(f, "mode: %s\n", cover.Mode)
		cover.go#L102: 				_, err := fmt.Fprintf(f, "%s:%d.%d,%d.%d %d %d\n", name,
		example.go#L37: 			fmt.Fprintf(os.Stderr, "testing: invalid regexp for -test.run: %s\n", err)
		fuzz.go#L364: 			fmt.Fprintf(f.w, "%v\n", err)
		fuzz.go#L367: 				fmt.Fprintf(f.w, "Failing input written to %s\n", crashPath)
		fuzz.go#L369: 				fmt.Fprintf(f.w, "To re-run:\ngo test -run=%s/%s\n", f.name, testName)
		fuzz.go#L569: 		fmt.Fprintf(os.Stderr, "testing: will not fuzz, -fuzz matches more than one fuzz test: %v\n", matched)
		match.go#L55: 			fmt.Fprintf(os.Stderr, "testing: invalid regexp for %s\n", err)
		run_example.go#L40: 			fmt.Fprintf(os.Stderr, "testing: copying pipe: %v\n", err)
		testing.go#L464: 	fmt.Fprintf(p.w, format, args...)
		testing.go#L476: 		fmt.Fprintf(p.w, "=== CONT  %s\n", testName)
		testing.go#L480: 	fmt.Fprintf(p.w, format, args...)
		testing.go#L664: 	fmt.Fprintf(buf, "%s:%d: ", file, line)
		testing.go#L710: 		fmt.Fprintf(p.w, format, args...)
		testing.go#L1385: 					fmt.Fprintf(root.parent.w, "cleanup panicked with %v", r)
		testing.go#L1770: 		fmt.Fprintf(os.Stderr, "testing: invalid regexp in -test.list (%q): %s\n", *matchList, err)
		testing.go#L1862: 			fmt.Fprintf(os.Stderr, "testing: %s\n", err)
		testing.go#L1866: 			fmt.Fprintf(os.Stderr, "testing: can't start cpu profile: %s\n", err)
		testing.go#L1875: 			fmt.Fprintf(os.Stderr, "testing: %s\n", err)
		testing.go#L1879: 			fmt.Fprintf(os.Stderr, "testing: can't start tracing: %s\n", err)
		testing.go#L1892: 		fmt.Fprintf(os.Stderr, "testing: cannot use -test.coverprofile because test binary was not built with coverage enabled\n")
		testing.go#L1909: 			fmt.Fprintf(os.Stderr, "testing: %s\n", err)
		testing.go#L1937: 			fmt.Fprintf(os.Stderr, "testing: can't write %s: %s\n", *testlog, err)
		testing.go#L1941: 			fmt.Fprintf(os.Stderr, "testing: can't write %s: %s\n", *testlog, err)
		testing.go#L1954: 			fmt.Fprintf(os.Stderr, "testing: %s\n", err)
		testing.go#L1959: 			fmt.Fprintf(os.Stderr, "testing: can't write %s: %s\n", *memProfile, err)
		testing.go#L1967: 			fmt.Fprintf(os.Stderr, "testing: %s\n", err)
		testing.go#L1971: 			fmt.Fprintf(os.Stderr, "testing: can't write %s: %s\n", *blockProfile, err)
		testing.go#L1979: 			fmt.Fprintf(os.Stderr, "testing: %s\n", err)
		testing.go#L1983: 			fmt.Fprintf(os.Stderr, "testing: can't write %s: %s\n", *mutexProfile, err)
		testing.go#L2049: 			fmt.Fprintf(os.Stderr, "testing: invalid value %q for -test.cpu\n", val)

	text/template
		exec.go#L242: 		fmt.Fprintf(&b, "%q", name)
		funcs.go#L691: 				fmt.Fprintf(w, "\\u%04X", r)