<pre class="notranslate">$ cd fmt
$ go vet -x
/Users/r/go/pkg/tool/darwin_amd64/vet doc.go export_test.go fmt_test.go format.go
print.go scan.go scan_test.go stringer_test.go
$ # Add the -v flag
$ /Users/r/go/pkg/tool/darwin_amd64/vet -v doc.go export_test.go fmt_test.go format.go
print.go scan.go scan_test.go stringer_test.go

see lots of incorrect errors because:

vet: fmt_test.go:5:1: package fmt_test; expected fmt

$ # Do this instead, breaking the arguments into two runs of distinct packages.
$ # The warnings here are legitimate.
$
$ /Users/r/go/pkg/tool/darwin_amd64/vet -v doc.go export_test.go format.go print.go
scan.go
Checking file doc.go
Checking file export_test.go
Checking file format.go
Checking file print.go
print.go:229: can't check non-constant format in call to Fprintf
print.go:244: can't check non-constant format in call to Sprintf
Checking file scan.go
$ /Users/r/go/pkg/tool/darwin_amd64/vet -v fmt_test.go scan_test.go stringer_test.go
vet: fmt_test.go:957:6: undeclared name: IsSpace
Checking file fmt_test.go  ##### This one is problematic; it's in export_test.go in
package fmt.
fmt_test.go:522: can't check non-constant format in call to Sprintf
fmt_test.go:596: can't check non-constant format in call to Sprintf
fmt_test.go:724: can't check non-constant format in call to Sprintf
fmt_test.go:748: can't check non-constant format in call to Sprintf
fmt_test.go:859: can't check non-constant format in call to Sprintf
fmt_test.go:912: can't check non-constant format in call to Sprintf
fmt_test.go:968: arg nil for printf verb %s of wrong type: untyped nil
Checking file scan_test.go
Checking file stringer_test.go
$

The question is, who should do this breakdown?</pre>
<p dir="auto">by <strong>vinay.ys</strong>:</p>
<pre class="notranslate">Fresh build of the latest tip (parent: 19011:ae14bde9ce3c tip) failed reflect test.
Build log is attached.

What steps will reproduce the problem?
Reran ./all.bash and it succeeded fine. So, no simple reproduction


Which compiler are you using (5g, 6g, 8g, gccgo)?


Which operating system are you using?
13.0.2 Darwin Kernel Version 13.0.2: Sun Sep 29 19:38:57 PDT 2013;
root:xnu-2422.75.4~1/RELEASE_X86_64 x86_64

Which version are you using?  (run 'go version')
$ hg summary
parent: 19011:ae14bde9ce3c tip
 A+C: Denis Brandolini (individual CLA)
branch: default
commit: (clean)
update: (current)


Please provide any additional information below.
Attached log file contains the crash trace.</pre>
<p dir="auto">Attachments:</p>
<ol dir="auto">
<li><a href="https://storage.googleapis.com/go-attachment/7273/0/golang-build-failure-ae14bde9ce3c.log" rel="nofollow">golang-build-failure-ae14bde9ce3c.log</a> (3316 bytes)</li>
</ol>