Comment 1:

This is a build breakage that I could reproduce trivially at
% hg tip
changeset:   244:cb8ea63f56f8
tag:         tip
user:        Andrew Gerrand <adg@golang.org>
date:        Fri Aug 16 13:44:52 2013 +1000
summary:     go.tools/cmd/godoc: redirect old pkg/cmd paths
%

Labels changed: added priority-asap, removed priority-triage, go1.2maybe.

Status changed to Accepted.

Comment 2:

Alan: this looks like it's in your court.

Owner changed to @adonovan.

Comment 3 by capnm9:

I believe the go tool creates (or nukes) too early the needed directories.
go test code.google.com/p/go.tools/... -x -work
WORK=/tmp/go-build832309492
mkdir -p $WORK/code.google.com/p/go.tools/cmd/cover/_test/code.google.com/p/go.tools/cmd/
mkdir -p $WORK/code.google.com/p/go.tools/cmd/godoc/_test/code.google.com/p/go.tools/cmd/
mkdir -p $WORK/code.google.com/p/go.tools/cmd/vet/_test/code.google.com/p/go.tools/cmd/
mkdir -p $WORK/code.google.com/p/go.tools/go/exact/_test/code.google.com/p/go.tools/go/
mkdir -p $WORK/code.google.com/p/go.tools/go/types/_test/code.google.com/p/go.tools/go/
mkdir -p
$WORK/code.google.com/p/go.tools/go/types/typemap/_test/code.google.com/p/go.tools/go/types/
mkdir -p $WORK/code.google.com/p/go.tools/go/vcs/_test/code.google.com/p/go.tools/go/
mkdir -p $WORK/code.google.com/p/go.tools/importer/_test/code.google.com/p/go.tools/
...
mkdir -p $WORK/code.google.com/p/go.tools/importer/_test/
cd /df/go-lib/src/code.google.com/p/go.tools/importer
/df/go/pkg/tool/linux_amd64/6g -o $WORK/code.google.com/p/go.tools/importer/_test/_go_.6
-p code.google.com/p/go.tools/importer_test -complete -D
_/df/go-lib/src/code.google.com/p/go.tools/importer -I $WORK -I
/df/go-lib/pkg/linux_amd64 ./source_test.go
/data4/go/pkg/tool/linux_amd64/pack grcP $WORK
$WORK/code.google.com/p/go.tools/importer/_test/code.google.com/p/go.tools/importer_test.a
$WORK/code.google.com/p/go.tools/importer/_test/_go_.6
# code.google.com/p/go.tools/importer_test
pack: cannot create
$WORK/code.google.com/p/go.tools/importer/_test/code.google.com/p/go.tools/importer_test.a:
No such file or directory
$WORK/code.google.com/p/go.tools/importer/_test/importer.test
tree $WORK
/tmp/go-build991757215
└── code.google.com
    └── p
        └── go.tools
            ├── importer
            │   └── _test
            │       └── _go_.6
            └── ssa
                ├── interp
                │   └── _test
                │       └── _go_.6
                └── _test
                    └── _go_.6

Comment 4 by capnm9:

Indeed, it seems that the tests are not broken as such.
export GOARCH=amd64
go test code.google.com/p/go.tools/ssa code.google.com/p/go.tools/go/vcs
ok      code.google.com/p/go.tools/ssa  8.717s
ok      code.google.com/p/go.tools/go/vcs   0.393s
go test code.google.com/p/go.tools/go/types
ok      code.google.com/p/go.tools/go/types 13.820s
go test code.google.com/p/go.tools/ssa code.google.com/p/go.tools/go/vcs
code.google.com/p/go.tools/go/types
# code.google.com/p/go.tools/go/types
pack: cannot create
$WORK/code.google.com/p/go.tools/go/types/_test/code.google.com/p/go.tools/go/types.a:
No such file or directory
ok      code.google.com/p/go.tools/ssa  8.853s
ok      code.google.com/p/go.tools/go/vcs   0.600s
FAIL    code.google.com/p/go.tools/go/types [build failed]

Comment 5:

Fixed by https://golang.org/cl/12796045

Status changed to Fixed.