libv8 version 3.1.8.22-1ubuntu1 failed to build in oneiric

libv8 version 3.1.8.22-1ubuntu1 failed to build in oneiric
Link to failed build: https://launchpad.net/ubuntu/+source/libv8/3.1.8.22-1ubuntu1/+build/2785634

Details about the rebuild:
http://people.ubuntuwire.org/~wgrant/rebuild-ftbfs-test/test-rebuild-20110816-oneiric.html

Direct link to the build log: https://launchpad.net/ubuntu/+source/libv8/3.1.8.22-1ubuntu1/+build/2785634/+files/buildlog_ubuntu-oneiric-amd64.libv8_3.1.8.22-1ubuntu1_FAILEDTOBUILD.txt.gz

This log snippet might be of interest, since it triggered the matcher 'Purging chroot-autobuild'.
Excerpt 5301 lines into the build log:

Starting release regress-73...
Done running release regress-73: pass
Starting release regress-75...
Done running release regress-75: pass

=== release array-length ===
Path: mjsunit/compiler/array-length
Command: /build/buildd/libv8-3.1.8.22/shell --stress-opt --always-opt /build/buildd/libv8-3.1.8.22/test/mjsunit/mjsunit.js /build/buildd/libv8-3.1.8.22/test/mjsunit/compiler/array-length.js
--- TIMEOUT ---

===
=== 1 tests failed
===
make: *** [common-post-build-impl] Error 1
dpkg-buildpackage: error: /usr/bin/fakeroot debian/rules binary-arch gave error exit status 2
******************************************************************************
Build finished at 20110914-2350
FAILED [dpkg-buildpackage died]
Purging chroot-autobuild/build/buildd/libv8-3.1.8.22