$ juju bootstrap dc-test datacentred
panic: runtime error: slice bounds out of range

goroutine 1 [running]:
panic(0x1fb2b00, 0xc82000e0f0)
	/usr/lib/go-1.6/src/runtime/panic.go:464 +0x3e6
github.com/juju/juju/provider/openstack.identityClientVersion(0xc820432720, 0x24, 0xc820137f80, 0x0, 0x0)
	/build/juju-core-mNp_VV/juju-core-2.0-beta8/src/github.com/juju/juju/provider/openstack/provider.go:726 +0x265
github.com/juju/juju/provider/openstack.authClient(0xc8202735f0, 0x0, 0x0, 0x0, 0x0)
	/build/juju-core-mNp_VV/juju-core-2.0-beta8/src/github.com/juju/juju/provider/openstack/provider.go:651 +0x139
github.com/juju/juju/provider/openstack.(*Environ).SetConfig(0xc8203f6000, 0xc820136300, 0x0, 0x0)
	/build/juju-core-mNp_VV/juju-core-2.0-beta8/src/github.com/juju/juju/provider/openstack/provider.go:707 +0x135
github.com/juju/juju/provider/openstack.EnvironProvider.Open(0x7fac688820b8, 0x375b758, 0x7fac688820e8, 0x375b758, 0x7fac68882120, 0x375b758, 0xc820136300, 0x0, 0x0, 0x0, ...)
	/build/juju-core-mNp_VV/juju-core-2.0-beta8/src/github.com/juju/juju/provider/openstack/provider.go:80 +0x259
github.com/juju/juju/provider/openstack.EnvironProvider.PrepareForBootstrap(0x7fac688820b8, 0x375b758, 0x7fac688820e8, 0x375b758, 0x7fac68882120, 0x375b758, 0x7fac688c7b68, 0xc82017eec0, 0xc820136300, 0x0, ...)
	/build/juju-core-mNp_VV/juju-core-2.0-beta8/src/github.com/juju/juju/provider/openstack/provider.go:157 +0x9a
github.com/juju/juju/provider/openstack.(*EnvironProvider).PrepareForBootstrap(0x373b3e0, 0x7fac688c7b68, 0xc82017eec0, 0xc820136300, 0x0, 0x0, 0x0, 0x0)
	<autogenerated>:378 +0xde
github.com/juju/juju/environs.prepare(0x7fac688c7b68, 0xc82017eec0, 0x7fac68882148, 0x373b3e0, 0xc82032d620, 0xc8201c5d00, 0xd, 0x7ffd3c6022e8, 0xb, 0xc82017e290, ...)
	/build/juju-core-mNp_VV/juju-core-2.0-beta8/src/github.com/juju/juju/environs/open.go:171 +0x3ef
github.com/juju/juju/environs.Prepare(0x7fac688c7b68, 0xc82017eec0, 0x7fac68886cb0, 0x375b758, 0xc82032d620, 0xc8201c5d00, 0xd, 0x7ffd3c6022e8, 0xb, 0xc82017e290, ...)
	/build/juju-core-mNp_VV/juju-core-2.0-beta8/src/github.com/juju/juju/environs/open.go:102 +0x535
github.com/juju/juju/cmd/juju/commands.(*bootstrapCommand).Run(0xc82033a600, 0xc820348370, 0x0, 0x0)
	/build/juju-core-mNp_VV/juju-core-2.0-beta8/src/github.com/juju/juju/cmd/juju/commands/bootstrap.go:400 +0x1dba
github.com/juju/juju/cmd/modelcmd.(*modelCommandWrapper).Run(0xc8204329c0, 0xc820348370, 0x0, 0x0)
	/build/juju-core-mNp_VV/juju-core-2.0-beta8/src/github.com/juju/juju/cmd/modelcmd/modelcommand.go:276 +0x4f
github.com/juju/juju/cmd/modelcmd.(*baseCommandWrapper).Run(0xc82033eec0, 0xc820348370, 0x0, 0x0)
	/build/juju-core-mNp_VV/juju-core-2.0-beta8/src/github.com/juju/juju/cmd/modelcmd/base.go:205 +0xd4
github.com/juju/cmd.(*SuperCommand).Run(0xc8201c9a00, 0xc820348370, 0x0, 0x0)
	/build/juju-core-mNp_VV/juju-core-2.0-beta8/src/github.com/juju/cmd/supercommand.go:446 +0x688
github.com/juju/cmd.Main(0x7fac6888b318, 0xc8201c9a00, 0xc820348370, 0xc82000a350, 0x3, 0x3, 0x4ae70a)
	/build/juju-core-mNp_VV/juju-core-2.0-beta8/src/github.com/juju/cmd/cmd.go:280 +0x2f0
github.com/juju/juju/cmd/juju/commands.main.Run(0x2a91078, 0xc82000a340, 0x4, 0x4, 0xc8202c6d80)
	/build/juju-core-mNp_VV/juju-core-2.0-beta8/src/github.com/juju/juju/cmd/juju/commands/main.go:148 +0x5bb
github.com/juju/juju/cmd/juju/commands.Main(0xc82000a340, 0x4, 0x4, 0xc820000180)
	/build/juju-core-mNp_VV/juju-core-2.0-beta8/src/github.com/juju/juju/cmd/juju/commands/main.go:113 +0x48
main.main()
	/build/juju-core-mNp_VV/juju-core-2.0-beta8/src/github.com/juju/juju/cmd/juju/main.go:27 +0x3b