Failure in Spec Setup (BeforeEach) [12.061 seconds]
[k8s.io] Container
/home/travis/gopath/src/github.com/kubernetes-sigs/cri-tools/pkg/framework/framework.go:72
  runtime should support basic operations on container
  /home/travis/gopath/src/github.com/kubernetes-sigs/cri-tools/pkg/validate/container.go:68
    runtime should support execSync with timeout [Conformance] [BeforeEach]
    /home/travis/gopath/src/github.com/kubernetes-sigs/cri-tools/pkg/validate/container.go:132
    failed to create PodSandbox: rpc error: code = Unknown desc = failed to setup network for sandbox "aa2ebdf7cea1621c1c3bad8e96b68f8de1d772ab143bb63e4a8e5f2e7ad2e721": failed to set bridge addr: could not add IP address to "cni0": file exists
    Unexpected error:
        <*status.statusError | 0xc0004280a0>: {
            Code: 2,
            Message: "failed to setup network for sandbox \"aa2ebdf7cea1621c1c3bad8e96b68f8de1d772ab143bb63e4a8e5f2e7ad2e721\": failed to set bridge addr: could not add IP address to \"cni0\": file exists",
            Details: nil,
            XXX_NoUnkeyedLiteral: {},
            XXX_unrecognized: nil,
            XXX_sizecache: 0,
        }
        rpc error: code = Unknown desc = failed to setup network for sandbox "aa2ebdf7cea1621c1c3bad8e96b68f8de1d772ab143bb63e4a8e5f2e7ad2e721": failed to set bridge addr: could not add IP address to "cni0": file exists
    occurred
    /home/travis/gopath/src/github.com/kubernetes-sigs/cri-tools/pkg/framework/util.go:214