Anyone has seen this happen? I am trying to run some integration tests. Started happening all of a sudden

➜ resources (main) ✗ go test
# <http://github.com/pulumi/pulumi/pkg/v3/resource/deploy|github.com/pulumi/pulumi/pkg/v3/resource/deploy>
../../../../../../go/pkg/mod/github.com/pulumi/pulumi/pkg/v3@v3.35.1/resource/deploy/plan.go:137:21: undefined: resource.Alias
../../../../../../go/pkg/mod/github.com/pulumi/pulumi/pkg/v3@v3.35.1/resource/deploy/plan.go:205:53: undefined: resource.Alias
../../../../../../go/pkg/mod/github.com/pulumi/pulumi/pkg/v3@v3.35.1/resource/deploy/plan.go:207:23: undefined: resource.Alias
../../../../../../go/pkg/mod/github.com/pulumi/pulumi/pkg/v3@v3.35.1/resource/deploy/plan.go:212:23: undefined: resource.Alias
../../../../../../go/pkg/mod/github.com/pulumi/pulumi/pkg/v3@v3.35.1/resource/deploy/plan.go:321:29: undefined: resource.Alias
../../../../../../go/pkg/mod/github.com/pulumi/pulumi/pkg/v3@v3.35.1/resource/deploy/plan.go:323:38: undefined: resource.Alias
../../../../../../go/pkg/mod/github.com/pulumi/pulumi/pkg/v3@v3.35.1/resource/deploy/step_generator.go:339:81: undefined: resource.Alias
../../../../../../go/pkg/mod/github.com/pulumi/pulumi/pkg/v3@v3.35.1/resource/deploy/source_eval.go:986:24: undefined: resource.Alias
../../../../../../go/pkg/mod/github.com/pulumi/pulumi/pkg/v3@v3.35.1/resource/deploy/source_eval.go:987:31: req.GetUrnAliases undefined (type *pulumirpc.RegisterResourceRequest has no field or method GetUrnAliases)
../../../../../../go/pkg/mod/github.com/pulumi/pulumi/pkg/v3@v3.35.1/resource/deploy/source_eval.go:988:38: undefined: resource.Alias
../../../../../../go/pkg/mod/github.com/pulumi/pulumi/pkg/v3@v3.35.1/resource/deploy/source_eval.go:988:38: too many errors
FAIL	<http://github.com/aetion/aep-base-infra/internal/resources|github.com/aetion/aep-base-infra/internal/resources> [build failed]