Fair number of hits lately:

https://search.ci.openshift.org/?search=reading+EC2+EIP.*couldn%27t+find+resource&maxAge=168h&context=1&type=bug%2Bissue%2Bjunit&name=&excludeName=&maxMatches=5&maxBytes=20971520&groupBy=job

Example: https://prow.ci.openshift.org/view/gs/origin-ci-test/logs/periodic-ci-openshift-release-master-nightly-4.13-e2e-aws-sdn/1595035159592177664

level=error msg=Error: reading EC2 EIP (eipalloc-0e0dfa18d77003cff): couldn't find resource
level=error
level=error msg= with module.vpc.aws_eip.nat_eip[1],
level=error msg= on vpc/vpc-public.tf line 68, in resource "aws_eip" "nat_eip":
level=error msg= 68: resource "aws_eip" "nat_eip" {
level=error
level=error msg=failed to fetch Cluster: failed to generate asset "Cluster": failure applying terraform for "cluster" stage: failed to create cluster: failed to apply Terraform: exit status 1
level=error
level=error msg=Error: reading EC2 EIP (eipalloc-0e0dfa18d77003cff): couldn't find resource
level=error
level=error msg= with module.vpc.aws_eip.nat_eip[1],
level=error msg= on vpc/vpc-public.tf line 68, in resource "aws_eip" "nat_eip":
level=error msg= 68: resource "aws_eip" "nat_eip" {