! exec pint --no-color lint rules
! stdout .
cmp stderr stderr.txt

-- stderr.txt --
level=INFO msg="Loading configuration file" path=.pint.hcl
level=ERROR msg="Execution completed with error(s)" err="failed to load config file \".pint.hcl\": template: regexp:1:126: executing \"regexp\" at <nil>: nil is not a command"
-- rules/0001.yml --
- alert: Instance Is Down 1
  expr: up == 0

-- .pint.hcl --
parser {
  relaxed = [".*"]
}
rule {
  match {
    for = "> 0"
  }

  annotation "alert_for" {
    required = true
    value    = "{{ nil }}"
    severity = "bug"
  }
}
