Checking /nix/store/skhnmflz7lfpjrvzdlxjj466x92iaq3w-fleet-alert-rules.yaml
  SUCCESS: 7 rules found

Checking /nix/store/mx29cmv3lpwn38r28dmphxz5mvjj3f6i-fleet-alert-rules-malformed.yaml
  FAILED:
/nix/store/mx29cmv3lpwn38r28dmphxz5mvjj3f6i-fleet-alert-rules-malformed.yaml: 1:758: group "fleet-alert", rule 2, "HostOOMKill": could not parse expression: 1:39: parse error: unclosed left parenthesis
mutant malformedExpression rejected