if (var.equalsType(t)) {
          // cycle detected, remove the entire cycle from the mapping so that
          // each type variable resolves deterministically to itself.
          // Otherwise, an F -> T cycle will end up resolving both F and T
          // nondeterministically to either F or T.

There are a few ways to prevent these:

import org.junit.jupiter.api.AfterEach
import org.junit.jupiter.api.Test

/**
 * Unit test for [FastFallbackExchangeFinder] implementation details.
 *
 * This test uses [TaskFaker] to deterministically test racy code. Each function in this test has
 * the same structure:
 *
 *  * prepare a set of plans, each with a predictable connect delay
 *  * attempt to find a connection

		globalServerConfig[subSys] = s[subSys]
	}
	if len(errs) > 0 {
		return errors.Join(errs...)
	}
	return nil
}

// autoGenerateRootCredentials generates root credentials deterministically if
// a KMS is configured, no manual credentials have been specified and if root
// access is disabled.
func autoGenerateRootCredentials() {
	if GlobalKMS == nil {
		return
	}

        if (var.equalsType(t)) {
          // cycle detected, remove the entire cycle from the mapping so that
          // each type variable resolves deterministically to itself.
          // Otherwise, an F -> T cycle will end up resolving both F and T
          // nondeterministically to either F or T.