What steps will reproduce the problem? If possible, provide source code and stack trace. 1. use multiple assignment in when: 2. put anything in cleanup:

What version of Spock and Groovy are you using? spock-core v0.7-groovy-2.0 gmavenplus-plugin v1.2 groovy v2.3.3 java v1.7.0_60

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import spock.lang.Specification class ListReturnExample extends Specification {

def "no worky" ()
{
    when:
    def (String foo, int bar) = ["foo", 42] // problem line
    def baz = "baz"

    then:
    true

    cleanup:
    println "cleanup"
}

}