[short] skip

# Disable vet, as its "tests" analyzer would report the same problem statically.

! go test -vet=off .
stdout '^panic: testing: fuzz target must not return a value \[recovered, repanicked\]$'

-- go.mod --
module test
go 1.18
-- x_test.go --
package test

import "testing"

func Fuzz_returnErr(f *testing.F) {
	f.Add("hello, validation!")
	f.Fuzz(func(t *testing.T, in string) string {
		return in
	})
}
