result code = -1
standard error = {
tests/diagnostics/interface-requirement-not-satisfied.slang(10): error 38100: type 'T' does not provide required interface member 'bar'
struct T : IFoo
           ^~~~
tests/diagnostics/interface-requirement-not-satisfied.slang(7): note: see declaration of 'bar'
    void bar();
         ^~~
}
standard output = {
}