ContextReceiver[name: Ctx1; isMutated: false; displayText: this@Ctx1]
    context(R|Ctx1|, R|Ctx2|)
    fun foo(): R|kotlin/Unit|
    R|Ctx1|
ContextReceiver[name: Ctx2; isMutated: false; displayText: this@Ctx2]
    context(R|Ctx1|, R|Ctx2|)
    fun foo(): R|kotlin/Unit|
    R|Ctx2|
