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Proof step 98 from proof hasSharing-addobj-same (previous step)

fis[sk] = refval(r0), fis[sk0] = refval(r0), fis .keys = instfields(class), validfieldinits(str, fis, st), newref(r, st), sk ∈ fis, sk0 ∈ fis ⊦ sk0 = sk, r0 = jvmref, r = jvmref, dups(instfields(class)), junkref(str, r, addobj(r, class, fis, st)), sk ∈ instfields(class) ∧ sk0 ∈ instfields(class)

User applied rule insert equation

And closed the goal!

Rule argument

[inserteqarg: pos: left 3,T,T,()]

Additional information

[[CONCRETESIMPRULES : ([CSIMPNAMEDSEQ : okfuns, , keys-notin-02, ⊦ ¬ sk ∈ fis .keys → ¬ sk ∈ fis])]]