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Proof step 12 from proof inv-commit (previous step)

err0 = ESUCCESS, remove-refsize0(gstore1) = gstore1, elems nx ∩ ginval4 = ∅, dom remove-refsize0(gstore2) ∩ ginval4 = ∅, dom gstore1 ∪ elems nx = dom gstore2 ∪ ginval4, inv(gstore1), inv(gstore2 \ ginval4), ri-inj(fi1), ri-inj(fi2), ⌊err0⌋ ∨ err0 = ESUCCESS ⊦ ⟪ginval4 := ∅; ginval := ginval1; nx := []; maxino := maxino0; fi1 := fi2; ginval1 := ?⟫ ( inv(remove-refsize0(gstore2) \ ginval4) ∧ inv(remove-refsize0(gstore2)) ∧ elems nx ∩ ginval4 = ∅ ∧ ¬ dups(nx) ∧ dom remove-refsize0(gstore2) ∪ elems nx = dom remove-refsize0(gstore2) ∪ ginval4 ∧ remove-refsize0(remove-refsize0(gstore2)) = remove-refsize0(gstore2) ∧ ri-inj(fi1)), dups(nx)

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Proof step 13:
err0 = ESUCCESS, remove-refsize0(gstore1) = gstore1, dom remove-refsize0(gstore2) ∩ ginval4 = ∅, elems nx ∩ ginval4 = ∅, dom gstore1 ∪ elems nx = dom gstore2 ∪ ginval4, inv(gstore2 \ ginval4), inv(gstore1), ri-inj(fi2), ri-inj(fi1), ⌊err0⌋ ∨ err0 = ESUCCESS ⊦ ⟪ginval := ginval1; nx := []; maxino := maxino0; fi1 := fi2; ginval1 := ?⟫ ( inv(remove-refsize0(gstore2) \ ∅) ∧ inv(remove-refsize0(gstore2)) ∧ elems nx ∩ ∅ = ∅ ∧ ¬ dups(nx) ∧ dom remove-refsize0(gstore2) ∪ elems nx = dom remove-refsize0(gstore2) ∪ ∅ ∧ remove-refsize0(remove-refsize0(gstore2)) = remove-refsize0(gstore2) ∧ ri-inj(fi1)), dups(nx)

Proof step 12 from proof inv-commit (previous step)

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Rule argument

Additional information