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Proof step 7 from proof crash-neutral-deallocate-gnd (previous step)

remove-refsize0(gstore0) = gstore0, elems nx ∩ ginval = ∅, dom gstore0 ∪ elems nx = dom gstore ∪ ginval, inv(gstore \ ginval), inv(gstore0), ri-inj(fi2), ri-inj(fi1), n ∈ gstore, n ∈ gstore0 ⊦ ⟨choose err0 with ⌊err0⌋ ∨ err0 = ESUCCESS in err := err0; gstore1 := crash(gstore, gstore0, ginval, nx); ginval1 := ginval; if err = ESUCCESS then gstore := gstore -- n, ginval := ginval ++ n⟩ (ginval1 = ginval ∧ gstore1 = crash(gstore, gstore0, ginval, nx)), dups(nx), n ∈ nx

Heuristic symbolic execution applied rule choose right

And obtained the following new goals

Proof step 8:
remove-refsize0(gstore0) = gstore0, elems nx ∩ ginval = ∅, dom gstore0 ∪ elems nx = dom gstore ∪ ginval, inv(gstore0), inv(gstore \ ginval), ri-inj(fi1), ri-inj(fi2), n ∈ gstore0, n ∈ gstore ⊦ ∃ err0. (⌊err0⌋ ∨ err0 = ESUCCESS) ∧ ⟨err := err0; gstore1 := crash(gstore, gstore0, ginval, nx); ginval1 := ginval; if err = ESUCCESS then gstore := gstore -- n, ginval := ginval ++ n⟩ (ginval1 = ginval ∧ gstore1 = crash(gstore, gstore0, ginval, nx)), dups(nx), n ∈ nx

Proof step 7 from proof crash-neutral-deallocate-gnd (previous step)

Heuristic symbolic execution applied rule choose right

And obtained the following new goals

Rule argument

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