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Proof step 17 from proof disjoint-forward-field (previous step)

st[r1 -- _type] .type = mkclasstype(class), st[r1 -- sk] = refval(r3), path∃(str, r3, r0, st), path∃(str, r2, r0, st), sk ∈ instfields(class), r1 ∈ refs, r ∈ refs, r2 ∈ refs, ∀ r4, r5, r6. ¬ r4 ∈ refs ∨ ¬ r5 ∈ refs ∨ r4 = r5 ∨ r6 = jvmref ∨ ¬ path∃(str, r4, r6, st) ∨ ¬ path∃(str, r5, r6, st) ⊦ r = r1, r1 = jvmref, r0 = jvmref, r3 = r2, r2 = r1, junkref(str, r1, st), r3 ∈ refs, r3 ∈ refs -l r1

User applied rule all left

And obtained the following new goals

Proof step 16:
st[r1 -- _type] .type = mkclasstype(class), st[r1 -- sk] = refval(r3), path∃(str, r3, r0, st), path∃(str, r2, r0, st), sk ∈ instfields(class), r1 ∈ refs, r ∈ refs, r2 ∈ refs, ¬ r2 ∈ refs ∨ ¬ r1 ∈ refs ∨ r2 = r1 ∨ r0 = jvmref ∨ ¬ path∃(str, r2, r0, st) ∨ ¬ path∃(str, r1, r0, st), ∀ r4, r5, r6. ¬ r4 ∈ refs ∨ ¬ r5 ∈ refs ∨ r4 = r5 ∨ r6 = jvmref ∨ ¬ path∃(str, r4, r6, st) ∨ ¬ path∃(str, r5, r6, st) ⊦ r = r1, r1 = jvmref, r0 = jvmref, r3 = r2, r2 = r1, junkref(str, r1, st), r3 ∈ refs, r3 ∈ refs -l r1

Rule argument

[EXRARG : pos: left 9, [extquanttermlist: (r2, r1, r0) abort:F , discard:F , computed:T ]]

Additional information

[[CONCRETESIMPRULES : ()], [EXTRATERMS : (r2, r1, r0)]]