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Proof step 7 from proof nonnullrefs-in-firstoc (previous step)

r0 ∈ vals0 .nonnullrefs → vals0 = vals + refval(r0) ' + vals1 ∧ ¬ refval(r0) ∈ vals ⊦ r0 = jvmref, ∃ vals, vals1. refval(r0) ' + vals0 = vals + refval(r0) ' + vals1 ∧ ¬ refval(r0) ∈ vals

User applied rule exists right

And closed the goal!

Rule argument

[EXRARG : pos: right 2, [extquanttermlist: ([], vals0) abort:F , discard:T , computed:F ]]

Additional information

[[CONCRETESIMPRULES : ([CSIMPNAMEDSEQ : list, javavalues, Nil, ⊦ [] + vals = vals], [CSIMPNAMEDSEQ : list, javavalues, a, ⊦ (vals + vals0) + vals1 = vals + vals0 + vals1], [CSIMPNAMEDSEQ : list, javavalues, app-01, ⊦ vals + vals0 = vals + vals1 ↔ vals0 = vals1], [CSIMPNAMEDSEQ : list, javavalues, in-empty, ⊦ ¬ val ∈ []])], [EXTRATERMS : ([], vals0)]]