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Proof step 14 from proof pathex-putbar-03 (previous step)

bytes = by + bytes1, path∃(`docs2store', r, r1, putByteArray(bytes1, r2, i + 1, st)[r2 -- i ', byteval(by)]), okbytearray(r2, st), ∀ st, i, r2, r1, r, bytes0. # bytes0 < # bytes → (path∃(`docs2store', r, r1, putByteArray(bytes0, r2, i, st)) ∧ okbytearray(r2, st) → junkref(`docs2store', r, st) ∨ path∃(`docs2store', r, r1, st)) ⊦ bytes = [], junkref(`docs2store', r, st), path∃(`docs2store', r, r1, st)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 13:
path∃(`docs2store', r, r1, putByteArray(bytes1, r2, i + 1, st)[r2 -- i ', byteval(by)]), okbytearray(r2, st), ∀ st, i, r2, r1, r, bytes0. # bytes0 < # (by + bytes1) → (path∃(`docs2store', r, r1, putByteArray(bytes0, r2, i, st)) ∧ okbytearray(r2, st) → junkref(`docs2store', r, st) ∨ path∃(`docs2store', r, r1, st)) ⊦ junkref(`docs2store', r, st), path∃(`docs2store', r, r1, st)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ (bytes + bytes0) + bytes1 = bytes + bytes0 + bytes1], [CSIMPSEQ : ⊦ by ' + bytes ≠ []], [CSIMPSEQ : ⊦ by + bytes = by ' + bytes])]]