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Proof step 59 from proof hasSharing-put-byteval-01 (previous step)

is_bytevalue(st[r -- mkfs(class, byte_type, fieldvar) ']), ∃ sks1, sks2. fits(r0, sks1, st[r -- mkfs(class, byte_type, fieldvar) ', byteval(by)]) ∧ fits(r0, sks2, st[r -- mkfs(class, byte_type, fieldvar) ', byteval(by)]) ∧ sks1 ≠ sks2 ∧ sks1 ≠ [] ∧ sks2 ≠ [] ∧ (st[r -- mkfs(class, byte_type, fieldvar) ', byteval(by)][r0 -- sks1]) .refval ≠ jvmref ∧ (st[r -- mkfs(class, byte_type, fieldvar) ', byteval(by)][r0 -- sks1]) = (st[r -- mkfs(class, byte_type, fieldvar) ', byteval(by)][r0 -- sks2]) ⊦ r = jvmref, mkfs(class, byte_type, fieldvar) ' = _length, ∃ sks1, sks2. fits(r0, sks1, st) ∧ fits(r0, sks2, st) ∧ sks1 ≠ sks2 ∧ sks1 ≠ [] ∧ sks2 ≠ [] ∧ st[r0 -- sks1] .refval ≠ jvmref ∧ st[r0 -- sks1] = st[r0 -- sks2], junkref(str, r0, st)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 58:
(st[r -- mkfs(class, byte_type, fieldvar) ', byteval(by)][r0 -- sks0]) = (st[r -- mkfs(class, byte_type, fieldvar) ', byteval(by)][r0 -- sks]), is_bytevalue(st[r -- mkfs(class, byte_type, fieldvar) ']), fits(r0, sks0, st[r -- mkfs(class, byte_type, fieldvar) ', byteval(by)]), fits(r0, sks, st[r -- mkfs(class, byte_type, fieldvar) ', byteval(by)]) ⊦ r = jvmref, mkfs(class, byte_type, fieldvar) ' = _length, (st[r -- mkfs(class, byte_type, fieldvar) ', byteval(by)][r0 -- sks]) .refval = jvmref, sks = [], sks0 = [], sks0 = sks, junkref(str, r0, st), ∃ sks1, sks2. fits(r0, sks1, st) ∧ fits(r0, sks2, st) ∧ sks1 ≠ sks2 ∧ sks1 ≠ [] ∧ sks2 ≠ [] ∧ st[r0 -- sks1] .refval ≠ jvmref ∧ st[r0 -- sks1] = st[r0 -- sks2]

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ()]]