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Proof step 12 from proof is_valid_ref-put (previous step)

¬ r1 ≠ r, is_obj(r, st), okval(val, ty), class+∃(str, st[r -- _type] .type .class) ⊦ mkfs(class, ty, fieldvar) ' = _length, ty = void_type, is_abstract(st[r -- _type] .type .class), is_obj(r, st[r1 -- mkfs(class, ty, fieldvar) ', val]), type∃(str, st[r -- _type] .type) ∧ st[r -- _type] .type .jtelemtype ≠ void_type ∧ st[r -- _type] .type .jtelemtype ≠ abstract_type ∧ is_array(r, st[r1 -- mkfs(class, ty, fieldvar) ', val])

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 11:
is_obj(r, st), okval(val, ty), class+∃(str, st[r -- _type] .type .class) ⊦ mkfs(class, ty, fieldvar) ' = _length, ty = void_type, is_abstract(st[r -- _type] .type .class), is_obj(r, st[r -- mkfs(class, ty, fieldvar) ', val]), type∃(str, st[r -- _type] .type) ∧ st[r -- _type] .type .jtelemtype ≠ void_type ∧ st[r -- _type] .type .jtelemtype ≠ abstract_type ∧ is_array(r, st[r -- mkfs(class, ty, fieldvar) ', val])

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ()]]