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Proof step 6 from proof validstatfield-subset (previous step)

is_fskey(mkfs(class, ty, fieldvar) ') ∧ mkfs(class, ty, fieldvar) ' ∈ statfields(mkfs(class, ty, fieldvar) ' .fs .class) ∧ tdname∃(str, mkfs(class, ty, fieldvar) ' .fs .class) ∧ (initdone(mkfs(class, ty, fieldvar) ' .fs .class, st) → validfield(str, jvmref, mkfs(class, ty, fieldvar) ', st)), st ⊆ st0, initdone(class, st0), initdone(class, st) ⊦ validfield(str, jvmref, mkfs(class, ty, fieldvar) ', st0) ∧ tdname∃(str, class) ∧ mkfs(class, ty, fieldvar) ' ∈ statfields(class)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 5:
st ⊆ st0, initdone(class, st0), initdone(class, st), mkfs(class, ty, fieldvar) ' ∈ statfields(class), tdname∃(str, class), validfield(str, jvmref, mkfs(class, ty, fieldvar) ', st) ⊦ validfield(str, jvmref, mkfs(class, ty, fieldvar) ', st0)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPNAMEDSEQ : fieldspec, , sel-01, ⊦ mkfs(class, ty, fieldvar) .class = class], [CSIMPNAMEDSEQ : storekey, , sel-05, ⊦ fs ' .fs = fs], [CSIMPNAMEDSEQ : storekey, , test-05, ⊦ is_fskey(fs ')])]]