Proof step 1 from proof step-absstep-W5-W6-tau-other (conclusion) (back to tree)

System applied rule normalize

And obtained the following new goals

• Proof step 2:

  ags.ctr = gs.fctr, ls.loc = als.l, ags.mem = gs.pmem, gs0.rfo(t) = [], gs.rfo(t) = [], lsf(t0).t = alsf(t0).t, ls.t = als.t, lsf(t0).t = t0, lsf(t).t = t, alsf(t).t = t, ls.val = als.v, ags.writers = gs.fwriters, W6 = pcstepf(gs, ls, W5, τ), alsf(t) = als, apc = (W(ls.loc, ls.val) ∈ gs.bq(ls.t) ⊃ W3;(FO(ls.loc) ∈ gs.bq(ls.t) ⊃ W4;W5)), apcf(t) = apc, gs0 = gstepf(gs, ls, W5, τ), ls0 = lstepf(gs, ls, W5, τ), lsf(t) = ls, lsf0(t) = ls0, pcf(t) = W5, pcf0(t) = W6, t ≠ t0, FLITLInv(gs0, lsf(t0), pcf(t0)), FLITLInv(gs, lsf(t0), pcf(t0)), FLITPSCLInv(ags, alsf(t0), apcf(t0)), FLITPSCLInv(ags, als, apc), FOFollowsW(t, gs0.bq(t), gs0.pq(ls0.loc), ls0.loc), FOFollowsW(t, gs.bq(t), gs.pq(ls.loc), ls.loc), SFTrailing(gs0.bq), SFTrailing(gs.bq), ctrok(ags.ctr, ags.writers), ctrok(gs0.fctr, gs0.fwriters), ctrok(gs.fctr, gs.fwriters), notMember(t, gs0.freaders), notMember(t, gs.freaders), oneMember(t, ls0.loc, gs0.fwriters), oneMember(t, ls.loc, gs.fwriters), pendingOk(ags.p), pendingOk(gs0.bq, gs0.pq), pendingOk(gs.bq, gs.pq), pre(gs, ls, W5, τ), readFOsOk(gs0.rfo, gs0.fwriters), readFOsOk(gs.rfo, gs.fwriters), reorder(ags.p, gs.pq, gs.rfo), writersOk(ags.p, ags.writers), writersOk(gs0.bq, gs0.pq, gs0.fwriters), writersOk(gs.bq, gs.pq, gs.fwriters), ¬ SF ∈ gs.bq(t), pcf(t0) = idle → apcf(t0) = idle, pcf(t0) = ready → apcf(t0) = ready, pcf(t0) = crashed → apcf(t0) = crashed, pcf(t0) = R1 → apcf(t0) = R1, pcf(t0) = R2 → apcf(t0) = R2, pcf(t0) = R3 → apcf(t0) = R3, pcf(t0) = R4 → apcf(t0) = R4, pcf(t0) = R1 ∨ pcf(t0) = R2 ∨ pcf(t0) = R3 ∨ pcf(t0) = R4 → lsf(t0).loc = alsf(t0).l, pcf(t0) = R2 ∨ pcf(t0) = R3 ∨ pcf(t0) = R4 → lsf(t0).val = alsf(t0).v, pcf(t0) = W1 → apcf(t0) = W1, pcf(t0) = W2 → apcf(t0) = (SF ∈ gs.bq(lsf(t0).t) ⊃ W1;W2), pcf(t0) = W3 → apcf(t0) = W3, pcf(t0) = W4 → apcf(t0) = (W(lsf(t0).loc, lsf(t0).val) ∈ gs.bq(lsf(t0).t) ⊃ W3;W4), pcf(t0) = W5 → apcf(t0) = (W(lsf(t0).loc, lsf(t0).val) ∈ gs.bq(lsf(t0).t) ⊃ W3;(FO(lsf(t0).loc) ∈ gs.bq(lsf(t0).t) ⊃ W4;W5)), pcf(t0) = W6 → apcf(t0) = (W(lsf(t0).loc, lsf(t0).val) ∈ gs.bq(lsf(t0).t) ⊃ W3;(FO(lsf(t0).loc) ∈ gs.bq(lsf(t0).t) ⊃ W4;(SF ∈ gs.bq(lsf(t0).t) ⊃ W5;W6))), pcf(t0) = W7 → apcf(t0) = W7, pcf(t0) = W1 ∨ pcf(t0) = W2 ∨ pcf(t0) = W3 ∨ pcf(t0) = W4 ∨ pcf(t0) = W5 ∨ pcf(t0) = W6 ∨ pcf(t0) = W7 → lsf(t0).loc = alsf(t0).l, pcf(t0) = W1 ∨ pcf(t0) = W2 ∨ pcf(t0) = W3 ∨ pcf(t0) = W4 ∨ pcf(t0) = W5 ∨ pcf(t0) = W6 ∨ pcf(t0) = W7 → lsf(t0).val = alsf(t0).v, gs0.bq(t) ≠ [] ∧ gs0.bq(t).head.W? → gs0.bq(t).head = W(ls0.loc, ls0.val), gs.bq(t) ≠ [] ∧ gs.bq(t).head.W? → gs.bq(t).head = W(ls.loc, ls.val), ∀ t1. t1 ≠ t ∧ t1 ≠ t0 → FLITLInv(gs, lsf(t1), pcf(t1)) ∧ FLITPSCLInv(ags, alsf(t1), apcf(t1)) ∧ labs(gs, lsf(t1), pcf(t1), ags, alsf(t1), apcf(t1)), ∀ t0. t0 ≠ t → alsf(t0).t = t0, ∀ t0. t0 ≠ t → lsf(t0).t = t0, gs0.bq(t) = [] ∨ gs0.bq(t) = SF ' ∨ gs0.bq(t) = FO(ls0.loc) ' + SF ' ∨ gs0.bq(t) = W(ls0.loc, ls0.val) ' + FO(ls0.loc) ' + SF ', gs.bq(t) = [] ∨ gs.bq(t) = FO(ls.loc) ' ∨ gs.bq(t) = W(ls.loc, ls.val) ' + FO(ls.loc) ' ⊦ lsf(t0).t = alsf(t0).t ∧ (pcf(t0) = idle → apcf(t0) = idle) ∧ (pcf(t0) = ready → apcf(t0) = ready) ∧ (pcf(t0) = crashed → apcf(t0) = crashed) ∧ (pcf(t0) = R1 → apcf(t0) = R1) ∧ (pcf(t0) = R2 → apcf(t0) = R2) ∧ (pcf(t0) = R3 → apcf(t0) = R3) ∧ (pcf(t0) = R4 → apcf(t0) = R4) ∧ (pcf(t0) = R1 ∨ pcf(t0) = R2 ∨ pcf(t0) = R3 ∨ pcf(t0) = R4 → lsf(t0).loc = alsf(t0).l) ∧ (pcf(t0) = R2 ∨ pcf(t0) = R3 ∨ pcf(t0) = R4 → lsf(t0).val = alsf(t0).v) ∧ (pcf(t0) = W1 → apcf(t0) = W1) ∧ (pcf(t0) = W2 → apcf(t0) = (SF ∈ gs0.bq(lsf(t0).t) ⊃ W1;W2)) ∧ (pcf(t0) = W3 → apcf(t0) = W3) ∧ (pcf(t0) = W4 → apcf(t0) = (W(lsf(t0).loc, lsf(t0).val) ∈ gs0.bq(lsf(t0).t) ⊃ W3;W4)) ∧ (pcf(t0) = W5 → apcf(t0) = (W(lsf(t0).loc, lsf(t0).val) ∈ gs0.bq(lsf(t0).t) ⊃ W3;(FO(lsf(t0).loc) ∈ gs0.bq(lsf(t0).t) ⊃ W4;W5))) ∧ ( pcf(t0) = W6 → apcf(t0) = (W(lsf(t0).loc, lsf(t0).val) ∈ gs0.bq(lsf(t0).t) ⊃ W3;(FO(lsf(t0).loc) ∈ gs0.bq(lsf(t0).t) ⊃ W4;(SF ∈ gs0.bq(lsf(t0).t) ⊃ W5;W6)))) ∧ (pcf(t0) = W7 → apcf(t0) = W7) ∧ (pcf(t0) = W1 ∨ pcf(t0) = W2 ∨ pcf(t0) = W3 ∨ pcf(t0) = W4 ∨ pcf(t0) = W5 ∨ pcf(t0) = W6 ∨ pcf(t0) = W7 → lsf(t0).loc = alsf(t0).l) ∧ (pcf(t0) = W1 ∨ pcf(t0) = W2 ∨ pcf(t0) = W3 ∨ pcf(t0) = W4 ∨ pcf(t0) = W5 ∨ pcf(t0) = W6 ∨ pcf(t0) = W7 → lsf(t0).val = alsf(t0).v)

Rule argument

Additional information

Proof step 2 from proof step-absstep-W5-W6-tau-other (previous step) (back to tree)

Heuristic simplifier applied rule simplifier

And closed the goal!

Rule argument

Additional information

Used simplifier rules: ⊦ (gs.bq:= bq).bq = bq; (s) ⊦ x + a = x + a '; (s) ⊦ gstepf(gs, ls, W5, τ) = gs.bq:= gs.bq(ls.t := gs.bq(ls.t) + SF); (s) a: ⊦ (x + y) + z = x + y + z; from specification list ⊦ a ' ≠ []; (s) ⊦ x + y = [] ↔ x = [] ∧ y = []; (s) ⊦ x + y = z + y ↔ x = z; (s) ⊦ x = y + x ↔ y = []; (s) ⊦ (gs.bq:= bq).pq = gs.pq; (s) ⊦ SFTrailing(bq(t := bq(t) + be ')) ↔ SFTrailing(bq) ∧ ¬ SF ∈ bq(t); (s) ⊦ (gs.bq:= bq).fwriters = gs.fwriters; (s) ⊦ (gs.bq:= bq).fctr = gs.fctr; (s) ⊦ (gs.bq:= bq).freaders = gs.freaders; (s) ⊦ pre(gs, ls, W5, a) ↔ a = τ; (s) ⊦ (gs.bq:= bq).rfo = gs.rfo; (s) ⊦ pcstepf(gs, ls, W5, a) = W6; (s) ⊦ lstepf(gs, ls, W5, τ) = ls; (s)