%------------------------------------------------------------------------------ % File : cvc5---1.3.4 % Problem : SWW399-1 : TPTP v9.2.1. Released v5.2.0. % Transfm : none % Format : tptp:raw % Command : /export/starexec/sandbox/solver/bin/do_cvc5 /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM % Computer : n023.cluster.edu % Model : x86_64 x86_64 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz % Memory : 8042.1875MB % OS : Linux 3.10.0-693.el7.x86_64 % CPULimit : 300s % WCLimit : 300s % DateTime : Wed Jun 3 09:04:51 AM UTC 2026 % Result : Unsatisfiable 0.26s 0.54s % Output : Proof 0.26s % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----WARNING: Could not form TPTP format derivation %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.11/0.13 % Problem : SWW399-1 : TPTP v9.2.1. Released v5.2.0. % 0.11/0.14 % Command : /export/starexec/sandbox/solver/bin/do_cvc5 /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM % 0.17/0.35 % Computer : n023.cluster.edu % 0.17/0.35 % Model : x86_64 x86_64 % 0.17/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz % 0.17/0.35 % Memory : 8042.1875MB % 0.17/0.35 % OS : Linux 3.10.0-693.el7.x86_64 % 0.17/0.35 % CPULimit : 300 % 0.17/0.35 % WCLimit : 300 % 0.17/0.35 % DateTime : Tue Jun 2 21:56:43 EDT 2026 % 0.17/0.35 % CPUTime : % 0.26/0.50 %----Proving TF0_NAR, FOF, or CNF % 0.26/0.51 --- Run --decision=internal --simplification=none --no-inst-no-entail --no-cbqi --full-saturate-quant at 15... % 0.26/0.54 % SZS status Unsatisfiable % 0.26/0.54 % SZS output start Proof % 0.26/0.54 ( % 0.26/0.54 (declare-sort $$unsorted 0) % 0.26/0.54 (declare-const tptp.emp $$unsorted) % 0.26/0.54 (declare-const tptp.heap (-> $$unsorted Bool)) % 0.26/0.54 (declare-const tptp.next (-> $$unsorted $$unsorted $$unsorted)) % 0.26/0.54 (declare-const tptp.x1 $$unsorted) % 0.26/0.54 (declare-const tptp.lseg (-> $$unsorted $$unsorted $$unsorted)) % 0.26/0.54 (declare-const tptp.nil $$unsorted) % 0.26/0.54 (declare-const tptp.sep (-> $$unsorted $$unsorted $$unsorted)) % 0.26/0.54 (define @t1 () (@var "Sigma" $$unsorted)) % 0.26/0.54 (define @t2 () (@var "S" $$unsorted)) % 0.26/0.54 (define @t3 () (@var "T" $$unsorted)) % 0.26/0.54 (define @t4 () (@var "X" $$unsorted)) % 0.26/0.54 (define @t5 () (tptp.sep (tptp.lseg @t4 @t4) @t1)) % 0.26/0.54 (define @t6 () (forall (@list @t4 @t1) (= @t5 @t1))) % 0.26/0.54 (define @t7 () (@var "Y" $$unsorted)) % 0.26/0.54 (define @t8 () (@list @t7 @t1)) % 0.26/0.54 (define @t9 () (@var "Z" $$unsorted)) % 0.26/0.54 (define @t10 () (tptp.next @t4 @t7)) % 0.26/0.54 (define @t11 () (@list @t4 @t7 @t9 @t1)) % 0.26/0.54 (define @t12 () (= @t4 @t9)) % 0.26/0.54 (define @t13 () (tptp.lseg @t4 @t9)) % 0.26/0.54 (define @t14 () (tptp.sep @t13 @t1)) % 0.26/0.54 (define @t15 () (= @t4 @t7)) % 0.26/0.54 (define @t16 () (tptp.lseg @t4 @t7)) % 0.26/0.54 (define @t17 () (tptp.lseg @t7 @t9)) % 0.26/0.54 (define @t18 () (forall @t11 (or (not (tptp.heap (tptp.sep @t10 (tptp.sep @t17 @t1)))) @t15 (tptp.heap @t14)))) % 0.26/0.54 (define @t19 () (@var "W" $$unsorted)) % 0.26/0.54 (define @t20 () (tptp.sep (tptp.next @t9 @t19) @t1)) % 0.26/0.54 (define @t21 () (@list @t4 @t7 @t9 @t19 @t1)) % 0.26/0.54 (define @t22 () (tptp.sep (tptp.lseg @t9 @t19) @t1)) % 0.26/0.54 (define @t23 () (= tptp.nil tptp.x1)) % 0.26/0.54 (define @t24 () (tptp.next tptp.x1 tptp.nil)) % 0.26/0.54 (define @t25 () (tptp.sep @t24 tptp.emp)) % 0.26/0.54 (define @t26 () (tptp.heap @t25)) % 0.26/0.54 (define @t27 () (tptp.heap (tptp.sep (tptp.lseg tptp.x1 tptp.nil) tptp.emp))) % 0.26/0.54 (define @t28 () (not (tptp.heap (tptp.sep @t24 (tptp.sep (tptp.lseg tptp.nil tptp.nil) tptp.emp))))) % 0.26/0.54 (define @t29 () (or @t28 (= tptp.x1 tptp.nil) @t27)) % 0.26/0.54 (define @t30 () (or @t28 @t23 @t27)) % 0.26/0.54 (assume @p1 (forall (@list @t2 @t3 @t1) (= (tptp.sep @t2 (tptp.sep @t3 @t1)) (tptp.sep @t3 (tptp.sep @t2 @t1))))) % 0.26/0.54 (assume @p2 @t6) % 0.26/0.54 (assume @p3 (forall @t8 (not (tptp.heap (tptp.sep (tptp.next tptp.nil @t7) @t1))))) % 0.26/0.54 (assume @p4 (forall @t8 (or (not (tptp.heap (tptp.sep (tptp.lseg tptp.nil @t7) @t1))) (= @t7 tptp.nil)))) % 0.26/0.54 (assume @p5 (forall @t11 (not (tptp.heap (tptp.sep @t10 (tptp.sep (tptp.next @t4 @t9) @t1)))))) % 0.26/0.54 (assume @p6 (forall @t11 (or (not (tptp.heap (tptp.sep @t10 @t14))) @t12))) % 0.26/0.54 (assume @p7 (forall @t11 (or (not (tptp.heap (tptp.sep @t16 @t14))) @t15 @t12))) % 0.26/0.54 (assume @p8 @t18) % 0.26/0.54 (assume @p9 (forall (@list @t4 @t7 @t1) (or (not (tptp.heap (tptp.sep @t16 (tptp.sep (tptp.lseg @t7 tptp.nil) @t1)))) (tptp.heap (tptp.sep (tptp.lseg @t4 tptp.nil) @t1))))) % 0.26/0.54 (assume @p10 (forall @t21 (or (not (tptp.heap (tptp.sep @t16 (tptp.sep @t17 @t20)))) (tptp.heap (tptp.sep @t13 @t20))))) % 0.26/0.54 (assume @p11 (forall @t21 (or (not (tptp.heap (tptp.sep @t16 (tptp.sep @t17 @t22)))) (= @t9 @t19) (tptp.heap (tptp.sep @t13 @t22))))) % 0.26/0.54 (assume @p12 (not @t23)) % 0.26/0.54 (assume @p13 @t26) % 0.26/0.54 (assume @p14 (not @t27)) % 0.26/0.54 (step @p15 :rule evaluate :args ((= true false))) % 0.26/0.54 (step @p16 :rule refl :args (@t27)) % 0.26/0.54 (step @p17 :rule eq-symm :args (tptp.x1 tptp.nil)) % 0.26/0.54 (step @p18 :rule refl :args (@t28)) % 0.26/0.54 (step @p19 :rule nary_cong :premises (@p18 @p17 @p16) :args (@t29)) % 0.26/0.54 (step @p20 :rule refl :args (@t18)) % 0.26/0.54 (step @p21 :rule cong :premises (@p20 @p19) :args ((=> @t18 @t29))) % 0.26/0.54 (assume-push @p44 @t18) % 0.26/0.54 (step @p23 :rule instantiate :premises (@p8) :args ((@list tptp.x1 tptp.nil tptp.nil tptp.emp))) % 0.26/0.54 (step-pop @p45 :rule scope :premises (@p23)) % 0.26/0.54 (step @p24 :rule process_scope :premises (@p45) :args (@t29)) % 0.26/0.54 (step @p26 :rule eq_resolve :premises (@p24 @p21)) % 0.26/0.54 (step @p27 :rule implies_elim :premises (@p26)) % 0.26/0.54 (step @p28 :rule chain_m_resolution :premises (@p27 @p8) :args (@t30 (@list false) (@list @t18))) % 0.26/0.54 (step @p29 :rule cnf_or_pos :args (@t30)) % 0.26/0.54 (step @p30 :rule reordering :premises (@p29) :args ((or @t23 @t27 @t28 (not @t30)))) % 0.26/0.54 (step @p31 :rule chain_m_resolution :premises (@p30 @p12 @p14 @p28) :args (@t28 (@list true true false) (@list @t23 @t27 @t30))) % 0.26/0.54 (step @p32 :rule false_intro :premises (@p31)) % 0.26/0.54 (step @p33 :rule eq-symm :args (@t5 @t1)) % 0.26/0.54 (step @p34 :rule cong :premises (@p33) :args (@t6)) % 0.26/0.54 (step @p35 :rule eq_resolve :premises (@p2 @p34)) % 0.26/0.54 (step @p36 :rule instantiate :premises (@p35) :args ((@list tptp.nil tptp.emp))) % 0.26/0.54 (step @p37 :rule refl :args (@t24)) % 0.26/0.54 (step @p38 :rule cong :premises (@p37 @p36) :args (@t25)) % 0.26/0.54 (step @p39 :rule cong :premises (@p38) :args (@t26)) % 0.26/0.54 (step @p40 :rule true_intro :premises (@p13)) % 0.26/0.54 (step @p41 :rule symm :premises (@p40)) % 0.26/0.54 (step @p42 :rule trans :premises (@p41 @p39 @p32)) % 0.26/0.54 (step @p43 false :rule eq_resolve :premises (@p42 @p15)) % 0.26/0.54 ) % 0.26/0.54 % SZS output end Proof % 0.26/0.55 % cvc5 exiting %------------------------------------------------------------------------------