%------------------------------------------------------------------------------ % File : cvc5---1.3.4 % Problem : SET162+4 : TPTP v9.2.1. Released v2.2.0. % Transfm : none % Format : tptp:raw % Command : /export/starexec/sandbox2/solver/bin/do_cvc5 /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM % Computer : n021.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 08:47:32 AM UTC 2026 % Result : Theorem 0.38s 0.56s % Output : Proof 0.38s % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----WARNING: Could not form TPTP format derivation %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.00/0.12 % Problem : SET162+4 : TPTP v9.2.1. Released v2.2.0. % 0.12/0.13 % Command : /export/starexec/sandbox2/solver/bin/do_cvc5 /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM % 0.17/0.34 % Computer : n021.cluster.edu % 0.17/0.34 % Model : x86_64 x86_64 % 0.17/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz % 0.17/0.34 % Memory : 8042.1875MB % 0.17/0.34 % OS : Linux 3.10.0-693.el7.x86_64 % 0.17/0.34 % CPULimit : 300 % 0.17/0.34 % WCLimit : 300 % 0.17/0.34 % DateTime : Tue Jun 2 15:06:20 EDT 2026 % 0.17/0.35 % CPUTime : % 0.31/0.50 %----Proving TF0_NAR, FOF, or CNF % 0.38/0.56 --- Run --decision=internal --simplification=none --no-inst-no-entail --no-cbqi --full-saturate-quant at 15... % 0.38/0.56 % SZS status Theorem % 0.38/0.56 % SZS output start Proof % 0.38/0.56 ( % 0.38/0.56 (declare-sort $$unsorted 0) % 0.38/0.56 (declare-const tptp.unordered_pair (-> $$unsorted $$unsorted $$unsorted)) % 0.38/0.56 (declare-const tptp.difference (-> $$unsorted $$unsorted $$unsorted)) % 0.38/0.56 (declare-const tptp.union (-> $$unsorted $$unsorted $$unsorted)) % 0.38/0.56 (declare-const tptp.product (-> $$unsorted $$unsorted)) % 0.38/0.56 (declare-const tptp.empty_set $$unsorted) % 0.38/0.56 (declare-const tptp.intersection (-> $$unsorted $$unsorted $$unsorted)) % 0.38/0.56 (declare-const tptp.power_set (-> $$unsorted $$unsorted)) % 0.38/0.56 (declare-const tptp.equal_set (-> $$unsorted $$unsorted Bool)) % 0.38/0.56 (declare-const tptp.sum (-> $$unsorted $$unsorted)) % 0.38/0.56 (declare-const tptp.singleton (-> $$unsorted $$unsorted)) % 0.38/0.56 (declare-const tptp.subset (-> $$unsorted $$unsorted Bool)) % 0.38/0.56 (declare-const tptp.member (-> $$unsorted $$unsorted Bool)) % 0.38/0.56 (define @t1 () (@var "B" $$unsorted)) % 0.38/0.56 (define @t2 () (@var "X" $$unsorted)) % 0.38/0.56 (define @t3 () (tptp.member @t2 @t1)) % 0.38/0.57 (define @t4 () (@var "A" $$unsorted)) % 0.38/0.57 (define @t5 () (tptp.member @t2 @t4)) % 0.38/0.57 (define @t6 () (@list @t2)) % 0.38/0.57 (define @t7 () (forall @t6 (=> @t5 @t3))) % 0.38/0.57 (define @t8 () (tptp.subset @t4 @t1)) % 0.38/0.57 (define @t9 () (= @t8 @t7)) % 0.38/0.57 (define @t10 () (@list @t4 @t1)) % 0.38/0.57 (define @t11 () (forall @t10 @t9)) % 0.38/0.57 (define @t12 () (@list @t2 @t4)) % 0.38/0.57 (define @t13 () (@list @t2 @t4 @t1)) % 0.38/0.57 (define @t14 () (@var "E" $$unsorted)) % 0.38/0.57 (define @t15 () (= @t2 @t4)) % 0.38/0.57 (define @t16 () (@var "Y" $$unsorted)) % 0.38/0.57 (define @t17 () (tptp.member @t2 @t16)) % 0.38/0.57 (define @t18 () (tptp.member @t16 @t4)) % 0.38/0.57 (define @t19 () (@list @t16)) % 0.38/0.57 (define @t20 () (forall (@list @t4) (tptp.equal_set (tptp.union @t4 tptp.empty_set) @t4))) % 0.38/0.57 (define @t21 () (@quantifiers_skolemize @t20 0)) % 0.38/0.57 (define @t22 () (tptp.union @t21 tptp.empty_set)) % 0.38/0.57 (define @t23 () (tptp.member @t2 @t22)) % 0.38/0.57 (define @t24 () (tptp.member @t2 @t21)) % 0.38/0.57 (define @t25 () (forall @t6 (or (not @t24) @t23))) % 0.38/0.57 (define @t26 () (@quantifiers_skolemize @t25 0)) % 0.38/0.57 (define @t27 () (@list @t22 @t21)) % 0.38/0.57 (define @t28 () (forall @t6 (or (not @t23) @t24))) % 0.38/0.57 (define @t29 () (@quantifiers_skolemize @t28 0)) % 0.38/0.57 (define @t30 () (tptp.member @t29 @t22)) % 0.38/0.57 (define @t31 () (tptp.member @t29 @t21)) % 0.38/0.57 (define @t32 () (not @t30)) % 0.38/0.57 (define @t33 () (or @t32 @t31)) % 0.38/0.57 (define @t34 () (tptp.member @t29 tptp.empty_set)) % 0.38/0.57 (define @t35 () (or @t31 @t34)) % 0.38/0.57 (define @t36 () (= @t30 @t35)) % 0.38/0.57 (define @t37 () (not @t33)) % 0.38/0.57 (define @t38 () (not @t28)) % 0.38/0.57 (define @t39 () (@list false)) % 0.38/0.57 (define @t40 () (tptp.subset @t22 @t21)) % 0.38/0.57 (define @t41 () (= @t40 @t28)) % 0.38/0.57 (define @t42 () (tptp.subset @t21 @t22)) % 0.38/0.57 (define @t43 () (and @t40 @t42)) % 0.38/0.57 (define @t44 () (tptp.equal_set @t22 @t21)) % 0.38/0.57 (define @t45 () (= @t44 @t43)) % 0.38/0.57 (define @t46 () (not @t43)) % 0.38/0.57 (define @t47 () (@list true false)) % 0.38/0.57 (define @t48 () (= @t42 @t25)) % 0.38/0.57 (define @t49 () (not @t25)) % 0.38/0.57 (define @t50 () (tptp.member @t26 @t22)) % 0.38/0.57 (define @t51 () (tptp.member @t26 @t21)) % 0.38/0.57 (define @t52 () (not @t51)) % 0.38/0.57 (define @t53 () (or @t52 @t50)) % 0.38/0.57 (define @t54 () (not @t53)) % 0.38/0.57 (define @t55 () (@list true)) % 0.38/0.57 (define @t56 () (@list @t53)) % 0.38/0.57 (define @t57 () (or @t51 (tptp.member @t26 tptp.empty_set))) % 0.38/0.57 (define @t58 () (= @t50 @t57)) % 0.38/0.57 (assume @p1 @t11) % 0.38/0.57 (assume @p2 (forall @t10 (= (tptp.equal_set @t4 @t1) (and @t8 (tptp.subset @t1 @t4))))) % 0.38/0.57 (assume @p3 (forall @t12 (= (tptp.member @t2 (tptp.power_set @t4)) (tptp.subset @t2 @t4)))) % 0.38/0.57 (assume @p4 (forall @t13 (= (tptp.member @t2 (tptp.intersection @t4 @t1)) (and @t5 @t3)))) % 0.38/0.57 (assume @p5 (forall @t13 (= (tptp.member @t2 (tptp.union @t4 @t1)) (or @t5 @t3)))) % 0.38/0.57 (assume @p6 (forall @t6 (not (tptp.member @t2 tptp.empty_set)))) % 0.38/0.57 (assume @p7 (forall (@list @t1 @t4 @t14) (= (tptp.member @t1 (tptp.difference @t14 @t4)) (and (tptp.member @t1 @t14) (not (tptp.member @t1 @t4)))))) % 0.38/0.57 (assume @p8 (forall @t12 (= (tptp.member @t2 (tptp.singleton @t4)) @t15))) % 0.38/0.57 (assume @p9 (forall @t13 (= (tptp.member @t2 (tptp.unordered_pair @t4 @t1)) (or @t15 (= @t2 @t1))))) % 0.38/0.57 (assume @p10 (forall @t12 (= (tptp.member @t2 (tptp.sum @t4)) (exists @t19 (and @t18 @t17))))) % 0.38/0.57 (assume @p11 (forall @t12 (= (tptp.member @t2 (tptp.product @t4)) (forall @t19 (=> @t18 @t17))))) % 0.38/0.57 (assume @p12 (not @t20)) % 0.38/0.57 (assume @p13 true) % 0.38/0.57 (step @p14 :rule instantiate :premises (@p5) :args ((@list @t26 @t21 tptp.empty_set))) % 0.38/0.57 (step @p15 :rule bool-impl-elim :args (@t5 @t3)) % 0.38/0.57 (step @p16 :rule cong :premises (@p15) :args (@t7)) % 0.38/0.57 (step @p17 :rule refl :args (@t8)) % 0.38/0.57 (step @p18 :rule cong :premises (@p17 @p16) :args (@t9)) % 0.38/0.57 (step @p19 :rule cong :premises (@p18) :args (@t11)) % 0.38/0.57 (step @p20 :rule eq_resolve :premises (@p1 @p19)) % 0.38/0.57 (step @p21 :rule instantiate :premises (@p20) :args ((@list @t21 @t22))) % 0.38/0.57 (step @p22 :rule instantiate :premises (@p20) :args (@t27)) % 0.38/0.57 (step @p23 :rule bool-double-not-elim :args (@t30)) % 0.38/0.57 (step @p24 :rule refl :args (@t33)) % 0.38/0.57 (step @p25 :rule nary_cong :premises (@p24 @p23) :args ((or @t33 (not @t32)))) % 0.38/0.57 (step @p26 :rule cnf_or_neg :args (@t33 0)) % 0.38/0.57 (step @p27 :rule eq_resolve :premises (@p26 @p25)) % 0.38/0.57 (step @p28 :rule reordering :premises (@p27) :args ((or @t30 @t33))) % 0.38/0.57 (step @p29 :rule cnf_or_neg :args (@t33 1)) % 0.38/0.57 (step @p30 :rule instantiate :premises (@p5) :args ((@list @t29 @t21 tptp.empty_set))) % 0.38/0.57 (step @p31 :rule cnf_equiv_pos1 :args (@t36)) % 0.38/0.57 (step @p32 :rule reordering :premises (@p31) :args ((or @t32 @t35 (not @t36)))) % 0.38/0.57 (step @p33 :rule instantiate :premises (@p6) :args ((@list @t29))) % 0.38/0.57 (step @p34 :rule cnf_or_pos :args (@t35)) % 0.38/0.57 (step @p35 :rule reordering :premises (@p34) :args ((or @t31 @t34 (not @t35)))) % 0.38/0.57 (step @p36 :rule chain_m_resolution :premises (@p35 @p33 @p32 @p30 @p29 @p28) :args (@t33 (@list true false false true false) (@list @t34 @t35 @t36 @t31 @t30))) % 0.38/0.57 (step @p37 :rule refl :args (@t37)) % 0.38/0.57 (step @p38 :rule bool-double-not-elim :args (@t28)) % 0.38/0.57 (step @p39 :rule nary_cong :premises (@p38 @p37) :args ((or (not @t38) @t37))) % 0.38/0.57 (assume-push @p85 @t38) % 0.38/0.57 (step @p41 :rule skolemize :premises (@p85)) % 0.38/0.57 (step-pop @p86 :rule scope :premises (@p41)) % 0.38/0.57 (step @p42 :rule process_scope :premises (@p86) :args (@t37)) % 0.38/0.57 (step @p44 :rule implies_elim :premises (@p42)) % 0.38/0.57 (step @p45 :rule eq_resolve :premises (@p44 @p39)) % 0.38/0.57 (step @p46 :rule chain_m_resolution :premises (@p45 @p36) :args (@t28 @t39 (@list @t33))) % 0.38/0.57 (step @p47 :rule cnf_equiv_pos2 :args (@t41)) % 0.38/0.57 (step @p48 :rule reordering :premises (@p47) :args ((or @t40 @t38 (not @t41)))) % 0.38/0.57 (step @p49 :rule chain_m_resolution :premises (@p48 @p46 @p22) :args (@t40 (@list false false) (@list @t28 @t41))) % 0.38/0.57 (step @p50 :rule instantiate :premises (@p2) :args (@t27)) % 0.38/0.57 (step @p51 :rule skolemize :premises (@p12)) % 0.38/0.57 (step @p52 :rule cnf_equiv_pos2 :args (@t45)) % 0.38/0.57 (step @p53 :rule reordering :premises (@p52) :args ((or @t44 @t46 (not @t45)))) % 0.38/0.57 (step @p54 :rule chain_m_resolution :premises (@p53 @p51 @p50) :args (@t46 @t47 (@list @t44 @t45))) % 0.38/0.57 (step @p55 :rule cnf_and_neg :args (@t43)) % 0.38/0.57 (step @p56 :rule chain_m_resolution :premises (@p55 @p54 @p49) :args ((not @t42) @t47 (@list @t43 @t40))) % 0.38/0.57 (step @p57 :rule cnf_equiv_pos2 :args (@t48)) % 0.38/0.57 (step @p58 :rule reordering :premises (@p57) :args ((or @t42 @t49 (not @t48)))) % 0.38/0.57 (step @p59 :rule chain_m_resolution :premises (@p58 @p56 @p21) :args (@t49 @t47 (@list @t42 @t48))) % 0.38/0.57 (step @p60 :rule refl :args (@t54)) % 0.38/0.57 (step @p61 :rule bool-double-not-elim :args (@t25)) % 0.38/0.57 (step @p62 :rule nary_cong :premises (@p61 @p60) :args ((or (not @t49) @t54))) % 0.38/0.57 (assume-push @p87 @t49) % 0.38/0.57 (step @p64 :rule skolemize :premises (@p87)) % 0.38/0.57 (step-pop @p88 :rule scope :premises (@p64)) % 0.38/0.57 (step @p65 :rule process_scope :premises (@p88) :args (@t54)) % 0.38/0.57 (step @p67 :rule implies_elim :premises (@p65)) % 0.38/0.57 (step @p68 :rule eq_resolve :premises (@p67 @p62)) % 0.38/0.57 (step @p69 :rule chain_m_resolution :premises (@p68 @p59) :args (@t54 @t55 (@list @t25))) % 0.38/0.57 (step @p70 :rule cnf_or_neg :args (@t53 1)) % 0.38/0.57 (step @p71 :rule chain_m_resolution :premises (@p70 @p69) :args ((not @t50) @t55 @t56)) % 0.38/0.57 (step @p72 :rule bool-double-not-elim :args (@t51)) % 0.38/0.57 (step @p73 :rule refl :args (@t53)) % 0.38/0.57 (step @p74 :rule nary_cong :premises (@p73 @p72) :args ((or @t53 (not @t52)))) % 0.38/0.57 (step @p75 :rule cnf_or_neg :args (@t53 0)) % 0.38/0.57 (step @p76 :rule eq_resolve :premises (@p75 @p74)) % 0.38/0.57 (step @p77 :rule reordering :premises (@p76) :args ((or @t51 @t53))) % 0.38/0.57 (step @p78 :rule chain_m_resolution :premises (@p77 @p69) :args (@t51 @t55 @t56)) % 0.38/0.57 (step @p79 :rule cnf_or_neg :args (@t57 0)) % 0.38/0.57 (step @p80 :rule reordering :premises (@p79) :args ((or @t52 @t57))) % 0.38/0.57 (step @p81 :rule chain_m_resolution :premises (@p80 @p78) :args (@t57 @t39 (@list @t51))) % 0.38/0.57 (step @p82 :rule cnf_equiv_pos2 :args (@t58)) % 0.38/0.57 (step @p83 :rule reordering :premises (@p82) :args ((or @t50 (not @t57) (not @t58)))) % 0.38/0.57 (step @p84 false :rule chain_m_resolution :premises (@p83 @p81 @p71 @p14) :args (false (@list false true false) (@list @t57 @t50 @t58))) % 0.38/0.57 ) % 0.38/0.57 % SZS output end Proof % 0.38/0.57 % cvc5 exiting %------------------------------------------------------------------------------