%------------------------------------------------------------------------------ % File : cvc5---1.3.4 % Problem : PUZ035-3 : TPTP v9.2.1. Released v2.0.0. % Transfm : none % Format : tptp:raw % Command : /export/starexec/sandbox2/solver/bin/do_cvc5 /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM % Computer : n010.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 08:44:01 AM UTC 2026 % Result : Unsatisfiable 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 : PUZ035-3 : TPTP v9.2.1. Released v2.0.0. % 0.12/0.13 % Command : /export/starexec/sandbox2/solver/bin/do_cvc5 /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM % 0.15/0.34 % Computer : n010.cluster.edu % 0.15/0.34 % Model : x86_64 x86_64 % 0.15/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz % 0.15/0.34 % Memory : 8042.1875MB % 0.15/0.34 % OS : Linux 3.10.0-693.el7.x86_64 % 0.15/0.34 % CPULimit : 300 % 0.15/0.34 % WCLimit : 300 % 0.15/0.34 % DateTime : Tue Jun 2 13:12:40 EDT 2026 % 0.15/0.34 % CPUTime : % 0.28/0.49 %----Proving TF0_NAR, FOF, or CNF % 0.28/0.51 --- Run --decision=internal --simplification=none --no-inst-no-entail --no-cbqi --full-saturate-quant at 15... % 0.38/0.56 % SZS status Unsatisfiable % 0.38/0.56 % SZS output start Proof % 0.38/0.57 ( % 0.38/0.57 (declare-sort $$unsorted 0) % 0.38/0.57 (declare-const tptp.asked $$unsorted) % 0.38/0.57 (declare-const tptp.other $$unsorted) % 0.38/0.57 (declare-const tptp.or (-> $$unsorted $$unsorted $$unsorted)) % 0.38/0.57 (declare-const tptp.person (-> $$unsorted Bool)) % 0.38/0.57 (declare-const tptp.knight $$unsorted) % 0.38/0.57 (declare-const tptp.truth (-> $$unsorted Bool)) % 0.38/0.57 (declare-const tptp.not (-> $$unsorted $$unsorted)) % 0.38/0.57 (declare-const tptp.says (-> $$unsorted $$unsorted Bool)) % 0.38/0.57 (declare-const tptp.isa (-> $$unsorted $$unsorted $$unsorted)) % 0.38/0.57 (declare-const tptp.knave $$unsorted) % 0.38/0.57 (define @t1 () (@var "P" $$unsorted)) % 0.38/0.57 (define @t2 () (tptp.truth (tptp.isa @t1 tptp.knave))) % 0.38/0.57 (define @t3 () (tptp.truth (tptp.isa @t1 tptp.knight))) % 0.38/0.57 (define @t4 () (@list @t1)) % 0.38/0.57 (define @t5 () (not @t2)) % 0.38/0.57 (define @t6 () (not @t3)) % 0.38/0.57 (define @t7 () (@var "S" $$unsorted)) % 0.38/0.57 (define @t8 () (not (tptp.says @t1 @t7))) % 0.38/0.57 (define @t9 () (tptp.truth @t7)) % 0.38/0.57 (define @t10 () (@list @t7 @t1)) % 0.38/0.57 (define @t11 () (not @t9)) % 0.38/0.57 (define @t12 () (@list @t1 @t7)) % 0.38/0.57 (define @t13 () (tptp.not @t7)) % 0.38/0.57 (define @t14 () (tptp.truth @t13)) % 0.38/0.57 (define @t15 () (not @t14)) % 0.38/0.57 (define @t16 () (tptp.isa tptp.other tptp.knight)) % 0.38/0.57 (define @t17 () (tptp.isa tptp.asked tptp.knight)) % 0.38/0.57 (define @t18 () (tptp.or @t17 @t16)) % 0.38/0.57 (define @t19 () (tptp.not @t18)) % 0.38/0.57 (define @t20 () (tptp.says tptp.asked @t19)) % 0.38/0.57 (define @t21 () (tptp.says tptp.asked @t18)) % 0.38/0.57 (define @t22 () (@var "Anyone" $$unsorted)) % 0.38/0.57 (define @t23 () (@list @t7 @t22)) % 0.38/0.57 (define @t24 () (@list @t7)) % 0.38/0.57 (define @t25 () (@var "S2" $$unsorted)) % 0.38/0.57 (define @t26 () (@var "S1" $$unsorted)) % 0.38/0.57 (define @t27 () (tptp.truth @t25)) % 0.38/0.57 (define @t28 () (tptp.truth @t26)) % 0.38/0.57 (define @t29 () (@var "Anything" $$unsorted)) % 0.38/0.57 (define @t30 () (tptp.person tptp.asked)) % 0.38/0.57 (define @t31 () (tptp.person tptp.other)) % 0.38/0.57 (define @t32 () (not (tptp.says tptp.asked @t7))) % 0.38/0.57 (define @t33 () (@var "P2" $$unsorted)) % 0.38/0.57 (define @t34 () (not (tptp.truth (tptp.isa tptp.other @t33)))) % 0.38/0.57 (define @t35 () (@var "P1" $$unsorted)) % 0.38/0.57 (define @t36 () (not (tptp.truth (tptp.isa tptp.asked @t35)))) % 0.38/0.57 (define @t37 () (forall (@list @t35 @t33 @t7) (or @t36 @t34 @t32))) % 0.38/0.57 (define @t38 () (forall (@list @t33) @t34)) % 0.38/0.57 (define @t39 () (@list tptp.knight)) % 0.38/0.57 (define @t40 () (tptp.truth @t16)) % 0.38/0.57 (define @t41 () (@list tptp.knave)) % 0.38/0.57 (define @t42 () (tptp.truth (tptp.isa tptp.other tptp.knave))) % 0.38/0.57 (define @t43 () (not @t31)) % 0.38/0.57 (define @t44 () (or @t43 @t40 @t42)) % 0.38/0.57 (define @t45 () (@list false false true true)) % 0.38/0.57 (define @t46 () (forall (@list @t35) @t36)) % 0.38/0.57 (define @t47 () (tptp.truth @t17)) % 0.38/0.57 (define @t48 () (tptp.truth (tptp.isa tptp.asked tptp.knave))) % 0.38/0.57 (define @t49 () (not @t30)) % 0.38/0.57 (define @t50 () (or @t49 @t47 @t48)) % 0.38/0.57 (define @t51 () (forall @t24 @t32)) % 0.38/0.57 (define @t52 () (@list true true)) % 0.38/0.57 (define @t53 () (not @t20)) % 0.38/0.57 (define @t54 () (not @t51)) % 0.38/0.57 (define @t55 () (@list false)) % 0.38/0.57 (define @t56 () (@list @t51)) % 0.38/0.57 (define @t57 () (not @t21)) % 0.38/0.57 (assume @p1 (forall @t4 (or (not (tptp.person @t1)) @t3 @t2))) % 0.38/0.57 (assume @p2 (forall @t4 (or @t6 @t5))) % 0.38/0.57 (assume @p3 (forall @t10 (or @t9 @t8 @t6))) % 0.38/0.57 (assume @p4 (forall @t12 (or @t3 @t8 @t11))) % 0.38/0.57 (assume @p5 (forall @t10 (or @t14 @t8 @t5))) % 0.38/0.57 (assume @p6 (forall @t12 (or @t2 @t8 @t15))) % 0.38/0.57 (assume @p7 (or @t21 @t20)) % 0.38/0.57 (assume @p8 (forall @t23 (or @t9 @t14 (not (tptp.says @t22 @t7))))) % 0.38/0.57 (assume @p9 (forall @t23 (or @t9 @t14 (not (tptp.says @t22 @t13))))) % 0.38/0.57 (assume @p10 (forall @t24 (or @t11 @t15))) % 0.38/0.57 (assume @p11 (forall (@list @t26 @t25) (or @t28 @t27 (not (tptp.truth (tptp.or @t26 @t25)))))) % 0.38/0.57 (assume @p12 (forall (@list @t26 @t29) (or (not @t28) (not (tptp.truth (tptp.not (tptp.or @t26 @t29))))))) % 0.38/0.57 (assume @p13 (forall (@list @t25 @t29) (or (not @t27) (not (tptp.truth (tptp.not (tptp.or @t29 @t25))))))) % 0.38/0.57 (assume @p14 @t30) % 0.38/0.57 (assume @p15 @t31) % 0.38/0.57 (assume @p16 @t37) % 0.38/0.57 (assume-push @p63 @t38) % 0.38/0.57 (step @p18 :rule instantiate :premises (@p63) :args (@t39)) % 0.38/0.57 (step-pop @p64 :rule scope :premises (@p18)) % 0.38/0.57 (step @p19 :rule process_scope :premises (@p64) :args ((not @t40))) % 0.38/0.57 (step @p21 :rule implies_elim :premises (@p19)) % 0.38/0.57 (assume-push @p65 @t38) % 0.38/0.57 (step @p23 :rule instantiate :premises (@p65) :args (@t41)) % 0.38/0.57 (step-pop @p66 :rule scope :premises (@p23)) % 0.38/0.57 (step @p24 :rule process_scope :premises (@p66) :args ((not @t42))) % 0.38/0.57 (step @p26 :rule implies_elim :premises (@p24)) % 0.38/0.57 (step @p27 :rule instantiate :premises (@p1) :args ((@list tptp.other))) % 0.38/0.57 (step @p28 :rule cnf_or_pos :args (@t44)) % 0.38/0.57 (step @p29 :rule reordering :premises (@p28) :args ((or @t43 @t40 @t42 (not @t44)))) % 0.38/0.57 (step @p30 :rule chain_m_resolution :premises (@p29 @p27 @p15 @p26 @p21) :args ((not @t38) @t45 (@list @t44 @t31 @t42 @t40))) % 0.38/0.57 (assume-push @p67 @t46) % 0.38/0.57 (step @p32 :rule instantiate :premises (@p67) :args (@t39)) % 0.38/0.57 (step-pop @p68 :rule scope :premises (@p32)) % 0.38/0.57 (step @p33 :rule process_scope :premises (@p68) :args ((not @t47))) % 0.38/0.57 (step @p35 :rule implies_elim :premises (@p33)) % 0.38/0.57 (assume-push @p69 @t46) % 0.38/0.57 (step @p37 :rule instantiate :premises (@p69) :args (@t41)) % 0.38/0.57 (step-pop @p70 :rule scope :premises (@p37)) % 0.38/0.57 (step @p38 :rule process_scope :premises (@p70) :args ((not @t48))) % 0.38/0.57 (step @p40 :rule implies_elim :premises (@p38)) % 0.38/0.57 (step @p41 :rule instantiate :premises (@p1) :args ((@list tptp.asked))) % 0.38/0.57 (step @p42 :rule cnf_or_pos :args (@t50)) % 0.38/0.57 (step @p43 :rule reordering :premises (@p42) :args ((or @t49 @t47 @t48 (not @t50)))) % 0.38/0.57 (step @p44 :rule chain_m_resolution :premises (@p43 @p41 @p14 @p40 @p35) :args ((not @t46) @t45 (@list @t50 @t30 @t48 @t47))) % 0.38/0.57 (step @p45 :rule quant-miniscope-or :args ((= @t37 (or @t46 @t38 @t51)))) % 0.38/0.57 (step @p46 :rule eq_resolve :premises (@p16 @p45)) % 0.38/0.57 (step @p47 :rule chain_m_resolution :premises (@p46 @p44 @p30) :args (@t51 @t52 (@list @t46 @t38))) % 0.38/0.57 (assume-push @p71 @t51) % 0.38/0.57 (step @p49 :rule instantiate :premises (@p71) :args ((@list @t19))) % 0.38/0.57 (step-pop @p72 :rule scope :premises (@p49)) % 0.38/0.57 (step @p50 :rule process_scope :premises (@p72) :args (@t53)) % 0.38/0.57 (step @p52 :rule implies_elim :premises (@p50)) % 0.38/0.57 (step @p53 :rule reordering :premises (@p52) :args ((or @t53 @t54))) % 0.38/0.57 (step @p54 :rule chain_m_resolution :premises (@p53 @p47) :args (@t53 @t55 @t56)) % 0.38/0.57 (assume-push @p73 @t51) % 0.38/0.57 (step @p56 :rule instantiate :premises (@p73) :args ((@list @t18))) % 0.38/0.57 (step-pop @p74 :rule scope :premises (@p56)) % 0.38/0.57 (step @p57 :rule process_scope :premises (@p74) :args (@t57)) % 0.38/0.57 (step @p59 :rule implies_elim :premises (@p57)) % 0.38/0.57 (step @p60 :rule reordering :premises (@p59) :args ((or @t57 @t54))) % 0.38/0.57 (step @p61 :rule chain_m_resolution :premises (@p60 @p47) :args (@t57 @t55 @t56)) % 0.38/0.57 (step @p62 false :rule chain_m_resolution :premises (@p7 @p61 @p54) :args (false @t52 (@list @t21 @t20))) % 0.38/0.57 ) % 0.38/0.57 % SZS output end Proof % 0.38/0.57 % cvc5 exiting %------------------------------------------------------------------------------