%------------------------------------------------------------------------------ % File : cvc5---1.3.4 % Problem : PUZ035-1 : TPTP v9.2.1. Released v2.0.0. % Transfm : none % Format : tptp:raw % Command : /export/starexec/sandbox/solver/bin/do_cvc5 /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM % Computer : n002.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 0.57s % Output : Proof 0.38s % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----WARNING: Could not form TPTP format derivation %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.12/0.13 % Problem : PUZ035-1 : TPTP v9.2.1. Released v2.0.0. % 0.12/0.14 % Command : /export/starexec/sandbox/solver/bin/do_cvc5 /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM % 0.18/0.35 % Computer : n002.cluster.edu % 0.18/0.35 % Model : x86_64 x86_64 % 0.18/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz % 0.18/0.35 % Memory : 8042.1875MB % 0.18/0.35 % OS : Linux 3.10.0-693.el7.x86_64 % 0.18/0.35 % CPULimit : 300 % 0.18/0.35 % WCLimit : 300 % 0.18/0.35 % DateTime : Tue Jun 2 13:13:18 EDT 2026 % 0.18/0.35 % CPUTime : % 0.28/0.50 %----Proving TF0_NAR, FOF, or CNF % 0.28/0.52 --- Run --decision=internal --simplification=none --no-inst-no-entail --no-cbqi --full-saturate-quant at 15... % 0.38/0.57 % SZS status Unsatisfiable % 0.38/0.57 % SZS output start Proof % 0.38/0.57 ( % 0.38/0.57 (declare-sort $$unsorted 0) % 0.38/0.57 (declare-const tptp.no $$unsorted) % 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.tell_the_truth (-> $$unsorted Bool)) % 0.38/0.57 (declare-const tptp.yes $$unsorted) % 0.38/0.57 (declare-const tptp.person (-> $$unsorted Bool)) % 0.38/0.57 (declare-const tptp.response (-> $$unsorted Bool)) % 0.38/0.57 (declare-const tptp.knight $$unsorted) % 0.38/0.57 (declare-const tptp.lies (-> $$unsorted Bool)) % 0.38/0.57 (declare-const tptp.isa (-> $$unsorted $$unsorted Bool)) % 0.38/0.57 (declare-const tptp.knave $$unsorted) % 0.38/0.57 (define @t1 () (@var "X" $$unsorted)) % 0.38/0.57 (define @t2 () (tptp.isa @t1 tptp.knave)) % 0.38/0.57 (define @t3 () (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 () (tptp.tell_the_truth @t1)) % 0.38/0.57 (define @t8 () (tptp.lies @t1)) % 0.38/0.57 (define @t9 () (not (tptp.tell_the_truth tptp.asked))) % 0.38/0.57 (define @t10 () (tptp.response tptp.yes)) % 0.38/0.57 (define @t11 () (not @t10)) % 0.38/0.57 (define @t12 () (tptp.isa tptp.other tptp.knight)) % 0.38/0.57 (define @t13 () (tptp.isa tptp.asked tptp.knight)) % 0.38/0.57 (define @t14 () (not (tptp.lies tptp.asked))) % 0.38/0.57 (define @t15 () (tptp.response tptp.no)) % 0.38/0.57 (define @t16 () (not @t15)) % 0.38/0.57 (define @t17 () (@var "Anyone" $$unsorted)) % 0.38/0.57 (define @t18 () (not (tptp.isa @t17 tptp.knight))) % 0.38/0.57 (define @t19 () (@list @t17)) % 0.38/0.57 (define @t20 () (tptp.person tptp.asked)) % 0.38/0.57 (define @t21 () (tptp.person tptp.other)) % 0.38/0.57 (define @t22 () (@var "Y" $$unsorted)) % 0.38/0.57 (define @t23 () (not (tptp.isa tptp.other @t22))) % 0.38/0.57 (define @t24 () (not (tptp.isa tptp.asked @t1))) % 0.38/0.57 (define @t25 () (@var "A" $$unsorted)) % 0.38/0.57 (define @t26 () (not (tptp.response @t25))) % 0.38/0.57 (define @t27 () (forall (@list @t25 @t1 @t22) (or @t26 @t24 @t23))) % 0.38/0.57 (define @t28 () (forall @t4 @t24)) % 0.38/0.57 (define @t29 () (@list tptp.knight)) % 0.38/0.57 (define @t30 () (not @t13)) % 0.38/0.57 (define @t31 () (not @t28)) % 0.38/0.57 (define @t32 () (@list tptp.knave)) % 0.38/0.57 (define @t33 () (tptp.isa tptp.asked tptp.knave)) % 0.38/0.57 (define @t34 () (not @t20)) % 0.38/0.57 (define @t35 () (or @t34 @t13 @t33)) % 0.38/0.57 (define @t36 () (forall (@list @t25) @t26)) % 0.38/0.57 (define @t37 () (not @t36)) % 0.38/0.57 (define @t38 () (@list true true)) % 0.38/0.57 (define @t39 () (forall (@list @t22) @t23)) % 0.38/0.57 (define @t40 () (not @t12)) % 0.38/0.57 (define @t41 () (tptp.isa tptp.other tptp.knave)) % 0.38/0.57 (define @t42 () (not @t21)) % 0.38/0.57 (define @t43 () (or @t42 @t12 @t41)) % 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 @t4 (or @t6 @t7))) % 0.38/0.57 (assume @p4 (forall @t4 (or @t5 @t8))) % 0.38/0.57 (assume @p5 (forall @t4 (or (not @t7) (not @t8)))) % 0.38/0.57 (assume @p6 (or @t13 @t12 @t11 @t9)) % 0.38/0.57 (assume @p7 (or @t13 @t12 @t16 @t14)) % 0.38/0.57 (assume @p8 (forall @t19 (or @t11 @t14 @t18))) % 0.38/0.57 (assume @p9 (forall @t19 (or @t16 @t9 @t18))) % 0.38/0.57 (assume @p10 (forall @t19 (or @t10 @t9 @t18))) % 0.38/0.57 (assume @p11 (or @t15 @t13 @t12 @t9)) % 0.38/0.57 (assume @p12 (or @t10 @t15)) % 0.38/0.57 (assume @p13 @t20) % 0.38/0.57 (assume @p14 @t21) % 0.38/0.57 (assume @p15 @t27) % 0.38/0.57 (assume-push @p64 @t28) % 0.38/0.57 (step @p17 :rule instantiate :premises (@p64) :args (@t29)) % 0.38/0.57 (step-pop @p65 :rule scope :premises (@p17)) % 0.38/0.57 (step @p18 :rule process_scope :premises (@p65) :args (@t30)) % 0.38/0.57 (step @p20 :rule implies_elim :premises (@p18)) % 0.38/0.57 (step @p21 :rule reordering :premises (@p20) :args ((or @t30 @t31))) % 0.38/0.57 (assume-push @p66 @t28) % 0.38/0.57 (step @p23 :rule instantiate :premises (@p66) :args (@t32)) % 0.38/0.57 (step-pop @p67 :rule scope :premises (@p23)) % 0.38/0.57 (step @p24 :rule process_scope :premises (@p67) :args ((not @t33))) % 0.38/0.57 (step @p26 :rule implies_elim :premises (@p24)) % 0.38/0.57 (step @p27 :rule instantiate :premises (@p1) :args ((@list tptp.asked))) % 0.38/0.57 (step @p28 :rule cnf_or_pos :args (@t35)) % 0.38/0.57 (step @p29 :rule reordering :premises (@p28) :args ((or @t13 @t34 @t33 (not @t35)))) % 0.38/0.57 (step @p30 :rule chain_m_resolution :premises (@p29 @p27 @p13 @p26 @p21) :args (@t31 (@list false false true true) (@list @t35 @t20 @t33 @t13))) % 0.38/0.57 (assume-push @p68 @t36) % 0.38/0.57 (step @p32 :rule instantiate :premises (@p68) :args ((@list tptp.yes))) % 0.38/0.57 (step-pop @p69 :rule scope :premises (@p32)) % 0.38/0.57 (step @p33 :rule process_scope :premises (@p69) :args (@t11)) % 0.38/0.57 (step @p35 :rule implies_elim :premises (@p33)) % 0.38/0.57 (step @p36 :rule reordering :premises (@p35) :args ((or @t11 @t37))) % 0.38/0.57 (assume-push @p70 @t36) % 0.38/0.57 (step @p38 :rule instantiate :premises (@p70) :args ((@list tptp.no))) % 0.38/0.57 (step-pop @p71 :rule scope :premises (@p38)) % 0.38/0.57 (step @p39 :rule process_scope :premises (@p71) :args (@t16)) % 0.38/0.57 (step @p41 :rule implies_elim :premises (@p39)) % 0.38/0.57 (step @p42 :rule reordering :premises (@p41) :args ((or @t16 @t37))) % 0.38/0.57 (step @p43 :rule chain_m_resolution :premises (@p12 @p42 @p36) :args (@t37 @t38 (@list @t15 @t10))) % 0.38/0.57 (step @p44 :rule quant-miniscope-or :args ((= @t27 (or @t36 @t28 @t39)))) % 0.38/0.57 (step @p45 :rule eq_resolve :premises (@p15 @p44)) % 0.38/0.57 (step @p46 :rule chain_m_resolution :premises (@p45 @p43 @p30) :args (@t39 @t38 (@list @t36 @t28))) % 0.38/0.57 (step @p47 :rule instantiate :premises (@p1) :args ((@list tptp.other))) % 0.38/0.57 (assume-push @p72 @t39) % 0.38/0.57 (step @p49 :rule instantiate :premises (@p72) :args (@t29)) % 0.38/0.57 (step-pop @p73 :rule scope :premises (@p49)) % 0.38/0.57 (step @p50 :rule process_scope :premises (@p73) :args (@t40)) % 0.38/0.57 (step @p52 :rule implies_elim :premises (@p50)) % 0.38/0.57 (step @p53 :rule reordering :premises (@p52) :args ((or @t40 (not @t39)))) % 0.38/0.57 (step @p54 :rule chain_m_resolution :premises (@p53 @p46) :args (@t40 (@list false) (@list @t39))) % 0.38/0.57 (step @p55 :rule cnf_or_pos :args (@t43)) % 0.38/0.57 (step @p56 :rule reordering :premises (@p55) :args ((or @t12 @t42 @t41 (not @t43)))) % 0.38/0.57 (step @p57 :rule chain_m_resolution :premises (@p56 @p54 @p14 @p47) :args (@t41 (@list true false false) (@list @t12 @t21 @t43))) % 0.38/0.57 (assume-push @p74 @t39) % 0.38/0.57 (step @p59 :rule instantiate :premises (@p74) :args (@t32)) % 0.38/0.57 (step-pop @p75 :rule scope :premises (@p59)) % 0.38/0.57 (step @p60 :rule process_scope :premises (@p75) :args ((not @t41))) % 0.38/0.57 (step @p62 :rule implies_elim :premises (@p60)) % 0.38/0.57 (step @p63 false :rule chain_m_resolution :premises (@p62 @p57 @p46) :args (false (@list false false) (@list @t41 @t39))) % 0.38/0.57 ) % 0.38/0.57 % SZS output end Proof % 0.38/0.58 % cvc5 exiting %------------------------------------------------------------------------------