%------------------------------------------------------------------------------ % File : cvc5---1.3.4 % Problem : PUZ023-1 : TPTP v9.2.1. Released v1.0.0. % Transfm : none % Format : tptp:raw % Command : /export/starexec/sandbox/solver/bin/do_cvc5 /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM % Computer : n007.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 08:43:58 AM UTC 2026 % Result : Unsatisfiable 0.40s 0.58s % Output : Proof 0.40s % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----WARNING: Could not form TPTP format derivation %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.12/0.12 % Problem : PUZ023-1 : TPTP v9.2.1. Released v1.0.0. % 0.12/0.14 % Command : /export/starexec/sandbox/solver/bin/do_cvc5 /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM % 0.17/0.35 % Computer : n007.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 13:11:56 EDT 2026 % 0.17/0.35 % CPUTime : % 0.30/0.51 %----Proving TF0_NAR, FOF, or CNF % 0.30/0.52 --- Run --decision=internal --simplification=none --no-inst-no-entail --no-cbqi --full-saturate-quant at 15... % 0.40/0.58 % SZS status Unsatisfiable % 0.40/0.58 % SZS output start Proof % 0.40/0.58 ( % 0.40/0.58 (declare-sort $$unsorted 0) % 0.40/0.58 (declare-const tptp.b_and_c_truthtellers $$unsorted) % 0.40/0.58 (declare-const tptp.b_truthteller_and_c_liar $$unsorted) % 0.40/0.58 (declare-const tptp.liar (-> $$unsorted $$unsorted)) % 0.40/0.58 (declare-const tptp.b_liar_and_c_truthteller $$unsorted) % 0.40/0.58 (declare-const tptp.a_truth (-> $$unsorted Bool)) % 0.40/0.58 (declare-const tptp.truthteller (-> $$unsorted $$unsorted)) % 0.40/0.58 (declare-const tptp.says (-> $$unsorted $$unsorted $$unsorted)) % 0.40/0.58 (declare-const tptp.c $$unsorted) % 0.40/0.58 (declare-const tptp.one_truthteller $$unsorted) % 0.40/0.58 (declare-const tptp.b $$unsorted) % 0.40/0.58 (declare-const tptp.an_answer (-> $$unsorted Bool)) % 0.40/0.58 (declare-const tptp.people (-> $$unsorted $$unsorted $$unsorted Bool)) % 0.40/0.58 (declare-const tptp.a $$unsorted) % 0.40/0.58 (declare-const tptp.b_and_c_liars $$unsorted) % 0.40/0.58 (declare-const tptp.garbage $$unsorted) % 0.40/0.58 (define @t1 () (@var "X" $$unsorted)) % 0.40/0.58 (define @t2 () (tptp.a_truth (tptp.liar @t1))) % 0.40/0.58 (define @t3 () (tptp.a_truth (tptp.truthteller @t1))) % 0.40/0.58 (define @t4 () (@list @t1)) % 0.40/0.58 (define @t5 () (not @t3)) % 0.40/0.58 (define @t6 () (@var "Statement" $$unsorted)) % 0.40/0.58 (define @t7 () (tptp.a_truth @t6)) % 0.40/0.58 (define @t8 () (@var "Truthteller" $$unsorted)) % 0.40/0.58 (define @t9 () (not (tptp.a_truth (tptp.says @t8 @t6)))) % 0.40/0.58 (define @t10 () (tptp.a_truth (tptp.truthteller @t8))) % 0.40/0.58 (define @t11 () (not @t7)) % 0.40/0.58 (define @t12 () (@var "Liar" $$unsorted)) % 0.40/0.58 (define @t13 () (not (tptp.a_truth (tptp.says @t12 @t6)))) % 0.40/0.58 (define @t14 () (tptp.a_truth (tptp.liar @t12))) % 0.40/0.58 (define @t15 () (@var "Z" $$unsorted)) % 0.40/0.58 (define @t16 () (tptp.a_truth (tptp.truthteller @t15))) % 0.40/0.58 (define @t17 () (@var "Y" $$unsorted)) % 0.40/0.58 (define @t18 () (tptp.a_truth (tptp.truthteller @t17))) % 0.40/0.58 (define @t19 () (tptp.a_truth tptp.one_truthteller)) % 0.40/0.58 (define @t20 () (not @t19)) % 0.40/0.58 (define @t21 () (not (tptp.people @t1 @t17 @t15))) % 0.40/0.58 (define @t22 () (@list @t1 @t17 @t15)) % 0.40/0.58 (define @t23 () (not @t18)) % 0.40/0.58 (define @t24 () (not @t16)) % 0.40/0.58 (define @t25 () (tptp.liar tptp.b)) % 0.40/0.58 (define @t26 () (tptp.a_truth (tptp.says tptp.c @t25))) % 0.40/0.58 (define @t27 () (tptp.a_truth (tptp.liar tptp.c))) % 0.40/0.58 (define @t28 () (not @t27)) % 0.40/0.58 (define @t29 () (tptp.a_truth @t25)) % 0.40/0.58 (define @t30 () (not @t29)) % 0.40/0.58 (define @t31 () (tptp.an_answer tptp.b_liar_and_c_truthteller)) % 0.40/0.58 (define @t32 () (tptp.a_truth (tptp.truthteller tptp.c))) % 0.40/0.58 (define @t33 () (not @t32)) % 0.40/0.58 (define @t34 () (tptp.an_answer tptp.b_truthteller_and_c_liar)) % 0.40/0.58 (define @t35 () (tptp.a_truth (tptp.truthteller tptp.b))) % 0.40/0.58 (define @t36 () (not @t35)) % 0.40/0.58 (define @t37 () (@list @t25 tptp.c)) % 0.40/0.58 (define @t38 () (not @t26)) % 0.40/0.58 (define @t39 () (or @t30 @t38 @t32)) % 0.40/0.58 (define @t40 () (or @t35 @t29)) % 0.40/0.58 (define @t41 () (or @t29 @t38 @t27)) % 0.40/0.58 (assume @p1 (forall @t4 (or @t3 @t2))) % 0.40/0.58 (assume @p2 (forall @t4 (or @t5 (not @t2)))) % 0.40/0.58 (assume @p3 (forall (@list @t8 @t6) (or (not @t10) @t9 @t7))) % 0.40/0.58 (assume @p4 (forall (@list @t12 @t6) (or (not @t14) @t13 @t11))) % 0.40/0.58 (assume @p5 (forall (@list @t6 @t8) (or @t11 @t9 @t10))) % 0.40/0.58 (assume @p6 (forall (@list @t6 @t12) (or @t7 @t13 @t14))) % 0.40/0.58 (assume @p7 (forall @t22 (or @t21 @t20 @t3 @t18 @t16))) % 0.40/0.58 (assume @p8 (forall @t22 (or @t21 @t5 @t23 @t20))) % 0.40/0.58 (assume @p9 (forall @t22 (or @t21 @t5 @t24 @t20))) % 0.40/0.58 (assume @p10 (forall @t22 (or @t21 @t23 @t24 @t20))) % 0.40/0.58 (assume @p11 (forall @t22 (or @t21 @t19 @t5 @t18 @t16))) % 0.40/0.58 (assume @p12 (forall @t22 (or @t21 @t19 @t23 @t3 @t16))) % 0.40/0.58 (assume @p13 (forall @t22 (or @t21 @t19 @t24 @t18 @t3))) % 0.40/0.58 (assume @p14 (tptp.people tptp.a tptp.b tptp.c)) % 0.40/0.58 (assume @p15 (tptp.a_truth (tptp.says tptp.a tptp.garbage))) % 0.40/0.58 (assume @p16 (tptp.a_truth (tptp.says tptp.b (tptp.says tptp.a tptp.one_truthteller)))) % 0.40/0.58 (assume @p17 @t26) % 0.40/0.58 (assume @p18 (or @t30 @t28 (tptp.an_answer tptp.b_and_c_liars))) % 0.40/0.58 (assume @p19 (or @t30 @t33 @t31)) % 0.40/0.58 (assume @p20 (or @t36 @t28 @t34)) % 0.40/0.58 (assume @p21 (or @t36 @t33 (tptp.an_answer tptp.b_and_c_truthtellers))) % 0.40/0.58 (assume @p22 (forall @t4 (not (tptp.an_answer @t1)))) % 0.40/0.58 (step @p23 :rule instantiate :premises (@p22) :args ((@list tptp.b_truthteller_and_c_liar))) % 0.40/0.58 (step @p24 :rule instantiate :premises (@p1) :args ((@list tptp.b))) % 0.40/0.58 (step @p25 :rule instantiate :premises (@p22) :args ((@list tptp.b_liar_and_c_truthteller))) % 0.40/0.58 (step @p26 :rule instantiate :premises (@p5) :args (@t37)) % 0.40/0.58 (step @p27 :rule cnf_or_pos :args (@t39)) % 0.40/0.58 (step @p28 :rule reordering :premises (@p27) :args ((or @t30 @t32 @t38 (not @t39)))) % 0.40/0.58 (step @p29 :rule chain_m_resolution :premises (@p28 @p26 @p17 @p19 @p25) :args (@t30 (@list false false true true) (@list @t39 @t26 @t32 @t31))) % 0.40/0.58 (step @p30 :rule cnf_or_pos :args (@t40)) % 0.40/0.58 (step @p31 :rule reordering :premises (@p30) :args ((or @t29 @t35 (not @t40)))) % 0.40/0.58 (step @p32 :rule chain_m_resolution :premises (@p31 @p29 @p24) :args (@t35 (@list true false) (@list @t29 @t40))) % 0.40/0.58 (step @p33 :rule instantiate :premises (@p6) :args (@t37)) % 0.40/0.58 (step @p34 :rule cnf_or_pos :args (@t41)) % 0.40/0.58 (step @p35 :rule reordering :premises (@p34) :args ((or @t29 @t27 @t38 (not @t41)))) % 0.40/0.58 (step @p36 :rule chain_m_resolution :premises (@p35 @p29 @p17 @p33) :args (@t27 (@list true false false) (@list @t29 @t26 @t41))) % 0.40/0.58 (step @p37 :rule reordering :premises (@p20) :args ((or @t28 @t36 @t34))) % 0.40/0.58 (step @p38 false :rule chain_m_resolution :premises (@p37 @p36 @p32 @p23) :args (false (@list false false true) (@list @t27 @t35 @t34))) % 0.40/0.58 ) % 0.40/0.58 % SZS output end Proof % 0.40/0.58 % cvc5 exiting %------------------------------------------------------------------------------