%------------------------------------------------------------------------------ % File : cvc5---1.3.4 % Problem : PUZ035-5 : 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 : n008.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 08:44:02 AM UTC 2026 % Result : Unsatisfiable 0.35s 0.57s % Output : Proof 0.35s % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----WARNING: Could not form TPTP format derivation %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.12/0.13 % Problem : PUZ035-5 : 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 : n008.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 : % 0.35/0.51 %----Proving TF0_NAR, FOF, or CNF % 0.35/0.52 --- Run --decision=internal --simplification=none --no-inst-no-entail --no-cbqi --full-saturate-quant at 15... % 0.35/0.57 % SZS status Unsatisfiable % 0.35/0.57 % SZS output start Proof % 0.35/0.57 ( % 0.35/0.57 (declare-sort $$unsorted 0) % 0.35/0.57 (declare-const tptp.says (-> $$unsorted $$unsorted Bool)) % 0.35/0.57 (declare-const tptp.or (-> $$unsorted $$unsorted $$unsorted)) % 0.35/0.57 (declare-const tptp.knight $$unsorted) % 0.35/0.57 (declare-const tptp.asked $$unsorted) % 0.35/0.57 (declare-const tptp.truth (-> $$unsorted Bool)) % 0.35/0.57 (declare-const tptp.isa (-> $$unsorted $$unsorted $$unsorted)) % 0.35/0.57 (declare-const tptp.other $$unsorted) % 0.35/0.57 (declare-const tptp.knave $$unsorted) % 0.35/0.57 (define @t1 () (@var "P" $$unsorted)) % 0.35/0.57 (define @t2 () (tptp.truth (tptp.isa @t1 tptp.knave))) % 0.35/0.57 (define @t3 () (tptp.truth (tptp.isa @t1 tptp.knight))) % 0.35/0.57 (define @t4 () (@list @t1)) % 0.35/0.57 (define @t5 () (not @t3)) % 0.35/0.57 (define @t6 () (@var "S" $$unsorted)) % 0.35/0.57 (define @t7 () (not (tptp.says @t1 @t6))) % 0.35/0.57 (define @t8 () (tptp.truth @t6)) % 0.35/0.57 (define @t9 () (@var "B" $$unsorted)) % 0.35/0.57 (define @t10 () (@var "A" $$unsorted)) % 0.35/0.57 (define @t11 () (tptp.truth (tptp.or @t10 @t9))) % 0.35/0.57 (define @t12 () (tptp.truth @t9)) % 0.35/0.57 (define @t13 () (tptp.truth @t10)) % 0.35/0.57 (define @t14 () (@list @t10 @t9)) % 0.35/0.57 (define @t15 () (tptp.isa tptp.other tptp.knight)) % 0.35/0.57 (define @t16 () (tptp.isa tptp.asked tptp.knight)) % 0.35/0.57 (define @t17 () (@var "Y" $$unsorted)) % 0.35/0.57 (define @t18 () (not (tptp.truth (tptp.isa tptp.other @t17)))) % 0.35/0.57 (define @t19 () (@var "X" $$unsorted)) % 0.35/0.57 (define @t20 () (not (tptp.truth (tptp.isa tptp.asked @t19)))) % 0.35/0.57 (define @t21 () (forall (@list @t19 @t17) (or @t20 @t18))) % 0.35/0.57 (define @t22 () (forall (@list @t17) @t18)) % 0.35/0.57 (define @t23 () (@list tptp.knight)) % 0.35/0.57 (define @t24 () (tptp.truth @t15)) % 0.35/0.57 (define @t25 () (tptp.truth (tptp.isa tptp.other tptp.knave))) % 0.35/0.57 (define @t26 () (or @t24 @t25)) % 0.35/0.57 (define @t27 () (@list tptp.knave)) % 0.35/0.57 (define @t28 () (forall (@list @t19) @t20)) % 0.35/0.57 (define @t29 () (tptp.truth (tptp.isa tptp.asked tptp.knave))) % 0.35/0.57 (define @t30 () (not @t29)) % 0.35/0.57 (define @t31 () (tptp.truth @t16)) % 0.35/0.57 (define @t32 () (or @t31 @t29)) % 0.35/0.57 (assume @p1 (forall @t4 (or @t3 @t2))) % 0.35/0.57 (assume @p2 (forall @t4 (or @t5 (not @t2)))) % 0.35/0.57 (assume @p3 (forall (@list @t6 @t1) (or @t8 @t5 @t7))) % 0.35/0.57 (assume @p4 (forall (@list @t1 @t6) (or @t3 (not @t8) @t7))) % 0.35/0.57 (assume @p5 (forall @t14 (or @t13 @t12 (not @t11)))) % 0.35/0.57 (assume @p6 (forall @t14 (or @t11 (not @t13)))) % 0.35/0.57 (assume @p7 (forall @t14 (or @t11 (not @t12)))) % 0.35/0.57 (assume @p8 (tptp.says tptp.asked (tptp.or @t16 @t15))) % 0.35/0.57 (assume @p9 @t21) % 0.35/0.57 (assume-push @p43 @t22) % 0.35/0.57 (step @p11 :rule instantiate :premises (@p43) :args (@t23)) % 0.35/0.57 (step-pop @p44 :rule scope :premises (@p11)) % 0.35/0.57 (step @p12 :rule process_scope :premises (@p44) :args ((not @t24))) % 0.35/0.57 (step @p14 :rule implies_elim :premises (@p12)) % 0.35/0.57 (step @p15 :rule instantiate :premises (@p1) :args ((@list tptp.other))) % 0.35/0.57 (step @p16 :rule cnf_or_pos :args (@t26)) % 0.35/0.57 (step @p17 :rule reordering :premises (@p16) :args ((or @t24 @t25 (not @t26)))) % 0.35/0.57 (assume-push @p45 @t22) % 0.35/0.57 (step @p19 :rule instantiate :premises (@p45) :args (@t27)) % 0.35/0.57 (step-pop @p46 :rule scope :premises (@p19)) % 0.35/0.57 (step @p20 :rule process_scope :premises (@p46) :args ((not @t25))) % 0.35/0.57 (step @p22 :rule implies_elim :premises (@p20)) % 0.35/0.57 (step @p23 :rule chain_m_resolution :premises (@p22 @p17 @p15 @p14) :args ((not @t22) (@list false false true) (@list @t25 @t26 @t24))) % 0.35/0.57 (step @p24 :rule quant-miniscope-or :args ((= @t21 (or @t28 @t22)))) % 0.35/0.57 (step @p25 :rule eq_resolve :premises (@p9 @p24)) % 0.35/0.57 (step @p26 :rule chain_m_resolution :premises (@p25 @p23) :args (@t28 (@list true) (@list @t22))) % 0.35/0.57 (step @p27 :rule instantiate :premises (@p1) :args ((@list tptp.asked))) % 0.35/0.57 (assume-push @p47 @t28) % 0.35/0.57 (step @p29 :rule instantiate :premises (@p47) :args (@t27)) % 0.35/0.57 (step-pop @p48 :rule scope :premises (@p29)) % 0.35/0.57 (step @p30 :rule process_scope :premises (@p48) :args (@t30)) % 0.35/0.57 (step @p32 :rule implies_elim :premises (@p30)) % 0.35/0.57 (step @p33 :rule chain_m_resolution :premises (@p32 @p26) :args (@t30 (@list false) (@list @t28))) % 0.35/0.57 (step @p34 :rule cnf_or_pos :args (@t32)) % 0.35/0.57 (step @p35 :rule reordering :premises (@p34) :args ((or @t31 @t29 (not @t32)))) % 0.35/0.57 (step @p36 :rule chain_m_resolution :premises (@p35 @p33 @p27) :args (@t31 (@list true false) (@list @t29 @t32))) % 0.35/0.57 (assume-push @p49 @t28) % 0.35/0.57 (step @p38 :rule instantiate :premises (@p49) :args (@t23)) % 0.35/0.57 (step-pop @p50 :rule scope :premises (@p38)) % 0.35/0.57 (step @p39 :rule process_scope :premises (@p50) :args ((not @t31))) % 0.35/0.57 (step @p41 :rule implies_elim :premises (@p39)) % 0.35/0.57 (step @p42 false :rule chain_m_resolution :premises (@p41 @p36 @p26) :args (false (@list false false) (@list @t31 @t28))) % 0.35/0.57 ) % 0.35/0.58 % SZS output end Proof % 0.35/0.58 % cvc5 exiting %------------------------------------------------------------------------------