TSTP Solution File: PUZ020-1 by cvc5---1.0.5
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%------------------------------------------------------------------------------
% File : cvc5---1.0.5
% Problem : PUZ020-1 : TPTP v8.1.2. Released v1.0.0.
% Transfm : none
% Format : tptp
% Command : do_cvc5 %s %d
% Computer : n022.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 : Thu Aug 31 13:12:56 EDT 2023
% Result : Unsatisfiable 0.22s 0.56s
% Output : Proof 0.22s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.14 % Problem : PUZ020-1 : TPTP v8.1.2. Released v1.0.0.
% 0.00/0.16 % Command : do_cvc5 %s %d
% 0.15/0.38 % Computer : n022.cluster.edu
% 0.15/0.38 % Model : x86_64 x86_64
% 0.15/0.38 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.38 % Memory : 8042.1875MB
% 0.15/0.38 % OS : Linux 3.10.0-693.el7.x86_64
% 0.15/0.38 % CPULimit : 300
% 0.15/0.38 % WCLimit : 300
% 0.15/0.38 % DateTime : Sat Aug 26 22:35:10 EDT 2023
% 0.15/0.38 % CPUTime :
% 0.22/0.53 %----Proving TF0_NAR, FOF, or CNF
% 0.22/0.54 ------- convert to smt2 : /export/starexec/sandbox2/tmp/tmp.kzbT49U58a/cvc5---1.0.5_24282.p...
% 0.22/0.54 ------- get file name : TPTP file name is PUZ020-1
% 0.22/0.55 ------- cvc5-fof : /export/starexec/sandbox2/solver/bin/cvc5---1.0.5_24282.smt2...
% 0.22/0.55 --- Run --decision=internal --simplification=none --no-inst-no-entail --no-cbqi --full-saturate-quant at 10...
% 0.22/0.56 % SZS status Unsatisfiable for PUZ020-1
% 0.22/0.56 % SZS output start Proof for PUZ020-1
% 0.22/0.57 (
% 0.22/0.57 (let ((_let_1 (tptp.knight tptp.husband))) (let ((_let_2 (not _let_1))) (let ((_let_3 (tptp.statement_by tptp.husband))) (let ((_let_4 (tptp.a_truth _let_3))) (let ((_let_5 (tptp.knight tptp.wife))) (let ((_let_6 (not _let_5))) (let ((_let_7 (or _let_6 _let_4))) (let ((_let_8 (or _let_4 _let_5))) (let ((_let_9 (not _let_4))) (let ((_let_10 (tptp.person tptp.husband))) (let ((_let_11 (forall ((X $$unsorted)) (or (not (tptp.person X)) (not (tptp.a_truth (tptp.statement_by X))) (tptp.knight X))))) (let ((_let_12 (not _let_10))) (let ((_let_13 (or _let_12 _let_9 _let_1))) (let ((_let_14 (_let_11))) (let ((_let_15 (ASSUME :args _let_14))) (let ((_let_16 (not _let_13))) (SCOPE (SCOPE (MACRO_RESOLUTION_TRUST (IMPLIES_ELIM (SCOPE (INSTANTIATE _let_15 :args (tptp.husband QUANTIFIERS_INST_E_MATCHING_SIMPLE ((not (= (tptp.person X) false))))) :args _let_14)) (MACRO_RESOLUTION_TRUST (REORDERING (CNF_OR_POS :args (_let_13)) :args ((or _let_9 _let_1 _let_12 _let_16))) (MACRO_RESOLUTION_TRUST (REORDERING (ASSUME :args (_let_7)) :args ((or _let_4 _let_6))) (ASSUME :args (_let_8)) :args (_let_4 false _let_5)) (ASSUME :args (_let_2)) (ASSUME :args (_let_10)) :args (_let_16 false _let_4 true _let_1 false _let_10)) _let_15 :args (false true _let_13 false _let_11)) :args ((forall ((X $$unsorted)) (or (not (tptp.person X)) (tptp.knight X) (tptp.knave X))) (forall ((X $$unsorted)) (or (not (tptp.person X)) (not (tptp.knight X)) (not (tptp.knave X)))) (forall ((X $$unsorted) (Y $$unsorted)) (let ((_let_1 (tptp.a_truth Y))) (or (not (tptp.says X Y)) _let_1 (not _let_1)))) (forall ((X $$unsorted) (Y $$unsorted)) (or (not (tptp.says X Y)) (not (= X Y)))) (forall ((X $$unsorted) (Y $$unsorted)) (or (not (tptp.says X Y)) (= Y (tptp.statement_by X)))) (forall ((X $$unsorted) (Y $$unsorted)) (or (not (tptp.person X)) (not (= X (tptp.statement_by Y))))) _let_11 (forall ((X $$unsorted)) (or (not (tptp.person X)) (tptp.a_truth (tptp.statement_by X)) (tptp.knave X))) (forall ((X $$unsorted) (Y $$unsorted)) (or (not (tptp.knight X)) (not (tptp.says X Y)) (tptp.a_truth Y))) (forall ((X $$unsorted) (Y $$unsorted)) (or (not (tptp.knave X)) (not (tptp.says X Y)) (not (tptp.a_truth Y)))) _let_10 (tptp.person tptp.wife) (not (= tptp.husband tptp.wife)) (tptp.says tptp.husband _let_3) (or _let_9 _let_2 _let_5) (or _let_4 _let_2) _let_8 _let_7 _let_2)))))))))))))))))))
% 0.22/0.57 )
% 0.22/0.57 % SZS output end Proof for PUZ020-1
% 0.22/0.57 % cvc5---1.0.5 exiting
% 0.22/0.57 % cvc5---1.0.5 exiting
%------------------------------------------------------------------------------