%------------------------------------------------------------------------------
% File : Prover9---2026-6A
% Problem : SWV774-1 : TPTP v9.3.1. Released v4.1.0.
% Transfm : none
% Format : tptp:raw
% Command : prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n017.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Sun Sep 27 09:09:05 AM UTC 2026
% Result : Unsatisfiable 0.48s 0.48s
% Output : CNFRefutation 0.48s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 3
% Syntax : Number of formulae : 10 ( 10 unt; 0 def)
% Number of atoms : 10 ( 9 equ)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 4 ( 4 ~; 0 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 4 ( 2 avg)
% Maximal term depth : 5 ( 2 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 9 ( 9 usr; 4 con; 0-3 aty)
% Number of variables : 12 ( 2 sgn 5 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(cls_knows__Spy__Gets_0,axiom,
! [VAR_0,VAR_1,VAR_2] : c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_OCons(c_Event_Oevent_OGets(VAR_0,VAR_1),VAR_2,tc_Event_Oevent)) = c_Event_Oknows(c_Message_Oagent_OSpy,VAR_2),
file('theBenchmark.p',cls_knows__Spy__Gets_0) ).
cnf(c_523,plain,
c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_OCons(c_Event_Oevent_OGets(A,B),C,tc_Event_Oevent)) = c_Event_Oknows(c_Message_Oagent_OSpy,C),
inference(clausify,[status(thm)],[cls_knows__Spy__Gets_0]) ).
fof(cls_self__append__conv2_1,axiom,
! [VAR_0,VAR_1] : VAR_0 = c_List_Oappend(c_List_Olist_ONil(VAR_1),VAR_0,VAR_1),
file('theBenchmark.p',cls_self__append__conv2_1) ).
cnf(c_524,plain,
A = c_List_Oappend(c_List_Olist_ONil(B),A,B),
inference(clausify,[status(thm)],[cls_self__append__conv2_1]) ).
cnf(c_525,plain,
c_List_Oappend(c_List_Olist_ONil(A),B,A) = B,
inference(copy,[status(thm)],[c_524]) ).
fof(cls_conjecture_0,axiom,
c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Oappend(c_List_Olist_ONil(tc_Event_Oevent),c_List_Olist_OCons(c_Event_Oevent_OGets(v_A,v_X),c_List_Olist_ONil(tc_Event_Oevent),tc_Event_Oevent),tc_Event_Oevent)) != c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_ONil(tc_Event_Oevent)),
file('theBenchmark.p',cls_conjecture_0) ).
cnf(c_541,plain,
c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Oappend(c_List_Olist_ONil(tc_Event_Oevent),c_List_Olist_OCons(c_Event_Oevent_OGets(v_A,v_X),c_List_Olist_ONil(tc_Event_Oevent),tc_Event_Oevent),tc_Event_Oevent)) != c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_ONil(tc_Event_Oevent)),
inference(clausify,[status(thm)],[cls_conjecture_0]) ).
cnf(c_543,plain,
c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_OCons(c_Event_Oevent_OGets(v_A,v_X),c_List_Olist_ONil(tc_Event_Oevent),tc_Event_Oevent)) != c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_ONil(tc_Event_Oevent)),
inference(paramod,[status(thm)],[c_525,c_541]) ).
cnf(c_544,plain,
c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_ONil(tc_Event_Oevent)) != c_Event_Oknows(c_Message_Oagent_OSpy,c_List_Olist_ONil(tc_Event_Oevent)),
inference(paramod,[status(thm)],[c_523,c_543]) ).
cnf(c_542,plain,
$false,
inference(copy,[status(thm)],[c_544]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SWV774-1 : TPTP v9.3.1. Released v4.1.0.
% 0.00/0.04 % Command : prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.10/0.37 % Computer : n017.cluster.edu
% 0.10/0.37 % Model : x86_64 x86_64
% 0.10/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.37 % Memory : 8046.5625MB
% 0.10/0.37 % OS : Linux 6.8.0-71-generic
% 0.10/0.37 % CPULimit : 300
% 0.10/0.37 % WCLimit : 300
% 0.10/0.37 % DateTime : Sat Sep 26 14:51:36 UTC 2026
% 0.10/0.38 % CPUTime :
% 0.10/0.38 % Prover9 (64) version 2026-6A, July 2026, CASC-J13.
% 0.10/0.38 % Process 986015 was started by sandbox2 on n017,
% 0.10/0.38 % Sat Sep 26 14:51:36 2026
% 0.10/0.38 % The command was "/export/starexec/sandbox2/solver/bin/prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p".
% 0.10/0.40
% 0.10/0.40 % From the command line: assign(max_seconds, 300).
% 0.48/0.48
% 0.48/0.48 % SZS status Unsatisfiable for theBenchmark
% 0.48/0.48
% 0.48/0.48 % Proof 1 at 0.07 (+ 0.01) seconds.
% 0.48/0.48 % Length of proof is 5.
% 0.48/0.48 % Level of proof is 2.
% 0.48/0.48 % Maximum clause weight is 12.000.
% 0.48/0.48 % Given clauses 0.
% 0.48/0.48
% 0.48/0.48 % SZS output start CNFRefutation for theBenchmark
% See solution above
%------------------------------------------------------------------------------