%------------------------------------------------------------------------------
% File : Leo-III---1.8.0
% Problem : LCL433-2 : TPTP v9.3.1. Released v3.2.0.
% Transfm : none
% Format : tptp:raw
% Command : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 300 -p --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39
% Computer : n005.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 07:51:48 AM UTC 2026
% Result : Unsatisfiable 4.92s 8.32s
% Output : Refutation 4.92s
% Verified :
% SZS Type : Refutation
% Derivation depth : 2
% Number of leaves : 8
% Syntax : Number of formulae : 17 ( 7 unt; 0 typ; 0 def)
% Number of atoms : 29 ( 0 equ; 0 cnn)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 210 ( 14 ~; 12 |; 0 &; 184 @)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 14 ( 10 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 11 ( 10 usr; 5 con; 0-3 aty)
% Number of variables : 38 ( 0 ^; 38 !; 0 ?; 38 :)
% Comments :
%------------------------------------------------------------------------------
thf(c_PropLog_Osat_decl,type,
c_PropLog_Osat: $i > $i > $i > $o ).
thf(c_insert_decl,type,
c_insert: $i > $i > $i > $i ).
thf(v_x_decl,type,
v_x: $i ).
thf(v_F_decl,type,
v_F: $i ).
thf(tc_PropLog_Opl_decl,type,
tc_PropLog_Opl: $i > $i ).
thf(t_a_decl,type,
t_a: $i ).
thf(v_xa_decl,type,
v_xa: $i ).
thf(c_in_decl,type,
c_in: $i > $i > $i > $o ).
thf(c_PropLog_Othms_decl,type,
c_PropLog_Othms: $i > $i > $i ).
thf(c_PropLog_Opl_Oop_A_N_62_decl,type,
c_PropLog_Opl_Oop_A_N_62: $i > $i > $i > $i ).
thf(2,negated_conjecture,
~ ( t_a @ tc_PropLog_Opl @ ( t_a @ ( t_a @ tc_PropLog_Opl @ ( v_F @ ( v_x @ c_insert ) ) @ c_PropLog_Othms ) @ ( v_xa @ c_in ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_conjecture_3) ).
thf(10,plain,
~ ( t_a @ tc_PropLog_Opl @ ( t_a @ ( t_a @ tc_PropLog_Opl @ ( v_F @ ( v_x @ c_insert ) ) @ c_PropLog_Othms ) @ ( v_xa @ c_in ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).
thf(4,axiom,
! [D: $i,C: $i,B: $i,A: $i] :
( ( C @ ( C @ ( D @ ( A @ c_PropLog_Opl_Oop_A_N_62 ) ) @ ( B @ c_PropLog_Osat ) ) )
| ~ ( C @ ( D @ ( C @ tc_PropLog_Opl @ ( B @ ( A @ c_insert ) ) @ c_PropLog_Osat ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_PropLog_Osat__imp_0) ).
thf(14,plain,
! [D: $i,C: $i,B: $i,A: $i] :
( ( C @ ( C @ ( D @ ( A @ c_PropLog_Opl_Oop_A_N_62 ) ) @ ( B @ c_PropLog_Osat ) ) )
| ~ ( C @ ( D @ ( C @ tc_PropLog_Opl @ ( B @ ( A @ c_insert ) ) @ c_PropLog_Osat ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).
thf(7,axiom,
! [D: $i,C: $i,B: $i,A: $i] :
( ( C @ tc_PropLog_Opl @ ( C @ ( C @ tc_PropLog_Opl @ ( B @ ( D @ c_insert ) ) @ c_PropLog_Othms ) @ ( A @ c_in ) ) )
| ~ ( C @ tc_PropLog_Opl @ ( C @ ( B @ c_PropLog_Othms ) @ ( A @ c_in ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_PropLog_Oweaken__left__insert_0) ).
thf(20,plain,
! [D: $i,C: $i,B: $i,A: $i] :
( ( C @ tc_PropLog_Opl @ ( C @ ( C @ tc_PropLog_Opl @ ( B @ ( D @ c_insert ) ) @ c_PropLog_Othms ) @ ( A @ c_in ) ) )
| ~ ( C @ tc_PropLog_Opl @ ( C @ ( B @ c_PropLog_Othms ) @ ( A @ c_in ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).
thf(1,negated_conjecture,
t_a @ ( v_xa @ ( t_a @ tc_PropLog_Opl @ ( v_F @ ( v_x @ c_insert ) ) @ c_PropLog_Osat ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_conjecture_2) ).
thf(9,plain,
t_a @ ( v_xa @ ( t_a @ tc_PropLog_Opl @ ( v_F @ ( v_x @ c_insert ) ) @ c_PropLog_Osat ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[1]) ).
thf(8,axiom,
! [C: $i,B: $i,A: $i] : ( C @ ( C @ ( B @ ( A @ c_insert ) ) @ ( A @ c_in ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_Set_OinsertCI_1) ).
thf(22,plain,
! [C: $i,B: $i,A: $i] : ( C @ ( C @ ( B @ ( A @ c_insert ) ) @ ( A @ c_in ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).
thf(6,axiom,
! [D: $i,C: $i,B: $i,A: $i] :
( ( C @ tc_PropLog_Opl @ ( C @ ( B @ c_PropLog_Othms ) @ ( D @ c_in ) ) )
| ~ ( C @ tc_PropLog_Opl @ ( C @ ( B @ c_PropLog_Othms ) @ ( C @ ( D @ ( A @ c_PropLog_Opl_Oop_A_N_62 ) ) @ c_in ) ) )
| ~ ( C @ tc_PropLog_Opl @ ( C @ ( B @ c_PropLog_Othms ) @ ( A @ c_in ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_PropLog_Othms_OMP_0) ).
thf(18,plain,
! [D: $i,C: $i,B: $i,A: $i] :
( ( C @ tc_PropLog_Opl @ ( C @ ( B @ c_PropLog_Othms ) @ ( D @ c_in ) ) )
| ~ ( C @ tc_PropLog_Opl @ ( C @ ( B @ c_PropLog_Othms ) @ ( C @ ( D @ ( A @ c_PropLog_Opl_Oop_A_N_62 ) ) @ c_in ) ) )
| ~ ( C @ tc_PropLog_Opl @ ( C @ ( B @ c_PropLog_Othms ) @ ( A @ c_in ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).
thf(5,axiom,
! [C: $i,B: $i,A: $i] :
( ( C @ tc_PropLog_Opl @ ( C @ ( B @ c_PropLog_Othms ) @ ( A @ c_in ) ) )
| ~ ( C @ tc_PropLog_Opl @ ( B @ ( A @ c_in ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_PropLog_Othms_OH_0) ).
thf(16,plain,
! [C: $i,B: $i,A: $i] :
( ( C @ tc_PropLog_Opl @ ( C @ ( B @ c_PropLog_Othms ) @ ( A @ c_in ) ) )
| ~ ( C @ tc_PropLog_Opl @ ( B @ ( A @ c_in ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).
thf(3,negated_conjecture,
! [A: $i] :
( ~ ( t_a @ ( A @ ( v_F @ c_PropLog_Osat ) ) )
| ( t_a @ tc_PropLog_Opl @ ( t_a @ ( v_F @ c_PropLog_Othms ) @ ( A @ c_in ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_conjecture_4) ).
thf(11,plain,
! [A: $i] :
( ~ ( t_a @ ( A @ ( v_F @ c_PropLog_Osat ) ) )
| ( t_a @ tc_PropLog_Opl @ ( t_a @ ( v_F @ c_PropLog_Othms ) @ ( A @ c_in ) ) ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).
thf(23,plain,
$false,
inference(e,[status(thm)],[10,14,20,9,22,18,16,11]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05 % Problem : LCL433-2 : TPTP v9.3.1. Released v3.2.0.
% 0.00/0.12 % Command : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 300 -p --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39
% 0.23/5.49 % Computer : n005.cluster.edu
% 0.23/5.49 % Model : x86_64 x86_64
% 0.23/5.49 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.23/5.49 % Memory : 8046.5625MB
% 0.23/5.49 % OS : Linux 6.8.0-71-generic
% 0.23/5.49 % CPULimit : 300
% 0.23/5.49 % WCLimit : 300
% 0.23/5.49 % DateTime : Fri Sep 25 22:32:52 UTC 2026
% 0.23/5.50 % CPUTime :
% 0.27/5.50 Running java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 300 -p --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39
% 1.36/6.37 % [INFO] Parsing problem /export/starexec/sandbox2/benchmark/theBenchmark.p ...
% 1.83/6.65 % [INFO] Parsing done (278ms).
% 1.83/6.68 % [INFO] Running in sequential loop mode.
% 2.66/7.29 % [INFO] eprover registered as external prover.
% 2.84/7.31 % [INFO] Scanning for conjecture ...
% 3.02/7.45 % [INFO] Found a conjecture (or negated_conjecture) and 5 axioms. Running axiom selection ...
% 3.17/7.51 % [INFO] Axiom selection finished. Selected 5 axioms (removed 0 axioms).
% 3.17/7.53 % [INFO] Problem is propositional (TPTP CNF).
% 3.17/7.54 % [INFO] Type checking passed.
% 3.17/7.55 % [CONFIG] Using configuration: timeout(300) with strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>. Searching for refutation ...
% 4.92/8.32 % External prover 'e' found a proof!
% 4.92/8.32 % [INFO] Killing All external provers ...
% 4.92/8.32 % Time passed: 2607ms (effective reasoning time: 1633ms)
% 4.92/8.32 % Axioms used in derivation (5): cls_PropLog_Oweaken__left__insert_0, cls_PropLog_Othms_OH_0, cls_Set_OinsertCI_1, cls_PropLog_Osat__imp_0, cls_PropLog_Othms_OMP_0
% 4.92/8.32 % No. of inferences in proof: 17
% 4.92/8.32 % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p : 2607 ms resp. 1633 ms w/o parsing
% 4.92/8.39 % SZS output start Refutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 4.92/8.39 % [INFO] Killing All external provers ...
%------------------------------------------------------------------------------