%------------------------------------------------------------------------------
% File     : ConnectPP---0.3.0
% Problem  : ROB021-1 : TPTP v8.1.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : connect++ --verbosity 0 --no-colour --tptp-proof --schedule default %s

% 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 : Mon Mar 25 14:30:09 EDT 2024

% Result   : Unsatisfiable 0.13s 0.38s
% Output   : Proof 0.13s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : ROB021-1 : TPTP v8.1.2. Released v1.0.0.
% 0.11/0.13  % Command  : connect++ --verbosity 0 --no-colour --tptp-proof --schedule default %s
% 0.13/0.33  % Computer : n007.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Thu Mar 21 03:12:44 EDT 2024
% 0.13/0.34  % CPUTime  : 
% 0.13/0.38  % SZS status Unsatisfiable for theBenchmark
% 0.13/0.38  % SZS output start Proof for theBenchmark
% 0.13/0.38  
% 0.13/0.38  % Problem matrix:
% 0.13/0.38  cnf(matrix-0, plain, ( ( __eqx_0 = __eqx_0) )).
% 0.13/0.38  cnf(matrix-1, plain, ( ( __eqx_0 != __eqx_1) | ( __eqx_1 = __eqx_0) )).
% 0.13/0.38  cnf(matrix-2, plain, ( ( __eqx_0 != __eqx_1) | ( __eqx_1 != __eqx_2) | ( __eqx_0 = __eqx_2) )).
% 0.13/0.38  cnf(matrix-3, plain, ( ( __eqx_0 != __eqy_0) | ( __eqx_1 != __eqy_1) | ( add(__eqx_0, __eqx_1) = add(__eqy_0, __eqy_1)) )).
% 0.13/0.38  cnf(matrix-4, plain, ( ( __eqx_0 != __eqy_0) | ( negate(__eqx_0) = negate(__eqy_0)) )).
% 0.13/0.38  cnf(matrix-5, plain, ( ( add(X, Y) = add(Y, X)) )).
% 0.13/0.38  cnf(matrix-6, plain, ( ( add(add(X, Y), Z) = add(X, add(Y, Z))) )).
% 0.13/0.38  cnf(matrix-7, plain, ( ( negate(add(negate(add(X, Y)), negate(add(X, negate(Y))))) = X) )).
% 0.13/0.38  cnf(matrix-8, plain, ( ( negate(X) != negate(Y)) | ( X = Y) )).
% 0.13/0.38  cnf(matrix-9, plain, ( ( add(negate(add(a, negate(b))), negate(add(negate(a), negate(b)))) != b) )).
% 0.13/0.38  
% 0.13/0.38  % Proof stack:
% 0.13/0.38  cnf(proof-stack, plain, 
% 0.13/0.38  proof_stack(
% 0.13/0.38  start(9), 
% 0.13/0.38  left_branch(0, 2, 2, 2), 
% 0.13/0.38  left_branch(0, 3, 2, 3), 
% 0.13/0.38  left_branch(0, 4, 1, 4), 
% 0.13/0.38  left_branch(0, 5, 0, 5), 
% 0.13/0.38  right_branch(5), 
% 0.13/0.38  right_branch(4), 
% 0.13/0.38  left_branch(0, 4, 1, 5), 
% 0.13/0.38  left_branch(0, 5, 0, 6), 
% 0.13/0.38  right_branch(6), 
% 0.13/0.38  right_branch(5), 
% 0.13/0.38  right_branch(3), 
% 0.13/0.38  left_branch(0, 8, 1, 4), 
% 0.13/0.38  left_branch(0, 7, 0, 5), 
% 0.13/0.38  right_branch(5), 
% 0.13/0.38  right_branch(4), 
% 0.13/0.38  right_branch(2)
% 0.13/0.38  )).
% 0.13/0.38  % SZS output end Proof for theBenchmark
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