%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : ROB021-1 : TPTP v9.2.0. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.tEqQ2BC8aJ true
% Computer : n002.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 Oct 2 04:50:40 PM UTC 2025
% Result : Unsatisfiable 4.54s 1.25s
% Output : Refutation 4.54s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12 % Problem : ROB021-1 : TPTP v9.2.0. Released v1.0.0.
% 0.03/0.13 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.tEqQ2BC8aJ true
% 0.13/0.34 % Computer : n002.cluster.edu
% 0.13/0.34 % Model : x86_64 x86_64
% 0.13/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34 % Memory : 8042.1875MB
% 0.13/0.34 % 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 : Wed Oct 1 12:24:23 EDT 2025
% 0.13/0.34 % CPUTime :
% 0.13/0.34 % Running portfolio for 300 s
% 0.13/0.34 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.35 % Number of cores: 8
% 0.13/0.35 % Python version: Python 3.6.8
% 0.13/0.35 % Running in FO mode
% 0.47/0.63 % Total configuration time : 435
% 0.47/0.63 % Estimated wc time : 1092
% 0.47/0.63 % Estimated cpu time (7 cpus) : 156.0
% 0.54/0.74 % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.54/0.74 % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.54/0.74 % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.54/0.74 % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.54/0.75 % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.54/0.75 % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.55/0.77 % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 4.54/1.25 % Solved by fo/fo4.sh.
% 4.54/1.25 % done 125 iterations in 0.464s
% 4.54/1.25 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 4.54/1.25 % SZS output start Refutation
% 4.54/1.25 thf(negate_type, type, negate: $i > $i).
% 4.54/1.25 thf(b_type, type, b: $i).
% 4.54/1.25 thf(add_type, type, add: $i > $i > $i).
% 4.54/1.25 thf(a_type, type, a: $i).
% 4.54/1.25 thf(negative_equality_implies_positive_equality, axiom,
% 4.54/1.25 (( ( negate @ X ) != ( negate @ Y ) ) | ( ( X ) = ( Y ) ))).
% 4.54/1.25 thf(zip_derived_cl3, plain,
% 4.54/1.25 (![X0 : $i, X1 : $i]: (((negate @ X1) != (negate @ X0)) | ((X1) = (X0)))),
% 4.54/1.25 inference('cnf', [status(esa)],
% 4.54/1.25 [negative_equality_implies_positive_equality])).
% 4.54/1.25 thf(prove_huntingtons_axiom, conjecture,
% 4.54/1.25 (( add @
% 4.54/1.25 ( negate @ ( add @ a @ ( negate @ b ) ) ) @
% 4.54/1.25 ( negate @ ( add @ ( negate @ a ) @ ( negate @ b ) ) ) ) =
% 4.54/1.25 ( b ))).
% 4.54/1.25 thf(zf_stmt_0, negated_conjecture,
% 4.54/1.25 (( add @
% 4.54/1.25 ( negate @ ( add @ a @ ( negate @ b ) ) ) @
% 4.54/1.25 ( negate @ ( add @ ( negate @ a ) @ ( negate @ b ) ) ) ) !=
% 4.54/1.25 ( b )),
% 4.54/1.25 inference('cnf.neg', [status(esa)], [prove_huntingtons_axiom])).
% 4.54/1.25 thf(zip_derived_cl4, plain,
% 4.54/1.25 (((add @ (negate @ (add @ a @ (negate @ b))) @
% 4.54/1.25 (negate @ (add @ (negate @ a) @ (negate @ b)))) != (b))),
% 4.54/1.25 inference('cnf', [status(esa)], [zf_stmt_0])).
% 4.54/1.25 thf(zip_derived_cl15, plain,
% 4.54/1.25 (![X0 : $i]:
% 4.54/1.25 (((X0) != (b))
% 4.54/1.25 | ((negate @ X0)
% 4.54/1.25 != (negate @
% 4.54/1.25 (add @ (negate @ (add @ a @ (negate @ b))) @
% 4.54/1.25 (negate @ (add @ (negate @ a) @ (negate @ b)))))))),
% 4.54/1.25 inference('sup-', [status(thm)], [zip_derived_cl3, zip_derived_cl4])).
% 4.54/1.25 thf(commutativity_of_add, axiom, (( add @ X @ Y ) = ( add @ Y @ X ))).
% 4.54/1.25 thf(zip_derived_cl0, plain,
% 4.54/1.25 (![X0 : $i, X1 : $i]: ((add @ X1 @ X0) = (add @ X0 @ X1))),
% 4.54/1.25 inference('cnf', [status(esa)], [commutativity_of_add])).
% 4.54/1.25 thf(zip_derived_cl0, plain,
% 4.54/1.25 (![X0 : $i, X1 : $i]: ((add @ X1 @ X0) = (add @ X0 @ X1))),
% 4.54/1.25 inference('cnf', [status(esa)], [commutativity_of_add])).
% 4.54/1.25 thf(robbins_axiom, axiom,
% 4.54/1.25 (( negate @
% 4.54/1.25 ( add @
% 4.54/1.25 ( negate @ ( add @ X @ Y ) ) @
% 4.54/1.25 ( negate @ ( add @ X @ ( negate @ Y ) ) ) ) ) =
% 4.54/1.25 ( X ))).
% 4.54/1.25 thf(zip_derived_cl2, plain,
% 4.54/1.25 (![X0 : $i, X1 : $i]:
% 4.54/1.25 ((negate @
% 4.54/1.25 (add @ (negate @ (add @ X0 @ X1)) @
% 4.54/1.25 (negate @ (add @ X0 @ (negate @ X1)))))
% 4.54/1.25 = (X0))),
% 4.54/1.25 inference('cnf', [status(esa)], [robbins_axiom])).
% 4.54/1.25 thf(zip_derived_cl152, plain,
% 4.54/1.25 (![X0 : $i, X1 : $i]:
% 4.54/1.25 ((negate @
% 4.54/1.25 (add @ (negate @ (add @ X0 @ X1)) @
% 4.54/1.25 (negate @ (add @ (negate @ X1) @ X0))))
% 4.54/1.25 = (X0))),
% 4.54/1.25 inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl2])).
% 4.54/1.25 thf(zip_derived_cl1010, plain,
% 4.54/1.25 (![X0 : $i, X1 : $i]:
% 4.54/1.25 ((negate @
% 4.54/1.25 (add @ (negate @ (add @ X1 @ X0)) @
% 4.54/1.25 (negate @ (add @ (negate @ X1) @ X0))))
% 4.54/1.25 = (X0))),
% 4.54/1.25 inference('sup+', [status(thm)], [zip_derived_cl0, zip_derived_cl152])).
% 4.54/1.25 thf(zip_derived_cl1135, plain,
% 4.54/1.25 (![X0 : $i]: (((X0) != (b)) | ((negate @ X0) != (negate @ b)))),
% 4.54/1.25 inference('demod', [status(thm)], [zip_derived_cl15, zip_derived_cl1010])).
% 4.54/1.25 thf(zip_derived_cl1245, plain, (((b) != (b))),
% 4.54/1.25 inference('eq_res', [status(thm)], [zip_derived_cl1135])).
% 4.54/1.25 thf(zip_derived_cl1246, plain, ($false),
% 4.54/1.25 inference('simplify', [status(thm)], [zip_derived_cl1245])).
% 4.54/1.25
% 4.54/1.25 % SZS output end Refutation
% 4.54/1.25
% 4.54/1.25
% 4.54/1.25 % Terminating...
% 4.56/1.40 % Runner terminated.
% 4.56/1.41 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------