%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SET072-6 : TPTP v9.2.0. Bugfixed v2.1.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.14mXGF8zZX true
% Computer : n003.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 04:51:26 PM UTC 2025
% Result : Unsatisfiable 1.30s 1.09s
% Output : Refutation 1.30s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.28 % Problem : SET072-6 : TPTP v9.2.0. Bugfixed v2.1.0.
% 0.06/0.28 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.14mXGF8zZX true
% 0.09/0.48 % Computer : n003.cluster.edu
% 0.09/0.48 % Model : x86_64 x86_64
% 0.09/0.48 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.48 % Memory : 8042.1875MB
% 0.09/0.48 % OS : Linux 3.10.0-693.el7.x86_64
% 0.09/0.48 % CPULimit : 300
% 0.09/0.48 % WCLimit : 300
% 0.09/0.48 % DateTime : Wed Oct 1 12:55:53 EDT 2025
% 0.13/0.48 % CPUTime :
% 0.13/0.48 % Running portfolio for 300 s
% 0.13/0.48 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.48 % Number of cores: 8
% 0.13/0.48 % Python version: Python 3.6.8
% 0.13/0.48 % Running in FO mode
% 0.24/0.77 % Total configuration time : 435
% 0.24/0.77 % Estimated wc time : 1092
% 0.24/0.77 % Estimated cpu time (7 cpus) : 156.0
% 0.24/0.92 % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.24/1.01 % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.24/1.01 % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.24/1.02 % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.24/1.05 % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.24/1.06 % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.24/1.08 % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 1.30/1.09 % Solved by fo/fo6_bce.sh.
% 1.30/1.09 % BCE start: 94
% 1.30/1.09 % BCE eliminated: 0
% 1.30/1.09 % PE start: 94
% 1.30/1.09 logic: eq
% 1.30/1.09 % PE eliminated: 16
% 1.30/1.09 % done 52 iterations in 0.069s
% 1.30/1.09 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 1.30/1.09 % SZS output start Refutation
% 1.30/1.09 thf(universal_class_type, type, universal_class: $i).
% 1.30/1.09 thf(member_type, type, member: $i > $i > $o).
% 1.30/1.09 thf(x_type, type, x: $i).
% 1.30/1.09 thf(unordered_pair_type, type, unordered_pair: $i > $i > $i).
% 1.30/1.09 thf(y_type, type, y: $i).
% 1.30/1.09 thf(z_type, type, z: $i).
% 1.30/1.09 thf(singleton_type, type, singleton: $i > $i).
% 1.30/1.09 thf(cross_product_type, type, cross_product: $i > $i > $i).
% 1.30/1.09 thf(ordered_pair_type, type, ordered_pair: $i > $i > $i).
% 1.30/1.09 thf(prove_right_cancellation_1, conjecture,
% 1.30/1.09 (( unordered_pair @ x @ z ) != ( unordered_pair @ y @ z ))).
% 1.30/1.09 thf(zf_stmt_0, negated_conjecture,
% 1.30/1.09 (( unordered_pair @ x @ z ) = ( unordered_pair @ y @ z )),
% 1.30/1.09 inference('cnf.neg', [status(esa)], [prove_right_cancellation_1])).
% 1.30/1.09 thf(zip_derived_cl91, plain,
% 1.30/1.09 (((unordered_pair @ x @ z) = (unordered_pair @ y @ z))),
% 1.30/1.09 inference('cnf', [status(esa)], [zf_stmt_0])).
% 1.30/1.09 thf(unordered_pair2, axiom,
% 1.30/1.09 (( ~( member @ X @ universal_class ) ) |
% 1.30/1.09 ( member @ X @ ( unordered_pair @ X @ Y ) ))).
% 1.30/1.09 thf(zip_derived_cl8, plain,
% 1.30/1.09 (![X0 : $i, X1 : $i]:
% 1.30/1.09 (~ (member @ X0 @ universal_class)
% 1.30/1.09 | (member @ X0 @ (unordered_pair @ X0 @ X1)))),
% 1.30/1.09 inference('cnf', [status(esa)], [unordered_pair2])).
% 1.30/1.09 thf(zip_derived_cl448, plain,
% 1.30/1.09 ((~ (member @ y @ universal_class)
% 1.30/1.09 | (member @ y @ (unordered_pair @ x @ z)))),
% 1.30/1.09 inference('s_sup+', [status(thm)], [zip_derived_cl91, zip_derived_cl8])).
% 1.30/1.09 thf(zip_derived_cl8, plain,
% 1.30/1.09 (![X0 : $i, X1 : $i]:
% 1.30/1.09 (~ (member @ X0 @ universal_class)
% 1.30/1.09 | (member @ X0 @ (unordered_pair @ X0 @ X1)))),
% 1.30/1.09 inference('cnf', [status(esa)], [unordered_pair2])).
% 1.30/1.09 thf(zip_derived_cl91, plain,
% 1.30/1.09 (((unordered_pair @ x @ z) = (unordered_pair @ y @ z))),
% 1.30/1.09 inference('cnf', [status(esa)], [zf_stmt_0])).
% 1.30/1.09 thf(unordered_pair_member, axiom,
% 1.30/1.09 (( ~( member @ U @ ( unordered_pair @ X @ Y ) ) ) | ( ( U ) = ( X ) ) |
% 1.30/1.09 ( ( U ) = ( Y ) ))).
% 1.30/1.09 thf(zip_derived_cl7, plain,
% 1.30/1.09 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.30/1.09 (~ (member @ X0 @ (unordered_pair @ X1 @ X2))
% 1.30/1.09 | ((X0) = (X1))
% 1.30/1.09 | ((X0) = (X2)))),
% 1.30/1.09 inference('cnf', [status(esa)], [unordered_pair_member])).
% 1.30/1.09 thf(zip_derived_cl440, plain,
% 1.30/1.09 (![X0 : $i]:
% 1.30/1.09 (~ (member @ X0 @ (unordered_pair @ x @ z))
% 1.30/1.09 | ((X0) = (y))
% 1.30/1.09 | ((X0) = (z)))),
% 1.30/1.09 inference('s_sup-', [status(thm)], [zip_derived_cl91, zip_derived_cl7])).
% 1.30/1.09 thf(zip_derived_cl449, plain,
% 1.30/1.09 ((~ (member @ x @ universal_class) | ((x) = (y)) | ((x) = (z)))),
% 1.30/1.09 inference('s_sup-', [status(thm)], [zip_derived_cl8, zip_derived_cl440])).
% 1.30/1.09 thf(prove_right_cancellation_3, conjecture, (( x ) = ( y ))).
% 1.30/1.09 thf(zf_stmt_1, negated_conjecture, (( x ) != ( y )),
% 1.30/1.09 inference('cnf.neg', [status(esa)], [prove_right_cancellation_3])).
% 1.30/1.09 thf(zip_derived_cl93, plain, (((x) != (y))),
% 1.30/1.09 inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.30/1.09 thf(zip_derived_cl451, plain,
% 1.30/1.09 ((~ (member @ x @ universal_class) | ((x) = (z)))),
% 1.30/1.09 inference('simplify_reflect-', [status(thm)],
% 1.30/1.09 [zip_derived_cl449, zip_derived_cl93])).
% 1.30/1.09 thf(prove_right_cancellation_2, conjecture,
% 1.30/1.09 (~( member @
% 1.30/1.09 ( ordered_pair @ x @ y ) @
% 1.30/1.09 ( cross_product @ universal_class @ universal_class ) ))).
% 1.30/1.09 thf(zf_stmt_2, negated_conjecture,
% 1.30/1.09 (member @
% 1.30/1.09 ( ordered_pair @ x @ y ) @
% 1.30/1.09 ( cross_product @ universal_class @ universal_class )),
% 1.30/1.09 inference('cnf.neg', [status(esa)], [prove_right_cancellation_2])).
% 1.30/1.09 thf(zip_derived_cl92, plain,
% 1.30/1.09 ( (member @ (ordered_pair @ x @ y) @
% 1.30/1.09 (cross_product @ universal_class @ universal_class))),
% 1.30/1.09 inference('cnf', [status(esa)], [zf_stmt_2])).
% 1.30/1.09 thf(cartesian_product1, axiom,
% 1.30/1.09 (( ~( member @ ( ordered_pair @ U @ V ) @ ( cross_product @ X @ Y ) ) ) |
% 1.30/1.09 ( member @ U @ X ))).
% 1.30/1.09 thf(zip_derived_cl13, plain,
% 1.30/1.09 (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.30/1.09 (~ (member @ (ordered_pair @ X0 @ X1) @ (cross_product @ X2 @ X3))
% 1.30/1.09 | (member @ X0 @ X2))),
% 1.30/1.09 inference('cnf', [status(esa)], [cartesian_product1])).
% 1.30/1.09 thf(zip_derived_cl477, plain, ( (member @ x @ universal_class)),
% 1.30/1.09 inference('s_sup-', [status(thm)], [zip_derived_cl92, zip_derived_cl13])).
% 1.30/1.09 thf(zip_derived_cl481, plain, (((x) = (z))),
% 1.30/1.09 inference('demod', [status(thm)], [zip_derived_cl451, zip_derived_cl477])).
% 1.30/1.09 thf(singleton_set, axiom, (( unordered_pair @ X @ X ) = ( singleton @ X ))).
% 1.30/1.09 thf(zip_derived_cl11, plain,
% 1.30/1.09 (![X0 : $i]: ((unordered_pair @ X0 @ X0) = (singleton @ X0))),
% 1.30/1.09 inference('cnf', [status(esa)], [singleton_set])).
% 1.30/1.09 thf(zip_derived_cl488, plain,
% 1.30/1.09 ((~ (member @ y @ universal_class) | (member @ y @ (singleton @ x)))),
% 1.30/1.09 inference('demod', [status(thm)],
% 1.30/1.09 [zip_derived_cl448, zip_derived_cl481, zip_derived_cl11])).
% 1.30/1.09 thf(zip_derived_cl92, plain,
% 1.30/1.09 ( (member @ (ordered_pair @ x @ y) @
% 1.30/1.09 (cross_product @ universal_class @ universal_class))),
% 1.30/1.09 inference('cnf', [status(esa)], [zf_stmt_2])).
% 1.30/1.09 thf(cartesian_product2, axiom,
% 1.30/1.09 (( ~( member @ ( ordered_pair @ U @ V ) @ ( cross_product @ X @ Y ) ) ) |
% 1.30/1.09 ( member @ V @ Y ))).
% 1.30/1.09 thf(zip_derived_cl14, plain,
% 1.30/1.09 (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 1.30/1.09 (~ (member @ (ordered_pair @ X0 @ X1) @ (cross_product @ X2 @ X3))
% 1.30/1.09 | (member @ X1 @ X3))),
% 1.30/1.09 inference('cnf', [status(esa)], [cartesian_product2])).
% 1.30/1.09 thf(zip_derived_cl485, plain, ( (member @ y @ universal_class)),
% 1.30/1.09 inference('s_sup-', [status(thm)], [zip_derived_cl92, zip_derived_cl14])).
% 1.30/1.09 thf(zip_derived_cl496, plain, ( (member @ y @ (singleton @ x))),
% 1.30/1.09 inference('demod', [status(thm)], [zip_derived_cl488, zip_derived_cl485])).
% 1.30/1.09 thf(zip_derived_cl11, plain,
% 1.30/1.09 (![X0 : $i]: ((unordered_pair @ X0 @ X0) = (singleton @ X0))),
% 1.30/1.09 inference('cnf', [status(esa)], [singleton_set])).
% 1.30/1.09 thf(zip_derived_cl7, plain,
% 1.30/1.09 (![X0 : $i, X1 : $i, X2 : $i]:
% 1.30/1.09 (~ (member @ X0 @ (unordered_pair @ X1 @ X2))
% 1.30/1.09 | ((X0) = (X1))
% 1.30/1.09 | ((X0) = (X2)))),
% 1.30/1.09 inference('cnf', [status(esa)], [unordered_pair_member])).
% 1.30/1.09 thf(zip_derived_cl439, plain,
% 1.30/1.09 (![X0 : $i, X1 : $i]:
% 1.30/1.09 (~ (member @ X1 @ (singleton @ X0)) | ((X1) = (X0)) | ((X1) = (X0)))),
% 1.30/1.09 inference('s_sup-', [status(thm)], [zip_derived_cl11, zip_derived_cl7])).
% 1.30/1.09 thf(zip_derived_cl441, plain,
% 1.30/1.09 (![X0 : $i, X1 : $i]:
% 1.30/1.09 (((X1) = (X0)) | ~ (member @ X1 @ (singleton @ X0)))),
% 1.30/1.09 inference('simplify', [status(thm)], [zip_derived_cl439])).
% 1.30/1.09 thf(zip_derived_cl498, plain, (((y) = (x))),
% 1.30/1.09 inference('s_sup-', [status(thm)], [zip_derived_cl496, zip_derived_cl441])).
% 1.30/1.09 thf(zip_derived_cl93, plain, (((x) != (y))),
% 1.30/1.09 inference('cnf', [status(esa)], [zf_stmt_1])).
% 1.30/1.09 thf(zip_derived_cl499, plain, ($false),
% 1.30/1.09 inference('simplify_reflect-', [status(thm)],
% 1.30/1.09 [zip_derived_cl498, zip_derived_cl93])).
% 1.30/1.09
% 1.30/1.09 % SZS output end Refutation
% 1.30/1.09
% 1.30/1.09
% 1.30/1.09 % Terminating...
% 1.52/1.29 % Runner terminated.
% 1.56/1.31 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------