%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SET051-6 : 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.zzy8le1W8m true
% Computer : n023.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 04:51:19 PM UTC 2025
% Result : Unsatisfiable 0.53s 0.77s
% Output : Refutation 0.53s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12 % Problem : SET051-6 : TPTP v9.2.0. Bugfixed v2.1.0.
% 0.07/0.13 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.zzy8le1W8m true
% 0.13/0.34 % Computer : n023.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
% 0.13/0.35 % CPULimit : 300
% 0.13/0.35 % WCLimit : 300
% 0.13/0.35 % DateTime : Wed Oct 1 13:17:38 EDT 2025
% 0.13/0.35 % CPUTime :
% 0.13/0.35 % Running portfolio for 300 s
% 0.13/0.35 % 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
% 0.50/0.67 % Total configuration time : 435
% 0.50/0.67 % Estimated wc time : 1092
% 0.50/0.67 % Estimated cpu time (7 cpus) : 156.0
% 0.51/0.69 % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.51/0.73 % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.51/0.74 % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.51/0.74 % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.51/0.74 % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.51/0.74 % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.51/0.76 % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 0.53/0.77 % Solved by fo/fo6_bce.sh.
% 0.53/0.77 % BCE start: 93
% 0.53/0.77 % BCE eliminated: 0
% 0.53/0.77 % PE start: 93
% 0.53/0.77 logic: eq
% 0.53/0.77 % PE eliminated: 16
% 0.53/0.77 % done 49 iterations in 0.047s
% 0.53/0.77 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 0.53/0.77 % SZS output start Refutation
% 0.53/0.77 thf(universal_class_type, type, universal_class: $i).
% 0.53/0.77 thf(member_type, type, member: $i > $i > $o).
% 0.53/0.77 thf(x_type, type, x: $i).
% 0.53/0.77 thf(unordered_pair_type, type, unordered_pair: $i > $i > $i).
% 0.53/0.77 thf(u_type, type, u: $i).
% 0.53/0.77 thf(y_type, type, y: $i).
% 0.53/0.77 thf(v_type, type, v: $i).
% 0.53/0.77 thf(subclass_type, type, subclass: $i > $i > $o).
% 0.53/0.77 thf(cross_product_type, type, cross_product: $i > $i > $i).
% 0.53/0.77 thf(ordered_pair_type, type, ordered_pair: $i > $i > $i).
% 0.53/0.77 thf(unordered_pair3, axiom,
% 0.53/0.77 (( ~( member @ Y @ universal_class ) ) |
% 0.53/0.77 ( member @ Y @ ( unordered_pair @ X @ Y ) ))).
% 0.53/0.77 thf(zip_derived_cl9, plain,
% 0.53/0.77 (![X0 : $i, X1 : $i]:
% 0.53/0.77 (~ (member @ X0 @ universal_class)
% 0.53/0.77 | (member @ X0 @ (unordered_pair @ X1 @ X0)))),
% 0.53/0.77 inference('cnf', [status(esa)], [unordered_pair3])).
% 0.53/0.77 thf(prove_corollary_2_to_unordered_pair_2, conjecture,
% 0.53/0.77 (member @ y @ ( unordered_pair @ x @ y ))).
% 0.53/0.77 thf(zf_stmt_0, negated_conjecture,
% 0.53/0.77 (~( member @ y @ ( unordered_pair @ x @ y ) )),
% 0.53/0.77 inference('cnf.neg', [status(esa)], [prove_corollary_2_to_unordered_pair_2])).
% 0.53/0.77 thf(zip_derived_cl92, plain, (~ (member @ y @ (unordered_pair @ x @ y))),
% 0.53/0.77 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.53/0.77 thf(zip_derived_cl455, plain, (~ (member @ y @ universal_class)),
% 0.53/0.77 inference('s_sup-', [status(thm)], [zip_derived_cl9, zip_derived_cl92])).
% 0.53/0.77 thf(prove_corollary_2_to_unordered_pair_1, conjecture,
% 0.53/0.77 (~( member @ ( ordered_pair @ x @ y ) @ ( cross_product @ u @ v ) ))).
% 0.53/0.77 thf(zf_stmt_1, negated_conjecture,
% 0.53/0.77 (member @ ( ordered_pair @ x @ y ) @ ( cross_product @ u @ v )),
% 0.53/0.77 inference('cnf.neg', [status(esa)], [prove_corollary_2_to_unordered_pair_1])).
% 0.53/0.77 thf(zip_derived_cl91, plain,
% 0.53/0.77 ( (member @ (ordered_pair @ x @ y) @ (cross_product @ u @ v))),
% 0.53/0.77 inference('cnf', [status(esa)], [zf_stmt_1])).
% 0.53/0.77 thf(cartesian_product2, axiom,
% 0.53/0.77 (( ~( member @ ( ordered_pair @ U @ V ) @ ( cross_product @ X @ Y ) ) ) |
% 0.53/0.77 ( member @ V @ Y ))).
% 0.53/0.77 thf(zip_derived_cl14, plain,
% 0.53/0.77 (![X0 : $i, X1 : $i, X2 : $i, X3 : $i]:
% 0.53/0.77 (~ (member @ (ordered_pair @ X0 @ X1) @ (cross_product @ X2 @ X3))
% 0.53/0.77 | (member @ X1 @ X3))),
% 0.53/0.77 inference('cnf', [status(esa)], [cartesian_product2])).
% 0.53/0.77 thf(zip_derived_cl479, plain, ( (member @ y @ v)),
% 0.53/0.77 inference('s_sup-', [status(thm)], [zip_derived_cl91, zip_derived_cl14])).
% 0.53/0.77 thf(class_elements_are_sets, axiom, (subclass @ X @ universal_class)).
% 0.53/0.77 thf(zip_derived_cl3, plain, (![X0 : $i]: (subclass @ X0 @ universal_class)),
% 0.53/0.77 inference('cnf', [status(esa)], [class_elements_are_sets])).
% 0.53/0.77 thf(subclass_members, axiom,
% 0.53/0.77 (( ~( subclass @ X @ Y ) ) | ( ~( member @ U @ X ) ) | ( member @ U @ Y ))).
% 0.53/0.77 thf(zip_derived_cl0, plain,
% 0.53/0.77 (![X0 : $i, X1 : $i, X2 : $i]:
% 0.53/0.77 (~ (subclass @ X0 @ X1) | ~ (member @ X2 @ X0) | (member @ X2 @ X1))),
% 0.53/0.77 inference('cnf', [status(esa)], [subclass_members])).
% 0.53/0.77 thf(zip_derived_cl422, plain,
% 0.53/0.77 (![X0 : $i, X1 : $i]:
% 0.53/0.77 (~ (member @ X1 @ X0) | (member @ X1 @ universal_class))),
% 0.53/0.77 inference('s_sup-', [status(thm)], [zip_derived_cl3, zip_derived_cl0])).
% 0.53/0.77 thf(zip_derived_cl483, plain, ( (member @ y @ universal_class)),
% 0.53/0.77 inference('s_sup-', [status(thm)], [zip_derived_cl479, zip_derived_cl422])).
% 0.53/0.77 thf(zip_derived_cl487, plain, ($false),
% 0.53/0.77 inference('demod', [status(thm)], [zip_derived_cl455, zip_derived_cl483])).
% 0.53/0.77
% 0.53/0.77 % SZS output end Refutation
% 0.53/0.77
% 0.53/0.77
% 0.53/0.77 % Terminating...
% 0.56/0.86 % Runner terminated.
% 0.56/0.87 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------