%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SET078-6 : 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.3W44CMzcT0 true
% Computer : n016.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 04:51:28 PM UTC 2025
% Result : Unsatisfiable 0.49s 0.74s
% Output : Refutation 0.49s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.09/0.11 % Problem : SET078-6 : TPTP v9.2.0. Bugfixed v2.1.0.
% 0.09/0.11 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.3W44CMzcT0 true
% 0.11/0.32 % Computer : n016.cluster.edu
% 0.11/0.32 % Model : x86_64 x86_64
% 0.11/0.32 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.32 % Memory : 8042.1875MB
% 0.11/0.32 % OS : Linux 3.10.0-693.el7.x86_64
% 0.11/0.32 % CPULimit : 300
% 0.11/0.32 % WCLimit : 300
% 0.11/0.32 % DateTime : Wed Oct 1 13:04:23 EDT 2025
% 0.11/0.32 % CPUTime :
% 0.11/0.32 % Running portfolio for 300 s
% 0.11/0.32 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.11/0.32 % Number of cores: 8
% 0.11/0.33 % Python version: Python 3.6.8
% 0.11/0.33 % Running in FO mode
% 0.44/0.59 % Total configuration time : 435
% 0.44/0.59 % Estimated wc time : 1092
% 0.44/0.59 % Estimated cpu time (7 cpus) : 156.0
% 0.49/0.71 % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.49/0.71 % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.49/0.71 % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.49/0.71 % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.49/0.71 % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.49/0.72 % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.49/0.72 % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 0.49/0.74 % Solved by fo/fo4.sh.
% 0.49/0.74 % done 9 iterations in 0.009s
% 0.49/0.74 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 0.49/0.74 % SZS output start Refutation
% 0.49/0.74 thf(universal_class_type, type, universal_class: $i).
% 0.49/0.74 thf(member_type, type, member: $i > $i > $o).
% 0.49/0.74 thf(y_type, type, y: $i).
% 0.49/0.74 thf(unordered_pair_type, type, unordered_pair: $i > $i > $i).
% 0.49/0.74 thf(x_type, type, x: $i).
% 0.49/0.74 thf(singleton_type, type, singleton: $i > $i).
% 0.49/0.74 thf(unordered_pair3, axiom,
% 0.49/0.74 (( ~( member @ Y @ universal_class ) ) |
% 0.49/0.74 ( member @ Y @ ( unordered_pair @ X @ Y ) ))).
% 0.49/0.74 thf(zip_derived_cl2, plain,
% 0.49/0.74 (![X0 : $i, X1 : $i]:
% 0.49/0.74 (~ (member @ X0 @ universal_class)
% 0.49/0.74 | (member @ X0 @ (unordered_pair @ X1 @ X0)))),
% 0.49/0.74 inference('cnf', [status(esa)], [unordered_pair3])).
% 0.49/0.74 thf(prove_corollary_1_to_singletons_are_sets_1, conjecture,
% 0.49/0.74 (member @ ( singleton @ y ) @ ( unordered_pair @ x @ ( singleton @ y ) ))).
% 0.49/0.74 thf(zf_stmt_0, negated_conjecture,
% 0.49/0.74 (~( member @ ( singleton @ y ) @ ( unordered_pair @ x @ ( singleton @ y ) ) )),
% 0.49/0.74 inference('cnf.neg', [status(esa)],
% 0.49/0.74 [prove_corollary_1_to_singletons_are_sets_1])).
% 0.49/0.74 thf(zip_derived_cl10, plain,
% 0.49/0.74 (~ (member @ (singleton @ y) @ (unordered_pair @ x @ (singleton @ y)))),
% 0.49/0.74 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.49/0.74 thf(zip_derived_cl16, plain,
% 0.49/0.74 (~ (member @ (singleton @ y) @ universal_class)),
% 0.49/0.74 inference('sup-', [status(thm)], [zip_derived_cl2, zip_derived_cl10])).
% 0.49/0.74 thf(singleton_set, axiom, (( unordered_pair @ X @ X ) = ( singleton @ X ))).
% 0.49/0.74 thf(zip_derived_cl4, plain,
% 0.49/0.74 (![X0 : $i]: ((unordered_pair @ X0 @ X0) = (singleton @ X0))),
% 0.49/0.74 inference('cnf', [status(esa)], [singleton_set])).
% 0.49/0.74 thf(unordered_pairs_in_universal, axiom,
% 0.49/0.74 (member @ ( unordered_pair @ X @ Y ) @ universal_class)).
% 0.49/0.74 thf(zip_derived_cl3, plain,
% 0.49/0.74 (![X0 : $i, X1 : $i]:
% 0.49/0.74 (member @ (unordered_pair @ X0 @ X1) @ universal_class)),
% 0.49/0.74 inference('cnf', [status(esa)], [unordered_pairs_in_universal])).
% 0.49/0.74 thf(zip_derived_cl18, plain,
% 0.49/0.74 (![X0 : $i]: (member @ (singleton @ X0) @ universal_class)),
% 0.49/0.74 inference('sup+', [status(thm)], [zip_derived_cl4, zip_derived_cl3])).
% 0.49/0.74 thf(zip_derived_cl19, plain, ($false),
% 0.49/0.74 inference('demod', [status(thm)], [zip_derived_cl16, zip_derived_cl18])).
% 0.49/0.74
% 0.49/0.74 % SZS output end Refutation
% 0.49/0.74
% 0.49/0.74
% 0.49/0.74 % Terminating...
% 1.69/0.81 % Runner terminated.
% 1.69/0.83 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------