%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SET061-6 : TPTP v9.2.0. Bugfixed v2.1.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.hV7EWlekhE true
% Computer : n027.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 04:51:22 PM UTC 2025
% Result : Unsatisfiable 0.62s 0.79s
% Output : Refutation 0.62s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12 % Problem : SET061-6 : TPTP v9.2.0. Bugfixed v2.1.0.
% 0.03/0.13 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.hV7EWlekhE true
% 0.14/0.34 % Computer : n027.cluster.edu
% 0.14/0.34 % Model : x86_64 x86_64
% 0.14/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34 % Memory : 8042.1875MB
% 0.14/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34 % CPULimit : 300
% 0.14/0.34 % WCLimit : 300
% 0.14/0.34 % DateTime : Wed Oct 1 13:11:23 EDT 2025
% 0.14/0.34 % CPUTime :
% 0.14/0.34 % Running portfolio for 300 s
% 0.14/0.34 % File : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.14/0.34 % Number of cores: 8
% 0.14/0.35 % Python version: Python 3.6.8
% 0.14/0.35 % Running in FO mode
% 0.60/0.66 % Total configuration time : 435
% 0.60/0.66 % Estimated wc time : 1092
% 0.60/0.66 % Estimated cpu time (7 cpus) : 156.0
% 0.61/0.74 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.61/0.76 % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.62/0.77 % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.62/0.79 % Solved by fo/fo6_bce.sh.
% 0.62/0.79 % BCE start: 92
% 0.62/0.79 % BCE eliminated: 0
% 0.62/0.79 % PE start: 92
% 0.62/0.79 logic: eq
% 0.62/0.79 % PE eliminated: 16
% 0.62/0.79 % done 36 iterations in 0.038s
% 0.62/0.79 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 0.62/0.79 % SZS output start Refutation
% 0.62/0.79 thf(universal_class_type, type, universal_class: $i).
% 0.62/0.79 thf(null_class_type, type, null_class: $i).
% 0.62/0.79 thf(member_type, type, member: $i > $i > $o).
% 0.62/0.79 thf(z_type, type, z: $i).
% 0.62/0.79 thf(complement_type, type, complement: $i > $i).
% 0.62/0.79 thf(subclass_type, type, subclass: $i > $i > $o).
% 0.62/0.79 thf(regular_type, type, regular: $i > $i).
% 0.62/0.79 thf(prove_existence_of_null_class_1, conjecture,
% 0.62/0.79 (~( member @ z @ null_class ))).
% 0.62/0.79 thf(zf_stmt_0, negated_conjecture, (member @ z @ null_class),
% 0.62/0.79 inference('cnf.neg', [status(esa)], [prove_existence_of_null_class_1])).
% 0.62/0.79 thf(zip_derived_cl91, plain, ( (member @ z @ null_class)),
% 0.62/0.79 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.62/0.79 thf(regularity1, axiom,
% 0.62/0.79 (( ( X ) = ( null_class ) ) | ( member @ ( regular @ X ) @ X ))).
% 0.62/0.79 thf(zip_derived_cl65, plain,
% 0.62/0.79 (![X0 : $i]: (((X0) = (null_class)) | (member @ (regular @ X0) @ X0))),
% 0.62/0.79 inference('cnf', [status(esa)], [regularity1])).
% 0.62/0.79 thf(class_elements_are_sets, axiom, (subclass @ X @ universal_class)).
% 0.62/0.79 thf(zip_derived_cl3, plain, (![X0 : $i]: (subclass @ X0 @ universal_class)),
% 0.62/0.79 inference('cnf', [status(esa)], [class_elements_are_sets])).
% 0.62/0.79 thf(subclass_members, axiom,
% 0.62/0.79 (( ~( subclass @ X @ Y ) ) | ( ~( member @ U @ X ) ) | ( member @ U @ Y ))).
% 0.62/0.79 thf(zip_derived_cl0, plain,
% 0.62/0.79 (![X0 : $i, X1 : $i, X2 : $i]:
% 0.62/0.79 (~ (subclass @ X0 @ X1) | ~ (member @ X2 @ X0) | (member @ X2 @ X1))),
% 0.62/0.79 inference('cnf', [status(esa)], [subclass_members])).
% 0.62/0.79 thf(zip_derived_cl418, plain,
% 0.62/0.79 (![X0 : $i, X1 : $i]:
% 0.62/0.79 (~ (member @ X1 @ X0) | (member @ X1 @ universal_class))),
% 0.62/0.79 inference('s_sup-', [status(thm)], [zip_derived_cl3, zip_derived_cl0])).
% 0.62/0.79 thf(zip_derived_cl442, plain,
% 0.62/0.79 (![X0 : $i]:
% 0.62/0.79 (((X0) = (null_class)) | (member @ (regular @ X0) @ universal_class))),
% 0.62/0.79 inference('s_sup-', [status(thm)], [zip_derived_cl65, zip_derived_cl418])).
% 0.62/0.79 thf(zip_derived_cl65, plain,
% 0.62/0.79 (![X0 : $i]: (((X0) = (null_class)) | (member @ (regular @ X0) @ X0))),
% 0.62/0.79 inference('cnf', [status(esa)], [regularity1])).
% 0.62/0.79 thf(complement1, axiom,
% 0.62/0.79 (( ~( member @ Z @ ( complement @ X ) ) ) | ( ~( member @ Z @ X ) ))).
% 0.62/0.79 thf(zip_derived_cl23, plain,
% 0.62/0.79 (![X0 : $i, X1 : $i]:
% 0.62/0.79 (~ (member @ X0 @ (complement @ X1)) | ~ (member @ X0 @ X1))),
% 0.62/0.79 inference('cnf', [status(esa)], [complement1])).
% 0.62/0.79 thf(zip_derived_cl445, plain,
% 0.62/0.79 (![X0 : $i]:
% 0.62/0.79 (((complement @ X0) = (null_class))
% 0.62/0.79 | ~ (member @ (regular @ (complement @ X0)) @ X0))),
% 0.62/0.79 inference('s_sup-', [status(thm)], [zip_derived_cl65, zip_derived_cl23])).
% 0.62/0.79 thf(zip_derived_cl459, plain,
% 0.62/0.79 ((((complement @ universal_class) = (null_class))
% 0.62/0.79 | ((complement @ universal_class) = (null_class)))),
% 0.62/0.79 inference('s_sup-', [status(thm)], [zip_derived_cl442, zip_derived_cl445])).
% 0.62/0.79 thf(zip_derived_cl460, plain,
% 0.62/0.79 (((complement @ universal_class) = (null_class))),
% 0.62/0.79 inference('simplify', [status(thm)], [zip_derived_cl459])).
% 0.62/0.79 thf(zip_derived_cl23, plain,
% 0.62/0.79 (![X0 : $i, X1 : $i]:
% 0.62/0.79 (~ (member @ X0 @ (complement @ X1)) | ~ (member @ X0 @ X1))),
% 0.62/0.79 inference('cnf', [status(esa)], [complement1])).
% 0.62/0.79 thf(zip_derived_cl461, plain,
% 0.62/0.79 (![X0 : $i]:
% 0.62/0.79 (~ (member @ X0 @ null_class) | ~ (member @ X0 @ universal_class))),
% 0.62/0.79 inference('s_sup-', [status(thm)], [zip_derived_cl460, zip_derived_cl23])).
% 0.62/0.79 thf(zip_derived_cl418, plain,
% 0.62/0.79 (![X0 : $i, X1 : $i]:
% 0.62/0.79 (~ (member @ X1 @ X0) | (member @ X1 @ universal_class))),
% 0.62/0.79 inference('s_sup-', [status(thm)], [zip_derived_cl3, zip_derived_cl0])).
% 0.62/0.79 thf(zip_derived_cl470, plain, (![X0 : $i]: ~ (member @ X0 @ null_class)),
% 0.62/0.79 inference('clc', [status(thm)], [zip_derived_cl461, zip_derived_cl418])).
% 0.62/0.79 thf(zip_derived_cl473, plain, ($false),
% 0.62/0.79 inference('s_sup-', [status(thm)], [zip_derived_cl91, zip_derived_cl470])).
% 0.62/0.79
% 0.62/0.79 % SZS output end Refutation
% 0.62/0.79
% 0.62/0.79
% 0.62/0.79 % Terminating...
% 1.65/0.88 % Runner terminated.
% 1.65/0.89 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------