%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SET153-6 : 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.kc5rk2LTVd true
% Computer : n020.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 04:51:43 PM UTC 2025
% Result : Unsatisfiable 3.75s 1.28s
% Output : Refutation 3.75s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13 % Problem : SET153-6 : TPTP v9.2.0. Bugfixed v2.1.0.
% 0.07/0.14 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.kc5rk2LTVd true
% 0.14/0.36 % Computer : n020.cluster.edu
% 0.14/0.36 % Model : x86_64 x86_64
% 0.14/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36 % Memory : 8042.1875MB
% 0.14/0.36 % OS : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36 % CPULimit : 300
% 0.14/0.36 % WCLimit : 300
% 0.14/0.36 % DateTime : Wed Oct 1 13:10:08 EDT 2025
% 0.14/0.36 % CPUTime :
% 0.14/0.36 % Running portfolio for 300 s
% 0.14/0.36 % File : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.14/0.36 % Number of cores: 8
% 0.14/0.36 % Python version: Python 3.6.8
% 0.14/0.37 % Running in FO mode
% 0.60/0.70 % Total configuration time : 435
% 0.60/0.70 % Estimated wc time : 1092
% 0.60/0.70 % Estimated cpu time (7 cpus) : 156.0
% 0.60/0.77 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.60/0.77 % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.60/0.77 % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.60/0.79 % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.60/0.79 % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 0.60/0.81 % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.60/0.83 % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 0.61/1.00 % /export/starexec/sandbox/solver/bin/fo/fo1_lcnf.sh running for 50s
% 3.75/1.28 % Solved by fo/fo5.sh.
% 3.75/1.28 % done 679 iterations in 0.424s
% 3.75/1.28 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 3.75/1.28 % SZS output start Refutation
% 3.75/1.28 thf(null_class_type, type, null_class: $i).
% 3.75/1.28 thf(member_type, type, member: $i > $i > $o).
% 3.75/1.28 thf(x_type, type, x: $i).
% 3.75/1.28 thf(complement_type, type, complement: $i > $i).
% 3.75/1.28 thf(intersection_type, type, intersection: $i > $i > $i).
% 3.75/1.28 thf(regular_type, type, regular: $i > $i).
% 3.75/1.28 thf(prove_intersection_with_complement_1, conjecture,
% 3.75/1.28 (( intersection @ ( complement @ x ) @ x ) = ( null_class ))).
% 3.75/1.28 thf(zf_stmt_0, negated_conjecture,
% 3.75/1.28 (( intersection @ ( complement @ x ) @ x ) != ( null_class )),
% 3.75/1.28 inference('cnf.neg', [status(esa)], [prove_intersection_with_complement_1])).
% 3.75/1.28 thf(zip_derived_cl112, plain,
% 3.75/1.28 (((intersection @ (complement @ x) @ x) != (null_class))),
% 3.75/1.28 inference('cnf', [status(esa)], [zf_stmt_0])).
% 3.75/1.28 thf(regularity1, axiom,
% 3.75/1.28 (( ( X ) = ( null_class ) ) | ( member @ ( regular @ X ) @ X ))).
% 3.75/1.28 thf(zip_derived_cl65, plain,
% 3.75/1.28 (![X0 : $i]: (((X0) = (null_class)) | (member @ (regular @ X0) @ X0))),
% 3.75/1.28 inference('cnf', [status(esa)], [regularity1])).
% 3.75/1.28 thf(intersection2, axiom,
% 3.75/1.28 (( ~( member @ Z @ ( intersection @ X @ Y ) ) ) | ( member @ Z @ Y ))).
% 3.75/1.28 thf(zip_derived_cl21, plain,
% 3.75/1.28 (![X0 : $i, X1 : $i, X2 : $i]:
% 3.75/1.28 (~ (member @ X0 @ (intersection @ X1 @ X2)) | (member @ X0 @ X2))),
% 3.75/1.28 inference('cnf', [status(esa)], [intersection2])).
% 3.75/1.28 thf(zip_derived_cl184, plain,
% 3.75/1.28 (![X0 : $i, X1 : $i]:
% 3.75/1.28 (((intersection @ X1 @ X0) = (null_class))
% 3.75/1.28 | (member @ (regular @ (intersection @ X1 @ X0)) @ X0))),
% 3.75/1.28 inference('sup-', [status(thm)], [zip_derived_cl65, zip_derived_cl21])).
% 3.75/1.28 thf(zip_derived_cl65, plain,
% 3.75/1.28 (![X0 : $i]: (((X0) = (null_class)) | (member @ (regular @ X0) @ X0))),
% 3.75/1.28 inference('cnf', [status(esa)], [regularity1])).
% 3.75/1.28 thf(intersection1, axiom,
% 3.75/1.28 (( ~( member @ Z @ ( intersection @ X @ Y ) ) ) | ( member @ Z @ X ))).
% 3.75/1.28 thf(zip_derived_cl20, plain,
% 3.75/1.28 (![X0 : $i, X1 : $i, X2 : $i]:
% 3.75/1.28 (~ (member @ X0 @ (intersection @ X1 @ X2)) | (member @ X0 @ X1))),
% 3.75/1.28 inference('cnf', [status(esa)], [intersection1])).
% 3.75/1.28 thf(zip_derived_cl179, plain,
% 3.75/1.28 (![X0 : $i, X1 : $i]:
% 3.75/1.28 (((intersection @ X1 @ X0) = (null_class))
% 3.75/1.28 | (member @ (regular @ (intersection @ X1 @ X0)) @ X1))),
% 3.75/1.28 inference('sup-', [status(thm)], [zip_derived_cl65, zip_derived_cl20])).
% 3.75/1.28 thf(complement1, axiom,
% 3.75/1.28 (( ~( member @ Z @ ( complement @ X ) ) ) | ( ~( member @ Z @ X ) ))).
% 3.75/1.28 thf(zip_derived_cl23, plain,
% 3.75/1.28 (![X0 : $i, X1 : $i]:
% 3.75/1.28 (~ (member @ X0 @ (complement @ X1)) | ~ (member @ X0 @ X1))),
% 3.75/1.28 inference('cnf', [status(esa)], [complement1])).
% 3.75/1.28 thf(zip_derived_cl1622, plain,
% 3.75/1.28 (![X0 : $i, X1 : $i]:
% 3.75/1.28 (((intersection @ (complement @ X0) @ X1) = (null_class))
% 3.75/1.28 | ~ (member @ (regular @ (intersection @ (complement @ X0) @ X1)) @
% 3.75/1.28 X0))),
% 3.75/1.28 inference('sup-', [status(thm)], [zip_derived_cl179, zip_derived_cl23])).
% 3.75/1.28 thf(zip_derived_cl2450, plain,
% 3.75/1.28 (![X0 : $i]:
% 3.75/1.28 (((intersection @ (complement @ X0) @ X0) = (null_class))
% 3.75/1.28 | ((intersection @ (complement @ X0) @ X0) = (null_class)))),
% 3.75/1.28 inference('sup-', [status(thm)], [zip_derived_cl184, zip_derived_cl1622])).
% 3.75/1.28 thf(zip_derived_cl2465, plain,
% 3.75/1.28 (![X0 : $i]: ((intersection @ (complement @ X0) @ X0) = (null_class))),
% 3.75/1.28 inference('simplify', [status(thm)], [zip_derived_cl2450])).
% 3.75/1.28 thf(zip_derived_cl2477, plain, (((null_class) != (null_class))),
% 3.75/1.28 inference('demod', [status(thm)], [zip_derived_cl112, zip_derived_cl2465])).
% 3.75/1.28 thf(zip_derived_cl2478, plain, ($false),
% 3.75/1.28 inference('simplify', [status(thm)], [zip_derived_cl2477])).
% 3.75/1.28
% 3.75/1.28 % SZS output end Refutation
% 3.75/1.28
% 3.75/1.28
% 3.75/1.28 % Terminating...
% 4.22/1.40 % Runner terminated.
% 4.22/1.40 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------