%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SET024-3 : TPTP v9.2.0. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.fc6lLACtbE true
% Computer : n001.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 04:51:12 PM UTC 2025
% Result : Unsatisfiable 0.63s 0.81s
% Output : Refutation 0.63s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.13/0.12 % Problem : SET024-3 : TPTP v9.2.0. Released v1.0.0.
% 0.13/0.13 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.fc6lLACtbE true
% 0.14/0.34 % Computer : n001.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
% 0.14/0.35 % CPULimit : 300
% 0.14/0.35 % WCLimit : 300
% 0.14/0.35 % DateTime : Wed Oct 1 13:02:38 EDT 2025
% 0.14/0.35 % CPUTime :
% 0.14/0.35 % Running portfolio for 300 s
% 0.14/0.35 % File : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.14/0.35 % 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
% 0.62/0.76 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.62/0.76 % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.63/0.76 % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.63/0.76 % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.63/0.77 % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.63/0.77 % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 0.63/0.77 % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 0.63/0.81 % Solved by fo/fo3_bce.sh.
% 0.63/0.81 % BCE start: 22
% 0.63/0.81 % BCE eliminated: 0
% 0.63/0.81 % PE start: 22
% 0.63/0.81 logic: eq
% 0.63/0.81 % PE eliminated: 1
% 0.63/0.81 % done 24 iterations in 0.032s
% 0.63/0.81 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 0.63/0.81 % SZS output start Refutation
% 0.63/0.81 thf(singleton_set_type, type, singleton_set: $i > $i).
% 0.63/0.81 thf(non_ordered_pair_type, type, non_ordered_pair: $i > $i > $i).
% 0.63/0.81 thf(member_type, type, member: $i > $i > $o).
% 0.63/0.81 thf(little_set_type, type, little_set: $i > $o).
% 0.63/0.81 thf(a_type, type, a: $i).
% 0.63/0.81 thf(prove_membership_of_singleton_set, conjecture,
% 0.63/0.81 (member @ a @ ( singleton_set @ a ))).
% 0.63/0.81 thf(zf_stmt_0, negated_conjecture, (~( member @ a @ ( singleton_set @ a ) )),
% 0.63/0.81 inference('cnf.neg', [status(esa)], [prove_membership_of_singleton_set])).
% 0.63/0.81 thf(zip_derived_cl21, plain, (~ (member @ a @ (singleton_set @ a))),
% 0.63/0.81 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.63/0.81 thf(singleton_set, axiom,
% 0.63/0.81 (( singleton_set @ X ) = ( non_ordered_pair @ X @ X ))).
% 0.63/0.81 thf(zip_derived_cl5, plain,
% 0.63/0.81 (![X0 : $i]: ((singleton_set @ X0) = (non_ordered_pair @ X0 @ X0))),
% 0.63/0.81 inference('cnf', [status(esa)], [singleton_set])).
% 0.63/0.81 thf(non_ordered_pair2, axiom,
% 0.63/0.81 (( member @ U @ ( non_ordered_pair @ X @ Y ) ) | ( ~( little_set @ U ) ) |
% 0.63/0.81 ( ( U ) != ( X ) ))).
% 0.63/0.81 thf(zip_derived_cl2, plain,
% 0.63/0.81 (![X0 : $i, X1 : $i, X2 : $i]:
% 0.63/0.81 ( (member @ X0 @ (non_ordered_pair @ X1 @ X2))
% 0.63/0.81 | ~ (little_set @ X0)
% 0.63/0.81 | ((X0) != (X1)))),
% 0.63/0.81 inference('cnf', [status(esa)], [non_ordered_pair2])).
% 0.63/0.81 thf(zip_derived_cl119, plain,
% 0.63/0.81 (![X0 : $i, X1 : $i]:
% 0.63/0.81 ( (member @ X1 @ (singleton_set @ X0))
% 0.63/0.81 | ((X1) != (X0))
% 0.63/0.81 | ~ (little_set @ X1))),
% 0.63/0.81 inference('sup+', [status(thm)], [zip_derived_cl5, zip_derived_cl2])).
% 0.63/0.81 thf(zip_derived_cl146, plain, ((~ (little_set @ a) | ((a) != (a)))),
% 0.63/0.81 inference('sup+', [status(thm)], [zip_derived_cl21, zip_derived_cl119])).
% 0.63/0.81 thf(a_little_set, axiom, (little_set @ a)).
% 0.63/0.81 thf(zip_derived_cl20, plain, ( (little_set @ a)),
% 0.63/0.81 inference('cnf', [status(esa)], [a_little_set])).
% 0.63/0.81 thf(zip_derived_cl147, plain, (((a) != (a))),
% 0.63/0.81 inference('demod', [status(thm)], [zip_derived_cl146, zip_derived_cl20])).
% 0.63/0.81 thf(zip_derived_cl148, plain, ($false),
% 0.63/0.81 inference('simplify', [status(thm)], [zip_derived_cl147])).
% 0.63/0.81
% 0.63/0.81 % SZS output end Refutation
% 0.63/0.81
% 0.63/0.81
% 0.63/0.81 % Terminating...
% 1.59/0.89 % Runner terminated.
% 1.59/0.90 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------