%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SWC407-1 : TPTP v9.2.0. Released v2.4.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.G8ibbSBDKV true
% Computer : n007.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 04:59:41 PM UTC 2025
% Result : Unsatisfiable 0.53s 0.95s
% Output : Refutation 0.53s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.13 % Problem : SWC407-1 : TPTP v9.2.0. Released v2.4.0.
% 0.06/0.13 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.G8ibbSBDKV true
% 0.11/0.34 % Computer : n007.cluster.edu
% 0.11/0.34 % Model : x86_64 x86_64
% 0.11/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.34 % Memory : 8042.1875MB
% 0.11/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.11/0.34 % CPULimit : 300
% 0.11/0.34 % WCLimit : 300
% 0.11/0.34 % DateTime : Wed Oct 1 17:10:08 EDT 2025
% 0.11/0.34 % CPUTime :
% 0.11/0.34 % Running portfolio for 300 s
% 0.11/0.34 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.11/0.34 % Number of cores: 8
% 0.11/0.35 % Python version: Python 3.6.8
% 0.11/0.35 % Running in FO mode
% 0.51/0.65 % Total configuration time : 435
% 0.51/0.65 % Estimated wc time : 1092
% 0.51/0.65 % Estimated cpu time (7 cpus) : 156.0
% 0.51/0.74 % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.51/0.74 % /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
% 0.51/0.75 % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.52/0.77 % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 0.53/0.95 % Solved by fo/fo3_bce.sh.
% 0.53/0.95 % BCE start: 40
% 0.53/0.95 % BCE eliminated: 0
% 0.53/0.95 % PE start: 40
% 0.53/0.95 logic: eq
% 0.53/0.95 % PE eliminated: 0
% 0.53/0.95 % done 160 iterations in 0.182s
% 0.53/0.95 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 0.53/0.95 % SZS output start Refutation
% 0.53/0.95 thf(nil_type, type, nil: $i).
% 0.53/0.95 thf(cons_type, type, cons: $i > $i > $i).
% 0.53/0.95 thf(sk2_type, type, sk2: $i).
% 0.53/0.95 thf(sk6_type, type, sk6: $i).
% 0.53/0.95 thf(sk4_type, type, sk4: $i).
% 0.53/0.95 thf(memberP_type, type, memberP: $i > $i > $o).
% 0.53/0.95 thf(ssItem_type, type, ssItem: $i > $o).
% 0.53/0.95 thf(sk5_type, type, sk5: $i).
% 0.53/0.95 thf(sk3_type, type, sk3: $i).
% 0.53/0.95 thf(ssList_type, type, ssList: $i > $o).
% 0.53/0.95 thf(sk1_type, type, sk1: $i).
% 0.53/0.95 thf(clause71, axiom, (( ~( memberP @ nil @ U ) ) | ( ~( ssItem @ U ) ))).
% 0.53/0.95 thf(zip_derived_cl1, plain,
% 0.53/0.95 (![X0 : $i]: (~ (memberP @ nil @ X0) | ~ (ssItem @ X0))),
% 0.53/0.95 inference('cnf', [status(esa)], [clause71])).
% 0.53/0.95 thf(co1_8, conjecture, (~( memberP @ sk1 @ sk5 ))).
% 0.53/0.95 thf(zf_stmt_0, negated_conjecture, (memberP @ sk1 @ sk5),
% 0.53/0.95 inference('cnf.neg', [status(esa)], [co1_8])).
% 0.53/0.95 thf(zip_derived_cl32, plain, ( (memberP @ sk1 @ sk5)),
% 0.53/0.95 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.53/0.95 thf(zip_derived_cl32, plain, ( (memberP @ sk1 @ sk5)),
% 0.53/0.95 inference('cnf', [status(esa)], [zf_stmt_0])).
% 0.53/0.95 thf(co1_14, conjecture,
% 0.53/0.95 (~( ( ( nil ) = ( sk3 ) ) | ( ( cons @ sk6 @ nil ) = ( sk3 ) ) ))).
% 0.53/0.95 thf(zf_stmt_1, negated_conjecture,
% 0.53/0.95 (( ( nil ) = ( sk3 ) ) | ( ( cons @ sk6 @ nil ) = ( sk3 ) )),
% 0.53/0.95 inference('cnf.neg', [status(esa)], [co1_14])).
% 0.53/0.95 thf(zip_derived_cl26, plain,
% 0.53/0.95 ((((nil) = (sk3)) | ((cons @ sk6 @ nil) = (sk3)))),
% 0.53/0.95 inference('cnf', [status(esa)], [zf_stmt_1])).
% 0.53/0.95 thf(co1_6, conjecture, (( sk1 ) != ( sk3 ))).
% 0.53/0.95 thf(zf_stmt_2, negated_conjecture, (( sk1 ) = ( sk3 )),
% 0.53/0.95 inference('cnf.neg', [status(esa)], [co1_6])).
% 0.53/0.95 thf(zip_derived_cl34, plain, (((sk1) = (sk3))),
% 0.53/0.95 inference('cnf', [status(esa)], [zf_stmt_2])).
% 0.53/0.95 thf(zip_derived_cl34, plain, (((sk1) = (sk3))),
% 0.53/0.95 inference('cnf', [status(esa)], [zf_stmt_2])).
% 0.53/0.95 thf(zip_derived_cl224, plain,
% 0.53/0.95 ((((nil) = (sk1)) | ((cons @ sk6 @ nil) = (sk1)))),
% 0.53/0.95 inference('demod', [status(thm)],
% 0.53/0.95 [zip_derived_cl26, zip_derived_cl34, zip_derived_cl34])).
% 0.53/0.95 thf(clause161, axiom,
% 0.53/0.95 (( ~( memberP @ ( cons @ U @ V ) @ W ) ) | ( ~( ssList @ V ) ) |
% 0.53/0.95 ( ~( ssItem @ U ) ) | ( ~( ssItem @ W ) ) | ( memberP @ V @ W ) |
% 0.53/0.95 ( ( W ) = ( U ) ))).
% 0.53/0.95 thf(zip_derived_cl21, plain,
% 0.53/0.95 (![X0 : $i, X1 : $i, X2 : $i]:
% 0.53/0.95 (~ (memberP @ (cons @ X0 @ X1) @ X2)
% 0.53/0.95 | ~ (ssList @ X1)
% 0.53/0.95 | ~ (ssItem @ X0)
% 0.53/0.95 | ~ (ssItem @ X2)
% 0.53/0.95 | (memberP @ X1 @ X2)
% 0.53/0.95 | ((X2) = (X0)))),
% 0.53/0.95 inference('cnf', [status(esa)], [clause161])).
% 0.53/0.95 thf(zip_derived_cl829, plain,
% 0.53/0.95 (![X0 : $i]:
% 0.53/0.95 (~ (memberP @ sk1 @ X0)
% 0.53/0.95 | ((nil) = (sk1))
% 0.53/0.95 | ((X0) = (sk6))
% 0.53/0.95 | (memberP @ nil @ X0)
% 0.53/0.95 | ~ (ssItem @ X0)
% 0.53/0.95 | ~ (ssItem @ sk6)
% 0.53/0.95 | ~ (ssList @ nil))),
% 0.53/0.95 inference('sup-', [status(thm)], [zip_derived_cl224, zip_derived_cl21])).
% 0.53/0.95 thf(clause8, axiom, (ssList @ nil)).
% 0.53/0.95 thf(zip_derived_cl0, plain, ( (ssList @ nil)),
% 0.53/0.95 inference('cnf', [status(esa)], [clause8])).
% 0.53/0.95 thf(zip_derived_cl833, plain,
% 0.53/0.95 (![X0 : $i]:
% 0.53/0.95 (~ (memberP @ sk1 @ X0)
% 0.53/0.95 | ((nil) = (sk1))
% 0.53/0.95 | ((X0) = (sk6))
% 0.53/0.95 | (memberP @ nil @ X0)
% 0.53/0.95 | ~ (ssItem @ X0)
% 0.53/0.95 | ~ (ssItem @ sk6))),
% 0.53/0.95 inference('demod', [status(thm)], [zip_derived_cl829, zip_derived_cl0])).
% 0.53/0.95 thf(zip_derived_cl1, plain,
% 0.53/0.95 (![X0 : $i]: (~ (memberP @ nil @ X0) | ~ (ssItem @ X0))),
% 0.53/0.95 inference('cnf', [status(esa)], [clause71])).
% 0.53/0.95 thf(zip_derived_cl969, plain,
% 0.53/0.95 (![X0 : $i]:
% 0.53/0.95 (~ (ssItem @ sk6)
% 0.53/0.95 | ~ (ssItem @ X0)
% 0.53/0.95 | ((X0) = (sk6))
% 0.53/0.95 | ((nil) = (sk1))
% 0.53/0.95 | ~ (memberP @ sk1 @ X0))),
% 0.53/0.95 inference('clc', [status(thm)], [zip_derived_cl833, zip_derived_cl1])).
% 0.53/0.95 thf(co1_11, conjecture, (~( ( ( nil ) = ( sk3 ) ) | ( ssItem @ sk6 ) ))).
% 0.53/0.95 thf(zf_stmt_3, negated_conjecture,
% 0.53/0.95 (( ( nil ) = ( sk3 ) ) | ( ssItem @ sk6 )),
% 0.53/0.95 inference('cnf.neg', [status(esa)], [co1_11])).
% 0.53/0.95 thf(zip_derived_cl29, plain, ((((nil) = (sk3)) | (ssItem @ sk6))),
% 0.53/0.95 inference('cnf', [status(esa)], [zf_stmt_3])).
% 0.53/0.95 thf(zip_derived_cl34, plain, (((sk1) = (sk3))),
% 0.53/0.95 inference('cnf', [status(esa)], [zf_stmt_2])).
% 0.53/0.95 thf(zip_derived_cl228, plain, ((((nil) = (sk1)) | (ssItem @ sk6))),
% 0.53/0.95 inference('demod', [status(thm)], [zip_derived_cl29, zip_derived_cl34])).
% 0.53/0.95 thf(zip_derived_cl970, plain,
% 0.53/0.95 (![X0 : $i]:
% 0.53/0.95 (~ (memberP @ sk1 @ X0)
% 0.53/0.95 | ((nil) = (sk1))
% 0.53/0.95 | ((X0) = (sk6))
% 0.53/0.95 | ~ (ssItem @ X0))),
% 0.53/0.95 inference('clc', [status(thm)], [zip_derived_cl969, zip_derived_cl228])).
% 0.53/0.95 thf(zip_derived_cl984, plain,
% 0.53/0.95 ((~ (ssItem @ sk5) | ((sk5) = (sk6)) | ((nil) = (sk1)))),
% 0.53/0.95 inference('sup-', [status(thm)], [zip_derived_cl32, zip_derived_cl970])).
% 0.53/0.95 thf(co1_7, conjecture, (~( ssItem @ sk5 ))).
% 0.53/0.95 thf(zf_stmt_4, negated_conjecture, (ssItem @ sk5),
% 0.53/0.95 inference('cnf.neg', [status(esa)], [co1_7])).
% 0.53/0.95 thf(zip_derived_cl33, plain, ( (ssItem @ sk5)),
% 0.53/0.95 inference('cnf', [status(esa)], [zf_stmt_4])).
% 0.53/0.95 thf(zip_derived_cl994, plain, ((((sk5) = (sk6)) | ((nil) = (sk1)))),
% 0.53/0.95 inference('demod', [status(thm)], [zip_derived_cl984, zip_derived_cl33])).
% 0.53/0.95 thf(co1_15, conjecture,
% 0.53/0.95 (~( ( ( nil ) = ( sk3 ) ) | ( memberP @ sk4 @ sk6 ) ))).
% 0.53/0.95 thf(zf_stmt_5, negated_conjecture,
% 0.53/0.95 (( ( nil ) = ( sk3 ) ) | ( memberP @ sk4 @ sk6 )),
% 0.53/0.95 inference('cnf.neg', [status(esa)], [co1_15])).
% 0.53/0.95 thf(zip_derived_cl25, plain, ((((nil) = (sk3)) | (memberP @ sk4 @ sk6))),
% 0.53/0.95 inference('cnf', [status(esa)], [zf_stmt_5])).
% 0.53/0.95 thf(zip_derived_cl34, plain, (((sk1) = (sk3))),
% 0.53/0.95 inference('cnf', [status(esa)], [zf_stmt_2])).
% 0.53/0.95 thf(co1_5, conjecture, (( sk2 ) != ( sk4 ))).
% 0.53/0.95 thf(zf_stmt_6, negated_conjecture, (( sk2 ) = ( sk4 )),
% 0.53/0.95 inference('cnf.neg', [status(esa)], [co1_5])).
% 0.53/0.95 thf(zip_derived_cl35, plain, (((sk2) = (sk4))),
% 0.53/0.95 inference('cnf', [status(esa)], [zf_stmt_6])).
% 0.53/0.95 thf(zip_derived_cl230, plain, ((((nil) = (sk1)) | (memberP @ sk2 @ sk6))),
% 0.53/0.95 inference('demod', [status(thm)],
% 0.53/0.95 [zip_derived_cl25, zip_derived_cl34, zip_derived_cl35])).
% 0.53/0.95 thf(zip_derived_cl1009, plain,
% 0.53/0.95 (( (memberP @ sk2 @ sk5) | ((nil) = (sk1)) | ((nil) = (sk1)))),
% 0.53/0.95 inference('sup+', [status(thm)], [zip_derived_cl994, zip_derived_cl230])).
% 0.53/0.95 thf(zip_derived_cl1039, plain, ((((nil) = (sk1)) | (memberP @ sk2 @ sk5))),
% 0.53/0.95 inference('simplify', [status(thm)], [zip_derived_cl1009])).
% 0.53/0.95 thf(co1_9, conjecture, (memberP @ sk2 @ sk5)).
% 0.53/0.95 thf(zf_stmt_7, negated_conjecture, (~( memberP @ sk2 @ sk5 )),
% 0.53/0.95 inference('cnf.neg', [status(esa)], [co1_9])).
% 0.53/0.95 thf(zip_derived_cl31, plain, (~ (memberP @ sk2 @ sk5)),
% 0.53/0.95 inference('cnf', [status(esa)], [zf_stmt_7])).
% 0.53/0.95 thf(zip_derived_cl1106, plain, (((nil) = (sk1))),
% 0.53/0.95 inference('clc', [status(thm)], [zip_derived_cl1039, zip_derived_cl31])).
% 0.53/0.95 thf(zip_derived_cl1107, plain, ( (memberP @ nil @ sk5)),
% 0.53/0.95 inference('demod', [status(thm)], [zip_derived_cl32, zip_derived_cl1106])).
% 0.53/0.95 thf(zip_derived_cl1149, plain, (~ (ssItem @ sk5)),
% 0.53/0.95 inference('sup+', [status(thm)], [zip_derived_cl1, zip_derived_cl1107])).
% 0.53/0.95 thf(zip_derived_cl33, plain, ( (ssItem @ sk5)),
% 0.53/0.95 inference('cnf', [status(esa)], [zf_stmt_4])).
% 0.53/0.95 thf(zip_derived_cl1150, plain, ($false),
% 0.53/0.95 inference('demod', [status(thm)], [zip_derived_cl1149, zip_derived_cl33])).
% 0.53/0.95
% 0.53/0.95 % SZS output end Refutation
% 0.53/0.95
% 0.53/0.95
% 0.53/0.95 % Terminating...
% 1.89/1.08 % Runner terminated.
% 1.92/1.09 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------