%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SWC252-1 : 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.lUSjalfLNt true
% Computer : n015.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 04:59:08 PM UTC 2025
% Result : Unsatisfiable 4.49s 1.41s
% Output : Refutation 4.49s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.14 % Problem : SWC252-1 : TPTP v9.2.0. Released v2.4.0.
% 0.07/0.15 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.lUSjalfLNt true
% 0.14/0.37 % Computer : n015.cluster.edu
% 0.14/0.37 % Model : x86_64 x86_64
% 0.14/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.37 % Memory : 8042.1875MB
% 0.14/0.37 % OS : Linux 3.10.0-693.el7.x86_64
% 0.14/0.37 % CPULimit : 300
% 0.14/0.37 % WCLimit : 300
% 0.14/0.37 % DateTime : Wed Oct 1 17:09:53 EDT 2025
% 0.14/0.37 % CPUTime :
% 0.14/0.37 % Running portfolio for 300 s
% 0.14/0.37 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.14/0.37 % Number of cores: 8
% 0.14/0.37 % Python version: Python 3.6.8
% 0.14/0.38 % Running in FO mode
% 0.54/0.68 % Total configuration time : 435
% 0.54/0.68 % Estimated wc time : 1092
% 0.54/0.68 % Estimated cpu time (7 cpus) : 156.0
% 0.59/0.84 % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.59/0.84 % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.59/0.85 % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.59/0.85 % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.61/0.86 % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.61/0.86 % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.61/0.87 % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 4.49/1.41 % Solved by fo/fo3_bce.sh.
% 4.49/1.41 % BCE start: 82
% 4.49/1.41 % BCE eliminated: 0
% 4.49/1.41 % PE start: 82
% 4.49/1.41 logic: eq
% 4.49/1.41 % PE eliminated: 1
% 4.49/1.41 % done 419 iterations in 0.528s
% 4.49/1.41 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 4.49/1.41 % SZS output start Refutation
% 4.49/1.41 thf(nil_type, type, nil: $i).
% 4.49/1.41 thf(sk5_type, type, sk5: $i > $i > $i > $i).
% 4.49/1.41 thf(cons_type, type, cons: $i > $i > $i).
% 4.49/1.41 thf(memberP_type, type, memberP: $i > $i > $o).
% 4.49/1.41 thf(ssItem_type, type, ssItem: $i > $o).
% 4.49/1.41 thf(sk3_type, type, sk3: $i).
% 4.49/1.41 thf(sk6_type, type, sk6: $i).
% 4.49/1.41 thf(app_type, type, app: $i > $i > $i).
% 4.49/1.41 thf(ssList_type, type, ssList: $i > $o).
% 4.49/1.41 thf(sk1_type, type, sk1: $i).
% 4.49/1.41 thf(clause73, axiom, (( ~( ssList @ U ) ) | ( ( app @ U @ nil ) = ( U ) ))).
% 4.49/1.41 thf(zip_derived_cl10, plain,
% 4.49/1.41 (![X0 : $i]: (~ (ssList @ X0) | ((app @ X0 @ nil) = (X0)))),
% 4.49/1.41 inference('cnf', [status(esa)], [clause73])).
% 4.49/1.41 thf(clause74, axiom, (( ~( ssList @ U ) ) | ( ( app @ nil @ U ) = ( U ) ))).
% 4.49/1.41 thf(zip_derived_cl11, plain,
% 4.49/1.41 (![X0 : $i]: (~ (ssList @ X0) | ((app @ nil @ X0) = (X0)))),
% 4.49/1.41 inference('cnf', [status(esa)], [clause74])).
% 4.49/1.41 thf(co1_17, conjecture,
% 4.49/1.41 (~( ( ( nil ) = ( sk3 ) ) | ( ( cons @ sk6 @ nil ) = ( sk3 ) ) ))).
% 4.49/1.41 thf(zf_stmt_0, negated_conjecture,
% 4.49/1.41 (( ( nil ) = ( sk3 ) ) | ( ( cons @ sk6 @ nil ) = ( sk3 ) )),
% 4.49/1.41 inference('cnf.neg', [status(esa)], [co1_17])).
% 4.49/1.41 thf(zip_derived_cl65, plain,
% 4.49/1.41 ((((nil) = (sk3)) | ((cons @ sk6 @ nil) = (sk3)))),
% 4.49/1.41 inference('cnf', [status(esa)], [zf_stmt_0])).
% 4.49/1.41 thf(co1_6, conjecture, (( sk1 ) != ( sk3 ))).
% 4.49/1.41 thf(zf_stmt_1, negated_conjecture, (( sk1 ) = ( sk3 )),
% 4.49/1.41 inference('cnf.neg', [status(esa)], [co1_6])).
% 4.49/1.41 thf(zip_derived_cl76, plain, (((sk1) = (sk3))),
% 4.49/1.41 inference('cnf', [status(esa)], [zf_stmt_1])).
% 4.49/1.41 thf(zip_derived_cl76, plain, (((sk1) = (sk3))),
% 4.49/1.41 inference('cnf', [status(esa)], [zf_stmt_1])).
% 4.49/1.41 thf(zip_derived_cl625, plain,
% 4.49/1.41 ((((nil) = (sk1)) | ((cons @ sk6 @ nil) = (sk1)))),
% 4.49/1.41 inference('demod', [status(thm)],
% 4.49/1.41 [zip_derived_cl65, zip_derived_cl76, zip_derived_cl76])).
% 4.49/1.41 thf(co1_7, conjecture, (( nil ) = ( sk1 ))).
% 4.49/1.41 thf(zf_stmt_2, negated_conjecture, (( nil ) != ( sk1 )),
% 4.49/1.41 inference('cnf.neg', [status(esa)], [co1_7])).
% 4.49/1.41 thf(zip_derived_cl75, plain, (((nil) != (sk1))),
% 4.49/1.41 inference('cnf', [status(esa)], [zf_stmt_2])).
% 4.49/1.41 thf(zip_derived_cl626, plain, (((cons @ sk6 @ nil) = (sk1))),
% 4.49/1.41 inference('simplify_reflect-', [status(thm)],
% 4.49/1.41 [zip_derived_cl625, zip_derived_cl75])).
% 4.49/1.41 thf(co1_8, conjecture,
% 4.49/1.41 (~( ( ssItem @ ( sk5 @ C @ B @ A ) ) |
% 4.49/1.41 ( ( app @ ( app @ B @ ( cons @ A @ nil ) ) @ C ) != ( sk1 ) ) |
% 4.49/1.41 ( ~( ssList @ C ) ) | ( ~( ssList @ B ) ) | ( ~( ssItem @ A ) ) ))).
% 4.49/1.41 thf(zf_stmt_3, negated_conjecture,
% 4.49/1.41 (( ssItem @ ( sk5 @ C @ B @ A ) ) |
% 4.49/1.41 ( ( app @ ( app @ B @ ( cons @ A @ nil ) ) @ C ) != ( sk1 ) ) |
% 4.49/1.41 ( ~( ssList @ C ) ) | ( ~( ssList @ B ) ) | ( ~( ssItem @ A ) )),
% 4.49/1.41 inference('cnf.neg', [status(esa)], [co1_8])).
% 4.49/1.41 thf(zip_derived_cl74, plain,
% 4.49/1.41 (![X0 : $i, X1 : $i, X2 : $i]:
% 4.49/1.41 ( (ssItem @ (sk5 @ X0 @ X1 @ X2))
% 4.49/1.41 | ((app @ (app @ X1 @ (cons @ X2 @ nil)) @ X0) != (sk1))
% 4.49/1.41 | ~ (ssList @ X0)
% 4.49/1.42 | ~ (ssList @ X1)
% 4.49/1.42 | ~ (ssItem @ X2))),
% 4.49/1.42 inference('cnf', [status(esa)], [zf_stmt_3])).
% 4.49/1.42 thf(clause71, axiom, (( ~( memberP @ nil @ U ) ) | ( ~( ssItem @ U ) ))).
% 4.49/1.42 thf(zip_derived_cl9, plain,
% 4.49/1.42 (![X0 : $i]: (~ (memberP @ nil @ X0) | ~ (ssItem @ X0))),
% 4.49/1.42 inference('cnf', [status(esa)], [clause71])).
% 4.49/1.42 thf(co1_10, conjecture,
% 4.49/1.42 (~( ( memberP @ C @ ( sk5 @ C @ B @ A ) ) |
% 4.49/1.42 ( ( app @ ( app @ B @ ( cons @ A @ nil ) ) @ C ) != ( sk1 ) ) |
% 4.49/1.42 ( ~( ssList @ C ) ) | ( ~( ssList @ B ) ) | ( ~( ssItem @ A ) ) ))).
% 4.49/1.42 thf(zf_stmt_4, negated_conjecture,
% 4.49/1.42 (( memberP @ C @ ( sk5 @ C @ B @ A ) ) |
% 4.49/1.42 ( ( app @ ( app @ B @ ( cons @ A @ nil ) ) @ C ) != ( sk1 ) ) |
% 4.49/1.42 ( ~( ssList @ C ) ) | ( ~( ssList @ B ) ) | ( ~( ssItem @ A ) )),
% 4.49/1.42 inference('cnf.neg', [status(esa)], [co1_10])).
% 4.49/1.42 thf(zip_derived_cl72, plain,
% 4.49/1.42 (![X0 : $i, X1 : $i, X2 : $i]:
% 4.49/1.42 ( (memberP @ X0 @ (sk5 @ X0 @ X1 @ X2))
% 4.49/1.42 | ((app @ (app @ X1 @ (cons @ X2 @ nil)) @ X0) != (sk1))
% 4.49/1.42 | ~ (ssList @ X0)
% 4.49/1.42 | ~ (ssList @ X1)
% 4.49/1.42 | ~ (ssItem @ X2))),
% 4.49/1.42 inference('cnf', [status(esa)], [zf_stmt_4])).
% 4.49/1.42 thf(zip_derived_cl2021, plain,
% 4.49/1.42 (![X0 : $i, X1 : $i]:
% 4.49/1.42 (~ (ssItem @ (sk5 @ nil @ X1 @ X0))
% 4.49/1.42 | ~ (ssItem @ X0)
% 4.49/1.42 | ~ (ssList @ X1)
% 4.49/1.42 | ~ (ssList @ nil)
% 4.49/1.42 | ((app @ (app @ X1 @ (cons @ X0 @ nil)) @ nil) != (sk1)))),
% 4.49/1.42 inference('sup+', [status(thm)], [zip_derived_cl9, zip_derived_cl72])).
% 4.49/1.42 thf(clause8, axiom, (ssList @ nil)).
% 4.49/1.42 thf(zip_derived_cl3, plain, ( (ssList @ nil)),
% 4.49/1.42 inference('cnf', [status(esa)], [clause8])).
% 4.49/1.42 thf(zip_derived_cl2025, plain,
% 4.49/1.42 (![X0 : $i, X1 : $i]:
% 4.49/1.42 (~ (ssItem @ (sk5 @ nil @ X1 @ X0))
% 4.49/1.42 | ~ (ssItem @ X0)
% 4.49/1.42 | ~ (ssList @ X1)
% 4.49/1.42 | ((app @ (app @ X1 @ (cons @ X0 @ nil)) @ nil) != (sk1)))),
% 4.49/1.42 inference('demod', [status(thm)], [zip_derived_cl2021, zip_derived_cl3])).
% 4.49/1.42 thf(zip_derived_cl2776, plain,
% 4.49/1.42 (![X0 : $i, X1 : $i]:
% 4.49/1.42 (~ (ssItem @ X0)
% 4.49/1.42 | ~ (ssList @ X1)
% 4.49/1.42 | ~ (ssList @ nil)
% 4.49/1.42 | ((app @ (app @ X1 @ (cons @ X0 @ nil)) @ nil) != (sk1))
% 4.49/1.42 | ((app @ (app @ X1 @ (cons @ X0 @ nil)) @ nil) != (sk1))
% 4.49/1.42 | ~ (ssList @ X1)
% 4.49/1.42 | ~ (ssItem @ X0))),
% 4.49/1.42 inference('sup-', [status(thm)], [zip_derived_cl74, zip_derived_cl2025])).
% 4.49/1.42 thf(zip_derived_cl3, plain, ( (ssList @ nil)),
% 4.49/1.42 inference('cnf', [status(esa)], [clause8])).
% 4.49/1.42 thf(zip_derived_cl2777, plain,
% 4.49/1.42 (![X0 : $i, X1 : $i]:
% 4.49/1.42 (~ (ssItem @ X0)
% 4.49/1.42 | ~ (ssList @ X1)
% 4.49/1.42 | ((app @ (app @ X1 @ (cons @ X0 @ nil)) @ nil) != (sk1))
% 4.49/1.42 | ((app @ (app @ X1 @ (cons @ X0 @ nil)) @ nil) != (sk1))
% 4.49/1.42 | ~ (ssList @ X1)
% 4.49/1.42 | ~ (ssItem @ X0))),
% 4.49/1.42 inference('demod', [status(thm)], [zip_derived_cl2776, zip_derived_cl3])).
% 4.49/1.42 thf(zip_derived_cl2778, plain,
% 4.49/1.42 (![X0 : $i, X1 : $i]:
% 4.49/1.42 (((app @ (app @ X1 @ (cons @ X0 @ nil)) @ nil) != (sk1))
% 4.49/1.42 | ~ (ssList @ X1)
% 4.49/1.42 | ~ (ssItem @ X0))),
% 4.49/1.42 inference('simplify', [status(thm)], [zip_derived_cl2777])).
% 4.49/1.42 thf(zip_derived_cl2791, plain,
% 4.49/1.42 (![X0 : $i]:
% 4.49/1.42 (((app @ (app @ X0 @ sk1) @ nil) != (sk1))
% 4.49/1.42 | ~ (ssItem @ sk6)
% 4.49/1.42 | ~ (ssList @ X0))),
% 4.49/1.42 inference('sup-', [status(thm)], [zip_derived_cl626, zip_derived_cl2778])).
% 4.49/1.42 thf(co1_14, conjecture, (~( ( ( nil ) = ( sk3 ) ) | ( ssItem @ sk6 ) ))).
% 4.49/1.42 thf(zf_stmt_5, negated_conjecture,
% 4.49/1.42 (( ( nil ) = ( sk3 ) ) | ( ssItem @ sk6 )),
% 4.49/1.42 inference('cnf.neg', [status(esa)], [co1_14])).
% 4.49/1.42 thf(zip_derived_cl68, plain, ((((nil) = (sk3)) | (ssItem @ sk6))),
% 4.49/1.42 inference('cnf', [status(esa)], [zf_stmt_5])).
% 4.49/1.42 thf(zip_derived_cl76, plain, (((sk1) = (sk3))),
% 4.49/1.42 inference('cnf', [status(esa)], [zf_stmt_1])).
% 4.49/1.42 thf(zip_derived_cl631, plain, ((((nil) = (sk1)) | (ssItem @ sk6))),
% 4.49/1.42 inference('demod', [status(thm)], [zip_derived_cl68, zip_derived_cl76])).
% 4.49/1.42 thf(zip_derived_cl75, plain, (((nil) != (sk1))),
% 4.49/1.42 inference('cnf', [status(esa)], [zf_stmt_2])).
% 4.49/1.42 thf(zip_derived_cl632, plain, ( (ssItem @ sk6)),
% 4.49/1.42 inference('simplify_reflect-', [status(thm)],
% 4.49/1.42 [zip_derived_cl631, zip_derived_cl75])).
% 4.49/1.42 thf(zip_derived_cl2804, plain,
% 4.49/1.42 (![X0 : $i]:
% 4.49/1.42 (((app @ (app @ X0 @ sk1) @ nil) != (sk1)) | ~ (ssList @ X0))),
% 4.49/1.42 inference('demod', [status(thm)], [zip_derived_cl2791, zip_derived_cl632])).
% 4.49/1.42 thf(zip_derived_cl2809, plain,
% 4.49/1.42 ((((app @ sk1 @ nil) != (sk1)) | ~ (ssList @ sk1) | ~ (ssList @ nil))),
% 4.49/1.42 inference('sup-', [status(thm)], [zip_derived_cl11, zip_derived_cl2804])).
% 4.49/1.42 thf(co1_3, conjecture, (~( ssList @ sk3 ))).
% 4.49/1.42 thf(zf_stmt_6, negated_conjecture, (ssList @ sk3),
% 4.49/1.42 inference('cnf.neg', [status(esa)], [co1_3])).
% 4.49/1.42 thf(zip_derived_cl79, plain, ( (ssList @ sk3)),
% 4.49/1.42 inference('cnf', [status(esa)], [zf_stmt_6])).
% 4.49/1.42 thf(zip_derived_cl76, plain, (((sk1) = (sk3))),
% 4.49/1.42 inference('cnf', [status(esa)], [zf_stmt_1])).
% 4.49/1.42 thf(zip_derived_cl630, plain, ( (ssList @ sk1)),
% 4.49/1.42 inference('demod', [status(thm)], [zip_derived_cl79, zip_derived_cl76])).
% 4.49/1.42 thf(zip_derived_cl3, plain, ( (ssList @ nil)),
% 4.49/1.42 inference('cnf', [status(esa)], [clause8])).
% 4.49/1.42 thf(zip_derived_cl2823, plain, (((app @ sk1 @ nil) != (sk1))),
% 4.49/1.42 inference('demod', [status(thm)],
% 4.49/1.42 [zip_derived_cl2809, zip_derived_cl630, zip_derived_cl3])).
% 4.49/1.42 thf(zip_derived_cl2830, plain, ((((sk1) != (sk1)) | ~ (ssList @ sk1))),
% 4.49/1.42 inference('sup-', [status(thm)], [zip_derived_cl10, zip_derived_cl2823])).
% 4.49/1.42 thf(zip_derived_cl630, plain, ( (ssList @ sk1)),
% 4.49/1.42 inference('demod', [status(thm)], [zip_derived_cl79, zip_derived_cl76])).
% 4.49/1.42 thf(zip_derived_cl2835, plain, (((sk1) != (sk1))),
% 4.49/1.42 inference('demod', [status(thm)], [zip_derived_cl2830, zip_derived_cl630])).
% 4.49/1.42 thf(zip_derived_cl2836, plain, ($false),
% 4.49/1.42 inference('simplify', [status(thm)], [zip_derived_cl2835])).
% 4.49/1.42
% 4.49/1.42 % SZS output end Refutation
% 4.49/1.42
% 4.49/1.42
% 4.49/1.42 % Terminating...
% 5.70/1.68 % Runner terminated.
% 5.70/1.70 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------