%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : CSR016+1 : TPTP v9.2.0. Bugfixed v3.1.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.28d2EKu6dX 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 04:30:51 PM UTC 2025
% Result : Theorem 5.62s 1.64s
% Output : Refutation 5.62s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.05/0.10 % Problem : CSR016+1 : TPTP v9.2.0. Bugfixed v3.1.0.
% 0.05/0.11 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.28d2EKu6dX true
% 0.10/0.31 % Computer : n015.cluster.edu
% 0.10/0.31 % Model : x86_64 x86_64
% 0.10/0.31 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.31 % Memory : 8042.1875MB
% 0.10/0.31 % OS : Linux 3.10.0-693.el7.x86_64
% 0.16/0.31 % CPULimit : 300
% 0.16/0.31 % WCLimit : 300
% 0.16/0.31 % DateTime : Wed Oct 1 15:07:08 EDT 2025
% 0.16/0.31 % CPUTime :
% 0.16/0.31 % Running portfolio for 300 s
% 0.16/0.31 % File : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.16/0.31 % Number of cores: 8
% 0.16/0.31 % Python version: Python 3.6.8
% 0.16/0.32 % Running in FO mode
% 0.46/0.59 % Total configuration time : 435
% 0.46/0.59 % Estimated wc time : 1092
% 0.46/0.59 % Estimated cpu time (7 cpus) : 156.0
% 0.47/0.72 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.47/0.72 % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.47/0.74 % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.47/0.75 % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.47/0.76 % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.48/0.79 % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 0.48/0.83 % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 2.65/1.11 % /export/starexec/sandbox/solver/bin/fo/fo1_lcnf.sh running for 50s
% 5.62/1.64 % Solved by fo/fo6_bce.sh.
% 5.62/1.64 % BCE start: 135
% 5.62/1.64 % BCE eliminated: 2
% 5.62/1.64 % PE start: 133
% 5.62/1.64 logic: eq
% 5.62/1.64 % PE eliminated: 5
% 5.62/1.64 % done 813 iterations in 0.865s
% 5.62/1.64 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 5.62/1.64 % SZS output start Refutation
% 5.62/1.64 thf(push_type, type, push: $i).
% 5.62/1.64 thf(backwards_type, type, backwards: $i).
% 5.62/1.64 thf(zip_tseitin_12_type, type, zip_tseitin_12: $i > $i > $o).
% 5.62/1.64 thf(initiates_type, type, initiates: $i > $i > $i > $o).
% 5.62/1.64 thf(happens_type, type, happens: $i > $i > $o).
% 5.62/1.64 thf(n1_type, type, n1: $i).
% 5.62/1.64 thf(forwards_type, type, forwards: $i).
% 5.62/1.64 thf(n2_type, type, n2: $i).
% 5.62/1.64 thf(less_or_equal_type, type, less_or_equal: $i > $i > $o).
% 5.62/1.64 thf(pull_type, type, pull: $i).
% 5.62/1.64 thf(zip_tseitin_10_type, type, zip_tseitin_10: $i > $i > $o).
% 5.62/1.64 thf(less_type, type, less: $i > $i > $o).
% 5.62/1.64 thf(plus_type, type, plus: $i > $i > $i).
% 5.62/1.64 thf(spinning_type, type, spinning: $i).
% 5.62/1.64 thf(holdsAt_type, type, holdsAt: $i > $i > $o).
% 5.62/1.64 thf(n0_type, type, n0: $i).
% 5.62/1.64 thf(zip_tseitin_1_type, type, zip_tseitin_1: $i > $i > $i > $o).
% 5.62/1.64 thf(zip_tseitin_0_type, type, zip_tseitin_0: $i > $i > $i > $o).
% 5.62/1.64 thf(zip_tseitin_2_type, type, zip_tseitin_2: $i > $i > $i > $o).
% 5.62/1.64 thf(zip_tseitin_11_type, type, zip_tseitin_11: $i > $i > $o).
% 5.62/1.64 thf(zip_tseitin_9_type, type, zip_tseitin_9: $i > $i > $o).
% 5.62/1.64 thf(happens_all_defn, axiom,
% 5.62/1.64 (![Event:$i,Time:$i]:
% 5.62/1.64 ( ( happens @ Event @ Time ) <=>
% 5.62/1.64 ( ( ( ( Time ) = ( n2 ) ) & ( ( Event ) = ( push ) ) ) |
% 5.62/1.64 ( ( ( Time ) = ( n2 ) ) & ( ( Event ) = ( pull ) ) ) |
% 5.62/1.64 ( ( ( Time ) = ( n1 ) ) & ( ( Event ) = ( pull ) ) ) |
% 5.62/1.64 ( ( ( Time ) = ( n0 ) ) & ( ( Event ) = ( push ) ) ) ) ))).
% 5.62/1.64 thf(zf_stmt_0, axiom,
% 5.62/1.64 (![Time:$i,Event:$i]:
% 5.62/1.64 ( ( zip_tseitin_12 @ Time @ Event ) <=>
% 5.62/1.64 ( ( ( Event ) = ( push ) ) & ( ( Time ) = ( n0 ) ) ) ))).
% 5.62/1.64 thf(zip_derived_cl84, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i]:
% 5.62/1.64 ( (zip_tseitin_12 @ X0 @ X1) | ((X0) != (n0)) | ((X1) != (push)))),
% 5.62/1.64 inference('cnf', [status(esa)], [zf_stmt_0])).
% 5.62/1.64 thf(zf_stmt_1, type, zip_tseitin_12 : $i > $i > $o).
% 5.62/1.64 thf(zf_stmt_2, type, zip_tseitin_11 : $i > $i > $o).
% 5.62/1.64 thf(zf_stmt_3, axiom,
% 5.62/1.64 (![Time:$i,Event:$i]:
% 5.62/1.64 ( ( zip_tseitin_11 @ Time @ Event ) <=>
% 5.62/1.64 ( ( ( Event ) = ( pull ) ) & ( ( Time ) = ( n1 ) ) ) ))).
% 5.62/1.64 thf(zf_stmt_4, type, zip_tseitin_10 : $i > $i > $o).
% 5.62/1.64 thf(zf_stmt_5, axiom,
% 5.62/1.64 (![Time:$i,Event:$i]:
% 5.62/1.64 ( ( zip_tseitin_10 @ Time @ Event ) <=>
% 5.62/1.64 ( ( ( Event ) = ( pull ) ) & ( ( Time ) = ( n2 ) ) ) ))).
% 5.62/1.64 thf(zf_stmt_6, type, zip_tseitin_9 : $i > $i > $o).
% 5.62/1.64 thf(zf_stmt_7, axiom,
% 5.62/1.64 (![Time:$i,Event:$i]:
% 5.62/1.64 ( ( zip_tseitin_9 @ Time @ Event ) <=>
% 5.62/1.64 ( ( ( Event ) = ( push ) ) & ( ( Time ) = ( n2 ) ) ) ))).
% 5.62/1.64 thf(zf_stmt_8, axiom,
% 5.62/1.64 (![Event:$i,Time:$i]:
% 5.62/1.64 ( ( happens @ Event @ Time ) <=>
% 5.62/1.64 ( ( zip_tseitin_12 @ Time @ Event ) |
% 5.62/1.64 ( zip_tseitin_11 @ Time @ Event ) |
% 5.62/1.64 ( zip_tseitin_10 @ Time @ Event ) | ( zip_tseitin_9 @ Time @ Event ) ) ))).
% 5.62/1.64 thf(zip_derived_cl86, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i]:
% 5.62/1.64 ( (happens @ X0 @ X1) | ~ (zip_tseitin_12 @ X1 @ X0))),
% 5.62/1.64 inference('cnf', [status(esa)], [zf_stmt_8])).
% 5.62/1.64 thf(zip_derived_cl990, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i]:
% 5.62/1.64 (((X0) != (push)) | ((X1) != (n0)) | (happens @ X0 @ X1))),
% 5.62/1.64 inference('s_sup-', [status(thm)], [zip_derived_cl84, zip_derived_cl86])).
% 5.62/1.64 thf(plus0_1, axiom, (( plus @ n0 @ n1 ) = ( n1 ))).
% 5.62/1.64 thf(zip_derived_cl95, plain, (((plus @ n0 @ n1) = (n1))),
% 5.62/1.64 inference('cnf', [status(esa)], [plus0_1])).
% 5.62/1.64 thf(initiates_all_defn, axiom,
% 5.62/1.64 (![Event:$i,Fluent:$i,Time:$i]:
% 5.62/1.64 ( ( initiates @ Event @ Fluent @ Time ) <=>
% 5.62/1.64 ( ( ( happens @ push @ Time ) & ( ( Fluent ) = ( spinning ) ) &
% 5.62/1.64 ( ( Event ) = ( pull ) ) ) |
% 5.62/1.64 ( ( ~( happens @ push @ Time ) ) & ( ( Fluent ) = ( backwards ) ) &
% 5.62/1.64 ( ( Event ) = ( pull ) ) ) |
% 5.62/1.64 ( ( ~( happens @ pull @ Time ) ) & ( ( Fluent ) = ( forwards ) ) &
% 5.62/1.64 ( ( Event ) = ( push ) ) ) ) ))).
% 5.62/1.64 thf(zf_stmt_9, axiom,
% 5.62/1.64 (![Time:$i,Fluent:$i,Event:$i]:
% 5.62/1.64 ( ( zip_tseitin_2 @ Time @ Fluent @ Event ) <=>
% 5.62/1.64 ( ( ( Event ) = ( push ) ) & ( ( Fluent ) = ( forwards ) ) &
% 5.62/1.64 ( ~( happens @ pull @ Time ) ) ) ))).
% 5.62/1.64 thf(zip_derived_cl36, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i, X2 : $i]:
% 5.62/1.64 ( (zip_tseitin_2 @ X0 @ X1 @ X2)
% 5.62/1.64 | (happens @ pull @ X0)
% 5.62/1.64 | ((X1) != (forwards))
% 5.62/1.64 | ((X2) != (push)))),
% 5.62/1.64 inference('cnf', [status(esa)], [zf_stmt_9])).
% 5.62/1.64 thf(zf_stmt_10, type, zip_tseitin_2 : $i > $i > $i > $o).
% 5.62/1.64 thf(zf_stmt_11, type, zip_tseitin_1 : $i > $i > $i > $o).
% 5.62/1.64 thf(zf_stmt_12, axiom,
% 5.62/1.64 (![Time:$i,Fluent:$i,Event:$i]:
% 5.62/1.64 ( ( zip_tseitin_1 @ Time @ Fluent @ Event ) <=>
% 5.62/1.64 ( ( ( Event ) = ( pull ) ) & ( ( Fluent ) = ( backwards ) ) &
% 5.62/1.64 ( ~( happens @ push @ Time ) ) ) ))).
% 5.62/1.64 thf(zf_stmt_13, type, zip_tseitin_0 : $i > $i > $i > $o).
% 5.62/1.64 thf(zf_stmt_14, axiom,
% 5.62/1.64 (![Time:$i,Fluent:$i,Event:$i]:
% 5.62/1.64 ( ( zip_tseitin_0 @ Time @ Fluent @ Event ) <=>
% 5.62/1.64 ( ( ( Event ) = ( pull ) ) & ( ( Fluent ) = ( spinning ) ) &
% 5.62/1.64 ( happens @ push @ Time ) ) ))).
% 5.62/1.64 thf(zf_stmt_15, axiom,
% 5.62/1.64 (![Event:$i,Fluent:$i,Time:$i]:
% 5.62/1.64 ( ( initiates @ Event @ Fluent @ Time ) <=>
% 5.62/1.64 ( ( zip_tseitin_2 @ Time @ Fluent @ Event ) |
% 5.62/1.64 ( zip_tseitin_1 @ Time @ Fluent @ Event ) |
% 5.62/1.64 ( zip_tseitin_0 @ Time @ Fluent @ Event ) ) ))).
% 5.62/1.64 thf(zip_derived_cl38, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i, X2 : $i]:
% 5.62/1.64 ( (initiates @ X0 @ X1 @ X2) | ~ (zip_tseitin_2 @ X2 @ X1 @ X0))),
% 5.62/1.64 inference('cnf', [status(esa)], [zf_stmt_15])).
% 5.62/1.64 thf(zip_derived_cl930, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i, X2 : $i]:
% 5.62/1.64 (((X0) != (push))
% 5.62/1.64 | ((X1) != (forwards))
% 5.62/1.64 | (happens @ pull @ X2)
% 5.62/1.64 | (initiates @ X0 @ X1 @ X2))),
% 5.62/1.64 inference('s_sup-', [status(thm)], [zip_derived_cl36, zip_derived_cl38])).
% 5.62/1.64 thf(happens_holds, axiom,
% 5.62/1.64 (![Event:$i,Time:$i,Fluent:$i]:
% 5.62/1.64 ( ( ( happens @ Event @ Time ) & ( initiates @ Event @ Fluent @ Time ) ) =>
% 5.62/1.64 ( holdsAt @ Fluent @ ( plus @ Time @ n1 ) ) ))).
% 5.62/1.64 thf(zip_derived_cl20, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i, X2 : $i]:
% 5.62/1.64 (~ (happens @ X0 @ X1)
% 5.62/1.64 | ~ (initiates @ X0 @ X2 @ X1)
% 5.62/1.64 | (holdsAt @ X2 @ (plus @ X1 @ n1)))),
% 5.62/1.64 inference('cnf', [status(esa)], [happens_holds])).
% 5.62/1.64 thf(zip_derived_cl945, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i, X2 : $i]:
% 5.62/1.64 ( (happens @ pull @ X0)
% 5.62/1.64 | ((X1) != (forwards))
% 5.62/1.64 | ((X2) != (push))
% 5.62/1.64 | ~ (happens @ X2 @ X0)
% 5.62/1.64 | (holdsAt @ X1 @ (plus @ X0 @ n1)))),
% 5.62/1.64 inference('s_sup-', [status(thm)], [zip_derived_cl930, zip_derived_cl20])).
% 5.62/1.64 thf(zip_derived_cl953, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i]:
% 5.62/1.64 ( (holdsAt @ forwards @ (plus @ X0 @ n1))
% 5.62/1.64 | ~ (happens @ X1 @ X0)
% 5.62/1.64 | ((X1) != (push))
% 5.62/1.64 | (happens @ pull @ X0))),
% 5.62/1.64 inference('eq_res', [status(thm)], [zip_derived_cl945])).
% 5.62/1.64 thf(zip_derived_cl962, plain,
% 5.62/1.64 (![X0 : $i]:
% 5.62/1.64 ( (happens @ pull @ X0)
% 5.62/1.64 | ~ (happens @ push @ X0)
% 5.62/1.64 | (holdsAt @ forwards @ (plus @ X0 @ n1)))),
% 5.62/1.64 inference('eq_res', [status(thm)], [zip_derived_cl953])).
% 5.62/1.64 thf(zip_derived_cl973, plain,
% 5.62/1.64 (( (happens @ pull @ n0)
% 5.62/1.64 | ~ (happens @ push @ n0)
% 5.62/1.64 | (holdsAt @ forwards @ n1))),
% 5.62/1.64 inference('s_sup+', [status(thm)], [zip_derived_cl95, zip_derived_cl962])).
% 5.62/1.64 thf(forwards_1, conjecture, (holdsAt @ forwards @ n1)).
% 5.62/1.64 thf(zf_stmt_16, negated_conjecture, (~( holdsAt @ forwards @ n1 )),
% 5.62/1.64 inference('cnf.neg', [status(esa)], [forwards_1])).
% 5.62/1.64 thf(zip_derived_cl134, plain, (~ (holdsAt @ forwards @ n1)),
% 5.62/1.64 inference('cnf', [status(esa)], [zf_stmt_16])).
% 5.62/1.64 thf(zip_derived_cl975, plain,
% 5.62/1.64 ((~ (happens @ push @ n0) | (happens @ pull @ n0))),
% 5.62/1.64 inference('clc', [status(thm)], [zip_derived_cl973, zip_derived_cl134])).
% 5.62/1.64 thf(zip_derived_cl1586, plain,
% 5.62/1.64 ((((n0) != (n0)) | ((push) != (push)) | (happens @ pull @ n0))),
% 5.62/1.64 inference('s_sup-', [status(thm)], [zip_derived_cl990, zip_derived_cl975])).
% 5.62/1.64 thf(zip_derived_cl1594, plain, ( (happens @ pull @ n0)),
% 5.62/1.64 inference('simplify', [status(thm)], [zip_derived_cl1586])).
% 5.62/1.64 thf(zip_derived_cl85, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i]:
% 5.62/1.64 ( (zip_tseitin_9 @ X0 @ X1)
% 5.62/1.64 | (zip_tseitin_10 @ X0 @ X1)
% 5.62/1.64 | (zip_tseitin_11 @ X0 @ X1)
% 5.62/1.64 | (zip_tseitin_12 @ X0 @ X1)
% 5.62/1.64 | ~ (happens @ X1 @ X0))),
% 5.62/1.64 inference('cnf', [status(esa)], [zf_stmt_8])).
% 5.62/1.64 thf(zip_derived_cl73, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i]: (((X0) = (push)) | ~ (zip_tseitin_9 @ X1 @ X0))),
% 5.62/1.64 inference('cnf', [status(esa)], [zf_stmt_7])).
% 5.62/1.64 thf(zip_derived_cl756, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i]:
% 5.62/1.64 (~ (happens @ X0 @ X1)
% 5.62/1.64 | (zip_tseitin_12 @ X1 @ X0)
% 5.62/1.64 | (zip_tseitin_11 @ X1 @ X0)
% 5.62/1.64 | (zip_tseitin_10 @ X1 @ X0)
% 5.62/1.64 | ((X0) = (push)))),
% 5.62/1.64 inference('dp-resolution', [status(thm)],
% 5.62/1.64 [zip_derived_cl85, zip_derived_cl73])).
% 5.62/1.64 thf(zip_derived_cl77, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i]: (((X0) = (n2)) | ~ (zip_tseitin_10 @ X0 @ X1))),
% 5.62/1.64 inference('cnf', [status(esa)], [zf_stmt_5])).
% 5.62/1.64 thf(zip_derived_cl772, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i]:
% 5.62/1.64 (((X1) = (push))
% 5.62/1.64 | (zip_tseitin_11 @ X0 @ X1)
% 5.62/1.64 | (zip_tseitin_12 @ X0 @ X1)
% 5.62/1.64 | ~ (happens @ X1 @ X0)
% 5.62/1.64 | ((X0) = (n2)))),
% 5.62/1.64 inference('dp-resolution', [status(thm)],
% 5.62/1.64 [zip_derived_cl756, zip_derived_cl77])).
% 5.62/1.64 thf(zip_derived_cl82, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i]: (((X0) = (push)) | ~ (zip_tseitin_12 @ X1 @ X0))),
% 5.62/1.64 inference('cnf', [status(esa)], [zf_stmt_0])).
% 5.62/1.64 thf(zip_derived_cl1133, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i]:
% 5.62/1.64 (((X0) = (n2))
% 5.62/1.64 | ~ (happens @ X1 @ X0)
% 5.62/1.64 | (zip_tseitin_11 @ X0 @ X1)
% 5.62/1.64 | ((X1) = (push)))),
% 5.62/1.64 inference('clc', [status(thm)], [zip_derived_cl772, zip_derived_cl82])).
% 5.62/1.64 thf(zip_derived_cl80, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i]: (((X0) = (n1)) | ~ (zip_tseitin_11 @ X0 @ X1))),
% 5.62/1.64 inference('cnf', [status(esa)], [zf_stmt_3])).
% 5.62/1.64 thf(zip_derived_cl1136, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i]:
% 5.62/1.64 (((X0) = (push))
% 5.62/1.64 | ~ (happens @ X0 @ X1)
% 5.62/1.64 | ((X1) = (n2))
% 5.62/1.64 | ((X1) = (n1)))),
% 5.62/1.64 inference('s_sup-', [status(thm)], [zip_derived_cl1133, zip_derived_cl80])).
% 5.62/1.64 thf(zip_derived_cl2370, plain,
% 5.62/1.64 ((((pull) = (push)) | ((n0) = (n2)) | ((n0) = (n1)))),
% 5.62/1.64 inference('s_sup-', [status(thm)],
% 5.62/1.64 [zip_derived_cl1594, zip_derived_cl1136])).
% 5.62/1.64 thf(less_or_equal, axiom,
% 5.62/1.64 (![X:$i,Y:$i]:
% 5.62/1.64 ( ( less_or_equal @ X @ Y ) <=> ( ( less @ X @ Y ) | ( ( X ) = ( Y ) ) ) ))).
% 5.62/1.64 thf(zip_derived_cl107, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i]: ( (less_or_equal @ X0 @ X1) | ((X0) != (X1)))),
% 5.62/1.64 inference('cnf', [status(esa)], [less_or_equal])).
% 5.62/1.64 thf(less1, axiom,
% 5.62/1.64 (![X:$i]: ( ( less @ X @ n1 ) <=> ( less_or_equal @ X @ n0 ) ))).
% 5.62/1.64 thf(zip_derived_cl110, plain,
% 5.62/1.64 (![X0 : $i]: ( (less @ X0 @ n1) | ~ (less_or_equal @ X0 @ n0))),
% 5.62/1.64 inference('cnf', [status(esa)], [less1])).
% 5.62/1.64 thf(zip_derived_cl886, plain,
% 5.62/1.64 (![X0 : $i]: (((X0) != (n0)) | (less @ X0 @ n1))),
% 5.62/1.64 inference('dp-resolution', [status(thm)],
% 5.62/1.64 [zip_derived_cl107, zip_derived_cl110])).
% 5.62/1.64 thf(less_property, axiom,
% 5.62/1.64 (![X:$i,Y:$i]:
% 5.62/1.64 ( ( less @ X @ Y ) <=> ( ( ~( less @ Y @ X ) ) & ( ( Y ) != ( X ) ) ) ))).
% 5.62/1.64 thf(zip_derived_cl128, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i]: (((X1) != (X0)) | ~ (less @ X0 @ X1))),
% 5.62/1.64 inference('cnf', [status(esa)], [less_property])).
% 5.62/1.64 thf(zip_derived_cl897, plain, (![X0 : $i]: ~ (less @ X0 @ X0)),
% 5.62/1.64 inference('eq_res', [status(thm)], [zip_derived_cl128])).
% 5.62/1.64 thf(zip_derived_cl905, plain, (((n1) != (n0))),
% 5.62/1.64 inference('s_sup-', [status(thm)], [zip_derived_cl886, zip_derived_cl897])).
% 5.62/1.64 thf(zip_derived_cl886, plain,
% 5.62/1.64 (![X0 : $i]: (((X0) != (n0)) | (less @ X0 @ n1))),
% 5.62/1.64 inference('dp-resolution', [status(thm)],
% 5.62/1.64 [zip_derived_cl107, zip_derived_cl110])).
% 5.62/1.64 thf(zip_derived_cl107, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i]: ( (less_or_equal @ X0 @ X1) | ((X0) != (X1)))),
% 5.62/1.64 inference('cnf', [status(esa)], [less_or_equal])).
% 5.62/1.64 thf(less2, axiom,
% 5.62/1.64 (![X:$i]: ( ( less @ X @ n2 ) <=> ( less_or_equal @ X @ n1 ) ))).
% 5.62/1.64 thf(zip_derived_cl112, plain,
% 5.62/1.64 (![X0 : $i]: ( (less @ X0 @ n2) | ~ (less_or_equal @ X0 @ n1))),
% 5.62/1.64 inference('cnf', [status(esa)], [less2])).
% 5.62/1.64 thf(zip_derived_cl887, plain,
% 5.62/1.64 (![X0 : $i]: (((X0) != (n1)) | (less @ X0 @ n2))),
% 5.62/1.64 inference('dp-resolution', [status(thm)],
% 5.62/1.64 [zip_derived_cl107, zip_derived_cl112])).
% 5.62/1.64 thf(zip_derived_cl127, plain,
% 5.62/1.64 (![X0 : $i, X1 : $i]: (~ (less @ X0 @ X1) | ~ (less @ X1 @ X0))),
% 5.62/1.64 inference('cnf', [status(esa)], [less_property])).
% 5.62/1.64 thf(zip_derived_cl916, plain,
% 5.62/1.64 (![X0 : $i]: (((X0) != (n1)) | ~ (less @ n2 @ X0))),
% 5.62/1.64 inference('s_sup-', [status(thm)], [zip_derived_cl887, zip_derived_cl127])).
% 5.62/1.64 thf(zip_derived_cl918, plain, (~ (less @ n2 @ n1)),
% 5.62/1.64 inference('eq_res', [status(thm)], [zip_derived_cl916])).
% 5.62/1.64 thf(zip_derived_cl919, plain, (((n2) != (n0))),
% 5.62/1.64 inference('s_sup-', [status(thm)], [zip_derived_cl886, zip_derived_cl918])).
% 5.62/1.64 thf(push_not_pull, axiom, (( push ) != ( pull ))).
% 5.62/1.64 thf(zip_derived_cl90, plain, (((push) != (pull))),
% 5.62/1.64 inference('cnf', [status(esa)], [push_not_pull])).
% 5.62/1.64 thf(zip_derived_cl2377, plain, ($false),
% 5.62/1.64 inference('simplify_reflect-', [status(thm)],
% 5.62/1.64 [zip_derived_cl2370, zip_derived_cl905, zip_derived_cl919,
% 5.62/1.64 zip_derived_cl90])).
% 5.62/1.64
% 5.62/1.64 % SZS output end Refutation
% 5.62/1.64
% 5.62/1.64
% 5.62/1.64 % Terminating...
% 5.89/1.81 % Runner terminated.
% 5.92/1.83 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------