%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SEU149+2 : TPTP v9.2.0. Released v3.3.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.S1xFjJkGNI true
% Computer : n016.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 04:53:35 PM UTC 2025
% Result : Theorem 0.59s 0.87s
% Output : Refutation 0.59s
% Verified :
% SZS Type : Refutation
% Derivation depth : 10
% Number of leaves : 4
% Syntax : Number of formulae : 23 ( 11 unt; 0 typ; 0 def)
% Number of atoms : 40 ( 27 equ; 0 cnn)
% Maximal formula atoms : 4 ( 1 avg)
% Number of connectives : 92 ( 12 ~; 11 |; 0 &; 63 @)
% ( 4 <=>; 2 =>; 0 <=; 0 <~>)
% Maximal formula depth : 9 ( 4 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 8 ( 6 usr; 4 con; 0-2 aty)
% Number of variables : 36 ( 0 ^; 36 !; 0 ?; 36 :)
% Comments :
%------------------------------------------------------------------------------
thf(unordered_pair_type,type,
unordered_pair: $i > $i > $i ).
thf(singleton_type,type,
singleton: $i > $i ).
thf(sk__13_type,type,
sk__13: $i ).
thf(in_type,type,
in: $i > $i > $o ).
thf(sk__15_type,type,
sk__15: $i ).
thf(sk__14_type,type,
sk__14: $i ).
thf(t8_zfmisc_1,conjecture,
! [A: $i,B: $i,C: $i] :
( ( ( singleton @ A )
= ( unordered_pair @ B @ C ) )
=> ( A = B ) ) ).
thf(zf_stmt_0,negated_conjecture,
~ ! [A: $i,B: $i,C: $i] :
( ( ( singleton @ A )
= ( unordered_pair @ B @ C ) )
=> ( A = B ) ),
inference('cnf.neg',[status(esa)],[t8_zfmisc_1]) ).
thf(zip_derived_cl115,plain,
( ( singleton @ sk__13 )
= ( unordered_pair @ sk__14 @ sk__15 ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl115_001,plain,
( ( singleton @ sk__13 )
= ( unordered_pair @ sk__14 @ sk__15 ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(d2_tarski,axiom,
! [A: $i,B: $i,C: $i] :
( ( C
= ( unordered_pair @ A @ B ) )
<=> ! [D: $i] :
( ( in @ D @ C )
<=> ( ( D = A )
| ( D = B ) ) ) ) ).
thf(zip_derived_cl18,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i] :
( ( X1 != X0 )
| ( in @ X1 @ X2 )
| ( X2
!= ( unordered_pair @ X3 @ X0 ) ) ),
inference(cnf,[status(esa)],[d2_tarski]) ).
thf(zip_derived_cl561,plain,
! [X0: $i,X1: $i,X2: $i] :
( ( X0
!= ( unordered_pair @ X2 @ X1 ) )
| ( in @ X1 @ X0 ) ),
inference(eq_res,[status(thm)],[zip_derived_cl18]) ).
thf(zip_derived_cl581,plain,
! [X0: $i] :
( ( X0
!= ( singleton @ sk__13 ) )
| ( in @ sk__15 @ X0 ) ),
inference('s_sup-',[status(thm)],[zip_derived_cl115,zip_derived_cl561]) ).
thf(zip_derived_cl586,plain,
in @ sk__15 @ ( singleton @ sk__13 ),
inference(eq_res,[status(thm)],[zip_derived_cl581]) ).
thf(d1_tarski,axiom,
! [A: $i,B: $i] :
( ( B
= ( singleton @ A ) )
<=> ! [C: $i] :
( ( in @ C @ B )
<=> ( C = A ) ) ) ).
thf(zip_derived_cl9,plain,
! [X0: $i,X1: $i,X2: $i] :
( ~ ( in @ X0 @ X1 )
| ( X0 = X2 )
| ( X1
!= ( singleton @ X2 ) ) ),
inference(cnf,[status(esa)],[d1_tarski]) ).
thf(zip_derived_cl485,plain,
! [X0: $i,X1: $i] :
( ( X0 = X1 )
| ~ ( in @ X0 @ ( singleton @ X1 ) ) ),
inference(eq_res,[status(thm)],[zip_derived_cl9]) ).
thf(zip_derived_cl590,plain,
sk__15 = sk__13,
inference('s_sup-',[status(thm)],[zip_derived_cl586,zip_derived_cl485]) ).
thf(commutativity_k2_tarski,axiom,
! [A: $i,B: $i] :
( ( unordered_pair @ A @ B )
= ( unordered_pair @ B @ A ) ) ).
thf(zip_derived_cl2,plain,
! [X0: $i,X1: $i] :
( ( unordered_pair @ X1 @ X0 )
= ( unordered_pair @ X0 @ X1 ) ),
inference(cnf,[status(esa)],[commutativity_k2_tarski]) ).
thf(zip_derived_cl591,plain,
( ( singleton @ sk__13 )
= ( unordered_pair @ sk__13 @ sk__14 ) ),
inference(demod,[status(thm)],[zip_derived_cl115,zip_derived_cl590,zip_derived_cl2]) ).
thf(zip_derived_cl561_002,plain,
! [X0: $i,X1: $i,X2: $i] :
( ( X0
!= ( unordered_pair @ X2 @ X1 ) )
| ( in @ X1 @ X0 ) ),
inference(eq_res,[status(thm)],[zip_derived_cl18]) ).
thf(zip_derived_cl610,plain,
! [X0: $i] :
( ( X0
!= ( singleton @ sk__13 ) )
| ( in @ sk__14 @ X0 ) ),
inference('s_sup-',[status(thm)],[zip_derived_cl591,zip_derived_cl561]) ).
thf(zip_derived_cl617,plain,
in @ sk__14 @ ( singleton @ sk__13 ),
inference(eq_res,[status(thm)],[zip_derived_cl610]) ).
thf(zip_derived_cl485_003,plain,
! [X0: $i,X1: $i] :
( ( X0 = X1 )
| ~ ( in @ X0 @ ( singleton @ X1 ) ) ),
inference(eq_res,[status(thm)],[zip_derived_cl9]) ).
thf(zip_derived_cl621,plain,
sk__14 = sk__13,
inference('s_sup-',[status(thm)],[zip_derived_cl617,zip_derived_cl485]) ).
thf(zip_derived_cl116,plain,
sk__13 != sk__14,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl622,plain,
$false,
inference('simplify_reflect-',[status(thm)],[zip_derived_cl621,zip_derived_cl116]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13 % Problem : SEU149+2 : TPTP v9.2.0. Released v3.3.0.
% 0.03/0.14 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.S1xFjJkGNI true
% 0.15/0.36 % Computer : n016.cluster.edu
% 0.15/0.36 % Model : x86_64 x86_64
% 0.15/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36 % Memory : 8042.1875MB
% 0.15/0.36 % OS : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36 % CPULimit : 300
% 0.15/0.36 % WCLimit : 300
% 0.15/0.36 % DateTime : Wed Oct 1 16:13:23 EDT 2025
% 0.15/0.36 % CPUTime :
% 0.15/0.36 % Running portfolio for 300 s
% 0.15/0.36 % File : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.15/0.36 % Number of cores: 8
% 0.22/0.36 % Python version: Python 3.6.8
% 0.22/0.36 % Running in FO mode
% 0.58/0.67 % Total configuration time : 435
% 0.58/0.67 % Estimated wc time : 1092
% 0.58/0.67 % Estimated cpu time (7 cpus) : 156.0
% 0.58/0.75 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.58/0.77 % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.58/0.77 % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.58/0.78 % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.58/0.79 % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.58/0.80 % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 0.58/0.82 % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 0.59/0.87 % Solved by fo/fo6_bce.sh.
% 0.59/0.87 % BCE start: 117
% 0.59/0.87 % BCE eliminated: 2
% 0.59/0.87 % PE start: 115
% 0.59/0.87 logic: eq
% 0.59/0.87 % PE eliminated: 0
% 0.59/0.87 % done 105 iterations in 0.084s
% 0.59/0.87 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 0.59/0.87 % SZS output start Refutation
% See solution above
% 0.59/0.87
% 0.59/0.87
% 0.59/0.87 % Terminating...
% 0.85/0.98 % Runner terminated.
% 0.85/1.00 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------