%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : NUM640^1 : TPTP v9.2.0. Released v3.7.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.qHCB5XsXCh true
% Computer : n017.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 04:47:45 PM UTC 2025
% Result : Theorem 0.62s 0.81s
% Output : Refutation 0.62s
% Verified :
% SZS Type : Refutation
% Derivation depth : 4
% Number of leaves : 2
% Syntax : Number of formulae : 7 ( 7 unt; 0 typ; 0 def)
% Number of atoms : 7 ( 6 equ; 0 cnn)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 39 ( 3 ~; 0 |; 0 &; 36 @)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 3 ( 2 avg)
% Number of types : 1 ( 1 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 6 ( 4 usr; 3 con; 0-2 aty)
% Number of variables : 4 ( 0 ^; 4 !; 0 ?; 4 :)
% Comments :
%------------------------------------------------------------------------------
thf(nat_type,type,
nat: $tType ).
thf(pl_type,type,
pl: nat > nat > nat ).
thf(y_type,type,
y: nat ).
thf(suc_type,type,
suc: nat > nat ).
thf(x_type,type,
x: nat ).
thf(satz4f,conjecture,
( ( suc @ ( pl @ x @ y ) )
= ( pl @ x @ ( suc @ y ) ) ) ).
thf(zf_stmt_0,negated_conjecture,
( ( suc @ ( pl @ x @ y ) )
!= ( pl @ x @ ( suc @ y ) ) ),
inference('cnf.neg',[status(esa)],[satz4f]) ).
thf(zip_derived_cl1,plain,
( ( suc @ ( pl @ x @ y ) )
!= ( pl @ x @ ( suc @ y ) ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(satz4b,axiom,
! [Xx: nat,Xy: nat] :
( ( pl @ Xx @ ( suc @ Xy ) )
= ( suc @ ( pl @ Xx @ Xy ) ) ) ).
thf(zip_derived_cl0,plain,
! [X0: nat,X1: nat] :
( ( pl @ X0 @ ( suc @ X1 ) )
= ( suc @ ( pl @ X0 @ X1 ) ) ),
inference(cnf,[status(esa)],[satz4b]) ).
thf(zip_derived_cl2,plain,
( ( suc @ ( pl @ x @ y ) )
!= ( suc @ ( pl @ x @ y ) ) ),
inference(demod,[status(thm)],[zip_derived_cl1,zip_derived_cl0]) ).
thf(zip_derived_cl3,plain,
$false,
inference(simplify,[status(thm)],[zip_derived_cl2]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.14 % Problem : NUM640^1 : TPTP v9.2.0. Released v3.7.0.
% 0.12/0.15 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.qHCB5XsXCh true
% 0.16/0.37 % Computer : n017.cluster.edu
% 0.16/0.37 % Model : x86_64 x86_64
% 0.16/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.37 % Memory : 8042.1875MB
% 0.16/0.37 % OS : Linux 3.10.0-693.el7.x86_64
% 0.16/0.37 % CPULimit : 300
% 0.16/0.37 % WCLimit : 300
% 0.16/0.37 % DateTime : Wed Oct 1 16:23:23 EDT 2025
% 0.16/0.38 % CPUTime :
% 0.16/0.38 % Running portfolio for 300 s
% 0.16/0.38 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.16/0.38 % Number of cores: 8
% 0.16/0.38 % Python version: Python 3.6.8
% 0.16/0.38 % Running in HO mode
% 0.61/0.72 % Total configuration time : 828
% 0.61/0.72 % Estimated wc time : 1656
% 0.61/0.72 % Estimated cpu time (8 cpus) : 207.0
% 0.62/0.79 % /export/starexec/sandbox2/solver/bin/lams/40_c.s.sh running for 80s
% 0.62/0.79 % /export/starexec/sandbox2/solver/bin/lams/35_full_unif4.sh running for 80s
% 0.62/0.80 % /export/starexec/sandbox2/solver/bin/lams/40_c_ic.sh running for 80s
% 0.62/0.80 % /export/starexec/sandbox2/solver/bin/lams/15_e_short1.sh running for 30s
% 0.62/0.80 % /export/starexec/sandbox2/solver/bin/lams/40_noforms.sh running for 90s
% 0.62/0.81 % Solved by lams/40_c.s.sh.
% 0.62/0.81 % done 1 iterations in 0.005s
% 0.62/0.81 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 0.62/0.81 % SZS output start Refutation
% See solution above
% 0.62/0.81
% 0.62/0.81
% 0.62/0.81 % Terminating...
% 0.73/0.92 % Runner terminated.
% 1.86/0.93 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------