TSTP Solution File: COM003-2 by SPASS---3.9
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%------------------------------------------------------------------------------
% File : SPASS---3.9
% Problem : COM003-2 : TPTP v8.1.0. Released v1.1.0.
% Transfm : none
% Format : tptp
% Command : run_spass %d %s
% Computer : n004.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 : 600s
% DateTime : Fri Jul 15 01:44:11 EDT 2022
% Result : Unsatisfiable 0.20s 0.44s
% Output : Refutation 0.20s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 8
% Syntax : Number of clauses : 16 ( 8 unt; 0 nHn; 16 RR)
% Number of literals : 24 ( 0 equ; 13 neg)
% Maximal clause size : 2 ( 1 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 8 ( 7 usr; 1 prp; 0-4 aty)
% Number of functors : 8 ( 8 usr; 8 con; 0-0 aty)
% Number of variables : 0 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(11,axiom,
( ~ program_halts2(u,v)
| halts2(u,v) ),
file('COM003-2.p',unknown),
[] ).
cnf(17,axiom,
( ~ halts2(u,v)
| ~ program_not_halts2(u,v) ),
file('COM003-2.p',unknown),
[] ).
cnf(22,axiom,
( ~ program_halts2_halts3_outputs(u,v,w,x)
| program_halts2(v,w) ),
file('COM003-2.p',unknown),
[] ).
cnf(25,axiom,
( ~ program_not_halts2_halts3_outputs(u,v,w,x)
| program_not_halts2(v,w) ),
file('COM003-2.p',unknown),
[] ).
cnf(34,axiom,
( ~ algorithm_program_decides(u)
| program_program_decides(c1) ),
file('COM003-2.p',unknown),
[] ).
cnf(35,axiom,
( ~ program_program_decides(u)
| program_halts2_halts3_outputs(u,v,w,good) ),
file('COM003-2.p',unknown),
[] ).
cnf(36,axiom,
( ~ program_program_decides(u)
| program_not_halts2_halts3_outputs(u,v,w,bad) ),
file('COM003-2.p',unknown),
[] ).
cnf(43,axiom,
algorithm_program_decides(c4),
file('COM003-2.p',unknown),
[] ).
cnf(46,plain,
program_program_decides(c1),
inference(res,[status(thm),theory(equality)],[43,34]),
[iquote('0:Res:43.0,34.0')] ).
cnf(66,plain,
( ~ program_program_decides(u)
| program_not_halts2(v,w) ),
inference(res,[status(thm),theory(equality)],[36,25]),
[iquote('0:Res:36.1,25.0')] ).
cnf(68,plain,
program_not_halts2(u,v),
inference(ems,[status(thm)],[66,46]),
[iquote('0:EmS:66.0,46.0')] ).
cnf(70,plain,
~ halts2(u,v),
inference(mrr,[status(thm)],[17,68]),
[iquote('0:MRR:17.1,68.0')] ).
cnf(80,plain,
~ program_halts2(u,v),
inference(mrr,[status(thm)],[11,70]),
[iquote('0:MRR:11.1,70.0')] ).
cnf(83,plain,
~ program_halts2_halts3_outputs(u,v,w,x),
inference(mrr,[status(thm)],[22,80]),
[iquote('0:MRR:22.1,80.0')] ).
cnf(86,plain,
~ program_program_decides(u),
inference(mrr,[status(thm)],[35,83]),
[iquote('0:MRR:35.1,83.0')] ).
cnf(87,plain,
$false,
inference(unc,[status(thm)],[86,46]),
[iquote('0:UnC:86.0,46.0')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13 % Problem : COM003-2 : TPTP v8.1.0. Released v1.1.0.
% 0.13/0.14 % Command : run_spass %d %s
% 0.13/0.35 % Computer : n004.cluster.edu
% 0.13/0.35 % Model : x86_64 x86_64
% 0.13/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35 % Memory : 8042.1875MB
% 0.13/0.35 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35 % CPULimit : 300
% 0.13/0.35 % WCLimit : 600
% 0.13/0.35 % DateTime : Thu Jun 16 17:59:08 EDT 2022
% 0.20/0.35 % CPUTime :
% 0.20/0.44
% 0.20/0.44 SPASS V 3.9
% 0.20/0.44 SPASS beiseite: Proof found.
% 0.20/0.44 % SZS status Theorem
% 0.20/0.44 Problem: /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.20/0.44 SPASS derived 26 clauses, backtracked 0 clauses, performed 0 splits and kept 59 clauses.
% 0.20/0.44 SPASS allocated 75663 KBytes.
% 0.20/0.44 SPASS spent 0:00:00.07 on the problem.
% 0.20/0.44 0:00:00.05 for the input.
% 0.20/0.44 0:00:00.00 for the FLOTTER CNF translation.
% 0.20/0.44 0:00:00.00 for inferences.
% 0.20/0.44 0:00:00.00 for the backtracking.
% 0.20/0.44 0:00:00.00 for the reduction.
% 0.20/0.44
% 0.20/0.44
% 0.20/0.44 Here is a proof with depth 2, length 16 :
% 0.20/0.44 % SZS output start Refutation
% See solution above
% 0.20/0.44 Formulae used in the proof : program_halts3a program_not_halts3a program_halts2_halts3_outputs1 program_not_halts2_halts3_outputs1 axiom1_1 axiom2_1 axiom2_2 prove_algorithm_does_not_exist
% 0.20/0.44
%------------------------------------------------------------------------------