%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : HWV018-1 : TPTP v9.3.1. Released v2.5.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% Computer : n002.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Fri Sep 25 01:39:58 PM UTC 2026
% Result : Unsatisfiable 4.17s 1.51s
% Output : CNFRefutation 4.17s
% Verified :
% SZS Type : Refutation
% Derivation depth : 11
% Number of leaves : 11
% Syntax : Number of formulae : 42 ( 14 unt; 0 def)
% Number of atoms : 102 ( 25 equ)
% Maximal formula atoms : 5 ( 2 avg)
% Number of connectives : 97 ( 37 ~; 60 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 6 ( 3 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of types : 1 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of predicates : 8 ( 6 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 3 con; 0-2 aty)
% Number of variables : 20 ( 0 sgn 20 !; 0 ?; 12 :)
% Comments :
%------------------------------------------------------------------------------
fof(f22,axiom,
! [X0] : ~ gt(X0,X0),
file('/export/starexec/sandbox/benchmark/Axioms/HWV003-0.ax',axiom_17) ).
fof(f27,axiom,
! [X0] :
( p_Full(X0)
| int_level(X0) != fifo_length ),
file('/export/starexec/sandbox/benchmark/Axioms/HWV003-0.ax',axiom_22) ).
fof(f28,axiom,
! [X0] :
( ~ p_Full(X0)
| int_level(X0) = fifo_length ),
file('/export/starexec/sandbox/benchmark/Axioms/HWV003-0.ax',axiom_23) ).
fof(f55,axiom,
! [X0] :
( p_Wr_error(plus(X0,n1))
| gt(fifo_length,int_level(X0))
| p_Rd(X0)
| ~ p_Wr(X0)
| p_Reset(X0) ),
file('/export/starexec/sandbox/benchmark/Axioms/HWV003-0.ax',axiom_42) ).
fof(f57,axiom,
! [X0] :
( int_level(plus(X0,n1)) = int_level(X0)
| gt(fifo_length,int_level(X0))
| p_Rd(X0)
| ~ p_Wr(X0)
| p_Reset(X0) ),
file('/export/starexec/sandbox/benchmark/Axioms/HWV003-0.ax',axiom_44) ).
fof(f58,plain,
! [X0] :
( int_level(X0) = int_level(plus(X0,n1))
| gt(fifo_length,int_level(X0))
| p_Rd(X0)
| ~ p_Wr(X0)
| p_Reset(X0) ),
inference(reorient_equations,[],[f57]) ).
fof(f103,axiom,
! [X0] :
( int_level(plus(X0,n1)) = int_level(X0)
| p_Rd(X0)
| p_Wr(X0)
| p_Reset(X0) ),
file('/export/starexec/sandbox/benchmark/Axioms/HWV003-0.ax',axiom_82) ).
fof(f104,plain,
! [X0] :
( int_level(X0) = int_level(plus(X0,n1))
| p_Rd(X0)
| p_Wr(X0)
| p_Reset(X0) ),
inference(reorient_equations,[],[f103]) ).
fof(f113,negated_conjecture,
~ p_Rd(t_139),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',quest_1) ).
fof(f114,negated_conjecture,
p_Wr(t_139),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',quest_2) ).
fof(f115,negated_conjecture,
p_Full(t_139),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',quest_3) ).
fof(f116,negated_conjecture,
~ p_Reset(t_139),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',quest_4) ).
fof(f117,negated_conjecture,
( ~ p_Wr_error(plus(t_139,n1))
| ~ p_Full(plus(t_139,n1)) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',quest_5) ).
tcf(c_144,negated_conjecture,
~ p_Rd(t_139),
inference(cnf_transformation,[],[f113]) ).
tcf(c_145,negated_conjecture,
p_Wr(t_139),
inference(cnf_transformation,[],[f114]) ).
tcf(c_146,negated_conjecture,
p_Full(t_139),
inference(cnf_transformation,[],[f115]) ).
tcf(c_147,negated_conjecture,
~ p_Reset(t_139),
inference(cnf_transformation,[],[f116]) ).
tcf(c_148,negated_conjecture,
( ~ p_Wr_error(plus(t_139,n1))
| ~ p_Full(plus(t_139,n1)) ),
inference(cnf_transformation,[],[f117]) ).
tcf(c_149,plain,
! [X0: $i] :
( p_Reset(X0)
| p_Wr(X0)
| p_Rd(X0)
| ( int_level(plus(X0,n1)) = int_level(X0) ) ),
inference(cnf_transformation,[],[f104]) ).
tcf(c_153,plain,
! [X0: $i] :
( ( int_level(X0) = fifo_length )
| ~ p_Full(X0) ),
inference(cnf_transformation,[],[f28]) ).
tcf(c_154,plain,
! [X0: $i] :
( p_Full(X0)
| ( int_level(X0) != fifo_length ) ),
inference(cnf_transformation,[],[f27]) ).
tcf(c_158,plain,
! [X0: $i] :
( p_Reset(X0)
| p_Rd(X0)
| gt(fifo_length,int_level(X0))
| p_Wr_error(plus(X0,n1))
| ~ p_Wr(X0) ),
inference(cnf_transformation,[],[f55]) ).
tcf(c_171,plain,
! [X0: $i] : ~ gt(X0,X0),
inference(cnf_transformation,[],[f22]) ).
tcf(c_178,plain,
! [X0: $i] :
( p_Reset(X0)
| p_Rd(X0)
| gt(fifo_length,int_level(X0))
| ( int_level(plus(X0,n1)) = int_level(X0) )
| ~ p_Wr(X0) ),
inference(cnf_transformation,[],[f58]) ).
tcf(c_314,plain,
! [X0: $i] :
( p_Reset(X0)
| p_Rd(X0)
| gt(fifo_length,int_level(X0))
| ( int_level(plus(X0,n1)) = int_level(X0) ) ),
inference(global_subsumption_just,[status(thm)],[c_178,c_149,c_178]) ).
tcf(c_381,plain,
! [X0: $i] :
( ( int_level(X0) != fifo_length )
| p_Full(X0) ),
inference(prop_impl_just,[status(thm)],[c_154]) ).
tcf(c_382,plain,
! [X0: $i] :
( p_Full(X0)
| ( int_level(X0) != fifo_length ) ),
inference(renaming,[status(thm)],[c_381]) ).
tcf(c_383,plain,
! [X0: $i] :
( ( int_level(X0) = fifo_length )
| ~ p_Full(X0) ),
inference(prop_impl_just,[status(thm)],[c_153]) ).
tcf(c_385,plain,
( ~ p_Wr_error(plus(t_139,n1))
| ~ p_Full(plus(t_139,n1)) ),
inference(prop_impl_just,[status(thm)],[c_148]) ).
tcf(c_1254,plain,
! [X0: $i] :
( ( int_level(X0) = fifo_length )
| ( X0 != t_139 ) ),
inference(resolution_lifted,[status(thm)],[c_146,c_383]) ).
tcf(c_1255,plain,
int_level(t_139) = fifo_length,
inference(unflattening,[status(thm)],[c_1254]) ).
tcf(c_1259,plain,
! [X0: $i] :
( ~ p_Wr_error(plus(t_139,n1))
| ( int_level(X0) != fifo_length )
| ( plus(t_139,n1) != X0 ) ),
inference(resolution_lifted,[status(thm)],[c_385,c_382]) ).
tcf(c_1260,plain,
( ~ p_Wr_error(plus(t_139,n1))
| ( int_level(plus(t_139,n1)) != fifo_length ) ),
inference(unflattening,[status(thm)],[c_1259]) ).
tcf(c_4137,plain,
( ( int_level(plus(t_139,n1)) != fifo_length )
| ~ p_Wr_error(plus(t_139,n1)) ),
inference(prop_impl_just,[status(thm)],[c_1260]) ).
tcf(c_4138,plain,
( ~ p_Wr_error(plus(t_139,n1))
| ( int_level(plus(t_139,n1)) != fifo_length ) ),
inference(renaming,[status(thm)],[c_4137]) ).
tcf(c_8943,plain,
( p_Reset(t_139)
| p_Rd(t_139)
| gt(fifo_length,fifo_length)
| ( int_level(plus(t_139,n1)) = int_level(t_139) ) ),
inference(superposition,[status(thm)],[c_1255,c_314]) ).
tcf(c_8946,plain,
( p_Reset(t_139)
| p_Rd(t_139)
| gt(fifo_length,fifo_length)
| ( int_level(plus(t_139,n1)) = fifo_length ) ),
inference(light_normalisation,[status(thm)],[c_8943,c_1255]) ).
tcf(c_8947,plain,
int_level(plus(t_139,n1)) = fifo_length,
inference(forward_subsumption_resolution,[status(thm)],[c_8946,c_147,c_144,c_171]) ).
tcf(c_8958,plain,
~ p_Wr_error(plus(t_139,n1)),
inference(backward_subsumption_resolution,[status(thm)],[c_4138,c_8947]) ).
tcf(c_8977,plain,
( p_Reset(t_139)
| p_Rd(t_139)
| gt(fifo_length,int_level(t_139))
| ~ p_Wr(t_139) ),
inference(superposition,[status(thm)],[c_158,c_8958]) ).
tcf(c_8979,plain,
( p_Reset(t_139)
| p_Rd(t_139)
| gt(fifo_length,fifo_length)
| ~ p_Wr(t_139) ),
inference(light_normalisation,[status(thm)],[c_8977,c_1255]) ).
tcf(c_8980,plain,
$false,
inference(forward_subsumption_resolution,[status(thm)],[c_8979,c_147,c_144,c_171,c_145]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : HWV018-1 : TPTP v9.3.1. Released v2.5.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.11/0.58 % Computer : n002.cluster.edu
% 0.11/0.58 % Model : x86_64 x86_64
% 0.11/0.58 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.58 % Memory : 8046.5625MB
% 0.11/0.58 % OS : Linux 6.8.0-71-generic
% 0.11/0.58 % CPULimit : 300
% 0.11/0.58 % WCLimit : 300
% 0.11/0.58 % DateTime : Wed Sep 23 16:27:53 UTC 2026
% 0.11/0.58 % CPUTime :
% 0.11/0.59 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.11/0.62 Running first-order theorem proving
% 0.11/0.62 Running: /export/starexec/sandbox/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s fof_schedule -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.11/0.64
% 0.11/0.64 % ======== iProver multi-core TPTP/SMT =========
% 0.11/0.64
% 0.11/0.64 % Detected problem language: tptp
% 0.16/0.65 % Proving...
% 4.17/1.51 % SZS status Started for theBenchmark.p
% 4.17/1.51 % SZS status Unsatisfiable for theBenchmark.p
% 4.17/1.51
% 4.17/1.51 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 4.17/1.51
% 4.17/1.51 % ------ iProver source info
% 4.17/1.51
% 4.17/1.51 % git: date: 2026-07-19 20:42:38 +0200
% 4.17/1.51 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 4.17/1.51 % git: non_committed_changes: false
% 4.17/1.51
% 4.17/1.51 % ------ Parsing...% successful
% 4.17/1.51
% 4.17/1.51
% 4.17/1.51 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 4.17/1.51
% 4.17/1.51 % ------ Preprocessing... sup_sim: 0 sf_s rm: 17 0s sf_e pe_s pe:1:0s pe_e sup_sim: 0 sf_s rm: 4 0s sf_e pe_s pe_e %
% 4.17/1.51
% 4.17/1.51 % ------ Preprocessing... gs_s sp: 0 0s gs_e snvd_s sp: 0 0s snvd_e %
% 4.17/1.51
% 4.17/1.51 % ------ Preprocessing... sf_s rm: 1 0s sf_e sf_s rm: 0 0s sf_e
% 4.17/1.51 % ------ Proving...
% 4.17/1.51 % ------ Problem Properties
% 4.17/1.51
% 4.17/1.51 %
% 4.17/1.51 % clauses 45
% 4.17/1.51 % conjectures 3
% 4.17/1.51 % EPR 7
% 4.17/1.51 % Horn 21
% 4.17/1.51 % unary 8
% 4.17/1.51 % binary 11
% 4.17/1.51 % lits 132
% 4.17/1.51 % lits eq 31
% 4.17/1.51 % fd_pure 0
% 4.17/1.51 % fd_pseudo 0
% 4.17/1.51 % fd_cond 1
% 4.17/1.51 % fd_pseudo_cond 4
% 4.17/1.51 % AC symbols 0
% 4.17/1.51
% 4.17/1.51 % ------ Schedule dynamic 5 is on
% 4.17/1.51
% 4.17/1.51 % ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 4.17/1.51
% 4.17/1.51
% 4.17/1.51 % ------
% 4.17/1.51 % Current options:
% 4.17/1.51 % ------
% 4.17/1.51
% 4.17/1.51
% 4.17/1.51 %
% 4.17/1.51
% 4.17/1.51 % ------ Proving...
% 4.17/1.51 %
% 4.17/1.51
% 4.17/1.51 % SZS status Unsatisfiable for theBenchmark.p
% 4.17/1.51
% 4.17/1.51 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 4.17/1.51
% 4.17/1.51
%------------------------------------------------------------------------------