%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : CSR004+2 : TPTP v9.3.1. Bugfixed v3.1.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% Computer : n005.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 01:09:51 PM UTC 2026
% Result : Theorem 3.64s 1.53s
% Output : CNFRefutation 3.64s
% Verified :
% SZS Type : Refutation
% Derivation depth : 8
% Number of leaves : 4
% Syntax : Number of formulae : 20 ( 12 unt; 0 def)
% Number of atoms : 58 ( 18 equ)
% Maximal formula atoms : 12 ( 2 avg)
% Number of connectives : 67 ( 29 ~; 24 |; 13 &)
% ( 1 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 9 ( 3 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of types : 1 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of predicates : 4 ( 2 usr; 1 prp; 0-2 aty)
% Number of functors : 6 ( 6 usr; 5 con; 0-1 aty)
% Number of variables : 11 ( 0 sgn 11 !; 0 ?; 2 :)
% Comments :
%------------------------------------------------------------------------------
fof(f16,axiom,
! [X0,X1] :
( happens(X0,X1)
<=> ( ( X0 = overflow
& holdsAt(filling,X1)
& holdsAt(waterLevel(n3),X1) )
| ( X1 = n0
& X0 = tapOn ) ) ),
file('/export/starexec/sandbox2/benchmark/Axioms/CSR001+1.ax',happens_all_defn) ).
fof(f55,axiom,
holdsAt(waterLevel(n3),n3),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',waterLevel_3) ).
fof(f56,axiom,
holdsAt(filling,n3),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',filling_3) ).
fof(f57,conjecture,
happens(overflow,n3),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',overflow_3) ).
fof(f58,negated_conjecture,
~ happens(overflow,n3),
inference(negated_conjecture,[status(cth)],[f57]) ).
fof(f60,plain,
~ happens(overflow,n3),
inference(flattening,[],[f58]) ).
fof(f110,plain,
! [X0,X1] :
( ( ~ happens(X0,X1)
| ( X0 = overflow
& holdsAt(filling,X1)
& holdsAt(waterLevel(n3),X1) )
| ( X1 = n0
& X0 = tapOn ) )
& ( ( ( overflow != X0
| ~ holdsAt(filling,X1)
| ~ holdsAt(waterLevel(n3),X1) )
& ( n0 != X1
| tapOn != X0 ) )
| happens(X0,X1) ) ),
inference(nnf_transformation,[],[f16]) ).
fof(f111,plain,
! [X0,X1] :
( ( ~ happens(X0,X1)
| ( X0 = overflow
& holdsAt(filling,X1)
& holdsAt(waterLevel(n3),X1) )
| ( X1 = n0
& X0 = tapOn ) )
& ( ( ( overflow != X0
| ~ holdsAt(filling,X1)
| ~ holdsAt(waterLevel(n3),X1) )
& ( n0 != X1
| tapOn != X0 ) )
| happens(X0,X1) ) ),
inference(flattening,[],[f110]) ).
fof(f175,plain,
! [X0,X1] :
( overflow != X0
| ~ holdsAt(filling,X1)
| ~ holdsAt(waterLevel(n3),X1)
| happens(X0,X1) ),
inference(cnf_transformation,[],[f111]) ).
fof(f229,plain,
holdsAt(waterLevel(n3),n3),
inference(cnf_transformation,[],[f55]) ).
fof(f230,plain,
holdsAt(filling,n3),
inference(cnf_transformation,[],[f56]) ).
fof(f231,plain,
~ happens(overflow,n3),
inference(cnf_transformation,[],[f60]) ).
fof(f248,plain,
! [X1] :
( ~ holdsAt(filling,X1)
| ~ holdsAt(waterLevel(n3),X1)
| happens(overflow,X1) ),
inference(equality_resolution,[],[f175]) ).
tcf(c_93,plain,
! [X0: $i] :
( happens(overflow,X0)
| ~ holdsAt(filling,X0)
| ~ holdsAt(waterLevel(n3),X0) ),
inference(cnf_transformation,[],[f248]) ).
tcf(c_151,plain,
holdsAt(waterLevel(n3),n3),
inference(cnf_transformation,[],[f229]) ).
tcf(c_152,plain,
holdsAt(filling,n3),
inference(cnf_transformation,[],[f230]) ).
tcf(c_153,negated_conjecture,
~ happens(overflow,n3),
inference(cnf_transformation,[],[f231]) ).
tcf(c_5055,plain,
! [X0: $i] :
( ~ holdsAt(filling,X0)
| ~ holdsAt(waterLevel(n3),X0)
| ( overflow != overflow )
| ( X0 != n3 ) ),
inference(resolution_lifted,[status(thm)],[c_93,c_153]) ).
tcf(c_5056,plain,
( ~ holdsAt(filling,n3)
| ~ holdsAt(waterLevel(n3),n3) ),
inference(unflattening,[status(thm)],[c_5055]) ).
tcf(c_5057,plain,
$false,
inference(prop_impl_just,[status(thm)],[c_5056,c_151,c_152]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.04 % Problem : CSR004+2 : TPTP v9.3.1. Bugfixed v3.1.0.
% 0.00/0.06 % Command : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% 0.18/0.45 % Computer : n005.cluster.edu
% 0.18/0.45 % Model : x86_64 x86_64
% 0.18/0.45 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.18/0.45 % Memory : 8046.5625MB
% 0.18/0.45 % OS : Linux 6.8.0-71-generic
% 0.18/0.45 % CPULimit : 300
% 0.18/0.45 % WCLimit : 300
% 0.18/0.45 % DateTime : Fri Sep 25 08:06:19 UTC 2026
% 0.18/0.46 % CPUTime :
% 0.18/0.46 Running run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% 0.23/0.52 Running first-order theorem proving
% 0.23/0.52 Running: /export/starexec/sandbox2/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s fof_schedule -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.23/0.53
% 0.23/0.53 % ======== iProver multi-core TPTP/SMT =========
% 0.23/0.53
% 0.23/0.54 % Detected problem language: tptp
% 0.23/0.55 % Proving...
% 3.64/1.53 % SZS status Started for theBenchmark.p
% 3.64/1.53 % SZS status Theorem for theBenchmark.p
% 3.64/1.53
% 3.64/1.53 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 3.64/1.53
% 3.64/1.53 % ------ iProver source info
% 3.64/1.53
% 3.64/1.53 % git: date: 2026-07-19 20:42:38 +0200
% 3.64/1.53 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 3.64/1.53 % git: non_committed_changes: false
% 3.64/1.53
% 3.64/1.53 % ------ Parsing...
% 3.64/1.53 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 3.64/1.53
% 3.64/1.53 % ------ Preprocessing... sup_sim: 2 sf_s rm: 1 0s sf_e pe_s pe:1:0s pe:2:0s%
% 3.64/1.53
% 3.64/1.53 % SZS status Theorem for theBenchmark.p
% 3.64/1.53
% 3.64/1.53 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.64/1.53
% 3.64/1.53
%------------------------------------------------------------------------------