%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : SWC046-1 : TPTP v9.3.1. Released v2.4.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% Computer : n012.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 03:07:39 PM UTC 2026
% Result : Unsatisfiable 3.16s 0.98s
% Output : CNFRefutation 3.16s
% Verified :
% SZS Type : ERROR: Analysing output (Could not find formula named f297ERROR: Could not build tree for root c_8843ERROR: MakeTreeStats fails)
% Comments :
%------------------------------------------------------------------------------
fof(f12,axiom,
! [X0] : ssItem(skaf83(X0)),
file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause12) ).
fof(f13,axiom,
! [X0] : ssList(skaf82(X0)),
file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause13) ).
fof(f71,axiom,
! [X0] :
( ~ ssItem(X0)
| ~ memberP(nil,X0) ),
file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause71) ).
fof(f112,axiom,
! [X0] :
( nil = X0
| cons(skaf83(X0),skaf82(X0)) = X0
| ~ ssList(X0) ),
file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause109) ).
fof(f202,negated_conjecture,
ssList(sk3),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_3) ).
fof(f204,negated_conjecture,
nil = sk2,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_5) ).
fof(f205,negated_conjecture,
sk2 = sk4,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_6) ).
fof(f206,negated_conjecture,
sk1 = sk3,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_7) ).
fof(f207,negated_conjecture,
nil != sk1,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_8) ).
fof(f210,negated_conjecture,
! [X0] :
( memberP(sk4,X0)
| ~ memberP(sk3,X0)
| ~ ssItem(X0) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_11) ).
fof(f212,plain,
nil = sk4,
inference(definition_unfolding,[],[f204,f205]) ).
fof(f232,plain,
! [X0] :
( ~ ssItem(X0)
| ~ memberP(sk4,X0) ),
inference(definition_unfolding,[],[f71,f212]) ).
fof(f248,plain,
! [X0] :
( sk4 = X0
| cons(skaf83(X0),skaf82(X0)) = X0
| ~ ssList(X0) ),
inference(definition_unfolding,[],[f112,f212]) ).
fof(f267,plain,
sk3 != sk4,
inference(definition_unfolding,[],[f207,f212,f206]) ).
tcf(c_257,plain,
! [X0: $i] : ssItem(skaf83(X0)),
inference(cnf_transformation,[],[f12]) ).
tcf(c_258,plain,
! [X0: $i] : ssList(skaf82(X0)),
inference(cnf_transformation,[],[f13]) ).
tcf(c_316,negated_conjecture,
! [X0: $i] :
( ~ ssItem(X0)
| ~ memberP(sk4,X0) ),
inference(cnf_transformation,[],[f232]) ).
tcf(c_354,negated_conjecture,
! [X0: $i] :
( ( X0 = sk4 )
| ( cons(skaf83(X0),skaf82(X0)) = X0 )
| ~ ssList(X0) ),
inference(cnf_transformation,[],[f248]) ).
tcf(c_383,plain,
! [X0: $i,X1: $i] :
( memberP(cons(X1,X0),X1)
| ~ ssItem(X1)
| ~ ssList(X0) ),
inference(cnf_transformation,[],[f297]) ).
tcf(c_433,negated_conjecture,
ssList(sk3),
inference(cnf_transformation,[],[f202]) ).
tcf(c_435,negated_conjecture,
sk3 != sk4,
inference(cnf_transformation,[],[f267]) ).
tcf(c_438,negated_conjecture,
! [X0: $i] :
( memberP(sk4,X0)
| ~ ssItem(X0)
| ~ memberP(sk3,X0) ),
inference(cnf_transformation,[],[f210]) ).
tcf(c_705,plain,
! [X0: $i] :
( ~ memberP(sk3,X0)
| ~ ssItem(X0) ),
inference(global_subsumption_just,[status(thm)],[c_438,c_316,c_438]) ).
tcf(c_706,negated_conjecture,
! [X0: $i] :
( ~ ssItem(X0)
| ~ memberP(sk3,X0) ),
inference(renaming,[status(thm)],[c_705]) ).
tcf(c_829,plain,
( ( sk3 = sk4 )
| ( cons(skaf83(sk3),skaf82(sk3)) = sk3 ) ),
inference(superposition,[status(thm)],[c_433,c_354]) ).
tcf(c_2625,plain,
cons(skaf83(sk3),skaf82(sk3)) = sk3,
inference(global_subsumption_just,[status(thm)],[c_829,c_435,c_829]) ).
tcf(c_2633,plain,
( memberP(sk3,skaf83(sk3))
| ~ ssItem(skaf83(sk3))
| ~ ssList(skaf82(sk3)) ),
inference(superposition,[status(thm)],[c_2625,c_383]) ).
tcf(c_8840,plain,
( ~ ssItem(skaf83(sk3))
| ~ ssList(skaf82(sk3)) ),
inference(forward_subsumption_resolution,[status(thm)],[c_2633,c_706]) ).
tcf(c_8843,plain,
$false,
inference(forward_subsumption_resolution,[status(thm)],[c_8840,c_257,c_258]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.01 % Problem : SWC046-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.02 % Command : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% 0.03/0.30 % Computer : n012.cluster.edu
% 0.03/0.30 % Model : x86_64 x86_64
% 0.03/0.30 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.03/0.30 % Memory : 8046.5625MB
% 0.03/0.30 % OS : Linux 6.8.0-71-generic
% 0.03/0.30 % CPULimit : 300
% 0.03/0.30 % WCLimit : 300
% 0.03/0.30 % DateTime : Thu Sep 24 16:05:29 UTC 2026
% 0.03/0.30 % CPUTime :
% 0.03/0.30 Running run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% 0.03/0.32 Running first-order theorem proving
% 0.03/0.32 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
% 0.03/0.32
% 0.03/0.32 % ======== iProver multi-core TPTP/SMT =========
% 0.03/0.32
% 0.03/0.32 % Detected problem language: tptp
% 0.07/0.33 % Proving...
% 3.16/0.98 % SZS status Started for theBenchmark.p
% 3.16/0.98 % SZS status Unsatisfiable for theBenchmark.p
% 3.16/0.98
% 3.16/0.98 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 3.16/0.98
% 3.16/0.98 % ------ iProver source info
% 3.16/0.98
% 3.16/0.98 % git: date: 2026-07-19 20:42:38 +0200
% 3.16/0.98 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 3.16/0.98 % git: non_committed_changes: false
% 3.16/0.98
% 3.16/0.98 % ------ Parsing...% successful
% 3.16/0.98
% 3.16/0.98
% 3.16/0.98 % ------ Clausification by vclausify_rel & Parsing by iProver...
% 3.16/0.98 % ------ Proving...
% 3.16/0.98 % ------ Problem Properties
% 3.16/0.98
% 3.16/0.98 %
% 3.16/0.98 % clauses 194
% 3.16/0.98 % conjectures 61
% 3.16/0.98 % EPR 62
% 3.16/0.98 % Horn 159
% 3.16/0.98 % unary 59
% 3.16/0.98 % binary 26
% 3.16/0.98 % lits 594
% 3.16/0.98 % lits eq 75
% 3.16/0.98 % fd_pure 0
% 3.16/0.98 % fd_pseudo 0
% 3.16/0.98 % fd_cond 17
% 3.16/0.98 % fd_pseudo_cond 17
% 3.16/0.98 % AC symbols 0
% 3.16/0.98
% 3.16/0.98 % ------ Input Options Time Limit: Unbounded
% 3.16/0.98
% 3.16/0.98
% 3.16/0.98 % ------
% 3.16/0.98 % Current options:
% 3.16/0.98 % ------
% 3.16/0.98
% 3.16/0.98
% 3.16/0.98 %
% 3.16/0.98
% 3.16/0.98 % ------ Proving...
% 3.16/0.98 %
% 3.16/0.98
% 3.16/0.98 % SZS status Unsatisfiable for theBenchmark.p
% 3.16/0.98
% 3.16/0.98 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.16/0.98
% 3.16/0.98
%------------------------------------------------------------------------------