%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : PLA031-1.005 : TPTP v9.3.1. Released v3.5.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% Computer : n001.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 02:31:03 PM UTC 2026
% Result : Unsatisfiable 169.58s 33.10s
% Output : CNFRefutation 169.58s
% Verified :
% SZS Type : Refutation
% Derivation depth : 14
% Number of leaves : 27
% Syntax : Number of formulae : 109 ( 34 unt; 0 def)
% Number of atoms : 225 ( 0 equ)
% Maximal formula atoms : 4 ( 2 avg)
% Number of connectives : 235 ( 119 ~; 116 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 15 ( 6 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of types : 1 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of predicates : 5 ( 4 usr; 1 prp; 0-10 aty)
% Number of functors : 7 ( 7 usr; 7 con; 0-0 aty)
% Number of variables : 381 ( 0 sgn 381 !; 0 ?; 247 :)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [X2,X3,X0,X1,X8,X6,X7,X4,X5] :
( s(truck1,X1,X2,X3,X4,X5,X6,X7,X0,X8)
| ~ s(X0,X1,X2,X3,X4,X5,X6,X7,X0,X8) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',load1) ).
fof(f2,axiom,
! [X2,X3,X0,X1,X8,X6,X7,X4,X5] :
( ~ s(truck1,X1,X2,X3,X4,X5,X6,X7,X0,X8)
| s(X0,X1,X2,X3,X4,X5,X6,X7,X0,X8) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',load2) ).
fof(f3,axiom,
! [X2,X3,X0,X1,X8,X6,X7,X4,X5] :
( s(truck2,X1,X2,X3,X4,X5,X6,X7,X8,X0)
| ~ s(X0,X1,X2,X3,X4,X5,X6,X7,X8,X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',load3) ).
fof(f4,axiom,
! [X2,X3,X0,X1,X8,X6,X7,X4,X5] :
( ~ s(truck2,X1,X2,X3,X4,X5,X6,X7,X8,X0)
| s(X0,X1,X2,X3,X4,X5,X6,X7,X8,X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',load4) ).
fof(f13,axiom,
! [X2,X3,X0,X1,X8,X6,X7,X4,X5] :
( s(X0,X1,X2,truck1,X4,X5,X6,X7,X3,X8)
| ~ s(X0,X1,X2,X3,X4,X5,X6,X7,X3,X8) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',load13) ).
fof(f14,axiom,
! [X2,X3,X0,X1,X8,X6,X7,X4,X5] :
( ~ s(X0,X1,X2,truck1,X4,X5,X6,X7,X3,X8)
| s(X0,X1,X2,X3,X4,X5,X6,X7,X3,X8) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',load14) ).
fof(f17,axiom,
! [X2,X3,X0,X1,X8,X6,X7,X4,X5] :
( s(X0,X1,X2,X3,truck1,X5,X6,X7,X4,X8)
| ~ s(X0,X1,X2,X3,X4,X5,X6,X7,X4,X8) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',load17) ).
fof(f18,axiom,
! [X2,X3,X0,X1,X8,X6,X7,X4,X5] :
( ~ s(X0,X1,X2,X3,truck1,X5,X6,X7,X4,X8)
| s(X0,X1,X2,X3,X4,X5,X6,X7,X4,X8) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',load18) ).
fof(f21,axiom,
! [X2,X3,X0,X1,X8,X6,X7,X4,X5] :
( s(X0,X1,X2,X3,X4,truck1,X6,X7,X5,X8)
| ~ neq(X7,truck1)
| ~ neq(X6,truck1)
| ~ s(X0,X1,X2,X3,X4,X5,X6,X7,X5,X8) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',board1) ).
fof(f22,axiom,
! [X2,X3,X0,X1,X8,X6,X7,X4,X5] :
( ~ s(X0,X1,X2,X3,X4,truck1,X6,X7,X5,X8)
| s(X0,X1,X2,X3,X4,X5,X6,X7,X5,X8) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',board2) ).
fof(f33,axiom,
! [X2,X3,X0,X1,X8,X6,X9,X7,X4,X5] :
( s(X0,X1,X2,X3,X4,truck1,X5,X6,X9,X8)
| ~ link(X7,X9)
| ~ s(X0,X1,X2,X3,X4,truck1,X5,X6,X7,X8) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',drive1) ).
fof(f39,axiom,
! [X2,X3,X10,X0,X1,X8,X6,X9,X7,X4,X5] :
( s(X0,X1,X2,X3,X4,X10,X6,X7,X8,X9)
| ~ path(X5,X10)
| ~ s(X0,X1,X2,X3,X4,X5,X6,X7,X8,X9) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',walk1) ).
fof(f40,axiom,
! [X2,X3,X10,X0,X1,X8,X6,X9,X7,X4,X5] :
( s(X0,X1,X2,X3,X4,X5,X10,X7,X8,X9)
| ~ path(X6,X10)
| ~ s(X0,X1,X2,X3,X4,X5,X6,X7,X8,X9) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',walk2) ).
fof(f41,axiom,
! [X2,X3,X10,X0,X1,X8,X6,X9,X7,X4,X5] :
( s(X0,X1,X2,X3,X4,X5,X6,X10,X8,X9)
| ~ path(X7,X10)
| ~ s(X0,X1,X2,X3,X4,X5,X6,X7,X8,X9) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',walk3) ).
fof(f74,axiom,
neq(s2,truck1),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',neq33) ).
fof(f106,axiom,
path(s0,p0_1),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',map1) ).
fof(f107,axiom,
path(p0_1,s0),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',map2) ).
fof(f108,axiom,
path(s1,p0_1),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',map3) ).
fof(f109,axiom,
path(p0_1,s1),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',map4) ).
fof(f111,axiom,
path(p1_2,s1),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',map6) ).
fof(f112,axiom,
path(s2,p1_2),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',map7) ).
fof(f118,axiom,
link(s0,s1),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',map13) ).
fof(f119,axiom,
link(s1,s0),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',map14) ).
fof(f120,axiom,
link(s2,s0),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',map15) ).
fof(f121,axiom,
link(s0,s2),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',map16) ).
fof(f122,axiom,
s(s0,s0,s1,s2,s2,s0,s2,s2,s1,s0),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',init) ).
fof(f123,negated_conjecture,
! [X0] : ~ s(s1,s0,s1,s1,s1,s0,s1,X0,s0,s0),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',goal) ).
tcf(c_172,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i] :
( s(truck1,X1,X2,X3,X4,X5,X6,X7,X0,X8)
| ~ s(X0,X1,X2,X3,X4,X5,X6,X7,X0,X8) ),
inference(cnf_transformation,[],[f1]) ).
tcf(c_173,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i] :
( s(X7,X0,X1,X2,X3,X4,X5,X6,X7,X8)
| ~ s(truck1,X0,X1,X2,X3,X4,X5,X6,X7,X8) ),
inference(cnf_transformation,[],[f2]) ).
tcf(c_174,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i] :
( s(truck2,X1,X2,X3,X4,X5,X6,X7,X8,X0)
| ~ s(X0,X1,X2,X3,X4,X5,X6,X7,X8,X0) ),
inference(cnf_transformation,[],[f3]) ).
tcf(c_175,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i] :
( s(X8,X0,X1,X2,X3,X4,X5,X6,X7,X8)
| ~ s(truck2,X0,X1,X2,X3,X4,X5,X6,X7,X8) ),
inference(cnf_transformation,[],[f4]) ).
tcf(c_184,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i] :
( s(X0,X1,X2,truck1,X4,X5,X6,X7,X3,X8)
| ~ s(X0,X1,X2,X3,X4,X5,X6,X7,X3,X8) ),
inference(cnf_transformation,[],[f13]) ).
tcf(c_185,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i] :
( s(X0,X1,X2,X7,X3,X4,X5,X6,X7,X8)
| ~ s(X0,X1,X2,truck1,X3,X4,X5,X6,X7,X8) ),
inference(cnf_transformation,[],[f14]) ).
tcf(c_188,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i] :
( s(X0,X1,X2,X3,truck1,X5,X6,X7,X4,X8)
| ~ s(X0,X1,X2,X3,X4,X5,X6,X7,X4,X8) ),
inference(cnf_transformation,[],[f17]) ).
tcf(c_189,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i] :
( s(X0,X1,X2,X3,X7,X4,X5,X6,X7,X8)
| ~ s(X0,X1,X2,X3,truck1,X4,X5,X6,X7,X8) ),
inference(cnf_transformation,[],[f18]) ).
tcf(c_192,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i] :
( s(X0,X1,X2,X3,X4,truck1,X6,X7,X5,X8)
| ~ neq(X7,truck1)
| ~ neq(X6,truck1)
| ~ s(X0,X1,X2,X3,X4,X5,X6,X7,X5,X8) ),
inference(cnf_transformation,[],[f21]) ).
tcf(c_193,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i] :
( s(X0,X1,X2,X3,X4,X7,X5,X6,X7,X8)
| ~ s(X0,X1,X2,X3,X4,truck1,X5,X6,X7,X8) ),
inference(cnf_transformation,[],[f22]) ).
tcf(c_204,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i,X9: $i] :
( s(X0,X1,X2,X3,X4,truck1,X5,X6,X9,X8)
| ~ link(X7,X9)
| ~ s(X0,X1,X2,X3,X4,truck1,X5,X6,X7,X8) ),
inference(cnf_transformation,[],[f33]) ).
tcf(c_210,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i,X9: $i,X10: $i] :
( s(X0,X1,X2,X3,X4,X10,X6,X7,X8,X9)
| ~ path(X5,X10)
| ~ s(X0,X1,X2,X3,X4,X5,X6,X7,X8,X9) ),
inference(cnf_transformation,[],[f39]) ).
tcf(c_211,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i,X9: $i,X10: $i] :
( s(X0,X1,X2,X3,X4,X5,X10,X7,X8,X9)
| ~ path(X6,X10)
| ~ s(X0,X1,X2,X3,X4,X5,X6,X7,X8,X9) ),
inference(cnf_transformation,[],[f40]) ).
tcf(c_212,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i,X9: $i,X10: $i] :
( s(X0,X1,X2,X3,X4,X5,X6,X10,X8,X9)
| ~ path(X7,X10)
| ~ s(X0,X1,X2,X3,X4,X5,X6,X7,X8,X9) ),
inference(cnf_transformation,[],[f41]) ).
tcf(c_245,plain,
neq(s2,truck1),
inference(cnf_transformation,[],[f74]) ).
tcf(c_277,plain,
path(s0,p0_1),
inference(cnf_transformation,[],[f106]) ).
tcf(c_278,plain,
path(p0_1,s0),
inference(cnf_transformation,[],[f107]) ).
tcf(c_279,plain,
path(s1,p0_1),
inference(cnf_transformation,[],[f108]) ).
tcf(c_280,plain,
path(p0_1,s1),
inference(cnf_transformation,[],[f109]) ).
tcf(c_282,plain,
path(p1_2,s1),
inference(cnf_transformation,[],[f111]) ).
tcf(c_283,plain,
path(s2,p1_2),
inference(cnf_transformation,[],[f112]) ).
tcf(c_289,plain,
link(s0,s1),
inference(cnf_transformation,[],[f118]) ).
tcf(c_290,plain,
link(s1,s0),
inference(cnf_transformation,[],[f119]) ).
tcf(c_291,plain,
link(s2,s0),
inference(cnf_transformation,[],[f120]) ).
tcf(c_292,plain,
link(s0,s2),
inference(cnf_transformation,[],[f121]) ).
tcf(c_293,plain,
s(s0,s0,s1,s2,s2,s0,s2,s2,s1,s0),
inference(cnf_transformation,[],[f122]) ).
tcf(c_294,negated_conjecture,
! [X0: $i] : ~ s(s1,s0,s1,s1,s1,s0,s1,X0,s0,s0),
inference(cnf_transformation,[],[f123]) ).
tcf(c_2296,plain,
! [X0: $i] :
( s(s0,s0,s1,s2,s2,X0,s2,s2,s1,s0)
| ~ path(s0,X0)
| ~ s(s0,s0,s1,s2,s2,s0,s2,s2,s1,s0) ),
inference(instantiation,[status(thm)],[c_210]) ).
tcf(c_2364,plain,
! [X0: $i] :
( s(s0,s0,s1,s2,s2,X0,s2,s2,s1,s0)
| ~ path(s0,X0) ),
inference(superposition,[status(thm)],[c_293,c_210]) ).
tcf(c_2422,plain,
( s(s0,s0,s1,s2,s2,truck1,s2,s2,s1,s0)
| ~ neq(s2,truck1)
| ~ s(s0,s0,s1,s2,s2,s1,s2,s2,s1,s0) ),
inference(instantiation,[status(thm)],[c_192]) ).
tcf(c_2424,plain,
! [X0: $i] :
( s(s0,s0,s1,s2,s2,truck1,s2,s2,X0,s0)
| ~ link(s1,X0)
| ~ s(s0,s0,s1,s2,s2,truck1,s2,s2,s1,s0) ),
inference(instantiation,[status(thm)],[c_204]) ).
tcf(c_2433,plain,
! [X0: $i,X1: $i] :
( s(s0,s0,s1,s2,s2,X1,s2,s2,s1,s0)
| ~ path(X0,X1)
| ~ s(s0,s0,s1,s2,s2,X0,s2,s2,s1,s0) ),
inference(instantiation,[status(thm)],[c_210]) ).
tcf(c_2531,plain,
! [X0: $i] :
( s(s0,s0,s1,s2,s2,truck1,s2,s2,X0,s0)
| ~ path(s0,truck1)
| ~ link(s1,X0) ),
inference(superposition,[status(thm)],[c_2364,c_204]) ).
tcf(c_2744,plain,
( s(s0,s0,s1,s2,s2,p0_1,s2,s2,s1,s0)
| ~ path(s0,p0_1)
| ~ s(s0,s0,s1,s2,s2,s0,s2,s2,s1,s0) ),
inference(instantiation,[status(thm)],[c_2296]) ).
tcf(c_2820,plain,
( s(s0,s0,s1,s2,s2,s1,s2,s2,s1,s0)
| ~ path(p0_1,s1)
| ~ s(s0,s0,s1,s2,s2,p0_1,s2,s2,s1,s0) ),
inference(instantiation,[status(thm)],[c_2433]) ).
tcf(c_3390,plain,
! [X0: $i] :
( s(s0,s0,s1,s2,s2,truck1,s2,s2,X0,s0)
| ~ link(s1,X0) ),
inference(global_subsumption_just,[status(thm)],[c_2531,c_280,c_277,c_245,c_293,c_2422,c_2424,c_2744,c_2820]) ).
tcf(c_3393,plain,
( s(truck1,s0,s1,s2,s2,truck1,s2,s2,s0,s0)
| ~ link(s1,s0) ),
inference(superposition,[status(thm)],[c_3390,c_172]) ).
tcf(c_3398,plain,
( s(s0,s0,s1,truck1,s2,truck1,s2,s2,s2,s0)
| ~ link(s1,s2) ),
inference(superposition,[status(thm)],[c_3390,c_184]) ).
tcf(c_3620,plain,
s(truck1,s0,s1,s2,s2,truck1,s2,s2,s0,s0),
inference(global_subsumption_just,[status(thm)],[c_3393,c_290,c_3393]) ).
tcf(c_3622,plain,
s(s0,s0,s1,s2,s2,truck1,s2,s2,s0,s0),
inference(superposition,[status(thm)],[c_3620,c_173]) ).
tcf(c_3637,plain,
s(truck2,s0,s1,s2,s2,truck1,s2,s2,s0,s0),
inference(superposition,[status(thm)],[c_3622,c_174]) ).
tcf(c_3802,plain,
! [X0: $i] :
( s(truck2,s0,s1,s2,s2,truck1,s2,s2,X0,s0)
| ~ link(s0,X0) ),
inference(superposition,[status(thm)],[c_3637,c_204]) ).
tcf(c_4422,plain,
( s(truck2,s0,s1,truck1,s2,truck1,s2,s2,s2,s0)
| ~ link(s1,s2) ),
inference(superposition,[status(thm)],[c_3398,c_174]) ).
tcf(c_7417,plain,
! [X0: $i] :
( s(s1,s0,s1,s1,s1,s0,s1,X0,s0,s0)
| ~ s(s1,s0,s1,s1,s1,truck1,s1,X0,s0,s0) ),
inference(instantiation,[status(thm)],[c_193]) ).
tcf(c_7455,plain,
~ s(s1,s0,s1,s1,s1,s0,s1,s0,s0,s0),
inference(instantiation,[status(thm)],[c_294]) ).
tcf(c_7764,plain,
( s(s1,s0,s1,s1,s1,s0,s1,s0,s0,s0)
| ~ s(s1,s0,s1,s1,s1,truck1,s1,s0,s0,s0) ),
inference(instantiation,[status(thm)],[c_7417]) ).
tcf(c_18109,plain,
( s(truck2,s0,s1,truck1,s2,truck1,s2,s2,s2,s0)
| ~ link(s0,s2) ),
inference(superposition,[status(thm)],[c_3802,c_184]) ).
tcf(c_19043,plain,
s(truck2,s0,s1,truck1,s2,truck1,s2,s2,s2,s0),
inference(global_subsumption_just,[status(thm)],[c_4422,c_292,c_18109]) ).
tcf(c_19045,plain,
s(s0,s0,s1,truck1,s2,truck1,s2,s2,s2,s0),
inference(superposition,[status(thm)],[c_19043,c_175]) ).
tcf(c_19062,plain,
s(s0,s0,s1,truck1,truck1,truck1,s2,s2,s2,s0),
inference(superposition,[status(thm)],[c_19045,c_188]) ).
tcf(c_53258,plain,
! [X0: $i,X1: $i] :
( s(s1,s0,s1,s1,s1,truck1,s1,X0,s0,s0)
| ~ link(X1,s0)
| ~ s(s1,s0,s1,s1,s1,truck1,s1,X0,X1,s0) ),
inference(instantiation,[status(thm)],[c_204]) ).
tcf(c_53264,plain,
! [X0: $i,X1: $i] :
( s(s1,s0,s1,s1,s1,truck1,s1,X1,s0,s0)
| ~ path(X0,X1)
| ~ s(s1,s0,s1,s1,s1,truck1,s1,X0,s0,s0) ),
inference(instantiation,[status(thm)],[c_212]) ).
tcf(c_54822,plain,
! [X0: $i] :
( s(s1,s0,s1,s1,s1,truck1,s1,X0,s0,s0)
| ~ link(s1,s0)
| ~ s(s1,s0,s1,s1,s1,truck1,s1,X0,s1,s0) ),
inference(instantiation,[status(thm)],[c_53258]) ).
tcf(c_54829,plain,
( s(s1,s0,s1,s1,s1,truck1,s1,s0,s0,s0)
| ~ path(p0_1,s0)
| ~ s(s1,s0,s1,s1,s1,truck1,s1,p0_1,s0,s0) ),
inference(instantiation,[status(thm)],[c_53264]) ).
tcf(c_54830,plain,
( s(s1,s0,s1,s1,s1,truck1,s1,p0_1,s0,s0)
| ~ path(s1,p0_1)
| ~ s(s1,s0,s1,s1,s1,truck1,s1,s1,s0,s0) ),
inference(instantiation,[status(thm)],[c_53264]) ).
tcf(c_58618,plain,
( s(s1,s0,s1,s1,s1,truck1,s1,s1,s0,s0)
| ~ link(s1,s0)
| ~ s(s1,s0,s1,s1,s1,truck1,s1,s1,s1,s0) ),
inference(instantiation,[status(thm)],[c_54822]) ).
tcf(c_64904,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i] :
( s(X0,X1,X2,X3,X4,X5,X6,s1,X7,X8)
| ~ path(p1_2,s1)
| ~ s(X0,X1,X2,X3,X4,X5,X6,p1_2,X7,X8) ),
inference(instantiation,[status(thm)],[c_212]) ).
tcf(c_70472,plain,
! [X0: $i] :
( s(s1,s0,s1,s1,truck1,truck1,s1,X0,s1,s0)
| ~ s(s1,s0,s1,truck1,truck1,truck1,s1,X0,s1,s0) ),
inference(instantiation,[status(thm)],[c_185]) ).
tcf(c_71578,plain,
! [X0: $i] :
( s(s1,s0,s1,s1,s1,X0,s1,s1,s1,s0)
| ~ s(s1,s0,s1,s1,truck1,X0,s1,s1,s1,s0) ),
inference(instantiation,[status(thm)],[c_189]) ).
tcf(c_71579,plain,
( s(s1,s0,s1,s1,s1,truck1,s1,s1,s1,s0)
| ~ s(s1,s0,s1,s1,truck1,truck1,s1,s1,s1,s0) ),
inference(instantiation,[status(thm)],[c_71578]) ).
tcf(c_129298,plain,
( s(s1,s0,s1,truck1,truck1,truck1,s1,s1,s1,s0)
| ~ path(p1_2,s1)
| ~ s(s1,s0,s1,truck1,truck1,truck1,s1,p1_2,s1,s0) ),
inference(instantiation,[status(thm)],[c_64904]) ).
tcf(c_129300,plain,
( s(s1,s0,s1,s1,truck1,truck1,s1,s1,s1,s0)
| ~ s(s1,s0,s1,truck1,truck1,truck1,s1,s1,s1,s0) ),
inference(instantiation,[status(thm)],[c_70472]) ).
tcf(c_148176,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i] :
( s(X0,X1,X2,X3,X4,truck1,X5,X6,s1,X7)
| ~ link(s0,s1)
| ~ s(X0,X1,X2,X3,X4,truck1,X5,X6,s0,X7) ),
inference(instantiation,[status(thm)],[c_204]) ).
tcf(c_148178,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i] :
( s(X0,X1,X2,X3,X4,truck1,X5,X6,s0,X7)
| ~ link(s2,s0)
| ~ s(X0,X1,X2,X3,X4,truck1,X5,X6,s2,X7) ),
inference(instantiation,[status(thm)],[c_204]) ).
tcf(c_148527,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i] :
( s(X0,X1,X2,X3,X4,X5,s1,X6,X7,X8)
| ~ path(p1_2,s1)
| ~ s(X0,X1,X2,X3,X4,X5,p1_2,X6,X7,X8) ),
inference(instantiation,[status(thm)],[c_211]) ).
tcf(c_148528,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i] :
( s(X0,X1,X2,X3,X4,X5,p1_2,X6,X7,X8)
| ~ path(s2,p1_2)
| ~ s(X0,X1,X2,X3,X4,X5,s2,X6,X7,X8) ),
inference(instantiation,[status(thm)],[c_211]) ).
tcf(c_148696,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i,X7: $i,X8: $i] :
( s(X0,X1,X2,X3,X4,X5,X6,p1_2,X7,X8)
| ~ path(s2,p1_2)
| ~ s(X0,X1,X2,X3,X4,X5,X6,s2,X7,X8) ),
inference(instantiation,[status(thm)],[c_212]) ).
tcf(c_149561,plain,
( s(s0,s0,s1,truck1,truck1,truck1,s2,s2,s0,s0)
| ~ link(s2,s0)
| ~ s(s0,s0,s1,truck1,truck1,truck1,s2,s2,s2,s0) ),
inference(instantiation,[status(thm)],[c_148178]) ).
tcf(c_150368,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i] :
( s(truck1,X0,X1,X2,X3,truck1,X4,X5,s0,X6)
| ~ s(s0,X0,X1,X2,X3,truck1,X4,X5,s0,X6) ),
inference(instantiation,[status(thm)],[c_172]) ).
tcf(c_150370,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i] :
( s(truck1,X0,X1,X2,X3,truck1,X4,X5,s1,X6)
| ~ link(s0,s1)
| ~ s(truck1,X0,X1,X2,X3,truck1,X4,X5,s0,X6) ),
inference(instantiation,[status(thm)],[c_148176]) ).
tcf(c_150385,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i] :
( s(s1,X0,X1,X2,X3,truck1,X4,X5,s1,X6)
| ~ s(truck1,X0,X1,X2,X3,truck1,X4,X5,s1,X6) ),
inference(instantiation,[status(thm)],[c_173]) ).
tcf(c_164011,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i] :
( s(truck1,X0,X1,X2,X3,truck1,p1_2,X4,s0,X5)
| ~ s(s0,X0,X1,X2,X3,truck1,p1_2,X4,s0,X5) ),
inference(instantiation,[status(thm)],[c_150368]) ).
tcf(c_164012,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i] :
( s(s0,X0,X1,X2,X3,truck1,p1_2,X4,s0,X5)
| ~ path(s2,p1_2)
| ~ s(s0,X0,X1,X2,X3,truck1,s2,X4,s0,X5) ),
inference(instantiation,[status(thm)],[c_148528]) ).
tcf(c_164569,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i] :
( s(s1,X0,X1,X2,X3,truck1,s1,X4,s1,X5)
| ~ path(p1_2,s1)
| ~ s(s1,X0,X1,X2,X3,truck1,p1_2,X4,s1,X5) ),
inference(instantiation,[status(thm)],[c_148527]) ).
tcf(c_164606,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i] :
( s(s1,X0,X1,X2,X3,truck1,X4,p1_2,s1,X5)
| ~ path(s2,p1_2)
| ~ s(s1,X0,X1,X2,X3,truck1,X4,s2,s1,X5) ),
inference(instantiation,[status(thm)],[c_148696]) ).
tcf(c_173812,plain,
( s(s0,s0,s1,truck1,truck1,truck1,p1_2,s2,s0,s0)
| ~ path(s2,p1_2)
| ~ s(s0,s0,s1,truck1,truck1,truck1,s2,s2,s0,s0) ),
inference(instantiation,[status(thm)],[c_164012]) ).
tcf(c_187646,plain,
( s(truck1,s0,s1,truck1,truck1,truck1,p1_2,s2,s0,s0)
| ~ s(s0,s0,s1,truck1,truck1,truck1,p1_2,s2,s0,s0) ),
inference(instantiation,[status(thm)],[c_164011]) ).
tcf(c_201277,plain,
( s(truck1,s0,s1,truck1,truck1,truck1,p1_2,s2,s1,s0)
| ~ link(s0,s1)
| ~ s(truck1,s0,s1,truck1,truck1,truck1,p1_2,s2,s0,s0) ),
inference(instantiation,[status(thm)],[c_150370]) ).
tcf(c_224080,plain,
( s(s1,s0,s1,truck1,truck1,truck1,p1_2,s2,s1,s0)
| ~ s(truck1,s0,s1,truck1,truck1,truck1,p1_2,s2,s1,s0) ),
inference(instantiation,[status(thm)],[c_150385]) ).
tcf(c_236637,plain,
( s(s1,s0,s1,truck1,truck1,truck1,p1_2,p1_2,s1,s0)
| ~ path(s2,p1_2)
| ~ s(s1,s0,s1,truck1,truck1,truck1,p1_2,s2,s1,s0) ),
inference(instantiation,[status(thm)],[c_164606]) ).
tcf(c_532753,plain,
( s(s1,s0,s1,truck1,truck1,truck1,s1,p1_2,s1,s0)
| ~ path(p1_2,s1)
| ~ s(s1,s0,s1,truck1,truck1,truck1,p1_2,p1_2,s1,s0) ),
inference(instantiation,[status(thm)],[c_164569]) ).
tcf(c_532754,plain,
$false,
inference(prop_impl_just,[status(thm)],[c_532753,c_236637,c_224080,c_201277,c_187646,c_173812,c_149561,c_129300,c_129298,c_71579,c_58618,c_54830,c_54829,c_19062,c_7764,c_7455,c_278,c_279,c_282,c_283,c_289,c_290,c_291]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : PLA031-1.005 : TPTP v9.3.1. Released v3.5.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.10/0.36 % Computer : n001.cluster.edu
% 0.10/0.36 % Model : x86_64 x86_64
% 0.10/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.36 % Memory : 8046.5625MB
% 0.10/0.36 % OS : Linux 6.8.0-71-generic
% 0.10/0.36 % CPULimit : 300
% 0.10/0.36 % WCLimit : 300
% 0.10/0.36 % DateTime : Thu Sep 24 06:20:36 UTC 2026
% 0.10/0.37 % CPUTime :
% 0.10/0.37 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.10/0.40 Running EPR theorem proving
% 0.10/0.40 Running: /export/starexec/sandbox/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s epr_schedule -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.10/0.41
% 0.10/0.41 % ======== iProver multi-core TPTP/SMT =========
% 0.10/0.41
% 0.10/0.41 % Detected problem language: tptp
% 0.10/0.43 % Proving...
% 169.58/33.10 % SZS status Started for theBenchmark.p
% 169.58/33.10 % SZS status Unsatisfiable for theBenchmark.p
% 169.58/33.10
% 169.58/33.10 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 169.58/33.10
% 169.58/33.10 % ------ iProver source info
% 169.58/33.10
% 169.58/33.10 % git: date: 2026-07-19 20:42:38 +0200
% 169.58/33.10 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 169.58/33.10 % git: non_committed_changes: false
% 169.58/33.10
% 169.58/33.10 % ------ Parsing...% successful
% 169.58/33.10
% 169.58/33.10
% 169.58/33.10 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 169.58/33.10
% 169.58/33.10 % ------ Preprocessing... sf_s rm: 50 0s sf_e pe_s pe_e sf_s rm: 0 0s sf_e pe_s pe_e %
% 169.58/33.10
% 169.58/33.10 % ------ Preprocessing... gs_s sp: 0 0s gs_e snvd_s sp: 0 0s snvd_e
% 169.58/33.10 % ------ Proving...
% 169.58/33.10 % ------ Problem Properties
% 169.58/33.10
% 169.58/33.10 %
% 169.58/33.10 % clauses 73
% 169.58/33.10 % conjectures 1
% 169.58/33.10 % EPR 73
% 169.58/33.10 % Horn 73
% 169.58/33.10 % unary 32
% 169.58/33.10 % binary 26
% 169.58/33.10 % lits 135
% 169.58/33.10 % lits eq 0
% 169.58/33.10 % fd_pure 0
% 169.58/33.10 % fd_pseudo 0
% 169.58/33.10 % fd_cond 0
% 169.58/33.10 % fd_pseudo_cond 0
% 169.58/33.10 % AC symbols 0
% 169.58/33.10
% 169.58/33.10 % ------ Input Options Time Limit: Unbounded
% 169.58/33.10
% 169.58/33.10
% 169.58/33.10 % ------
% 169.58/33.10 % Current options:
% 169.58/33.10 % ------
% 169.58/33.10
% 169.58/33.10
% 169.58/33.10 %
% 169.58/33.10
% 169.58/33.10 % ------ Proving...
% 169.58/33.10 %
% 169.58/33.10
% 169.58/33.10 % SZS status Unsatisfiable for theBenchmark.p
% 169.58/33.10
% 169.58/33.10 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 169.58/33.11
% 169.58/33.11
%------------------------------------------------------------------------------