%------------------------------------------------------------------------------
% File : E---3.5.1
% Problem : CSR087+6 : TPTP v9.3.1. Bugfixed v7.3.0.
% Transfm : none
% Format : tptp:raw
% Command : run_E /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% Computer : n016.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 : Thu Sep 24 12:16:42 PM UTC 2026
% Result : Theorem 0.26s 13.72s
% Output : CNFRefutation 0.26s
% Verified :
% SZS Type : Refutation
% Derivation depth : 11
% Number of leaves : 4
% Syntax : Number of formulae : 29 ( 7 unt; 0 def)
% Number of atoms : 124 ( 33 equ)
% Maximal formula atoms : 45 ( 4 avg)
% Number of connectives : 155 ( 60 ~; 54 |; 34 &)
% ( 1 <=>; 6 =>; 0 <=; 0 <~>)
% Maximal formula depth : 24 ( 5 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 4 ( 2 usr; 1 prp; 0-2 aty)
% Number of functors : 13 ( 13 usr; 9 con; 0-3 aty)
% Number of variables : 58 ( 18 sgn 23 !; 11 ?)
% Comments :
%------------------------------------------------------------------------------
fof(kb_SUMO_49882,axiom,
! [X2266] :
( s__instance(X2266,s__Train)
=> ? [X1,X15] :
( X1 != X15
& s__instance(X15,s__RollingStock)
& s__instance(X1,s__RollingStock) ) ),
file('/export/starexec/sandbox2/benchmark/Axioms/CSR003+2.ax',kb_SUMO_49882) ).
fof(prove_from_ALL,conjecture,
~ ? [X2341] :
( X2341 != s__Nucleus14_1
& s__component(X2341,s__Atom14_1)
& s__instance(X2341,s__AtomicNucleus) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_from_ALL) ).
fof(kb_SUMO_32603,axiom,
! [X137,X12,X136] :
( X12 = s__UnionFn(X136,X137)
<=> ! [X1138,X34,X1139] :
( ( s__instance(X137,s__SetOrClass)
& s__instance(X12,s__SetOrClass)
& s__instance(X136,s__SetOrClass) )
=> ( ( s__instance(X1139,X12)
& s__instance(X34,X137)
& s__instance(X1138,X136) )
=> ( ( s__instance(X1139,X137)
| s__instance(X1139,X136) )
& s__instance(X34,X12)
& s__instance(X1138,X12) ) ) ) ),
file('/export/starexec/sandbox2/benchmark/Axioms/CSR003+2.ax',kb_SUMO_32603) ).
fof(kb_SUMO_49908,axiom,
! [X2266] :
( s__instance(X2266,s__Train)
=> ~ ? [X1,X15] :
( X1 != X15
& s__instance(X15,s__RollingStock)
& s__instance(X1,s__RollingStock) ) ),
file('/export/starexec/sandbox2/benchmark/Axioms/CSR003+2.ax',kb_SUMO_49908) ).
fof(c_0_4,plain,
! [X2266] :
( s__instance(X2266,s__Train)
=> ? [X1,X15] :
( X1 != X15
& s__instance(X15,s__RollingStock)
& s__instance(X1,s__RollingStock) ) ),
inference(fof_simplification,[status(thm)],[kb_SUMO_49882]) ).
fof(c_0_5,negated_conjecture,
~ ~ ? [X2341] :
( X2341 != s__Nucleus14_1
& s__component(X2341,s__Atom14_1)
& s__instance(X2341,s__AtomicNucleus) ),
inference(assume_negation,[status(cth)],[prove_from_ALL]) ).
fof(c_0_6,plain,
! [X7090] :
( ( ~ s__instance(X7090,s__Train)
| esk527_0 != esk528_0 )
& ( ~ s__instance(X7090,s__Train)
| s__instance(esk528_0,s__RollingStock) )
& ( ~ s__instance(X7090,s__Train)
| s__instance(esk527_0,s__RollingStock) ) ),
inference(distribute,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_4])])])])])])]) ).
fof(c_0_7,plain,
! [X2472,X2473,X2474,X2475,X2476,X2477,X2478,X2479,X2480] :
( ( X2479 = s__UnionFn(X2480,X2478)
| ~ s__instance(esk15_3(X2478,X2479,X2480),X2479)
| ~ s__instance(esk14_3(X2478,X2479,X2480),X2479)
| ~ s__instance(esk16_3(X2478,X2479,X2480),X2478) )
& ( X2479 = s__UnionFn(X2480,X2478)
| ~ s__instance(esk15_3(X2478,X2479,X2480),X2479)
| ~ s__instance(esk14_3(X2478,X2479,X2480),X2479)
| ~ s__instance(esk16_3(X2478,X2479,X2480),X2480) )
& ( X2479 = s__UnionFn(X2480,X2478)
| s__instance(esk16_3(X2478,X2479,X2480),X2479) )
& ( X2479 = s__UnionFn(X2480,X2478)
| s__instance(esk15_3(X2478,X2479,X2480),X2478) )
& ( X2479 = s__UnionFn(X2480,X2478)
| s__instance(esk14_3(X2478,X2479,X2480),X2480) )
& ( X2479 = s__UnionFn(X2480,X2478)
| s__instance(X2478,s__SetOrClass) )
& ( X2479 = s__UnionFn(X2480,X2478)
| s__instance(X2479,s__SetOrClass) )
& ( X2479 = s__UnionFn(X2480,X2478)
| s__instance(X2480,s__SetOrClass) )
& ( X2473 != s__UnionFn(X2474,X2472)
| ~ s__instance(X2472,s__SetOrClass)
| ~ s__instance(X2473,s__SetOrClass)
| ~ s__instance(X2474,s__SetOrClass)
| ~ s__instance(X2477,X2473)
| ~ s__instance(X2476,X2472)
| ~ s__instance(X2475,X2474)
| s__instance(X2477,X2472)
| s__instance(X2477,X2474) )
& ( X2473 != s__UnionFn(X2474,X2472)
| ~ s__instance(X2472,s__SetOrClass)
| ~ s__instance(X2473,s__SetOrClass)
| ~ s__instance(X2474,s__SetOrClass)
| ~ s__instance(X2477,X2473)
| ~ s__instance(X2476,X2472)
| ~ s__instance(X2475,X2474)
| s__instance(X2476,X2473) )
& ( X2473 != s__UnionFn(X2474,X2472)
| ~ s__instance(X2472,s__SetOrClass)
| ~ s__instance(X2473,s__SetOrClass)
| ~ s__instance(X2474,s__SetOrClass)
| ~ s__instance(X2477,X2473)
| ~ s__instance(X2476,X2472)
| ~ s__instance(X2475,X2474)
| s__instance(X2475,X2473) ) ),
inference(distribute,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(fof_nnf,[status(thm)],[kb_SUMO_32603])])])])])])]) ).
fof(c_0_8,negated_conjecture,
~ ~ ? [X2341] :
( X2341 != s__Nucleus14_1
& s__component(X2341,s__Atom14_1)
& s__instance(X2341,s__AtomicNucleus) ),
inference(fof_simplification,[status(thm)],[c_0_5]) ).
cnf(c_0_9,plain,
( ~ s__instance(X1,s__Train)
| s__instance(esk527_0,s__RollingStock) ),
inference(split_conjunct,[status(thm)],[c_0_6]) ).
cnf(c_0_10,plain,
( X2 = s__UnionFn(X3,X1)
| s__instance(esk14_3(X1,X2,X3),X3) ),
inference(split_conjunct,[status(thm)],[c_0_7]) ).
fof(c_0_11,plain,
! [X2266] :
( s__instance(X2266,s__Train)
=> ~ ? [X1,X15] :
( X1 != X15
& s__instance(X15,s__RollingStock)
& s__instance(X1,s__RollingStock) ) ),
inference(fof_simplification,[status(thm)],[kb_SUMO_49908]) ).
fof(c_0_12,negated_conjecture,
( esk1_0 != s__Nucleus14_1
& s__component(esk1_0,s__Atom14_1)
& s__instance(esk1_0,s__AtomicNucleus) ),
inference(fof_nnf,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_8])])])]) ).
cnf(c_0_13,plain,
( s__instance(esk527_0,s__RollingStock)
| X1 = s__UnionFn(s__Train,X2) ),
inference(spm,[status(thm)],[c_0_9,c_0_10]) ).
cnf(c_0_14,plain,
( ~ s__instance(X1,s__Train)
| s__instance(esk528_0,s__RollingStock) ),
inference(split_conjunct,[status(thm)],[c_0_6]) ).
fof(c_0_15,plain,
! [X7093,X7094,X7095] :
( X7094 = X7095
| ~ s__instance(X7095,s__RollingStock)
| ~ s__instance(X7094,s__RollingStock)
| ~ s__instance(X7093,s__Train) ),
inference(fof_nnf,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_11])])])]) ).
cnf(c_0_16,negated_conjecture,
esk1_0 != s__Nucleus14_1,
inference(split_conjunct,[status(thm)],[c_0_12]) ).
cnf(c_0_17,plain,
( s__instance(esk527_0,s__RollingStock)
| X1 = X2 ),
inference(spm,[status(thm)],[c_0_13,c_0_13]) ).
cnf(c_0_18,plain,
( s__instance(esk528_0,s__RollingStock)
| X1 = s__UnionFn(s__Train,X2) ),
inference(spm,[status(thm)],[c_0_14,c_0_10]) ).
cnf(c_0_19,plain,
( ~ s__instance(X3,s__RollingStock)
| ~ s__instance(X2,s__RollingStock)
| ~ s__instance(X1,s__Train)
| X2 = X3 ),
inference(split_conjunct,[status(thm)],[c_0_15]) ).
cnf(c_0_20,negated_conjecture,
s__instance(esk527_0,s__RollingStock),
inference(er,[status(thm)],[inference(spm,[status(thm)],[c_0_16,c_0_17])]) ).
cnf(c_0_21,plain,
( s__instance(esk528_0,s__RollingStock)
| X1 = X2 ),
inference(spm,[status(thm)],[c_0_18,c_0_18]) ).
cnf(c_0_22,negated_conjecture,
( ~ s__instance(X2,s__Train)
| ~ s__instance(X1,s__RollingStock)
| X1 = esk527_0 ),
inference(spm,[status(thm)],[c_0_19,c_0_20]) ).
cnf(c_0_23,negated_conjecture,
s__instance(esk528_0,s__RollingStock),
inference(er,[status(thm)],[inference(spm,[status(thm)],[c_0_16,c_0_21])]) ).
cnf(c_0_24,plain,
( ~ s__instance(X1,s__Train)
| esk527_0 != esk528_0 ),
inference(split_conjunct,[status(thm)],[c_0_6]) ).
cnf(c_0_25,negated_conjecture,
~ s__instance(X1,s__Train),
inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_22,c_0_23]),c_0_24]) ).
cnf(c_0_26,negated_conjecture,
X1 = s__UnionFn(s__Train,X2),
inference(spm,[status(thm)],[c_0_25,c_0_10]) ).
cnf(c_0_27,negated_conjecture,
X1 = X2,
inference(spm,[status(thm)],[c_0_26,c_0_26]) ).
cnf(c_0_28,negated_conjecture,
$false,
inference(sr,[status(thm)],[c_0_16,c_0_27]),
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05 % Problem : CSR087+6 : TPTP v9.3.1. Bugfixed v7.3.0.
% 0.00/0.08 % Command : run_E /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.19/5.52 % Computer : n016.cluster.edu
% 0.19/5.52 % Model : x86_64 x86_64
% 0.19/5.52 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.19/5.52 % Memory : 8046.5625MB
% 0.19/5.52 % OS : Linux 6.8.0-71-generic
% 0.19/5.52 % CPULimit : 300
% 0.19/5.52 % WCLimit : 300
% 0.19/5.52 % DateTime : Mon Sep 21 14:57:44 UTC 2026
% 0.19/5.52 % CPUTime :
% 0.19/5.52 Running run_E /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.19/5.56 Running first-order theorem proving
% 0.19/5.56 Running: /export/starexec/sandbox2/solver/bin/eprover --delete-bad-limit=2000000000 --definitional-cnf=24 -s --print-statistics -R --print-version --proof-object --auto-schedule=8 --cpu-limit=300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.26/13.72 % Version: 3.5.1
% 0.26/13.72 % Preprocessing class: FMLLSMSLSSSNFFN.
% 0.26/13.72 % Scheduled 4 strats onto 8 cores with 299 seconds (2392 total)
% 0.26/13.72 % Starting G-E--_208_B07_F1_AE_CS_SP_PS_S0Y with 1495s (5) cores
% 0.26/13.72 % Starting new_bool_3 with 299s (1) cores
% 0.26/13.72 % Starting new_bool_1 with 299s (1) cores
% 0.26/13.72 % Starting sh5l with 299s (1) cores
% 0.26/13.72 % sh5l with pid 2689047 completed with status 0
% 0.26/13.72 % Result found by sh5l
% 0.26/13.72 % Preprocessing class: FMLLSMSLSSSNFFN.
% 0.26/13.72 % Scheduled 4 strats onto 8 cores with 299 seconds (2392 total)
% 0.26/13.72 % Starting G-E--_208_B07_F1_AE_CS_SP_PS_S0Y with 1495s (5) cores
% 0.26/13.72 % Starting new_bool_3 with 299s (1) cores
% 0.26/13.72 % Starting new_bool_1 with 299s (1) cores
% 0.26/13.72 % Starting sh5l with 299s (1) cores
% 0.26/13.72 % (lift_lambdas = 0, lambda_to_forall = 0,unroll_only_formulas = 0, sine = gf500_gu_R04_F100_L20000)
% 0.26/13.72 % SinE strategy is gf500_gu_R04_F100_L20000
% 0.26/13.72 % Search class: FGHSM-SMLM32-MFFFFFNN
% 0.26/13.72 % Scheduled 13 strats onto 1 cores with 298 seconds (298 total)
% 0.26/13.72 % Starting SubtermCWHack with 27s (1) cores
% 0.26/13.72 % SubtermCWHack with pid 2689059 completed with status 0
% 0.26/13.72 % Result found by SubtermCWHack
% 0.26/13.72 % Preprocessing class: FMLLSMSLSSSNFFN.
% 0.26/13.72 % Scheduled 4 strats onto 8 cores with 299 seconds (2392 total)
% 0.26/13.72 % Starting G-E--_208_B07_F1_AE_CS_SP_PS_S0Y with 1495s (5) cores
% 0.26/13.72 % Starting new_bool_3 with 299s (1) cores
% 0.26/13.72 % Starting new_bool_1 with 299s (1) cores
% 0.26/13.72 % Starting sh5l with 299s (1) cores
% 0.26/13.72 % (lift_lambdas = 0, lambda_to_forall = 0,unroll_only_formulas = 0, sine = gf500_gu_R04_F100_L20000)
% 0.26/13.72 % SinE strategy is gf500_gu_R04_F100_L20000
% 0.26/13.72 % Search class: FGHSM-SMLM32-MFFFFFNN
% 0.26/13.72 % Scheduled 13 strats onto 1 cores with 298 seconds (298 total)
% 0.26/13.72 % Starting SubtermCWHack with 27s (1) cores
% 0.26/13.72 % Preprocessing time : 0.352 s
% 0.26/13.72
% 0.26/13.72 % Proof found!
% 0.26/13.72 % SZS status Theorem
% 0.26/13.72 % SZS output start CNFRefutation
% See solution above
% 0.26/13.72 % Parsed axioms : 55590
% 0.26/13.72 % Removed by relevancy pruning/SinE : 50754
% 0.26/13.72 % Initial clauses : 8271
% 0.26/13.72 % Removed in clause preprocessing : 343
% 0.26/13.72 % Initial clauses in saturation : 7928
% 0.26/13.72 % Processed clauses : 6109
% 0.26/13.72 % ...of these trivial : 868
% 0.26/13.72 % ...subsumed : 376
% 0.26/13.72 % ...remaining for further processing : 4865
% 0.26/13.72 % Other redundant clauses eliminated : 183
% 0.26/13.72 % Clauses deleted for lack of memory : 0
% 0.26/13.72 % Backward-subsumed : 283
% 0.26/13.72 % Backward-rewritten : 771
% 0.26/13.72 % Generated clauses : 107719
% 0.26/13.72 % ...of the previous two non-redundant : 92290
% 0.26/13.72 % ...aggressively subsumed : 0
% 0.26/13.72 % Contextual simplify-reflections : 7
% 0.26/13.72 % Paramodulations : 107515
% 0.26/13.72 % Factorizations : 0
% 0.26/13.72 % NegExts : 0
% 0.26/13.72 % Equation resolutions : 184
% 0.26/13.72 % Disequality decompositions : 0
% 0.26/13.72 % Total rewrite steps : 2313
% 0.26/13.72 % ...of those cached : 1043
% 0.26/13.72 % Propositional unsat checks : 0
% 0.26/13.72 % Propositional check models : 0
% 0.26/13.72 % Propositional check unsatisfiable : 0
% 0.26/13.72 % Propositional clauses : 0
% 0.26/13.72 % Propositional clauses after purity: 0
% 0.26/13.72 % Propositional unsat core size : 0
% 0.26/13.72 % Propositional preprocessing time : 0.000
% 0.26/13.72 % Propositional encoding time : 0.000
% 0.26/13.72 % Propositional solver time : 0.000
% 0.26/13.72 % Success case prop preproc time : 0.000
% 0.26/13.72 % Success case prop encoding time : 0.000
% 0.26/13.72 % Success case prop solver time : 0.000
% 0.26/13.72 % Current number of processed clauses : 3776
% 0.26/13.72 % Positive orientable unit clauses : 2347
% 0.26/13.72 % Positive unorientable unit clauses: 1
% 0.26/13.72 % Negative unit clauses : 4
% 0.26/13.72 % Non-unit-clauses : 1424
% 0.26/13.72 % Current number of unprocessed clauses: 35419
% 0.26/13.72 % ...number of literals in the above : 135082
% 0.26/13.72 % Current number of archived formulas : 0
% 0.26/13.72 % Current number of archived clauses : 1074
% 0.26/13.72 % Clause-clause subsumption calls (NU) : 412799
% 0.26/13.72 % Rec. Clause-clause subsumption calls : 376337
% 0.26/13.72 % Non-unit clause-clause subsumptions : 392
% 0.26/13.72 % Unit Clause-clause subsumption calls : 209399
% 0.26/13.72 % Rewrite failures with RHS unbound : 7759
% 0.26/13.72 % BW rewrite match attempts : 21376
% 0.26/13.72 % BW rewrite match successes : 8320
% 0.26/13.72 % Condensation attempts : 0
% 0.26/13.72 % Condensation successes : 0
% 0.26/13.72 % Termbank termtop insertions : 1887581
% 0.26/13.72 % Search garbage collected termcells : 386699
% 0.26/13.72
% 0.26/13.72 % -------------------------------------------------
% 0.26/13.72 % User time : 5.001 s
% 0.26/13.72 % System time : 0.727 s
% 0.26/13.72 % Total time : 5.728 s
% 0.26/13.72 % Maximum resident set size: 142608 pages
% 0.26/13.72
% 0.26/13.72 % -------------------------------------------------
% 0.26/13.72 % User time : 6.885 s
% 0.26/13.72 % System time : 0.857 s
% 0.26/13.72 % Total time : 7.741 s
% 0.26/13.72 % Maximum resident set size: 64000 pages
% 0.26/13.72 % E exiting
%------------------------------------------------------------------------------