%------------------------------------------------------------------------------
% File : E---3.5.1
% Problem : COL077-1 : TPTP v9.3.1. Released v1.2.0.
% Transfm : none
% Format : tptp:raw
% Command : run_E /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% Computer : n007.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 12:09:32 PM UTC 2026
% Result : Unsatisfiable 0.40s 0.77s
% Output : CNFRefutation 0.40s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 5
% Syntax : Number of clauses : 18 ( 14 unt; 0 nHn; 9 RR)
% Number of literals : 22 ( 21 equ; 8 neg)
% Maximal clause size : 2 ( 1 avg)
% Maximal term depth : 6 ( 2 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 2 con; 0-2 aty)
% Number of variables : 27 ( 6 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(extensionality2,axiom,
( apply(X1,n(X1,X2)) != apply(X2,n(X1,X2))
| X1 = X2 ),
file('/export/starexec/sandbox2/benchmark/Axioms/COL001-0.ax',extensionality2) ).
cnf(abstraction,axiom,
apply(apply(apply(abstraction,X1),X2),X3) = apply(apply(X1,k(X3)),apply(X2,X3)),
file('/export/starexec/sandbox2/benchmark/Axioms/COL001-0.ax',abstraction) ).
cnf(k_definition,axiom,
apply(k(X1),X2) = X1,
file('/export/starexec/sandbox2/benchmark/Axioms/COL001-0.ax',k_definition) ).
cnf(prove_TRC1a,negated_conjecture,
apply(apply(apply(apply(apply(abstraction,abstraction),abstraction),abstraction),abstraction),abstraction) != identity,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_TRC1a) ).
cnf(identity_definition,axiom,
apply(identity,X1) = X1,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',identity_definition) ).
cnf(c_0_5,plain,
( apply(X1,n(X1,X2)) != apply(X2,n(X1,X2))
| X1 = X2 ),
inference(fof_simplification,[status(thm)],[extensionality2]) ).
cnf(c_0_6,axiom,
apply(apply(apply(abstraction,X1),X2),X3) = apply(apply(X1,k(X3)),apply(X2,X3)),
abstraction ).
cnf(c_0_7,axiom,
apply(k(X1),X2) = X1,
k_definition ).
cnf(c_0_8,negated_conjecture,
apply(apply(apply(apply(apply(abstraction,abstraction),abstraction),abstraction),abstraction),abstraction) != identity,
inference(fof_simplification,[status(thm)],[prove_TRC1a]) ).
cnf(c_0_9,plain,
( apply(X1,n(X1,X2)) != apply(X2,n(X1,X2))
| X1 = X2 ),
c_0_5 ).
cnf(c_0_10,axiom,
apply(identity,X1) = X1,
identity_definition ).
cnf(c_0_11,plain,
apply(apply(apply(apply(abstraction,abstraction),X1),X2),X3) = apply(X2,apply(apply(X1,X2),X3)),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_6,c_0_6]),c_0_7]) ).
cnf(c_0_12,negated_conjecture,
apply(apply(apply(apply(apply(abstraction,abstraction),abstraction),abstraction),abstraction),abstraction) != identity,
c_0_8 ).
cnf(c_0_13,plain,
( apply(X1,n(identity,X1)) != n(identity,X1)
| identity = X1 ),
inference(spm,[status(thm)],[c_0_9,c_0_10]) ).
cnf(c_0_14,plain,
apply(apply(apply(abstraction,apply(apply(abstraction,abstraction),X1)),X2),X3) = X3,
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_6,c_0_11]),c_0_7]) ).
cnf(c_0_15,negated_conjecture,
apply(apply(abstraction,apply(apply(abstraction,abstraction),abstraction)),abstraction) != identity,
inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_12,c_0_6]),c_0_6]),c_0_7]) ).
cnf(c_0_16,plain,
apply(apply(abstraction,apply(apply(abstraction,abstraction),X1)),X2) = identity,
inference(spm,[status(thm)],[c_0_13,c_0_14]) ).
cnf(c_0_17,negated_conjecture,
$false,
inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_15,c_0_16])]),
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : COL077-1 : TPTP v9.3.1. Released v1.2.0.
% 0.00/0.05 % Command : run_E /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.16/0.47 % Computer : n007.cluster.edu
% 0.16/0.47 % Model : x86_64 x86_64
% 0.16/0.47 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.47 % Memory : 8046.5625MB
% 0.16/0.47 % OS : Linux 6.8.0-71-generic
% 0.16/0.47 % CPULimit : 300
% 0.16/0.47 % WCLimit : 300
% 0.16/0.47 % DateTime : Mon Sep 21 14:07:22 UTC 2026
% 0.16/0.47 % CPUTime :
% 0.16/0.48 Running run_E /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.21/0.55 Running first-order theorem proving
% 0.21/0.55 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
% 0.40/0.77 % Version: 3.5.1
% 0.40/0.77 % Preprocessing class: FSSSSMSSSSSNFFN.
% 0.40/0.77 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.40/0.77 % Starting G-E--_302_C18_F1_URBAN_RG_S04BN with 1500s (5) cores
% 0.40/0.77 % Starting new_bool_3 with 300s (1) cores
% 0.40/0.77 % Starting new_bool_1 with 300s (1) cores
% 0.40/0.77 % Starting sh5l with 300s (1) cores
% 0.40/0.77 % G-E--_302_C18_F1_URBAN_RG_S04BN with pid 1290102 completed with status 0
% 0.40/0.77 % Result found by G-E--_302_C18_F1_URBAN_RG_S04BN
% 0.40/0.77 % Preprocessing class: FSSSSMSSSSSNFFN.
% 0.40/0.77 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.40/0.77 % Starting G-E--_302_C18_F1_URBAN_RG_S04BN with 1500s (5) cores
% 0.40/0.77 % (lift_lambdas = 1, lambda_to_forall = 1,unroll_only_formulas = 1, sine = Auto)
% 0.40/0.77 % No SInE strategy applied
% 0.40/0.77 % Search class: FGUPM-FFSF21-MFFFFFNN
% 0.40/0.77 % Scheduled 7 strats onto 5 cores with 1500 seconds (1500 total)
% 0.40/0.77 % Starting SubtermCWHack with 136s (1) cores
% 0.40/0.77 % Starting G-E--_302_C18_F1_URBAN_RG_S04BN with 151s (1) cores
% 0.40/0.77 % Starting C12_02_nc_SAT001_MinMin_p005000_rr with 136s (1) cores
% 0.40/0.77 % Starting new_bool_3 with 136s (1) cores
% 0.40/0.77 % Starting new_bool_1 with 136s (1) cores
% 0.40/0.77 % C12_02_nc_SAT001_MinMin_p005000_rr with pid 1290107 completed with status 0
% 0.40/0.77 % Result found by C12_02_nc_SAT001_MinMin_p005000_rr
% 0.40/0.77 % Preprocessing class: FSSSSMSSSSSNFFN.
% 0.40/0.77 % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.40/0.77 % Starting G-E--_302_C18_F1_URBAN_RG_S04BN with 1500s (5) cores
% 0.40/0.77 % (lift_lambdas = 1, lambda_to_forall = 1,unroll_only_formulas = 1, sine = Auto)
% 0.40/0.77 % No SInE strategy applied
% 0.40/0.77 % Search class: FGUPM-FFSF21-MFFFFFNN
% 0.40/0.77 % Scheduled 7 strats onto 5 cores with 1500 seconds (1500 total)
% 0.40/0.77 % Starting SubtermCWHack with 136s (1) cores
% 0.40/0.77 % Starting G-E--_302_C18_F1_URBAN_RG_S04BN with 151s (1) cores
% 0.40/0.77 % Starting C12_02_nc_SAT001_MinMin_p005000_rr with 136s (1) cores
% 0.40/0.77 % Preprocessing time : 0.002 s
% 0.40/0.77 % Presaturation interreduction done
% 0.40/0.77
% 0.40/0.77 % Proof found!
% 0.40/0.77 % SZS status Unsatisfiable
% 0.40/0.77 % SZS output start CNFRefutation
% See solution above
% 0.40/0.77 % Parsed axioms : 12
% 0.40/0.77 % Removed by relevancy pruning/SinE : 0
% 0.40/0.77 % Initial clauses : 12
% 0.40/0.77 % Removed in clause preprocessing : 0
% 0.40/0.77 % Initial clauses in saturation : 12
% 0.40/0.77 % Processed clauses : 377
% 0.40/0.77 % ...of these trivial : 13
% 0.40/0.77 % ...subsumed : 113
% 0.40/0.77 % ...remaining for further processing : 251
% 0.40/0.77 % Other redundant clauses eliminated : 7
% 0.40/0.77 % Clauses deleted for lack of memory : 0
% 0.40/0.77 % Backward-subsumed : 1
% 0.40/0.77 % Backward-rewritten : 61
% 0.40/0.77 % Generated clauses : 3690
% 0.40/0.77 % ...of the previous two non-redundant : 2682
% 0.40/0.77 % ...aggressively subsumed : 0
% 0.40/0.77 % Contextual simplify-reflections : 0
% 0.40/0.77 % Paramodulations : 3682
% 0.40/0.77 % Factorizations : 0
% 0.40/0.77 % NegExts : 0
% 0.40/0.77 % Equation resolutions : 8
% 0.40/0.77 % Disequality decompositions : 0
% 0.40/0.77 % Total rewrite steps : 3384
% 0.40/0.77 % ...of those cached : 2536
% 0.40/0.77 % Propositional unsat checks : 0
% 0.40/0.77 % Propositional check models : 0
% 0.40/0.77 % Propositional check unsatisfiable : 0
% 0.40/0.77 % Propositional clauses : 0
% 0.40/0.77 % Propositional clauses after purity: 0
% 0.40/0.77 % Propositional unsat core size : 0
% 0.40/0.77 % Propositional preprocessing time : 0.000
% 0.40/0.77 % Propositional encoding time : 0.000
% 0.40/0.77 % Propositional solver time : 0.000
% 0.40/0.77 % Success case prop preproc time : 0.000
% 0.40/0.77 % Success case prop encoding time : 0.000
% 0.40/0.77 % Success case prop solver time : 0.000
% 0.40/0.77 % Current number of processed clauses : 177
% 0.40/0.77 % Positive orientable unit clauses : 152
% 0.40/0.77 % Positive unorientable unit clauses: 3
% 0.40/0.77 % Negative unit clauses : 1
% 0.40/0.77 % Non-unit-clauses : 21
% 0.40/0.77 % Current number of unprocessed clauses: 2209
% 0.40/0.77 % ...number of literals in the above : 2640
% 0.40/0.77 % Current number of archived formulas : 0
% 0.40/0.77 % Current number of archived clauses : 74
% 0.40/0.77 % Clause-clause subsumption calls (NU) : 208
% 0.40/0.77 % Rec. Clause-clause subsumption calls : 208
% 0.40/0.77 % Non-unit clause-clause subsumptions : 112
% 0.40/0.77 % Unit Clause-clause subsumption calls : 36
% 0.40/0.77 % Rewrite failures with RHS unbound : 0
% 0.40/0.77 % BW rewrite match attempts : 786
% 0.40/0.77 % BW rewrite match successes : 61
% 0.40/0.77 % Condensation attempts : 0
% 0.40/0.77 % Condensation successes : 0
% 0.40/0.77 % Termbank termtop insertions : 58615
% 0.40/0.77 % Search garbage collected termcells : 7
% 0.40/0.77
% 0.40/0.77 % -------------------------------------------------
% 0.40/0.77 % User time : 0.087 s
% 0.40/0.77 % System time : 0.007 s
% 0.40/0.77 % Total time : 0.094 s
% 0.40/0.77 % Maximum resident set size: 3384 pages
% 0.40/0.77
% 0.40/0.77 % -------------------------------------------------
% 0.40/0.77 % User time : 0.679 s
% 0.40/0.77 % System time : 0.065 s
% 0.40/0.77 % Total time : 0.744 s
% 0.40/0.77 % Maximum resident set size: 4608 pages
% 0.40/0.77 % E exiting
%------------------------------------------------------------------------------