0.11/0.12 % Problem : theBenchmark.p : TPTP v0.0.0. Released v0.0.0. 0.11/0.12 % Command : run_E /export/starexec/sandbox/benchmark/theBenchmark.p 240 THM 0.12/0.33 % Computer : n005.cluster.edu 0.12/0.33 % Model : x86_64 x86_64 0.12/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz 0.12/0.33 % Memory : 8042.1875MB 0.12/0.33 % OS : Linux 3.10.0-693.el7.x86_64 0.12/0.33 % CPULimit : 1920 0.12/0.33 % WCLimit : 240 0.12/0.33 % DateTime : Wed Jul 30 02:00:34 EDT 2025 0.12/0.33 % CPUTime : 0.19/0.47 Running higher-order theorem proving 0.19/0.48 Running: /export/starexec/sandbox/solver/bin/eprover-ho --delete-bad-limit=2000000000 --definitional-cnf=24 -s --print-statistics -R --print-version --proof-object --auto-schedule=8 --cpu-limit=240 /export/starexec/sandbox/tmp/tmp.oT42fkyziC/E---3.1_7846.p 0.19/0.49 # Version: 3.0.0-ho 0.19/0.49 # Preprocessing class: HSSSSMSSSSSNFFN. 0.19/0.49 # Scheduled 4 strats onto 8 cores with 240 seconds (1920 total) 0.19/0.49 # Starting new_ho_10 with 1200s (5) cores 0.19/0.49 # Starting ho_unfolding_6 with 240s (1) cores 0.19/0.49 # Starting sh4l with 240s (1) cores 0.19/0.49 # Starting ehoh_best_nonlift_rwall with 240s (1) cores 0.19/0.49 # ho_unfolding_6 with pid 7925 completed with status 0 0.19/0.49 # Result found by ho_unfolding_6 0.19/0.49 # Preprocessing class: HSSSSMSSSSSNFFN. 0.19/0.49 # Scheduled 4 strats onto 8 cores with 240 seconds (1920 total) 0.19/0.49 # Starting new_ho_10 with 1200s (5) cores 0.19/0.49 # Starting ho_unfolding_6 with 240s (1) cores 0.19/0.49 # No SInE strategy applied 0.19/0.49 # Search class: HGUPS-FFSM22-SFFFFFNN 0.19/0.49 # partial match(2): HUUPS-FFSF22-SFFFFFNN 0.19/0.49 # Scheduled 6 strats onto 1 cores with 240 seconds (240 total) 0.19/0.49 # Starting new_ho_10 with 130s (1) cores 0.19/0.49 # new_ho_10 with pid 7929 completed with status 0 0.19/0.49 # Result found by new_ho_10 0.19/0.49 # Preprocessing class: HSSSSMSSSSSNFFN. 0.19/0.49 # Scheduled 4 strats onto 8 cores with 240 seconds (1920 total) 0.19/0.49 # Starting new_ho_10 with 1200s (5) cores 0.19/0.49 # Starting ho_unfolding_6 with 240s (1) cores 0.19/0.49 # No SInE strategy applied 0.19/0.49 # Search class: HGUPS-FFSM22-SFFFFFNN 0.19/0.49 # partial match(2): HUUPS-FFSF22-SFFFFFNN 0.19/0.49 # Scheduled 6 strats onto 1 cores with 240 seconds (240 total) 0.19/0.49 # Starting new_ho_10 with 130s (1) cores 0.19/0.49 # Preprocessing time : 0.001 s 0.19/0.49 # Presaturation interreduction done 0.19/0.49 0.19/0.49 # Proof found! 0.19/0.49 # SZS status Theorem 0.19/0.49 # SZS output start CNFRefutation 0.19/0.49 thf(decl_sort1, type, nat: $tType). 0.19/0.49 thf(decl_23, type, x: nat). 0.19/0.49 thf(decl_24, type, y: nat). 0.19/0.49 thf(decl_25, type, pl: nat > nat > nat). 0.19/0.49 thf(decl_26, type, esk1_0: nat). 0.19/0.49 thf(decl_27, type, esk2_0: nat). 0.19/0.49 thf(decl_28, type, esk3_0: nat). 0.19/0.49 thf(decl_29, type, esk4_0: nat). 0.19/0.49 thf(satz7, axiom, ![X1:nat, X2:nat]:(((X2)!=(pl @ X1 @ X2))), file('/export/starexec/sandbox/tmp/tmp.oT42fkyziC/E---3.1_7846.p', satz7)). 0.19/0.49 thf(satz9b, conjecture, ~(((((x)=(y))=>~(~(![X3:nat]:(((x)!=(pl @ y @ X3))))))=>~(~((~((~(![X3:nat]:(((y)!=(pl @ x @ X3))))=>((x)!=(y))))<=(~(~(![X3:nat]:(((y)!=(pl @ x @ X3)))))<=~(![X3:nat]:(((x)!=(pl @ y @ X3)))))))))), file('/export/starexec/sandbox/tmp/tmp.oT42fkyziC/E---3.1_7846.p', satz9b)). 0.19/0.49 thf(satz6, axiom, ![X1:nat, X2:nat]:(((pl @ X1 @ X2)=(pl @ X2 @ X1))), file('/export/starexec/sandbox/tmp/tmp.oT42fkyziC/E---3.1_7846.p', satz6)). 0.19/0.49 thf(satz5, axiom, ![X1:nat, X2:nat, X5:nat]:(((pl @ (pl @ X1 @ X2) @ X5)=(pl @ X1 @ (pl @ X2 @ X5)))), file('/export/starexec/sandbox/tmp/tmp.oT42fkyziC/E---3.1_7846.p', satz5)). 0.19/0.49 thf(c_0_4, plain, ![X1:nat, X2:nat]:(((X2)!=(pl @ X1 @ X2))), inference(fof_simplification,[status(thm)],[satz7])). 0.19/0.49 thf(c_0_5, negated_conjecture, ~(~(((((x)=(y))=>~(~(![X3:nat]:(((x)!=(pl @ y @ X3))))))=>~(~(((~(![X3:nat]:(((x)!=(pl @ y @ X3))))=>~(~(![X3:nat]:(((y)!=(pl @ x @ X3))))))=>~((~(![X3:nat]:(((y)!=(pl @ x @ X3))))=>((x)!=(y)))))))))), inference(fof_simplification,[status(thm)],[inference(assume_negation,[status(cth)],[satz9b])])). 0.19/0.49 thf(c_0_6, plain, ![X18:nat, X19:nat]:(((X19)!=(pl @ X18 @ X19))), inference(fof_nnf,[status(thm)],[inference(variable_rename,[status(thm)],[c_0_4])])). 0.19/0.49 thf(c_0_7, plain, ![X24:nat, X25:nat]:(((pl @ X24 @ X25)=(pl @ X25 @ X24))), inference(variable_rename,[status(thm)],[satz6])). 0.19/0.49 thf(c_0_8, negated_conjecture, ((((((y)=(pl @ x @ esk4_0))|((x)=(pl @ y @ esk2_0))|((x)=(y)))&(((x)=(y))|((x)=(pl @ y @ esk2_0))|((x)=(y))))&((((y)=(pl @ x @ esk4_0))|((y)=(pl @ x @ esk3_0))|((x)=(y)))&(((x)=(y))|((y)=(pl @ x @ esk3_0))|((x)=(y)))))&(((((y)=(pl @ x @ esk4_0))|((x)=(pl @ y @ esk2_0))|((x)=(pl @ y @ esk1_0)))&(((x)=(y))|((x)=(pl @ y @ esk2_0))|((x)=(pl @ y @ esk1_0))))&((((y)=(pl @ x @ esk4_0))|((y)=(pl @ x @ esk3_0))|((x)=(pl @ y @ esk1_0)))&(((x)=(y))|((y)=(pl @ x @ esk3_0))|((x)=(pl @ y @ esk1_0)))))), inference(distribute,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_5])])])])). 0.19/0.49 thf(c_0_9, plain, ![X2:nat, X1:nat]:(((X1)!=(pl @ X2 @ X1))), inference(split_conjunct,[status(thm)],[c_0_6])). 0.19/0.49 thf(c_0_10, plain, ![X2:nat, X1:nat]:(((pl @ X1 @ X2)=(pl @ X2 @ X1))), inference(split_conjunct,[status(thm)],[c_0_7])). 0.19/0.49 thf(c_0_11, negated_conjecture, (((x)=(y))|((x)=(pl @ y @ esk2_0))|((x)=(y))), inference(split_conjunct,[status(thm)],[c_0_8])). 0.19/0.49 thf(c_0_12, plain, ![X2:nat, X1:nat]:(((pl @ X1 @ X2)!=(X1))), inference(spm,[status(thm)],[c_0_9, c_0_10])). 0.19/0.49 thf(c_0_13, negated_conjecture, (((y)=(pl @ x @ esk4_0))|((y)=(pl @ x @ esk3_0))|((x)=(pl @ y @ esk1_0))), inference(split_conjunct,[status(thm)],[c_0_8])). 0.19/0.49 thf(c_0_14, plain, ![X26:nat, X27:nat, X28:nat]:(((pl @ (pl @ X26 @ X27) @ X28)=(pl @ X26 @ (pl @ X27 @ X28)))), inference(variable_rename,[status(thm)],[satz5])). 0.19/0.49 thf(c_0_15, negated_conjecture, (((y)=(x))|((x)=(pl @ y @ esk2_0))), inference(cn,[status(thm)],[c_0_11])). 0.19/0.49 thf(c_0_16, negated_conjecture, ((x)!=(y)), inference(sr,[status(thm)],[inference(sr,[status(thm)],[inference(local_rw,[status(thm)],[inference(spm,[status(thm)],[c_0_12, c_0_13])]), c_0_12]), c_0_12])). 0.19/0.49 thf(c_0_17, negated_conjecture, (((x)=(y))|((y)=(pl @ x @ esk3_0))|((x)=(y))), inference(split_conjunct,[status(thm)],[c_0_8])). 0.19/0.49 thf(c_0_18, plain, ![X1:nat, X2:nat, X3:nat]:(((pl @ (pl @ X1 @ X2) @ X3)=(pl @ X1 @ (pl @ X2 @ X3)))), inference(split_conjunct,[status(thm)],[c_0_14])). 0.19/0.49 thf(c_0_19, negated_conjecture, ((pl @ y @ esk2_0)=(x)), inference(sr,[status(thm)],[c_0_15, c_0_16])). 0.19/0.49 thf(c_0_20, negated_conjecture, (((y)=(x))|((y)=(pl @ x @ esk3_0))), inference(cn,[status(thm)],[c_0_17])). 0.19/0.49 thf(c_0_21, negated_conjecture, ![X1:nat]:(((pl @ y @ (pl @ esk2_0 @ X1))=(pl @ x @ X1))), inference(spm,[status(thm)],[c_0_18, c_0_19])). 0.19/0.49 thf(c_0_22, negated_conjecture, ((pl @ x @ esk3_0)=(y)), inference(sr,[status(thm)],[c_0_20, c_0_16])). 0.19/0.49 thf(c_0_23, negated_conjecture, ![X1:nat]:(((pl @ x @ X1)!=(y))), inference(spm,[status(thm)],[c_0_12, c_0_21])). 0.19/0.49 thf(c_0_24, negated_conjecture, ($false), inference(sr,[status(thm)],[c_0_22, c_0_23]), ['proof']). 0.19/0.49 # SZS output end CNFRefutation 0.19/0.49 # Parsed axioms : 9 0.19/0.49 # Removed by relevancy pruning/SinE : 0 0.19/0.49 # Initial clauses : 16 0.19/0.49 # Removed in clause preprocessing : 5 0.19/0.49 # Initial clauses in saturation : 11 0.19/0.49 # Processed clauses : 37 0.19/0.49 # ...of these trivial : 0 0.19/0.49 # ...subsumed : 9 0.19/0.49 # ...remaining for further processing : 28 0.19/0.49 # Other redundant clauses eliminated : 0 0.19/0.49 # Clauses deleted for lack of memory : 0 0.19/0.49 # Backward-subsumed : 3 0.19/0.49 # Backward-rewritten : 3 0.19/0.49 # Generated clauses : 63 0.19/0.49 # ...of the previous two non-redundant : 54 0.19/0.49 # ...aggressively subsumed : 0 0.19/0.49 # Contextual simplify-reflections : 0 0.19/0.49 # Paramodulations : 60 0.19/0.49 # Factorizations : 0 0.19/0.49 # NegExts : 0 0.19/0.49 # Equation resolutions : 0 0.19/0.49 # Disequality decompositions : 0 0.19/0.49 # Total rewrite steps : 16 0.19/0.49 # ...of those cached : 3 0.19/0.49 # Propositional unsat checks : 0 0.19/0.49 # Propositional check models : 0 0.19/0.49 # Propositional check unsatisfiable : 0 0.19/0.49 # Propositional clauses : 0 0.19/0.49 # Propositional clauses after purity: 0 0.19/0.49 # Propositional unsat core size : 0 0.19/0.49 # Propositional preprocessing time : 0.000 0.19/0.49 # Propositional encoding time : 0.000 0.19/0.49 # Propositional solver time : 0.000 0.19/0.49 # Success case prop preproc time : 0.000 0.19/0.49 # Success case prop encoding time : 0.000 0.19/0.49 # Success case prop solver time : 0.000 0.19/0.49 # Current number of processed clauses : 12 0.19/0.49 # Positive orientable unit clauses : 4 0.19/0.49 # Positive unorientable unit clauses: 1 0.19/0.49 # Negative unit clauses : 7 0.19/0.49 # Non-unit-clauses : 0 0.19/0.49 # Current number of unprocessed clauses: 32 0.19/0.49 # ...number of literals in the above : 42 0.19/0.49 # Current number of archived formulas : 0 0.19/0.49 # Current number of archived clauses : 16 0.19/0.49 # Clause-clause subsumption calls (NU) : 40 0.19/0.49 # Rec. Clause-clause subsumption calls : 35 0.19/0.49 # Non-unit clause-clause subsumptions : 4 0.19/0.49 # Unit Clause-clause subsumption calls : 25 0.19/0.49 # Rewrite failures with RHS unbound : 0 0.19/0.49 # BW rewrite match attempts : 22 0.19/0.49 # BW rewrite match successes : 22 0.19/0.49 # Condensation attempts : 37 0.19/0.49 # Condensation successes : 0 0.19/0.49 # Termbank termtop insertions : 1118 0.19/0.49 # Search garbage collected termcells : 154 0.19/0.49 0.19/0.49 # ------------------------------------------------- 0.19/0.49 # User time : 0.007 s 0.19/0.49 # System time : 0.000 s 0.19/0.49 # Total time : 0.007 s 0.19/0.49 # Maximum resident set size: 1776 pages 0.19/0.49 0.19/0.49 # ------------------------------------------------- 0.19/0.49 # User time : 0.009 s 0.19/0.49 # System time : 0.002 s 0.19/0.49 # Total time : 0.010 s 0.19/0.49 # Maximum resident set size: 1720 pages 0.19/0.49 % E exiting 0.19/0.50 % E exiting 0.19/0.50 EOF