java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/reducercommutativity/avg40-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-29 23:53:16,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-29 23:53:16,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-29 23:53:16,950 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-29 23:53:16,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-29 23:53:16,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-29 23:53:16,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-29 23:53:16,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-29 23:53:16,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-29 23:53:16,959 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-29 23:53:16,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-29 23:53:16,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-29 23:53:16,961 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-29 23:53:16,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-29 23:53:16,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-29 23:53:16,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-29 23:53:16,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-29 23:53:16,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-29 23:53:16,968 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-29 23:53:16,970 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-29 23:53:16,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-29 23:53:16,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-29 23:53:16,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-29 23:53:16,975 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-29 23:53:16,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-29 23:53:16,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-29 23:53:16,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-29 23:53:16,978 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-29 23:53:16,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-29 23:53:16,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-29 23:53:16,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-29 23:53:16,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-29 23:53:16,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-29 23:53:16,985 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-29 23:53:16,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-29 23:53:16,987 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-29 23:53:16,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-29 23:53:16,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-29 23:53:16,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-29 23:53:16,992 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-29 23:53:16,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-29 23:53:16,994 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-29 23:53:17,018 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-29 23:53:17,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-29 23:53:17,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-29 23:53:17,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-29 23:53:17,021 INFO L138 SettingsManager]: * Use SBE=true [2019-08-29 23:53:17,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-29 23:53:17,022 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-29 23:53:17,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-29 23:53:17,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-29 23:53:17,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-29 23:53:17,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-29 23:53:17,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-29 23:53:17,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-29 23:53:17,024 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-29 23:53:17,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-29 23:53:17,025 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-29 23:53:17,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-29 23:53:17,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-29 23:53:17,025 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-29 23:53:17,026 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-29 23:53:17,026 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-29 23:53:17,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-29 23:53:17,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-29 23:53:17,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-29 23:53:17,027 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-29 23:53:17,027 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-29 23:53:17,027 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-29 23:53:17,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-29 23:53:17,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-29 23:53:17,066 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-29 23:53:17,079 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-29 23:53:17,083 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-29 23:53:17,084 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-29 23:53:17,085 INFO L275 PluginConnector]: CDTParser initialized [2019-08-29 23:53:17,086 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/avg40-2.i [2019-08-29 23:53:17,168 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/734769ad7/19dbdd405f214474a48711317891cac8/FLAGea644c6a4 [2019-08-29 23:53:17,631 INFO L306 CDTParser]: Found 1 translation units. [2019-08-29 23:53:17,631 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/avg40-2.i [2019-08-29 23:53:17,638 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/734769ad7/19dbdd405f214474a48711317891cac8/FLAGea644c6a4 [2019-08-29 23:53:18,049 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/734769ad7/19dbdd405f214474a48711317891cac8 [2019-08-29 23:53:18,063 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-29 23:53:18,065 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-29 23:53:18,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-29 23:53:18,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-29 23:53:18,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-29 23:53:18,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 11:53:18" (1/1) ... [2019-08-29 23:53:18,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4663b9f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 11:53:18, skipping insertion in model container [2019-08-29 23:53:18,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 11:53:18" (1/1) ... [2019-08-29 23:53:18,108 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-29 23:53:18,127 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-29 23:53:18,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-29 23:53:18,321 INFO L188 MainTranslator]: Completed pre-run [2019-08-29 23:53:18,343 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-29 23:53:18,451 INFO L192 MainTranslator]: Completed translation [2019-08-29 23:53:18,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 11:53:18 WrapperNode [2019-08-29 23:53:18,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-29 23:53:18,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-29 23:53:18,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-29 23:53:18,453 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-29 23:53:18,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 11:53:18" (1/1) ... [2019-08-29 23:53:18,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 11:53:18" (1/1) ... [2019-08-29 23:53:18,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 11:53:18" (1/1) ... [2019-08-29 23:53:18,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 11:53:18" (1/1) ... [2019-08-29 23:53:18,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 11:53:18" (1/1) ... [2019-08-29 23:53:18,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 11:53:18" (1/1) ... [2019-08-29 23:53:18,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 11:53:18" (1/1) ... [2019-08-29 23:53:18,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-29 23:53:18,491 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-29 23:53:18,491 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-29 23:53:18,491 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-29 23:53:18,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 11:53:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-29 23:53:18,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-29 23:53:18,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-29 23:53:18,545 INFO L138 BoogieDeclarations]: Found implementation of procedure avg [2019-08-29 23:53:18,545 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-29 23:53:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-29 23:53:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-29 23:53:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure avg [2019-08-29 23:53:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-29 23:53:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-29 23:53:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-29 23:53:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-29 23:53:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-29 23:53:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-29 23:53:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-29 23:53:18,866 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-29 23:53:18,866 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-29 23:53:18,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 11:53:18 BoogieIcfgContainer [2019-08-29 23:53:18,867 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-29 23:53:18,868 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-29 23:53:18,868 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-29 23:53:18,868 INFO L275 PluginConnector]: Sifa initialized [2019-08-29 23:53:18,869 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 11:53:18" (1/1) ... [2019-08-29 23:53:18,919 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-29 23:53:18,920 INFO L169 IcfgInterpreter]: Building call graph [2019-08-29 23:53:18,932 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-29 23:53:18,951 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-29 23:53:18,953 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-29 23:53:19,052 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-29 23:53:19,052 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-29 23:53:19,090 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-29 23:53:19,091 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-29 23:53:19,092 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-29 23:53:19,109 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-08-29 23:53:19,258 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2019-08-29 23:53:19,258 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-29 23:53:19,277 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-29 23:53:19,279 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-29 23:53:19,280 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:27, output treesize:28 [2019-08-29 23:58:21,221 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5175 conjuctions. This might take some time... [2019-08-29 23:58:22,888 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5175 conjuctions. [2019-08-30 00:00:02,848 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5175 conjuctions. This might take some time... [2019-08-30 00:00:04,625 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5175 conjuctions. [2019-08-30 00:00:25,735 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6868 conjuctions. This might take some time... [2019-08-30 00:00:28,907 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 6868 conjuctions. [2019-08-30 00:02:42,368 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5175 conjuctions. This might take some time... [2019-08-30 00:02:44,008 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5175 conjuctions. [2019-08-30 00:03:04,846 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6868 conjuctions. This might take some time... [2019-08-30 00:03:08,912 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 6868 conjuctions. [2019-08-30 00:03:08,999 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 8348 conjuctions. This might take some time... [2019-08-30 00:03:15,512 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 8348 conjuctions. [2019-08-30 00:06:25,954 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5175 conjuctions. This might take some time... [2019-08-30 00:06:27,613 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 5175 conjuctions. [2019-08-30 00:06:48,420 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6868 conjuctions. This might take some time... [2019-08-30 00:06:52,223 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 6868 conjuctions. [2019-08-30 00:06:52,311 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 8348 conjuctions. This might take some time... [2019-08-30 00:06:57,793 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 8348 conjuctions. [2019-08-30 00:06:57,903 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 10282 conjuctions. This might take some time... [2019-08-30 00:07:09,175 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 10282 conjuctions.