/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi002_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-26 00:27:13,243 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-26 00:27:13,246 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-26 00:27:13,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-26 00:27:13,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-26 00:27:13,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-26 00:27:13,306 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-26 00:27:13,307 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-26 00:27:13,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-26 00:27:13,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-26 00:27:13,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-26 00:27:13,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-26 00:27:13,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-26 00:27:13,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-26 00:27:13,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-26 00:27:13,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-26 00:27:13,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-26 00:27:13,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-26 00:27:13,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-26 00:27:13,341 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-26 00:27:13,345 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf [2021-03-26 00:27:13,381 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-26 00:27:13,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-26 00:27:13,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-26 00:27:13,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-26 00:27:13,385 INFO L138 SettingsManager]: * Use SBE=true [2021-03-26 00:27:13,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-26 00:27:13,385 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-26 00:27:13,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-26 00:27:13,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-26 00:27:13,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-26 00:27:13,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-26 00:27:13,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-26 00:27:13,387 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-26 00:27:13,387 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-26 00:27:13,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-26 00:27:13,387 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-26 00:27:13,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-26 00:27:13,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-26 00:27:13,387 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-26 00:27:13,387 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-26 00:27:13,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-26 00:27:13,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 00:27:13,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-26 00:27:13,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-26 00:27:13,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-26 00:27:13,388 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-26 00:27:13,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-26 00:27:13,389 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-03-26 00:27:13,389 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-26 00:27:13,389 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-26 00:27:13,389 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-26 00:27:13,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-26 00:27:13,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-26 00:27:13,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-26 00:27:13,734 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-26 00:27:13,734 INFO L275 PluginConnector]: CDTParser initialized [2021-03-26 00:27:13,735 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi002_pso.oepc.i [2021-03-26 00:27:13,796 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50e217478/61f45699733e422f832e77702538c7bf/FLAG576448077 [2021-03-26 00:27:14,269 INFO L306 CDTParser]: Found 1 translation units. [2021-03-26 00:27:14,280 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_pso.oepc.i [2021-03-26 00:27:14,296 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50e217478/61f45699733e422f832e77702538c7bf/FLAG576448077 [2021-03-26 00:27:14,772 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50e217478/61f45699733e422f832e77702538c7bf [2021-03-26 00:27:14,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-26 00:27:14,778 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-26 00:27:14,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-26 00:27:14,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-26 00:27:14,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-26 00:27:14,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 12:27:14" (1/1) ... [2021-03-26 00:27:14,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6014564e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:27:14, skipping insertion in model container [2021-03-26 00:27:14,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 12:27:14" (1/1) ... [2021-03-26 00:27:14,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-26 00:27:14,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-26 00:27:14,934 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_pso.oepc.i[992,1005] [2021-03-26 00:27:15,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 00:27:15,171 INFO L203 MainTranslator]: Completed pre-run [2021-03-26 00:27:15,182 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_pso.oepc.i[992,1005] [2021-03-26 00:27:15,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 00:27:15,301 INFO L208 MainTranslator]: Completed translation [2021-03-26 00:27:15,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:27:15 WrapperNode [2021-03-26 00:27:15,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-26 00:27:15,303 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-26 00:27:15,303 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-26 00:27:15,303 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-26 00:27:15,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:27:15" (1/1) ... [2021-03-26 00:27:15,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:27:15" (1/1) ... [2021-03-26 00:27:15,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-26 00:27:15,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-26 00:27:15,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-26 00:27:15,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-26 00:27:15,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:27:15" (1/1) ... [2021-03-26 00:27:15,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:27:15" (1/1) ... [2021-03-26 00:27:15,365 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:27:15" (1/1) ... [2021-03-26 00:27:15,366 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:27:15" (1/1) ... [2021-03-26 00:27:15,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:27:15" (1/1) ... [2021-03-26 00:27:15,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:27:15" (1/1) ... [2021-03-26 00:27:15,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:27:15" (1/1) ... [2021-03-26 00:27:15,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-26 00:27:15,390 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-26 00:27:15,390 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-26 00:27:15,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-26 00:27:15,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:27:15" (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 [2021-03-26 00:27:15,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-26 00:27:15,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-26 00:27:15,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-26 00:27:15,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-26 00:27:15,463 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-26 00:27:15,463 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-26 00:27:15,464 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-26 00:27:15,464 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-26 00:27:15,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-26 00:27:15,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-26 00:27:15,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-26 00:27:15,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-26 00:27:15,466 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-26 00:27:18,133 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-26 00:27:18,133 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-26 00:27:18,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 12:27:18 BoogieIcfgContainer [2021-03-26 00:27:18,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-26 00:27:18,137 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-26 00:27:18,138 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-26 00:27:18,140 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-26 00:27:18,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.03 12:27:14" (1/3) ... [2021-03-26 00:27:18,141 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7863d093 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 12:27:18, skipping insertion in model container [2021-03-26 00:27:18,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:27:15" (2/3) ... [2021-03-26 00:27:18,141 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7863d093 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 12:27:18, skipping insertion in model container [2021-03-26 00:27:18,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 12:27:18" (3/3) ... [2021-03-26 00:27:18,143 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi002_pso.oepc.i [2021-03-26 00:27:18,148 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-26 00:27:18,152 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-26 00:27:18,153 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-26 00:27:18,202 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,202 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,202 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,202 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,203 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,203 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,203 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,203 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,203 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,203 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,203 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,204 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,204 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,204 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,204 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,204 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,204 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,205 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,205 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,205 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,205 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,205 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,205 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,206 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,206 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,206 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,206 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,207 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,207 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,207 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,207 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,207 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,207 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,207 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,207 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,208 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,208 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,208 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,208 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,208 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,208 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,210 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,210 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,210 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,210 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,210 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,210 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,210 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,211 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,211 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,211 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,213 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,213 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,213 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,213 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,213 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,213 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,223 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,231 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,231 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,231 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,231 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,232 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,232 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,232 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,232 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,232 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,232 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,232 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,232 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,232 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,232 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,233 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,233 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,233 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,233 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,233 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,233 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,233 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,234 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,234 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,234 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,234 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,234 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,234 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,234 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,234 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,235 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,235 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,235 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,235 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,235 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,235 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,235 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,235 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,235 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,235 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,235 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,237 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,237 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,237 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,237 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,237 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,237 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,237 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,239 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,239 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,239 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,239 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,239 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,239 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,247 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,247 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,249 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,249 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,249 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,249 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,249 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,249 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,249 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,250 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,250 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,250 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,250 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,250 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,250 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,250 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,250 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,250 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,251 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,251 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,251 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,251 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,251 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,251 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,251 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,251 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,252 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,252 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,252 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,252 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,252 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,252 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,252 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,252 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,253 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,253 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,253 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,253 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,253 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,253 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,253 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,257 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,257 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,257 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,257 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,257 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,257 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,257 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,257 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,258 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,259 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:27:18,261 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-26 00:27:18,277 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-26 00:27:18,310 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 00:27:18,310 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 00:27:18,310 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 00:27:18,311 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 00:27:18,311 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 00:27:18,311 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 00:27:18,311 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 00:27:18,311 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 00:27:18,323 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 85 transitions, 180 flow [2021-03-26 00:27:18,362 INFO L129 PetriNetUnfolder]: 2/83 cut-off events. [2021-03-26 00:27:18,362 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:27:18,376 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90 conditions, 83 events. 2/83 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 58 event pairs, 0 based on Foata normal form. 0/79 useless extension candidates. Maximal degree in co-relation 49. Up to 2 conditions per place. [2021-03-26 00:27:18,376 INFO L82 GeneralOperation]: Start removeDead. Operand has 90 places, 85 transitions, 180 flow [2021-03-26 00:27:18,382 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 88 places, 83 transitions, 172 flow [2021-03-26 00:27:18,383 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:27:18,393 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 88 places, 83 transitions, 172 flow [2021-03-26 00:27:18,397 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 88 places, 83 transitions, 172 flow [2021-03-26 00:27:18,400 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 88 places, 83 transitions, 172 flow [2021-03-26 00:27:18,426 INFO L129 PetriNetUnfolder]: 2/83 cut-off events. [2021-03-26 00:27:18,426 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:27:18,427 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90 conditions, 83 events. 2/83 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 60 event pairs, 0 based on Foata normal form. 0/79 useless extension candidates. Maximal degree in co-relation 49. Up to 2 conditions per place. [2021-03-26 00:27:18,430 INFO L142 LiptonReduction]: Number of co-enabled transitions 1124 [2021-03-26 00:27:19,542 WARN L205 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 188 [2021-03-26 00:27:20,111 WARN L205 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 185 [2021-03-26 00:27:21,520 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 312 DAG size of output: 268 [2021-03-26 00:27:22,066 WARN L205 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 265 [2021-03-26 00:27:22,326 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-26 00:27:22,693 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2021-03-26 00:27:22,798 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-26 00:27:24,062 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2021-03-26 00:27:24,367 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2021-03-26 00:27:25,489 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 267 DAG size of output: 266 [2021-03-26 00:27:26,120 WARN L205 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 266 [2021-03-26 00:27:27,001 INFO L154 LiptonReduction]: Checked pairs total: 1858 [2021-03-26 00:27:27,001 INFO L156 LiptonReduction]: Total number of compositions: 57 [2021-03-26 00:27:27,005 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8622 [2021-03-26 00:27:27,016 INFO L129 PetriNetUnfolder]: 0/15 cut-off events. [2021-03-26 00:27:27,016 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:27:27,016 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:27:27,017 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:27:27,017 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:27:27,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:27:27,023 INFO L82 PathProgramCache]: Analyzing trace with hash 985276753, now seen corresponding path program 1 times [2021-03-26 00:27:27,034 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:27:27,035 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369882594] [2021-03-26 00:27:27,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:27:27,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:27:27,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:27,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:27:27,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:27,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:27:27,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:27:27,262 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369882594] [2021-03-26 00:27:27,263 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:27:27,263 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 00:27:27,263 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170319261] [2021-03-26 00:27:27,270 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 00:27:27,270 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:27:27,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 00:27:27,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 00:27:27,286 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 116 out of 142 [2021-03-26 00:27:27,292 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 38 places, 32 transitions, 70 flow. Second operand has 3 states, 3 states have (on average 116.66666666666667) internal successors, (350), 3 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:27,292 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:27:27,292 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 116 of 142 [2021-03-26 00:27:27,293 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:27:27,406 INFO L129 PetriNetUnfolder]: 57/161 cut-off events. [2021-03-26 00:27:27,407 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:27:27,407 INFO L84 FinitePrefix]: Finished finitePrefix Result has 274 conditions, 161 events. 57/161 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 699 event pairs, 6 based on Foata normal form. 0/154 useless extension candidates. Maximal degree in co-relation 256. Up to 88 conditions per place. [2021-03-26 00:27:27,409 INFO L132 encePairwiseOnDemand]: 138/142 looper letters, 12 selfloop transitions, 2 changer transitions 0/35 dead transitions. [2021-03-26 00:27:27,409 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 39 places, 35 transitions, 104 flow [2021-03-26 00:27:27,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 00:27:27,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 00:27:27,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 365 transitions. [2021-03-26 00:27:27,427 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8568075117370892 [2021-03-26 00:27:27,428 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 365 transitions. [2021-03-26 00:27:27,428 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 365 transitions. [2021-03-26 00:27:27,431 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:27:27,433 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 365 transitions. [2021-03-26 00:27:27,435 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:27,441 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 142.0) internal successors, (568), 4 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:27,442 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 142.0) internal successors, (568), 4 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:27,443 INFO L185 Difference]: Start difference. First operand has 38 places, 32 transitions, 70 flow. Second operand 3 states and 365 transitions. [2021-03-26 00:27:27,444 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 39 places, 35 transitions, 104 flow [2021-03-26 00:27:27,446 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 35 transitions, 102 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 00:27:27,447 INFO L241 Difference]: Finished difference. Result has 37 places, 30 transitions, 68 flow [2021-03-26 00:27:27,448 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=142, PETRI_DIFFERENCE_MINUEND_FLOW=64, PETRI_DIFFERENCE_MINUEND_PLACES=35, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=30, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=68, PETRI_PLACES=37, PETRI_TRANSITIONS=30} [2021-03-26 00:27:27,448 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, -1 predicate places. [2021-03-26 00:27:27,448 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:27:27,448 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 37 places, 30 transitions, 68 flow [2021-03-26 00:27:27,449 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 37 places, 30 transitions, 68 flow [2021-03-26 00:27:27,449 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 37 places, 30 transitions, 68 flow [2021-03-26 00:27:27,453 INFO L129 PetriNetUnfolder]: 0/30 cut-off events. [2021-03-26 00:27:27,453 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:27:27,453 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38 conditions, 30 events. 0/30 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 27 event pairs, 0 based on Foata normal form. 0/29 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-03-26 00:27:27,454 INFO L142 LiptonReduction]: Number of co-enabled transitions 210 [2021-03-26 00:27:28,377 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-03-26 00:27:28,727 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-03-26 00:27:29,329 WARN L205 SmtUtils]: Spent 599.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2021-03-26 00:27:29,978 WARN L205 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2021-03-26 00:27:30,625 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2021-03-26 00:27:30,950 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2021-03-26 00:27:31,662 WARN L205 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 280 [2021-03-26 00:27:32,390 WARN L205 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 280 [2021-03-26 00:27:33,203 WARN L205 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 174 [2021-03-26 00:27:33,765 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 171 [2021-03-26 00:27:35,076 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 298 DAG size of output: 254 [2021-03-26 00:27:35,669 WARN L205 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2021-03-26 00:27:35,674 INFO L154 LiptonReduction]: Checked pairs total: 754 [2021-03-26 00:27:35,674 INFO L156 LiptonReduction]: Total number of compositions: 11 [2021-03-26 00:27:35,674 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8226 [2021-03-26 00:27:35,675 INFO L480 AbstractCegarLoop]: Abstraction has has 27 places, 20 transitions, 48 flow [2021-03-26 00:27:35,676 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 116.66666666666667) internal successors, (350), 3 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:35,676 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:27:35,676 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:27:35,676 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-26 00:27:35,676 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:27:35,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:27:35,677 INFO L82 PathProgramCache]: Analyzing trace with hash 575567191, now seen corresponding path program 1 times [2021-03-26 00:27:35,677 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:27:35,677 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304598063] [2021-03-26 00:27:35,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:27:35,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:27:35,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:35,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:27:35,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:35,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:27:35,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:35,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 00:27:35,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:27:35,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304598063] [2021-03-26 00:27:35,811 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:27:35,811 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 00:27:35,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424009428] [2021-03-26 00:27:35,813 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 00:27:35,813 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:27:35,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 00:27:35,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 00:27:35,816 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 153 [2021-03-26 00:27:35,817 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 27 places, 20 transitions, 48 flow. Second operand has 4 states, 4 states have (on average 123.75) internal successors, (495), 4 states have internal predecessors, (495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:35,817 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:27:35,817 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 153 [2021-03-26 00:27:35,817 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:27:35,859 INFO L129 PetriNetUnfolder]: 1/23 cut-off events. [2021-03-26 00:27:35,859 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:27:35,860 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38 conditions, 23 events. 1/23 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 36 event pairs, 0 based on Foata normal form. 0/22 useless extension candidates. Maximal degree in co-relation 27. Up to 3 conditions per place. [2021-03-26 00:27:35,860 INFO L132 encePairwiseOnDemand]: 149/153 looper letters, 1 selfloop transitions, 2 changer transitions 4/22 dead transitions. [2021-03-26 00:27:35,860 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 31 places, 22 transitions, 64 flow [2021-03-26 00:27:35,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 00:27:35,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 00:27:35,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 622 transitions. [2021-03-26 00:27:35,863 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8130718954248366 [2021-03-26 00:27:35,863 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 622 transitions. [2021-03-26 00:27:35,864 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 622 transitions. [2021-03-26 00:27:35,864 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:27:35,864 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 622 transitions. [2021-03-26 00:27:35,866 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 124.4) internal successors, (622), 5 states have internal predecessors, (622), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:35,869 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 153.0) internal successors, (918), 6 states have internal predecessors, (918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:35,870 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 153.0) internal successors, (918), 6 states have internal predecessors, (918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:35,870 INFO L185 Difference]: Start difference. First operand has 27 places, 20 transitions, 48 flow. Second operand 5 states and 622 transitions. [2021-03-26 00:27:35,870 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 31 places, 22 transitions, 64 flow [2021-03-26 00:27:35,871 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 29 places, 22 transitions, 60 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 00:27:35,872 INFO L241 Difference]: Finished difference. Result has 30 places, 18 transitions, 48 flow [2021-03-26 00:27:35,872 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=44, PETRI_DIFFERENCE_MINUEND_PLACES=25, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=20, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=48, PETRI_PLACES=30, PETRI_TRANSITIONS=18} [2021-03-26 00:27:35,872 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, -8 predicate places. [2021-03-26 00:27:35,873 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:27:35,873 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 30 places, 18 transitions, 48 flow [2021-03-26 00:27:35,873 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 30 places, 18 transitions, 48 flow [2021-03-26 00:27:35,873 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 26 places, 18 transitions, 48 flow [2021-03-26 00:27:35,880 INFO L129 PetriNetUnfolder]: 0/18 cut-off events. [2021-03-26 00:27:35,880 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:27:35,880 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29 conditions, 18 events. 0/18 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 20 event pairs, 0 based on Foata normal form. 0/18 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-26 00:27:35,882 INFO L142 LiptonReduction]: Number of co-enabled transitions 108 [2021-03-26 00:27:36,792 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2021-03-26 00:27:36,925 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-26 00:27:37,197 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2021-03-26 00:27:37,329 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-26 00:27:37,331 INFO L154 LiptonReduction]: Checked pairs total: 402 [2021-03-26 00:27:37,331 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 00:27:37,332 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1459 [2021-03-26 00:27:37,333 INFO L480 AbstractCegarLoop]: Abstraction has has 24 places, 16 transitions, 44 flow [2021-03-26 00:27:37,333 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 123.75) internal successors, (495), 4 states have internal predecessors, (495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:37,333 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:27:37,333 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:27:37,333 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-26 00:27:37,333 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:27:37,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:27:37,334 INFO L82 PathProgramCache]: Analyzing trace with hash 2023798941, now seen corresponding path program 1 times [2021-03-26 00:27:37,334 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:27:37,334 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48582603] [2021-03-26 00:27:37,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:27:37,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:27:37,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:37,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:27:37,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:27:37,457 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48582603] [2021-03-26 00:27:37,457 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:27:37,457 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-26 00:27:37,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61945803] [2021-03-26 00:27:37,457 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 00:27:37,457 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:27:37,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 00:27:37,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 00:27:37,459 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 132 out of 155 [2021-03-26 00:27:37,459 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 24 places, 16 transitions, 44 flow. Second operand has 3 states, 3 states have (on average 132.66666666666666) internal successors, (398), 3 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:37,459 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:27:37,459 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 132 of 155 [2021-03-26 00:27:37,459 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:27:37,474 INFO L129 PetriNetUnfolder]: 0/16 cut-off events. [2021-03-26 00:27:37,474 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-26 00:27:37,474 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31 conditions, 16 events. 0/16 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 20 event pairs, 0 based on Foata normal form. 1/17 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-26 00:27:37,475 INFO L132 encePairwiseOnDemand]: 152/155 looper letters, 1 selfloop transitions, 2 changer transitions 0/16 dead transitions. [2021-03-26 00:27:37,475 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 26 places, 16 transitions, 50 flow [2021-03-26 00:27:37,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 00:27:37,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 00:27:37,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 400 transitions. [2021-03-26 00:27:37,477 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8602150537634409 [2021-03-26 00:27:37,477 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 400 transitions. [2021-03-26 00:27:37,477 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 400 transitions. [2021-03-26 00:27:37,477 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:27:37,477 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 400 transitions. [2021-03-26 00:27:37,479 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 133.33333333333334) internal successors, (400), 3 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:37,480 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 155.0) internal successors, (620), 4 states have internal predecessors, (620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:37,480 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 155.0) internal successors, (620), 4 states have internal predecessors, (620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:37,480 INFO L185 Difference]: Start difference. First operand has 24 places, 16 transitions, 44 flow. Second operand 3 states and 400 transitions. [2021-03-26 00:27:37,480 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 26 places, 16 transitions, 50 flow [2021-03-26 00:27:37,480 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 24 places, 16 transitions, 46 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 00:27:37,481 INFO L241 Difference]: Finished difference. Result has 25 places, 16 transitions, 48 flow [2021-03-26 00:27:37,481 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=155, PETRI_DIFFERENCE_MINUEND_FLOW=40, PETRI_DIFFERENCE_MINUEND_PLACES=22, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=16, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=14, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=48, PETRI_PLACES=25, PETRI_TRANSITIONS=16} [2021-03-26 00:27:37,481 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, -13 predicate places. [2021-03-26 00:27:37,481 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:27:37,481 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 25 places, 16 transitions, 48 flow [2021-03-26 00:27:37,482 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 25 places, 16 transitions, 48 flow [2021-03-26 00:27:37,482 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 25 places, 16 transitions, 48 flow [2021-03-26 00:27:37,486 INFO L129 PetriNetUnfolder]: 0/16 cut-off events. [2021-03-26 00:27:37,486 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 00:27:37,486 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30 conditions, 16 events. 0/16 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 20 event pairs, 0 based on Foata normal form. 0/16 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-26 00:27:37,486 INFO L142 LiptonReduction]: Number of co-enabled transitions 104 [2021-03-26 00:27:37,668 INFO L154 LiptonReduction]: Checked pairs total: 124 [2021-03-26 00:27:37,668 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 00:27:37,668 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 187 [2021-03-26 00:27:37,669 INFO L480 AbstractCegarLoop]: Abstraction has has 25 places, 16 transitions, 48 flow [2021-03-26 00:27:37,669 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 132.66666666666666) internal successors, (398), 3 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:37,669 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:27:37,669 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:27:37,670 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-26 00:27:37,670 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:27:37,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:27:37,670 INFO L82 PathProgramCache]: Analyzing trace with hash -2146702797, now seen corresponding path program 1 times [2021-03-26 00:27:37,670 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:27:37,670 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771531683] [2021-03-26 00:27:37,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:27:37,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:27:37,834 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 00:27:37,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 00:27:37,843 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-26 00:27:37,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 00:27:37,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:37,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 00:27:37,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:37,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 00:27:37,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:27:37,881 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771531683] [2021-03-26 00:27:37,881 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:27:37,881 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 00:27:37,882 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201121164] [2021-03-26 00:27:37,882 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 00:27:37,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:27:37,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 00:27:37,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-26 00:27:37,883 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 155 [2021-03-26 00:27:37,884 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 25 places, 16 transitions, 48 flow. Second operand has 6 states, 6 states have (on average 99.33333333333333) internal successors, (596), 6 states have internal predecessors, (596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:37,884 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:27:37,884 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 155 [2021-03-26 00:27:37,884 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:27:38,081 INFO L129 PetriNetUnfolder]: 165/302 cut-off events. [2021-03-26 00:27:38,081 INFO L130 PetriNetUnfolder]: For 57/57 co-relation queries the response was YES. [2021-03-26 00:27:38,085 INFO L84 FinitePrefix]: Finished finitePrefix Result has 705 conditions, 302 events. 165/302 cut-off events. For 57/57 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 1205 event pairs, 12 based on Foata normal form. 9/309 useless extension candidates. Maximal degree in co-relation 694. Up to 157 conditions per place. [2021-03-26 00:27:38,089 INFO L132 encePairwiseOnDemand]: 145/155 looper letters, 17 selfloop transitions, 8 changer transitions 17/46 dead transitions. [2021-03-26 00:27:38,089 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 30 places, 46 transitions, 199 flow [2021-03-26 00:27:38,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 00:27:38,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 00:27:38,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 632 transitions. [2021-03-26 00:27:38,092 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6795698924731183 [2021-03-26 00:27:38,092 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 632 transitions. [2021-03-26 00:27:38,092 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 632 transitions. [2021-03-26 00:27:38,092 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:27:38,092 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 632 transitions. [2021-03-26 00:27:38,094 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 105.33333333333333) internal successors, (632), 6 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:38,096 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 155.0) internal successors, (1085), 7 states have internal predecessors, (1085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:38,096 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 155.0) internal successors, (1085), 7 states have internal predecessors, (1085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:38,097 INFO L185 Difference]: Start difference. First operand has 25 places, 16 transitions, 48 flow. Second operand 6 states and 632 transitions. [2021-03-26 00:27:38,097 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 30 places, 46 transitions, 199 flow [2021-03-26 00:27:38,100 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 28 places, 46 transitions, 193 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 00:27:38,101 INFO L241 Difference]: Finished difference. Result has 32 places, 23 transitions, 104 flow [2021-03-26 00:27:38,101 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=155, PETRI_DIFFERENCE_MINUEND_FLOW=44, PETRI_DIFFERENCE_MINUEND_PLACES=23, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=16, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=9, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=104, PETRI_PLACES=32, PETRI_TRANSITIONS=23} [2021-03-26 00:27:38,101 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, -6 predicate places. [2021-03-26 00:27:38,101 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:27:38,101 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 32 places, 23 transitions, 104 flow [2021-03-26 00:27:38,102 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 32 places, 23 transitions, 104 flow [2021-03-26 00:27:38,102 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 30 places, 23 transitions, 104 flow [2021-03-26 00:27:38,116 INFO L129 PetriNetUnfolder]: 28/81 cut-off events. [2021-03-26 00:27:38,116 INFO L130 PetriNetUnfolder]: For 32/32 co-relation queries the response was YES. [2021-03-26 00:27:38,116 INFO L84 FinitePrefix]: Finished finitePrefix Result has 213 conditions, 81 events. 28/81 cut-off events. For 32/32 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 296 event pairs, 13 based on Foata normal form. 0/77 useless extension candidates. Maximal degree in co-relation 200. Up to 46 conditions per place. [2021-03-26 00:27:38,117 INFO L142 LiptonReduction]: Number of co-enabled transitions 96 [2021-03-26 00:27:38,149 INFO L154 LiptonReduction]: Checked pairs total: 23 [2021-03-26 00:27:38,149 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 00:27:38,150 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 49 [2021-03-26 00:27:38,155 INFO L480 AbstractCegarLoop]: Abstraction has has 30 places, 23 transitions, 104 flow [2021-03-26 00:27:38,155 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 99.33333333333333) internal successors, (596), 6 states have internal predecessors, (596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:38,155 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:27:38,155 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:27:38,156 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-26 00:27:38,156 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:27:38,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:27:38,156 INFO L82 PathProgramCache]: Analyzing trace with hash -2034583339, now seen corresponding path program 2 times [2021-03-26 00:27:38,156 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:27:38,156 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265216460] [2021-03-26 00:27:38,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:27:38,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:27:38,273 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-26 00:27:38,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 00:27:38,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:38,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 00:27:38,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:38,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 00:27:38,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:38,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 00:27:38,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:38,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 00:27:38,378 INFO L142 QuantifierPusher]: treesize reduction 16, result has 50.0 percent of original size [2021-03-26 00:27:38,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 00:27:38,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:27:38,397 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265216460] [2021-03-26 00:27:38,397 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:27:38,397 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 00:27:38,397 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677921031] [2021-03-26 00:27:38,398 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 00:27:38,398 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:27:38,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 00:27:38,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-03-26 00:27:38,407 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 88 out of 155 [2021-03-26 00:27:38,408 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 30 places, 23 transitions, 104 flow. Second operand has 8 states, 8 states have (on average 89.125) internal successors, (713), 8 states have internal predecessors, (713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:38,408 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:27:38,408 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 88 of 155 [2021-03-26 00:27:38,408 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:27:38,860 INFO L129 PetriNetUnfolder]: 174/338 cut-off events. [2021-03-26 00:27:38,860 INFO L130 PetriNetUnfolder]: For 256/259 co-relation queries the response was YES. [2021-03-26 00:27:38,861 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1085 conditions, 338 events. 174/338 cut-off events. For 256/259 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 1398 event pairs, 24 based on Foata normal form. 5/341 useless extension candidates. Maximal degree in co-relation 1070. Up to 176 conditions per place. [2021-03-26 00:27:38,863 INFO L132 encePairwiseOnDemand]: 144/155 looper letters, 35 selfloop transitions, 30 changer transitions 0/68 dead transitions. [2021-03-26 00:27:38,863 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 39 places, 68 transitions, 407 flow [2021-03-26 00:27:38,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-26 00:27:38,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-26 00:27:38,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 940 transitions. [2021-03-26 00:27:38,867 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6064516129032258 [2021-03-26 00:27:38,867 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 940 transitions. [2021-03-26 00:27:38,867 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 940 transitions. [2021-03-26 00:27:38,867 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:27:38,868 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 940 transitions. [2021-03-26 00:27:38,871 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 94.0) internal successors, (940), 10 states have internal predecessors, (940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:38,873 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 155.0) internal successors, (1705), 11 states have internal predecessors, (1705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:38,874 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 155.0) internal successors, (1705), 11 states have internal predecessors, (1705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:38,874 INFO L185 Difference]: Start difference. First operand has 30 places, 23 transitions, 104 flow. Second operand 10 states and 940 transitions. [2021-03-26 00:27:38,874 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 39 places, 68 transitions, 407 flow [2021-03-26 00:27:38,877 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 38 places, 68 transitions, 403 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-03-26 00:27:38,878 INFO L241 Difference]: Finished difference. Result has 41 places, 49 transitions, 324 flow [2021-03-26 00:27:38,878 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=155, PETRI_DIFFERENCE_MINUEND_FLOW=102, PETRI_DIFFERENCE_MINUEND_PLACES=29, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=23, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=8, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=324, PETRI_PLACES=41, PETRI_TRANSITIONS=49} [2021-03-26 00:27:38,878 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, 3 predicate places. [2021-03-26 00:27:38,878 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:27:38,879 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 41 places, 49 transitions, 324 flow [2021-03-26 00:27:38,879 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 41 places, 49 transitions, 324 flow [2021-03-26 00:27:38,879 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 41 places, 49 transitions, 324 flow [2021-03-26 00:27:38,907 INFO L129 PetriNetUnfolder]: 59/175 cut-off events. [2021-03-26 00:27:38,907 INFO L130 PetriNetUnfolder]: For 247/250 co-relation queries the response was YES. [2021-03-26 00:27:38,907 INFO L84 FinitePrefix]: Finished finitePrefix Result has 647 conditions, 175 events. 59/175 cut-off events. For 247/250 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 831 event pairs, 19 based on Foata normal form. 0/172 useless extension candidates. Maximal degree in co-relation 630. Up to 90 conditions per place. [2021-03-26 00:27:38,909 INFO L142 LiptonReduction]: Number of co-enabled transitions 128 [2021-03-26 00:27:38,966 INFO L154 LiptonReduction]: Checked pairs total: 78 [2021-03-26 00:27:38,966 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 00:27:38,966 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 88 [2021-03-26 00:27:38,967 INFO L480 AbstractCegarLoop]: Abstraction has has 41 places, 49 transitions, 324 flow [2021-03-26 00:27:38,968 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 89.125) internal successors, (713), 8 states have internal predecessors, (713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:38,968 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:27:38,968 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:27:38,968 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-26 00:27:38,968 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:27:38,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:27:38,968 INFO L82 PathProgramCache]: Analyzing trace with hash -1879713477, now seen corresponding path program 3 times [2021-03-26 00:27:38,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:27:38,969 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120654201] [2021-03-26 00:27:38,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:27:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:27:39,113 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 00:27:39,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 00:27:39,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:39,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:27:39,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:39,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:27:39,135 INFO L142 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size [2021-03-26 00:27:39,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 00:27:39,150 INFO L142 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size [2021-03-26 00:27:39,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 00:27:39,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:39,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 00:27:39,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:27:39,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120654201] [2021-03-26 00:27:39,168 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:27:39,168 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 00:27:39,168 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664358299] [2021-03-26 00:27:39,169 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 00:27:39,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:27:39,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 00:27:39,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-26 00:27:39,171 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 155 [2021-03-26 00:27:39,172 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 49 transitions, 324 flow. Second operand has 6 states, 6 states have (on average 95.5) internal successors, (573), 6 states have internal predecessors, (573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:39,172 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:27:39,172 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 155 [2021-03-26 00:27:39,172 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:27:39,458 INFO L129 PetriNetUnfolder]: 187/361 cut-off events. [2021-03-26 00:27:39,458 INFO L130 PetriNetUnfolder]: For 594/596 co-relation queries the response was YES. [2021-03-26 00:27:39,460 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1509 conditions, 361 events. 187/361 cut-off events. For 594/596 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 1527 event pairs, 12 based on Foata normal form. 5/366 useless extension candidates. Maximal degree in co-relation 1490. Up to 161 conditions per place. [2021-03-26 00:27:39,462 INFO L132 encePairwiseOnDemand]: 144/155 looper letters, 52 selfloop transitions, 31 changer transitions 0/86 dead transitions. [2021-03-26 00:27:39,462 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 86 transitions, 713 flow [2021-03-26 00:27:39,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 00:27:39,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 00:27:39,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 897 transitions. [2021-03-26 00:27:39,466 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6430107526881721 [2021-03-26 00:27:39,466 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 897 transitions. [2021-03-26 00:27:39,466 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 897 transitions. [2021-03-26 00:27:39,466 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:27:39,466 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 897 transitions. [2021-03-26 00:27:39,468 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 99.66666666666667) internal successors, (897), 9 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:39,470 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 155.0) internal successors, (1550), 10 states have internal predecessors, (1550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:39,471 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 155.0) internal successors, (1550), 10 states have internal predecessors, (1550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:39,471 INFO L185 Difference]: Start difference. First operand has 41 places, 49 transitions, 324 flow. Second operand 9 states and 897 transitions. [2021-03-26 00:27:39,471 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 86 transitions, 713 flow [2021-03-26 00:27:39,475 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 86 transitions, 691 flow, removed 7 selfloop flow, removed 2 redundant places. [2021-03-26 00:27:39,477 INFO L241 Difference]: Finished difference. Result has 50 places, 62 transitions, 505 flow [2021-03-26 00:27:39,477 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=155, PETRI_DIFFERENCE_MINUEND_FLOW=304, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=49, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=505, PETRI_PLACES=50, PETRI_TRANSITIONS=62} [2021-03-26 00:27:39,477 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, 12 predicate places. [2021-03-26 00:27:39,477 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:27:39,478 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 50 places, 62 transitions, 505 flow [2021-03-26 00:27:39,478 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 50 places, 62 transitions, 505 flow [2021-03-26 00:27:39,478 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 50 places, 62 transitions, 505 flow [2021-03-26 00:27:39,515 INFO L129 PetriNetUnfolder]: 89/218 cut-off events. [2021-03-26 00:27:39,515 INFO L130 PetriNetUnfolder]: For 622/625 co-relation queries the response was YES. [2021-03-26 00:27:39,516 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1008 conditions, 218 events. 89/218 cut-off events. For 622/625 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 1035 event pairs, 20 based on Foata normal form. 0/213 useless extension candidates. Maximal degree in co-relation 988. Up to 100 conditions per place. [2021-03-26 00:27:39,517 INFO L142 LiptonReduction]: Number of co-enabled transitions 140 [2021-03-26 00:27:39,552 INFO L154 LiptonReduction]: Checked pairs total: 105 [2021-03-26 00:27:39,552 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 00:27:39,552 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 75 [2021-03-26 00:27:39,554 INFO L480 AbstractCegarLoop]: Abstraction has has 50 places, 62 transitions, 505 flow [2021-03-26 00:27:39,554 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 95.5) internal successors, (573), 6 states have internal predecessors, (573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:39,554 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:27:39,554 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:27:39,554 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-26 00:27:39,554 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:27:39,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:27:39,555 INFO L82 PathProgramCache]: Analyzing trace with hash -606978111, now seen corresponding path program 4 times [2021-03-26 00:27:39,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:27:39,555 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716143759] [2021-03-26 00:27:39,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:27:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:27:39,672 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-26 00:27:39,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 00:27:39,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:39,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 00:27:39,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:39,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 00:27:39,704 INFO L142 QuantifierPusher]: treesize reduction 10, result has 50.0 percent of original size [2021-03-26 00:27:39,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 00:27:39,717 INFO L142 QuantifierPusher]: treesize reduction 34, result has 17.1 percent of original size [2021-03-26 00:27:39,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 00:27:39,727 INFO L142 QuantifierPusher]: treesize reduction 8, result has 65.2 percent of original size [2021-03-26 00:27:39,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 00:27:39,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:39,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 00:27:39,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:27:39,761 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716143759] [2021-03-26 00:27:39,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:27:39,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-26 00:27:39,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37948796] [2021-03-26 00:27:39,762 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 00:27:39,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:27:39,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 00:27:39,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-03-26 00:27:39,764 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 155 [2021-03-26 00:27:39,765 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 62 transitions, 505 flow. Second operand has 9 states, 9 states have (on average 87.0) internal successors, (783), 9 states have internal predecessors, (783), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:39,765 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:27:39,765 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 155 [2021-03-26 00:27:39,765 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:27:40,110 INFO L129 PetriNetUnfolder]: 213/416 cut-off events. [2021-03-26 00:27:40,110 INFO L130 PetriNetUnfolder]: For 1319/1321 co-relation queries the response was YES. [2021-03-26 00:27:40,112 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2114 conditions, 416 events. 213/416 cut-off events. For 1319/1321 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 1848 event pairs, 30 based on Foata normal form. 9/424 useless extension candidates. Maximal degree in co-relation 2092. Up to 247 conditions per place. [2021-03-26 00:27:40,114 INFO L132 encePairwiseOnDemand]: 144/155 looper letters, 50 selfloop transitions, 32 changer transitions 8/93 dead transitions. [2021-03-26 00:27:40,114 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 93 transitions, 918 flow [2021-03-26 00:27:40,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 00:27:40,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 00:27:40,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 733 transitions. [2021-03-26 00:27:40,118 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5911290322580646 [2021-03-26 00:27:40,118 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 733 transitions. [2021-03-26 00:27:40,118 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 733 transitions. [2021-03-26 00:27:40,118 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:27:40,118 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 733 transitions. [2021-03-26 00:27:40,120 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 91.625) internal successors, (733), 8 states have internal predecessors, (733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:40,122 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 155.0) internal successors, (1395), 9 states have internal predecessors, (1395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:40,122 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 155.0) internal successors, (1395), 9 states have internal predecessors, (1395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:40,122 INFO L185 Difference]: Start difference. First operand has 50 places, 62 transitions, 505 flow. Second operand 8 states and 733 transitions. [2021-03-26 00:27:40,122 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 93 transitions, 918 flow [2021-03-26 00:27:40,129 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 93 transitions, 904 flow, removed 2 selfloop flow, removed 4 redundant places. [2021-03-26 00:27:40,132 INFO L241 Difference]: Finished difference. Result has 55 places, 71 transitions, 693 flow [2021-03-26 00:27:40,132 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=155, PETRI_DIFFERENCE_MINUEND_FLOW=494, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=693, PETRI_PLACES=55, PETRI_TRANSITIONS=71} [2021-03-26 00:27:40,132 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, 17 predicate places. [2021-03-26 00:27:40,132 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:27:40,133 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 55 places, 71 transitions, 693 flow [2021-03-26 00:27:40,133 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 55 places, 71 transitions, 693 flow [2021-03-26 00:27:40,133 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 55 places, 71 transitions, 693 flow [2021-03-26 00:27:40,166 INFO L129 PetriNetUnfolder]: 86/214 cut-off events. [2021-03-26 00:27:40,166 INFO L130 PetriNetUnfolder]: For 930/935 co-relation queries the response was YES. [2021-03-26 00:27:40,167 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1139 conditions, 214 events. 86/214 cut-off events. For 930/935 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 1030 event pairs, 10 based on Foata normal form. 0/211 useless extension candidates. Maximal degree in co-relation 1117. Up to 97 conditions per place. [2021-03-26 00:27:40,169 INFO L142 LiptonReduction]: Number of co-enabled transitions 146 [2021-03-26 00:27:40,189 INFO L154 LiptonReduction]: Checked pairs total: 152 [2021-03-26 00:27:40,189 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 00:27:40,189 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 57 [2021-03-26 00:27:40,190 INFO L480 AbstractCegarLoop]: Abstraction has has 55 places, 71 transitions, 693 flow [2021-03-26 00:27:40,190 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 87.0) internal successors, (783), 9 states have internal predecessors, (783), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:40,190 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:27:40,191 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:27:40,191 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-26 00:27:40,191 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:27:40,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:27:40,191 INFO L82 PathProgramCache]: Analyzing trace with hash -688747789, now seen corresponding path program 5 times [2021-03-26 00:27:40,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:27:40,191 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436101438] [2021-03-26 00:27:40,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:27:40,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:27:40,266 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-26 00:27:40,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 00:27:40,279 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 00:27:40,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 00:27:40,285 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-26 00:27:40,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 00:27:40,294 INFO L142 QuantifierPusher]: treesize reduction 5, result has 79.2 percent of original size [2021-03-26 00:27:40,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 00:27:40,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:40,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 00:27:40,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:40,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 00:27:40,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:27:40,394 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436101438] [2021-03-26 00:27:40,394 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:27:40,394 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 00:27:40,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660831429] [2021-03-26 00:27:40,394 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 00:27:40,394 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:27:40,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 00:27:40,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-03-26 00:27:40,396 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 155 [2021-03-26 00:27:40,397 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 71 transitions, 693 flow. Second operand has 8 states, 8 states have (on average 97.125) internal successors, (777), 8 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:40,397 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:27:40,397 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 155 [2021-03-26 00:27:40,397 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:27:40,752 INFO L129 PetriNetUnfolder]: 186/369 cut-off events. [2021-03-26 00:27:40,752 INFO L130 PetriNetUnfolder]: For 1527/1529 co-relation queries the response was YES. [2021-03-26 00:27:40,754 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2088 conditions, 369 events. 186/369 cut-off events. For 1527/1529 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 1614 event pairs, 12 based on Foata normal form. 5/374 useless extension candidates. Maximal degree in co-relation 2064. Up to 260 conditions per place. [2021-03-26 00:27:40,756 INFO L132 encePairwiseOnDemand]: 144/155 looper letters, 54 selfloop transitions, 33 changer transitions 0/90 dead transitions. [2021-03-26 00:27:40,757 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 90 transitions, 1023 flow [2021-03-26 00:27:40,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 00:27:40,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 00:27:40,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 710 transitions. [2021-03-26 00:27:40,760 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6543778801843319 [2021-03-26 00:27:40,760 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 710 transitions. [2021-03-26 00:27:40,760 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 710 transitions. [2021-03-26 00:27:40,760 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:27:40,761 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 710 transitions. [2021-03-26 00:27:40,763 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 101.42857142857143) internal successors, (710), 7 states have internal predecessors, (710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:40,765 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 155.0) internal successors, (1240), 8 states have internal predecessors, (1240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:40,765 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 155.0) internal successors, (1240), 8 states have internal predecessors, (1240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:40,765 INFO L185 Difference]: Start difference. First operand has 55 places, 71 transitions, 693 flow. Second operand 7 states and 710 transitions. [2021-03-26 00:27:40,765 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 90 transitions, 1023 flow [2021-03-26 00:27:40,776 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 90 transitions, 1006 flow, removed 7 selfloop flow, removed 2 redundant places. [2021-03-26 00:27:40,779 INFO L241 Difference]: Finished difference. Result has 61 places, 81 transitions, 899 flow [2021-03-26 00:27:40,779 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=155, PETRI_DIFFERENCE_MINUEND_FLOW=676, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=899, PETRI_PLACES=61, PETRI_TRANSITIONS=81} [2021-03-26 00:27:40,779 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, 23 predicate places. [2021-03-26 00:27:40,779 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:27:40,779 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 61 places, 81 transitions, 899 flow [2021-03-26 00:27:40,780 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 61 places, 81 transitions, 899 flow [2021-03-26 00:27:40,780 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 61 places, 81 transitions, 899 flow [2021-03-26 00:27:40,821 INFO L129 PetriNetUnfolder]: 85/219 cut-off events. [2021-03-26 00:27:40,821 INFO L130 PetriNetUnfolder]: For 1186/1197 co-relation queries the response was YES. [2021-03-26 00:27:40,822 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1262 conditions, 219 events. 85/219 cut-off events. For 1186/1197 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 1074 event pairs, 10 based on Foata normal form. 2/218 useless extension candidates. Maximal degree in co-relation 1237. Up to 94 conditions per place. [2021-03-26 00:27:40,825 INFO L142 LiptonReduction]: Number of co-enabled transitions 150 [2021-03-26 00:27:40,909 INFO L154 LiptonReduction]: Checked pairs total: 243 [2021-03-26 00:27:40,909 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 00:27:40,909 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 130 [2021-03-26 00:27:40,910 INFO L480 AbstractCegarLoop]: Abstraction has has 61 places, 81 transitions, 899 flow [2021-03-26 00:27:40,910 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 97.125) internal successors, (777), 8 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:40,910 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:27:40,910 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:27:40,910 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-26 00:27:40,911 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:27:40,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:27:40,911 INFO L82 PathProgramCache]: Analyzing trace with hash -2141759817, now seen corresponding path program 1 times [2021-03-26 00:27:40,911 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:27:40,911 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873599334] [2021-03-26 00:27:40,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:27:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:27:41,008 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-26 00:27:41,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 00:27:41,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:41,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 00:27:41,024 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-26 00:27:41,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 00:27:41,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:41,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 00:27:41,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:41,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 00:27:41,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:27:41,061 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873599334] [2021-03-26 00:27:41,062 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:27:41,062 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 00:27:41,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618292411] [2021-03-26 00:27:41,062 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 00:27:41,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:27:41,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 00:27:41,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-26 00:27:41,063 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 155 [2021-03-26 00:27:41,064 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 81 transitions, 899 flow. Second operand has 7 states, 7 states have (on average 92.42857142857143) internal successors, (647), 7 states have internal predecessors, (647), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:41,064 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:27:41,064 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 155 [2021-03-26 00:27:41,064 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:27:41,449 INFO L129 PetriNetUnfolder]: 209/426 cut-off events. [2021-03-26 00:27:41,449 INFO L130 PetriNetUnfolder]: For 2510/2528 co-relation queries the response was YES. [2021-03-26 00:27:41,451 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2581 conditions, 426 events. 209/426 cut-off events. For 2510/2528 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 1998 event pairs, 18 based on Foata normal form. 11/434 useless extension candidates. Maximal degree in co-relation 2554. Up to 246 conditions per place. [2021-03-26 00:27:41,454 INFO L132 encePairwiseOnDemand]: 145/155 looper letters, 68 selfloop transitions, 35 changer transitions 12/118 dead transitions. [2021-03-26 00:27:41,454 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 118 transitions, 1461 flow [2021-03-26 00:27:41,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 00:27:41,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 00:27:41,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 872 transitions. [2021-03-26 00:27:41,457 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.625089605734767 [2021-03-26 00:27:41,457 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 872 transitions. [2021-03-26 00:27:41,457 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 872 transitions. [2021-03-26 00:27:41,458 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:27:41,458 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 872 transitions. [2021-03-26 00:27:41,459 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 96.88888888888889) internal successors, (872), 9 states have internal predecessors, (872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:41,461 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 155.0) internal successors, (1550), 10 states have internal predecessors, (1550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:41,462 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 155.0) internal successors, (1550), 10 states have internal predecessors, (1550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:41,462 INFO L185 Difference]: Start difference. First operand has 61 places, 81 transitions, 899 flow. Second operand 9 states and 872 transitions. [2021-03-26 00:27:41,462 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 118 transitions, 1461 flow [2021-03-26 00:27:41,471 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 118 transitions, 1446 flow, removed 6 selfloop flow, removed 2 redundant places. [2021-03-26 00:27:41,474 INFO L241 Difference]: Finished difference. Result has 70 places, 88 transitions, 1094 flow [2021-03-26 00:27:41,474 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=155, PETRI_DIFFERENCE_MINUEND_FLOW=884, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=81, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1094, PETRI_PLACES=70, PETRI_TRANSITIONS=88} [2021-03-26 00:27:41,474 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, 32 predicate places. [2021-03-26 00:27:41,475 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:27:41,475 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 70 places, 88 transitions, 1094 flow [2021-03-26 00:27:41,475 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 70 places, 88 transitions, 1094 flow [2021-03-26 00:27:41,476 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 70 places, 88 transitions, 1094 flow [2021-03-26 00:27:41,516 INFO L129 PetriNetUnfolder]: 83/224 cut-off events. [2021-03-26 00:27:41,516 INFO L130 PetriNetUnfolder]: For 1834/1843 co-relation queries the response was YES. [2021-03-26 00:27:41,517 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1450 conditions, 224 events. 83/224 cut-off events. For 1834/1843 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 1134 event pairs, 8 based on Foata normal form. 2/223 useless extension candidates. Maximal degree in co-relation 1421. Up to 96 conditions per place. [2021-03-26 00:27:41,519 INFO L142 LiptonReduction]: Number of co-enabled transitions 154 [2021-03-26 00:27:41,755 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 63 [2021-03-26 00:27:42,224 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 86 [2021-03-26 00:27:42,353 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-03-26 00:27:42,430 INFO L154 LiptonReduction]: Checked pairs total: 511 [2021-03-26 00:27:42,430 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 00:27:42,430 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 955 [2021-03-26 00:27:42,431 INFO L480 AbstractCegarLoop]: Abstraction has has 70 places, 88 transitions, 1099 flow [2021-03-26 00:27:42,431 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 92.42857142857143) internal successors, (647), 7 states have internal predecessors, (647), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:42,431 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:27:42,431 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:27:42,432 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-26 00:27:42,432 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:27:42,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:27:42,432 INFO L82 PathProgramCache]: Analyzing trace with hash 1352425399, now seen corresponding path program 2 times [2021-03-26 00:27:42,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:27:42,432 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194082580] [2021-03-26 00:27:42,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:27:42,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:27:42,488 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 00:27:42,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 00:27:42,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:42,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:27:42,498 INFO L142 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size [2021-03-26 00:27:42,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 00:27:42,509 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-03-26 00:27:42,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 00:27:42,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:42,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 00:27:42,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:27:42,525 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194082580] [2021-03-26 00:27:42,525 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:27:42,525 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 00:27:42,525 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804175315] [2021-03-26 00:27:42,525 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 00:27:42,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:27:42,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 00:27:42,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-26 00:27:42,526 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 156 [2021-03-26 00:27:42,527 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 88 transitions, 1099 flow. Second operand has 7 states, 7 states have (on average 99.28571428571429) internal successors, (695), 7 states have internal predecessors, (695), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:42,527 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:27:42,527 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 156 [2021-03-26 00:27:42,527 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:27:42,834 INFO L129 PetriNetUnfolder]: 182/394 cut-off events. [2021-03-26 00:27:42,835 INFO L130 PetriNetUnfolder]: For 3910/3922 co-relation queries the response was YES. [2021-03-26 00:27:42,836 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2645 conditions, 394 events. 182/394 cut-off events. For 3910/3922 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 1940 event pairs, 21 based on Foata normal form. 16/408 useless extension candidates. Maximal degree in co-relation 2614. Up to 160 conditions per place. [2021-03-26 00:27:42,839 INFO L132 encePairwiseOnDemand]: 146/156 looper letters, 57 selfloop transitions, 17 changer transitions 56/136 dead transitions. [2021-03-26 00:27:42,839 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 136 transitions, 1892 flow [2021-03-26 00:27:42,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 00:27:42,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 00:27:42,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 833 transitions. [2021-03-26 00:27:42,842 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6674679487179487 [2021-03-26 00:27:42,842 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 833 transitions. [2021-03-26 00:27:42,842 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 833 transitions. [2021-03-26 00:27:42,843 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:27:42,843 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 833 transitions. [2021-03-26 00:27:42,844 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 104.125) internal successors, (833), 8 states have internal predecessors, (833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:42,846 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 156.0) internal successors, (1404), 9 states have internal predecessors, (1404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:42,847 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 156.0) internal successors, (1404), 9 states have internal predecessors, (1404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:42,847 INFO L185 Difference]: Start difference. First operand has 70 places, 88 transitions, 1099 flow. Second operand 8 states and 833 transitions. [2021-03-26 00:27:42,847 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 136 transitions, 1892 flow [2021-03-26 00:27:42,856 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 136 transitions, 1801 flow, removed 30 selfloop flow, removed 5 redundant places. [2021-03-26 00:27:42,859 INFO L241 Difference]: Finished difference. Result has 74 places, 65 transitions, 782 flow [2021-03-26 00:27:42,859 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=1046, PETRI_DIFFERENCE_MINUEND_PLACES=65, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=88, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=782, PETRI_PLACES=74, PETRI_TRANSITIONS=65} [2021-03-26 00:27:42,860 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, 36 predicate places. [2021-03-26 00:27:42,860 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:27:42,860 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 74 places, 65 transitions, 782 flow [2021-03-26 00:27:42,860 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 74 places, 65 transitions, 782 flow [2021-03-26 00:27:42,861 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 70 places, 65 transitions, 782 flow [2021-03-26 00:27:42,887 INFO L129 PetriNetUnfolder]: 59/162 cut-off events. [2021-03-26 00:27:42,887 INFO L130 PetriNetUnfolder]: For 1429/1440 co-relation queries the response was YES. [2021-03-26 00:27:42,888 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1049 conditions, 162 events. 59/162 cut-off events. For 1429/1440 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 714 event pairs, 4 based on Foata normal form. 4/160 useless extension candidates. Maximal degree in co-relation 1019. Up to 61 conditions per place. [2021-03-26 00:27:42,889 INFO L142 LiptonReduction]: Number of co-enabled transitions 114 [2021-03-26 00:27:43,112 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 63 [2021-03-26 00:27:43,689 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 89 [2021-03-26 00:27:43,870 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-26 00:27:44,522 WARN L205 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 182 [2021-03-26 00:27:44,758 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2021-03-26 00:27:46,267 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 336 DAG size of output: 258 [2021-03-26 00:27:46,752 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2021-03-26 00:27:47,410 WARN L205 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 182 [2021-03-26 00:27:47,649 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2021-03-26 00:27:49,105 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 336 DAG size of output: 258 [2021-03-26 00:27:49,642 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2021-03-26 00:27:49,657 INFO L154 LiptonReduction]: Checked pairs total: 406 [2021-03-26 00:27:49,657 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 00:27:49,657 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6797 [2021-03-26 00:27:49,658 INFO L480 AbstractCegarLoop]: Abstraction has has 70 places, 65 transitions, 828 flow [2021-03-26 00:27:49,658 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 99.28571428571429) internal successors, (695), 7 states have internal predecessors, (695), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:49,658 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:27:49,658 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:27:49,658 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-26 00:27:49,658 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:27:49,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:27:49,659 INFO L82 PathProgramCache]: Analyzing trace with hash -1663956609, now seen corresponding path program 3 times [2021-03-26 00:27:49,659 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:27:49,659 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688083216] [2021-03-26 00:27:49,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:27:49,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:27:49,736 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-26 00:27:49,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 00:27:49,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:49,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 00:27:49,755 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-26 00:27:49,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 00:27:49,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:49,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 00:27:49,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:49,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 00:27:49,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:49,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 00:27:49,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:27:49,827 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688083216] [2021-03-26 00:27:49,827 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:27:49,827 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 00:27:49,827 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154232807] [2021-03-26 00:27:49,827 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 00:27:49,827 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:27:49,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 00:27:49,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-26 00:27:49,828 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 88 out of 159 [2021-03-26 00:27:49,829 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 65 transitions, 828 flow. Second operand has 8 states, 8 states have (on average 89.25) internal successors, (714), 8 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:49,829 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:27:49,829 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 88 of 159 [2021-03-26 00:27:49,829 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:27:50,252 INFO L129 PetriNetUnfolder]: 122/278 cut-off events. [2021-03-26 00:27:50,252 INFO L130 PetriNetUnfolder]: For 3294/3312 co-relation queries the response was YES. [2021-03-26 00:27:50,254 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1931 conditions, 278 events. 122/278 cut-off events. For 3294/3312 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1232 event pairs, 15 based on Foata normal form. 9/284 useless extension candidates. Maximal degree in co-relation 1899. Up to 164 conditions per place. [2021-03-26 00:27:50,256 INFO L132 encePairwiseOnDemand]: 149/159 looper letters, 47 selfloop transitions, 23 changer transitions 10/83 dead transitions. [2021-03-26 00:27:50,256 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 83 transitions, 1117 flow [2021-03-26 00:27:50,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 00:27:50,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 00:27:50,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 751 transitions. [2021-03-26 00:27:50,260 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5904088050314465 [2021-03-26 00:27:50,260 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 751 transitions. [2021-03-26 00:27:50,260 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 751 transitions. [2021-03-26 00:27:50,260 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:27:50,260 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 751 transitions. [2021-03-26 00:27:50,262 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 93.875) internal successors, (751), 8 states have internal predecessors, (751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:50,264 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 159.0) internal successors, (1431), 9 states have internal predecessors, (1431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:50,264 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 159.0) internal successors, (1431), 9 states have internal predecessors, (1431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:50,264 INFO L185 Difference]: Start difference. First operand has 70 places, 65 transitions, 828 flow. Second operand 8 states and 751 transitions. [2021-03-26 00:27:50,264 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 83 transitions, 1117 flow [2021-03-26 00:27:50,272 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 83 transitions, 1040 flow, removed 25 selfloop flow, removed 6 redundant places. [2021-03-26 00:27:50,275 INFO L241 Difference]: Finished difference. Result has 73 places, 62 transitions, 779 flow [2021-03-26 00:27:50,276 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=159, PETRI_DIFFERENCE_MINUEND_FLOW=760, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=779, PETRI_PLACES=73, PETRI_TRANSITIONS=62} [2021-03-26 00:27:50,276 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, 35 predicate places. [2021-03-26 00:27:50,276 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:27:50,276 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 73 places, 62 transitions, 779 flow [2021-03-26 00:27:50,276 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 73 places, 62 transitions, 779 flow [2021-03-26 00:27:50,277 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 73 places, 62 transitions, 779 flow [2021-03-26 00:27:50,305 INFO L129 PetriNetUnfolder]: 50/156 cut-off events. [2021-03-26 00:27:50,305 INFO L130 PetriNetUnfolder]: For 1907/1910 co-relation queries the response was YES. [2021-03-26 00:27:50,306 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1066 conditions, 156 events. 50/156 cut-off events. For 1907/1910 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 689 event pairs, 7 based on Foata normal form. 3/158 useless extension candidates. Maximal degree in co-relation 1037. Up to 61 conditions per place. [2021-03-26 00:27:50,307 INFO L142 LiptonReduction]: Number of co-enabled transitions 104 [2021-03-26 00:27:50,321 INFO L154 LiptonReduction]: Checked pairs total: 217 [2021-03-26 00:27:50,321 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 00:27:50,321 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 45 [2021-03-26 00:27:50,322 INFO L480 AbstractCegarLoop]: Abstraction has has 73 places, 62 transitions, 779 flow [2021-03-26 00:27:50,323 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 89.25) internal successors, (714), 8 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:50,323 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:27:50,323 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:27:50,323 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-26 00:27:50,323 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:27:50,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:27:50,323 INFO L82 PathProgramCache]: Analyzing trace with hash 1351621052, now seen corresponding path program 1 times [2021-03-26 00:27:50,324 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:27:50,324 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063848857] [2021-03-26 00:27:50,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:27:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:27:50,382 INFO L142 QuantifierPusher]: treesize reduction 5, result has 37.5 percent of original size [2021-03-26 00:27:50,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:27:50,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:50,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:27:50,387 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-03-26 00:27:50,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 00:27:50,404 INFO L142 QuantifierPusher]: treesize reduction 27, result has 68.2 percent of original size [2021-03-26 00:27:50,407 INFO L147 QuantifierPusher]: treesize reduction 9, result has 84.5 percent of original size 49 [2021-03-26 00:27:50,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:50,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 00:27:50,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:27:50,468 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063848857] [2021-03-26 00:27:50,468 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:27:50,468 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 00:27:50,468 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352527774] [2021-03-26 00:27:50,469 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 00:27:50,469 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:27:50,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 00:27:50,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-26 00:27:50,470 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 159 [2021-03-26 00:27:50,471 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 73 places, 62 transitions, 779 flow. Second operand has 6 states, 6 states have (on average 97.66666666666667) internal successors, (586), 6 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:50,471 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:27:50,471 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 159 [2021-03-26 00:27:50,472 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:27:50,865 INFO L129 PetriNetUnfolder]: 119/293 cut-off events. [2021-03-26 00:27:50,865 INFO L130 PetriNetUnfolder]: For 3727/3736 co-relation queries the response was YES. [2021-03-26 00:27:50,866 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1927 conditions, 293 events. 119/293 cut-off events. For 3727/3736 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 1434 event pairs, 6 based on Foata normal form. 21/311 useless extension candidates. Maximal degree in co-relation 1896. Up to 84 conditions per place. [2021-03-26 00:27:50,868 INFO L132 encePairwiseOnDemand]: 144/159 looper letters, 42 selfloop transitions, 19 changer transitions 44/108 dead transitions. [2021-03-26 00:27:50,868 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 108 transitions, 1492 flow [2021-03-26 00:27:50,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-26 00:27:50,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-26 00:27:50,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1029 transitions. [2021-03-26 00:27:50,872 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6471698113207547 [2021-03-26 00:27:50,872 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1029 transitions. [2021-03-26 00:27:50,872 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1029 transitions. [2021-03-26 00:27:50,873 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:27:50,873 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1029 transitions. [2021-03-26 00:27:50,875 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 102.9) internal successors, (1029), 10 states have internal predecessors, (1029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:50,877 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 159.0) internal successors, (1749), 11 states have internal predecessors, (1749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:50,877 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 159.0) internal successors, (1749), 11 states have internal predecessors, (1749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:50,877 INFO L185 Difference]: Start difference. First operand has 73 places, 62 transitions, 779 flow. Second operand 10 states and 1029 transitions. [2021-03-26 00:27:50,878 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 108 transitions, 1492 flow [2021-03-26 00:27:50,887 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 73 places, 108 transitions, 1376 flow, removed 16 selfloop flow, removed 9 redundant places. [2021-03-26 00:27:50,889 INFO L241 Difference]: Finished difference. Result has 79 places, 53 transitions, 664 flow [2021-03-26 00:27:50,889 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=159, PETRI_DIFFERENCE_MINUEND_FLOW=683, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=664, PETRI_PLACES=79, PETRI_TRANSITIONS=53} [2021-03-26 00:27:50,889 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, 41 predicate places. [2021-03-26 00:27:50,890 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:27:50,890 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 79 places, 53 transitions, 664 flow [2021-03-26 00:27:50,890 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 79 places, 53 transitions, 664 flow [2021-03-26 00:27:50,890 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 73 places, 53 transitions, 664 flow [2021-03-26 00:27:50,909 INFO L129 PetriNetUnfolder]: 30/112 cut-off events. [2021-03-26 00:27:50,910 INFO L130 PetriNetUnfolder]: For 1187/1190 co-relation queries the response was YES. [2021-03-26 00:27:50,910 INFO L84 FinitePrefix]: Finished finitePrefix Result has 769 conditions, 112 events. 30/112 cut-off events. For 1187/1190 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 447 event pairs, 6 based on Foata normal form. 3/114 useless extension candidates. Maximal degree in co-relation 738. Up to 37 conditions per place. [2021-03-26 00:27:50,911 INFO L142 LiptonReduction]: Number of co-enabled transitions 72 [2021-03-26 00:27:51,848 WARN L205 SmtUtils]: Spent 935.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 182 [2021-03-26 00:27:52,114 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2021-03-26 00:27:54,364 WARN L205 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 336 DAG size of output: 262 [2021-03-26 00:27:54,969 WARN L205 SmtUtils]: Spent 603.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2021-03-26 00:27:54,978 INFO L154 LiptonReduction]: Checked pairs total: 200 [2021-03-26 00:27:54,979 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 00:27:54,979 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4089 [2021-03-26 00:27:54,979 INFO L480 AbstractCegarLoop]: Abstraction has has 73 places, 53 transitions, 684 flow [2021-03-26 00:27:54,980 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 97.66666666666667) internal successors, (586), 6 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:54,980 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:27:54,980 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:27:54,980 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-26 00:27:54,980 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:27:54,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:27:54,981 INFO L82 PathProgramCache]: Analyzing trace with hash -33019232, now seen corresponding path program 1 times [2021-03-26 00:27:54,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:27:54,981 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647799717] [2021-03-26 00:27:54,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:27:55,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:27:55,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:55,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 00:27:55,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:55,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 00:27:55,082 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-03-26 00:27:55,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 00:27:55,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:55,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 00:27:55,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:55,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 00:27:55,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:27:55,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 00:27:55,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:27:55,170 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647799717] [2021-03-26 00:27:55,170 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:27:55,170 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 00:27:55,170 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421925076] [2021-03-26 00:27:55,170 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 00:27:55,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:27:55,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 00:27:55,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-26 00:27:55,172 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 99 out of 160 [2021-03-26 00:27:55,172 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 73 places, 53 transitions, 684 flow. Second operand has 8 states, 8 states have (on average 100.0) internal successors, (800), 8 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:55,173 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:27:55,173 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 99 of 160 [2021-03-26 00:27:55,173 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:27:55,642 INFO L129 PetriNetUnfolder]: 30/125 cut-off events. [2021-03-26 00:27:55,643 INFO L130 PetriNetUnfolder]: For 1647/1667 co-relation queries the response was YES. [2021-03-26 00:27:55,643 INFO L84 FinitePrefix]: Finished finitePrefix Result has 889 conditions, 125 events. 30/125 cut-off events. For 1647/1667 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 551 event pairs, 4 based on Foata normal form. 16/140 useless extension candidates. Maximal degree in co-relation 856. Up to 37 conditions per place. [2021-03-26 00:27:55,644 INFO L132 encePairwiseOnDemand]: 150/160 looper letters, 17 selfloop transitions, 19 changer transitions 21/66 dead transitions. [2021-03-26 00:27:55,644 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 66 transitions, 938 flow [2021-03-26 00:27:55,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-26 00:27:55,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-26 00:27:55,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1326 transitions. [2021-03-26 00:27:55,649 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6375 [2021-03-26 00:27:55,649 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1326 transitions. [2021-03-26 00:27:55,649 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1326 transitions. [2021-03-26 00:27:55,650 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:27:55,650 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1326 transitions. [2021-03-26 00:27:55,652 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 102.0) internal successors, (1326), 13 states have internal predecessors, (1326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:55,656 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 160.0) internal successors, (2240), 14 states have internal predecessors, (2240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:55,656 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 160.0) internal successors, (2240), 14 states have internal predecessors, (2240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:27:55,657 INFO L185 Difference]: Start difference. First operand has 73 places, 53 transitions, 684 flow. Second operand 13 states and 1326 transitions. [2021-03-26 00:27:55,657 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 66 transitions, 938 flow [2021-03-26 00:27:55,661 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 66 transitions, 830 flow, removed 30 selfloop flow, removed 10 redundant places. [2021-03-26 00:27:55,662 INFO L241 Difference]: Finished difference. Result has 81 places, 45 transitions, 562 flow [2021-03-26 00:27:55,662 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=160, PETRI_DIFFERENCE_MINUEND_FLOW=529, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=562, PETRI_PLACES=81, PETRI_TRANSITIONS=45} [2021-03-26 00:27:55,662 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, 43 predicate places. [2021-03-26 00:27:55,663 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:27:55,663 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 81 places, 45 transitions, 562 flow [2021-03-26 00:27:55,663 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 81 places, 45 transitions, 562 flow [2021-03-26 00:27:55,663 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 76 places, 45 transitions, 562 flow [2021-03-26 00:27:55,677 INFO L129 PetriNetUnfolder]: 18/73 cut-off events. [2021-03-26 00:27:55,677 INFO L130 PetriNetUnfolder]: For 612/613 co-relation queries the response was YES. [2021-03-26 00:27:55,678 INFO L84 FinitePrefix]: Finished finitePrefix Result has 472 conditions, 73 events. 18/73 cut-off events. For 612/613 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 222 event pairs, 4 based on Foata normal form. 1/73 useless extension candidates. Maximal degree in co-relation 440. Up to 21 conditions per place. [2021-03-26 00:27:55,678 INFO L142 LiptonReduction]: Number of co-enabled transitions 44 [2021-03-26 00:27:56,542 WARN L205 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 165 [2021-03-26 00:27:56,810 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2021-03-26 00:27:58,595 WARN L205 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 365 DAG size of output: 241 [2021-03-26 00:27:59,170 WARN L205 SmtUtils]: Spent 572.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2021-03-26 00:27:59,283 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-26 00:27:59,402 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-26 00:27:59,597 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-03-26 00:27:59,789 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-03-26 00:27:59,892 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-26 00:27:59,996 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-26 00:28:00,184 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-03-26 00:28:00,373 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-03-26 00:28:00,476 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-26 00:28:00,596 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-03-26 00:28:00,788 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-03-26 00:28:00,973 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-03-26 00:28:01,221 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 63 [2021-03-26 00:28:01,785 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 86 [2021-03-26 00:28:01,954 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-03-26 00:28:01,959 INFO L154 LiptonReduction]: Checked pairs total: 36 [2021-03-26 00:28:01,960 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-26 00:28:01,960 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6297 [2021-03-26 00:28:01,960 INFO L480 AbstractCegarLoop]: Abstraction has has 75 places, 44 transitions, 571 flow [2021-03-26 00:28:01,961 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 100.0) internal successors, (800), 8 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:28:01,961 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:28:01,961 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:28:01,961 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-26 00:28:01,961 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:28:01,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:28:01,962 INFO L82 PathProgramCache]: Analyzing trace with hash 1912643242, now seen corresponding path program 1 times [2021-03-26 00:28:01,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:28:01,962 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315507011] [2021-03-26 00:28:01,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:28:01,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:28:02,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:28:02,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 00:28:02,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:28:02,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 00:28:02,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:28:02,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 00:28:02,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:28:02,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 00:28:02,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:28:02,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 00:28:02,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:28:02,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 00:28:02,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:28:02,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 00:28:02,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:28:02,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315507011] [2021-03-26 00:28:02,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:28:02,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 00:28:02,186 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436082181] [2021-03-26 00:28:02,187 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 00:28:02,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:28:02,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 00:28:02,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-26 00:28:02,188 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 97 out of 165 [2021-03-26 00:28:02,188 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 44 transitions, 571 flow. Second operand has 8 states, 8 states have (on average 98.125) internal successors, (785), 8 states have internal predecessors, (785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:28:02,188 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:28:02,188 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 97 of 165 [2021-03-26 00:28:02,188 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:28:02,613 INFO L129 PetriNetUnfolder]: 17/73 cut-off events. [2021-03-26 00:28:02,613 INFO L130 PetriNetUnfolder]: For 868/889 co-relation queries the response was YES. [2021-03-26 00:28:02,614 INFO L84 FinitePrefix]: Finished finitePrefix Result has 523 conditions, 73 events. 17/73 cut-off events. For 868/889 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 241 event pairs, 4 based on Foata normal form. 8/78 useless extension candidates. Maximal degree in co-relation 489. Up to 23 conditions per place. [2021-03-26 00:28:02,614 INFO L132 encePairwiseOnDemand]: 158/165 looper letters, 13 selfloop transitions, 11 changer transitions 14/46 dead transitions. [2021-03-26 00:28:02,614 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 46 transitions, 680 flow [2021-03-26 00:28:02,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 00:28:02,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 00:28:02,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 898 transitions. [2021-03-26 00:28:02,618 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6047138047138048 [2021-03-26 00:28:02,619 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 898 transitions. [2021-03-26 00:28:02,619 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 898 transitions. [2021-03-26 00:28:02,619 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:28:02,619 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 898 transitions. [2021-03-26 00:28:02,621 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 99.77777777777777) internal successors, (898), 9 states have internal predecessors, (898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:28:02,623 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 165.0) internal successors, (1650), 10 states have internal predecessors, (1650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:28:02,624 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 165.0) internal successors, (1650), 10 states have internal predecessors, (1650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:28:02,624 INFO L185 Difference]: Start difference. First operand has 75 places, 44 transitions, 571 flow. Second operand 9 states and 898 transitions. [2021-03-26 00:28:02,624 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 83 places, 46 transitions, 680 flow [2021-03-26 00:28:02,628 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 46 transitions, 570 flow, removed 22 selfloop flow, removed 14 redundant places. [2021-03-26 00:28:02,628 INFO L241 Difference]: Finished difference. Result has 71 places, 32 transitions, 346 flow [2021-03-26 00:28:02,629 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=469, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=346, PETRI_PLACES=71, PETRI_TRANSITIONS=32} [2021-03-26 00:28:02,629 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, 33 predicate places. [2021-03-26 00:28:02,629 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:28:02,629 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 71 places, 32 transitions, 346 flow [2021-03-26 00:28:02,629 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 71 places, 32 transitions, 346 flow [2021-03-26 00:28:02,630 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 68 places, 32 transitions, 346 flow [2021-03-26 00:28:02,639 INFO L129 PetriNetUnfolder]: 11/53 cut-off events. [2021-03-26 00:28:02,639 INFO L130 PetriNetUnfolder]: For 397/399 co-relation queries the response was YES. [2021-03-26 00:28:02,640 INFO L84 FinitePrefix]: Finished finitePrefix Result has 312 conditions, 53 events. 11/53 cut-off events. For 397/399 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 139 event pairs, 4 based on Foata normal form. 2/52 useless extension candidates. Maximal degree in co-relation 286. Up to 17 conditions per place. [2021-03-26 00:28:02,640 INFO L142 LiptonReduction]: Number of co-enabled transitions 26 [2021-03-26 00:28:04,197 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 269 DAG size of output: 211 [2021-03-26 00:28:04,872 WARN L205 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2021-03-26 00:28:08,381 WARN L205 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 377 DAG size of output: 313 [2021-03-26 00:28:09,874 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 305 [2021-03-26 00:28:11,941 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 269 DAG size of output: 211 [2021-03-26 00:28:12,754 WARN L205 SmtUtils]: Spent 810.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2021-03-26 00:28:16,856 WARN L205 SmtUtils]: Spent 4.10 s on a formula simplification. DAG size of input: 377 DAG size of output: 313 [2021-03-26 00:28:18,729 WARN L205 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 305 [2021-03-26 00:28:20,805 WARN L205 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 238 DAG size of output: 213 [2021-03-26 00:28:21,790 WARN L205 SmtUtils]: Spent 982.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-03-26 00:28:26,519 WARN L205 SmtUtils]: Spent 4.73 s on a formula simplification. DAG size of input: 342 DAG size of output: 321 [2021-03-26 00:28:28,771 WARN L205 SmtUtils]: Spent 2.25 s on a formula simplification that was a NOOP. DAG size: 312 [2021-03-26 00:28:28,775 INFO L154 LiptonReduction]: Checked pairs total: 2 [2021-03-26 00:28:28,775 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 00:28:28,775 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 26146 [2021-03-26 00:28:28,776 INFO L480 AbstractCegarLoop]: Abstraction has has 65 places, 31 transitions, 344 flow [2021-03-26 00:28:28,776 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 98.125) internal successors, (785), 8 states have internal predecessors, (785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:28:28,776 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:28:28,777 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:28:28,777 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-03-26 00:28:28,777 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:28:28,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:28:28,777 INFO L82 PathProgramCache]: Analyzing trace with hash 1512956505, now seen corresponding path program 1 times [2021-03-26 00:28:28,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:28:28,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108200379] [2021-03-26 00:28:28,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:28:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:28:28,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:28:28,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 00:28:28,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:28:28,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 00:28:28,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:28:28,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 00:28:28,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:28:28,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 00:28:28,951 INFO L142 QuantifierPusher]: treesize reduction 21, result has 44.7 percent of original size [2021-03-26 00:28:28,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 00:28:28,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:28:28,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 00:28:29,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:28:29,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 00:28:29,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:28:29,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108200379] [2021-03-26 00:28:29,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:28:29,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 00:28:29,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033384227] [2021-03-26 00:28:29,066 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 00:28:29,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:28:29,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 00:28:29,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-26 00:28:29,068 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 168 [2021-03-26 00:28:29,068 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 31 transitions, 344 flow. Second operand has 8 states, 8 states have (on average 92.125) internal successors, (737), 8 states have internal predecessors, (737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:28:29,069 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:28:29,069 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 168 [2021-03-26 00:28:29,069 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:28:29,591 INFO L129 PetriNetUnfolder]: 8/45 cut-off events. [2021-03-26 00:28:29,591 INFO L130 PetriNetUnfolder]: For 493/505 co-relation queries the response was YES. [2021-03-26 00:28:29,592 INFO L84 FinitePrefix]: Finished finitePrefix Result has 292 conditions, 45 events. 8/45 cut-off events. For 493/505 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 113 event pairs, 2 based on Foata normal form. 7/50 useless extension candidates. Maximal degree in co-relation 264. Up to 14 conditions per place. [2021-03-26 00:28:29,592 INFO L132 encePairwiseOnDemand]: 157/168 looper letters, 7 selfloop transitions, 8 changer transitions 10/32 dead transitions. [2021-03-26 00:28:29,592 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 32 transitions, 391 flow [2021-03-26 00:28:29,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-26 00:28:29,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-26 00:28:29,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 932 transitions. [2021-03-26 00:28:29,598 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5547619047619048 [2021-03-26 00:28:29,598 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 932 transitions. [2021-03-26 00:28:29,598 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 932 transitions. [2021-03-26 00:28:29,598 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:28:29,598 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 932 transitions. [2021-03-26 00:28:29,600 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 93.2) internal successors, (932), 10 states have internal predecessors, (932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:28:29,603 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 168.0) internal successors, (1848), 11 states have internal predecessors, (1848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:28:29,603 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 168.0) internal successors, (1848), 11 states have internal predecessors, (1848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:28:29,603 INFO L185 Difference]: Start difference. First operand has 65 places, 31 transitions, 344 flow. Second operand 10 states and 932 transitions. [2021-03-26 00:28:29,603 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 32 transitions, 391 flow [2021-03-26 00:28:29,605 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 32 transitions, 291 flow, removed 21 selfloop flow, removed 15 redundant places. [2021-03-26 00:28:29,606 INFO L241 Difference]: Finished difference. Result has 60 places, 22 transitions, 189 flow [2021-03-26 00:28:29,606 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=168, PETRI_DIFFERENCE_MINUEND_FLOW=230, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=30, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=189, PETRI_PLACES=60, PETRI_TRANSITIONS=22} [2021-03-26 00:28:29,606 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, 22 predicate places. [2021-03-26 00:28:29,606 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:28:29,607 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 60 places, 22 transitions, 189 flow [2021-03-26 00:28:29,607 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 60 places, 22 transitions, 189 flow [2021-03-26 00:28:29,607 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 52 places, 22 transitions, 189 flow [2021-03-26 00:28:29,613 INFO L129 PetriNetUnfolder]: 5/28 cut-off events. [2021-03-26 00:28:29,613 INFO L130 PetriNetUnfolder]: For 99/99 co-relation queries the response was YES. [2021-03-26 00:28:29,614 INFO L84 FinitePrefix]: Finished finitePrefix Result has 142 conditions, 28 events. 5/28 cut-off events. For 99/99 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 41 event pairs, 2 based on Foata normal form. 0/27 useless extension candidates. Maximal degree in co-relation 122. Up to 9 conditions per place. [2021-03-26 00:28:29,614 INFO L142 LiptonReduction]: Number of co-enabled transitions 12 [2021-03-26 00:28:32,225 WARN L205 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 238 DAG size of output: 213 [2021-03-26 00:28:33,410 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 208 [2021-03-26 00:28:39,000 WARN L205 SmtUtils]: Spent 5.59 s on a formula simplification. DAG size of input: 342 DAG size of output: 319 [2021-03-26 00:28:41,796 WARN L205 SmtUtils]: Spent 2.79 s on a formula simplification that was a NOOP. DAG size: 312 [2021-03-26 00:28:44,556 WARN L205 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 238 DAG size of output: 213 [2021-03-26 00:28:45,724 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 208 [2021-03-26 00:28:51,825 WARN L205 SmtUtils]: Spent 6.10 s on a formula simplification. DAG size of input: 342 DAG size of output: 318 [2021-03-26 00:28:54,846 WARN L205 SmtUtils]: Spent 3.02 s on a formula simplification that was a NOOP. DAG size: 311 [2021-03-26 00:28:54,850 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 00:28:54,851 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 00:28:54,851 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 25245 [2021-03-26 00:28:54,854 INFO L480 AbstractCegarLoop]: Abstraction has has 50 places, 20 transitions, 175 flow [2021-03-26 00:28:54,854 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 92.125) internal successors, (737), 8 states have internal predecessors, (737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:28:54,854 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:28:54,854 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:28:54,854 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-03-26 00:28:54,855 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:28:54,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:28:54,855 INFO L82 PathProgramCache]: Analyzing trace with hash -1525062448, now seen corresponding path program 1 times [2021-03-26 00:28:54,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:28:54,855 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697753341] [2021-03-26 00:28:54,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:28:54,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:28:54,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:28:54,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 00:28:54,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:28:54,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 00:28:55,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:28:55,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 00:28:55,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:28:55,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 00:28:55,028 INFO L142 QuantifierPusher]: treesize reduction 15, result has 68.8 percent of original size [2021-03-26 00:28:55,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 00:28:55,203 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 22 [2021-03-26 00:28:55,208 INFO L142 QuantifierPusher]: treesize reduction 35, result has 58.3 percent of original size [2021-03-26 00:28:55,211 INFO L147 QuantifierPusher]: treesize reduction 8, result has 83.7 percent of original size 41 [2021-03-26 00:28:55,316 INFO L142 QuantifierPusher]: treesize reduction 22, result has 66.7 percent of original size [2021-03-26 00:28:55,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 00:28:55,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:28:55,412 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697753341] [2021-03-26 00:28:55,413 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:28:55,413 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 00:28:55,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956141692] [2021-03-26 00:28:55,413 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 00:28:55,413 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:28:55,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 00:28:55,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-26 00:28:55,414 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 170 [2021-03-26 00:28:55,415 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 20 transitions, 175 flow. Second operand has 7 states, 7 states have (on average 95.14285714285714) internal successors, (666), 7 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:28:55,415 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:28:55,415 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 170 [2021-03-26 00:28:55,415 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:28:55,994 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 26 [2021-03-26 00:28:56,028 INFO L129 PetriNetUnfolder]: 2/20 cut-off events. [2021-03-26 00:28:56,036 INFO L130 PetriNetUnfolder]: For 118/123 co-relation queries the response was YES. [2021-03-26 00:28:56,036 INFO L84 FinitePrefix]: Finished finitePrefix Result has 117 conditions, 20 events. 2/20 cut-off events. For 118/123 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 19 event pairs, 0 based on Foata normal form. 5/25 useless extension candidates. Maximal degree in co-relation 95. Up to 6 conditions per place. [2021-03-26 00:28:56,036 INFO L132 encePairwiseOnDemand]: 162/170 looper letters, 0 selfloop transitions, 0 changer transitions 19/19 dead transitions. [2021-03-26 00:28:56,036 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 19 transitions, 185 flow [2021-03-26 00:28:56,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 00:28:56,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 00:28:56,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 670 transitions. [2021-03-26 00:28:56,040 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5630252100840336 [2021-03-26 00:28:56,040 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 670 transitions. [2021-03-26 00:28:56,040 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 670 transitions. [2021-03-26 00:28:56,040 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:28:56,041 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 670 transitions. [2021-03-26 00:28:56,042 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 95.71428571428571) internal successors, (670), 7 states have internal predecessors, (670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:28:56,043 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 170.0) internal successors, (1360), 8 states have internal predecessors, (1360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:28:56,044 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 170.0) internal successors, (1360), 8 states have internal predecessors, (1360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:28:56,044 INFO L185 Difference]: Start difference. First operand has 50 places, 20 transitions, 175 flow. Second operand 7 states and 670 transitions. [2021-03-26 00:28:56,044 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 19 transitions, 185 flow [2021-03-26 00:28:56,045 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 19 transitions, 124 flow, removed 11 selfloop flow, removed 16 redundant places. [2021-03-26 00:28:56,045 INFO L241 Difference]: Finished difference. Result has 39 places, 0 transitions, 0 flow [2021-03-26 00:28:56,045 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=170, PETRI_DIFFERENCE_MINUEND_FLOW=100, PETRI_DIFFERENCE_MINUEND_PLACES=33, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=19, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=19, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=0, PETRI_PLACES=39, PETRI_TRANSITIONS=0} [2021-03-26 00:28:56,045 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, 1 predicate places. [2021-03-26 00:28:56,045 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:28:56,045 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 39 places, 0 transitions, 0 flow [2021-03-26 00:28:56,046 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 39 places, 0 transitions, 0 flow [2021-03-26 00:28:56,046 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 0 places, 0 transitions, 0 flow [2021-03-26 00:28:56,046 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-03-26 00:28:56,046 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:28:56,046 INFO L84 FinitePrefix]: Finished finitePrefix Result has 0 conditions, 0 events. 0/0 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 0. Compared 0 event pairs, 0 based on Foata normal form. 0/0 useless extension candidates. Maximal degree in co-relation 0. Up to 0 conditions per place. [2021-03-26 00:28:56,046 INFO L142 LiptonReduction]: Number of co-enabled transitions 0 [2021-03-26 00:28:56,046 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 00:28:56,046 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 00:28:56,046 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1 [2021-03-26 00:28:56,047 INFO L480 AbstractCegarLoop]: Abstraction has has 0 places, 0 transitions, 0 flow [2021-03-26 00:28:56,048 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 95.14285714285714) internal successors, (666), 7 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 00:28:56,048 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-03-26 00:28:56,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.03 12:28:56 BasicIcfg [2021-03-26 00:28:56,053 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-26 00:28:56,054 INFO L168 Benchmark]: Toolchain (without parser) took 101276.01 ms. Allocated memory was 255.9 MB in the beginning and 838.9 MB in the end (delta: 583.0 MB). Free memory was 235.3 MB in the beginning and 419.2 MB in the end (delta: -183.8 MB). Peak memory consumption was 398.7 MB. Max. memory is 16.0 GB. [2021-03-26 00:28:56,054 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-26 00:28:56,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 523.60 ms. Allocated memory was 255.9 MB in the beginning and 343.9 MB in the end (delta: 88.1 MB). Free memory was 235.3 MB in the beginning and 301.8 MB in the end (delta: -66.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. [2021-03-26 00:28:56,054 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.26 ms. Allocated memory is still 343.9 MB. Free memory was 301.8 MB in the beginning and 298.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-26 00:28:56,055 INFO L168 Benchmark]: Boogie Preprocessor took 35.68 ms. Allocated memory is still 343.9 MB. Free memory was 298.5 MB in the beginning and 295.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-26 00:28:56,055 INFO L168 Benchmark]: RCFGBuilder took 2746.15 ms. Allocated memory was 343.9 MB in the beginning and 446.7 MB in the end (delta: 102.8 MB). Free memory was 295.5 MB in the beginning and 376.0 MB in the end (delta: -80.5 MB). Peak memory consumption was 116.8 MB. Max. memory is 16.0 GB. [2021-03-26 00:28:56,055 INFO L168 Benchmark]: TraceAbstraction took 97915.72 ms. Allocated memory was 446.7 MB in the beginning and 838.9 MB in the end (delta: 392.2 MB). Free memory was 376.0 MB in the beginning and 419.2 MB in the end (delta: -43.2 MB). Peak memory consumption was 347.9 MB. Max. memory is 16.0 GB. [2021-03-26 00:28:56,060 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 523.60 ms. Allocated memory was 255.9 MB in the beginning and 343.9 MB in the end (delta: 88.1 MB). Free memory was 235.3 MB in the beginning and 301.8 MB in the end (delta: -66.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 50.26 ms. Allocated memory is still 343.9 MB. Free memory was 301.8 MB in the beginning and 298.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 35.68 ms. Allocated memory is still 343.9 MB. Free memory was 298.5 MB in the beginning and 295.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2746.15 ms. Allocated memory was 343.9 MB in the beginning and 446.7 MB in the end (delta: 102.8 MB). Free memory was 295.5 MB in the beginning and 376.0 MB in the end (delta: -80.5 MB). Peak memory consumption was 116.8 MB. Max. memory is 16.0 GB. * TraceAbstraction took 97915.72 ms. Allocated memory was 446.7 MB in the beginning and 838.9 MB in the end (delta: 392.2 MB). Free memory was 376.0 MB in the beginning and 419.2 MB in the end (delta: -43.2 MB). Peak memory consumption was 347.9 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8604.4ms, 88 PlacesBefore, 38 PlacesAfterwards, 83 TransitionsBefore, 32 TransitionsAfterwards, 1124 CoEnabledTransitionPairs, 4 FixpointIterations, 25 TrivialSequentialCompositions, 25 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 1 ChoiceCompositions, 57 TotalNumberOfCompositions, 1858 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 939, positive: 879, positive conditional: 879, positive unconditional: 0, negative: 60, negative conditional: 60, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 738, positive: 707, positive conditional: 0, positive unconditional: 707, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 738, positive: 707, positive conditional: 0, positive unconditional: 707, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 738, positive: 698, positive conditional: 0, positive unconditional: 698, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 40, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 897, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 878, negative conditional: 0, negative unconditional: 878, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 939, positive: 172, positive conditional: 172, positive unconditional: 0, negative: 29, negative conditional: 29, negative unconditional: 0, unknown: 738, unknown conditional: 738, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 46, Positive cache size: 25, Positive conditional cache size: 25, Positive unconditional cache size: 0, Negative cache size: 21, Negative conditional cache size: 21, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8225.2ms, 37 PlacesBefore, 27 PlacesAfterwards, 30 TransitionsBefore, 20 TransitionsAfterwards, 210 CoEnabledTransitionPairs, 4 FixpointIterations, 7 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 11 TotalNumberOfCompositions, 754 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 164, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 65, negative conditional: 65, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 59, positive: 47, positive conditional: 4, positive unconditional: 43, negative: 12, negative conditional: 1, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 59, positive: 47, positive conditional: 4, positive unconditional: 43, negative: 12, negative conditional: 1, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 59, positive: 46, positive conditional: 0, positive unconditional: 46, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 12, negative conditional: 1, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 330, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 282, negative conditional: 40, negative unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 164, positive: 52, positive conditional: 52, positive unconditional: 0, negative: 53, negative conditional: 53, negative unconditional: 0, unknown: 59, unknown conditional: 59, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 44, Positive cache size: 24, Positive conditional cache size: 24, Positive unconditional cache size: 0, Negative cache size: 20, Negative conditional cache size: 20, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1458.2ms, 30 PlacesBefore, 24 PlacesAfterwards, 18 TransitionsBefore, 16 TransitionsAfterwards, 108 CoEnabledTransitionPairs, 3 FixpointIterations, 2 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 402 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 69, positive: 21, positive conditional: 21, positive unconditional: 0, negative: 48, negative conditional: 48, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 10, negative conditional: 1, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 10, negative conditional: 1, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 12, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 1, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 413, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 413, negative conditional: 58, negative unconditional: 355, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 69, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 38, negative conditional: 38, negative unconditional: 0, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 56, Positive cache size: 26, Positive conditional cache size: 26, Positive unconditional cache size: 0, Negative cache size: 30, Negative conditional cache size: 30, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 186.2ms, 25 PlacesBefore, 25 PlacesAfterwards, 16 TransitionsBefore, 16 TransitionsAfterwards, 104 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 124 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 24, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 15, negative conditional: 15, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 5, negative conditional: 1, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 5, negative conditional: 1, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 1, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 180, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 180, negative conditional: 29, negative unconditional: 150, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 24, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 29, Positive conditional cache size: 29, Positive unconditional cache size: 0, Negative cache size: 35, Negative conditional cache size: 35, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 47.7ms, 32 PlacesBefore, 30 PlacesAfterwards, 23 TransitionsBefore, 23 TransitionsAfterwards, 96 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 23 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 30, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 66, Positive cache size: 29, Positive conditional cache size: 29, Positive unconditional cache size: 0, Negative cache size: 37, Negative conditional cache size: 37, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 87.6ms, 41 PlacesBefore, 41 PlacesAfterwards, 49 TransitionsBefore, 49 TransitionsAfterwards, 128 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 78 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 5, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 51, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 68, Positive cache size: 30, Positive conditional cache size: 30, Positive unconditional cache size: 0, Negative cache size: 38, Negative conditional cache size: 38, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 74.5ms, 50 PlacesBefore, 50 PlacesAfterwards, 62 TransitionsBefore, 62 TransitionsAfterwards, 140 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 105 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 57, positive: 54, positive conditional: 54, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 18, positive conditional: 17, positive unconditional: 1, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 19, positive: 18, positive conditional: 17, positive unconditional: 1, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 19, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 23, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 57, positive: 36, positive conditional: 36, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 87, Positive cache size: 48, Positive conditional cache size: 48, Positive unconditional cache size: 0, Negative cache size: 39, Negative conditional cache size: 39, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 56.5ms, 55 PlacesBefore, 55 PlacesAfterwards, 71 TransitionsBefore, 71 TransitionsAfterwards, 146 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 152 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 88, positive: 84, positive conditional: 84, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 88, positive: 70, positive conditional: 70, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 102, Positive cache size: 62, Positive conditional cache size: 62, Positive unconditional cache size: 0, Negative cache size: 40, Negative conditional cache size: 40, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 129.4ms, 61 PlacesBefore, 61 PlacesAfterwards, 81 TransitionsBefore, 81 TransitionsAfterwards, 150 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 243 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 134, positive: 127, positive conditional: 127, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15, positive: 14, positive conditional: 13, positive unconditional: 1, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15, positive: 14, positive conditional: 13, positive unconditional: 1, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 71, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 59, negative conditional: 59, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 134, positive: 113, positive conditional: 113, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 117, Positive cache size: 76, Positive conditional cache size: 76, Positive unconditional cache size: 0, Negative cache size: 41, Negative conditional cache size: 41, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 955.4ms, 70 PlacesBefore, 70 PlacesAfterwards, 88 TransitionsBefore, 88 TransitionsAfterwards, 154 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 511 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 355, positive: 339, positive conditional: 339, positive unconditional: 0, negative: 16, negative conditional: 16, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 16, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 16, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 50, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 45, negative conditional: 45, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 355, positive: 324, positive conditional: 324, positive unconditional: 0, negative: 15, negative conditional: 15, negative unconditional: 0, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 84, Positive conditional cache size: 84, Positive unconditional cache size: 0, Negative cache size: 38, Negative conditional cache size: 38, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6796.8ms, 74 PlacesBefore, 70 PlacesAfterwards, 65 TransitionsBefore, 65 TransitionsAfterwards, 114 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 2 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 406 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 256, positive: 243, positive conditional: 243, positive unconditional: 0, negative: 13, negative conditional: 13, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18, positive: 18, positive conditional: 17, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 18, positive: 18, positive conditional: 17, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 18, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 17, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 256, positive: 225, positive conditional: 225, positive unconditional: 0, negative: 13, negative conditional: 13, negative unconditional: 0, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 125, Positive cache size: 92, Positive conditional cache size: 92, Positive unconditional cache size: 0, Negative cache size: 33, Negative conditional cache size: 33, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 44.6ms, 73 PlacesBefore, 73 PlacesAfterwards, 62 TransitionsBefore, 62 TransitionsAfterwards, 104 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 217 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 7, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 133, positive: 117, positive conditional: 117, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 134, Positive cache size: 101, Positive conditional cache size: 101, Positive unconditional cache size: 0, Negative cache size: 33, Negative conditional cache size: 33, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4088.7ms, 79 PlacesBefore, 73 PlacesAfterwards, 53 TransitionsBefore, 53 TransitionsAfterwards, 72 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 200 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 42, positive: 33, positive conditional: 33, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 42, positive: 27, positive conditional: 27, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 140, Positive cache size: 107, Positive conditional cache size: 107, Positive unconditional cache size: 0, Negative cache size: 33, Negative conditional cache size: 33, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6296.6ms, 81 PlacesBefore, 75 PlacesAfterwards, 45 TransitionsBefore, 44 TransitionsAfterwards, 44 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 TotalNumberOfCompositions, 36 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 36, positive: 36, positive conditional: 36, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 13, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 13, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 36, positive: 23, positive conditional: 23, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 43, Positive cache size: 22, Positive conditional cache size: 22, Positive unconditional cache size: 0, Negative cache size: 21, Negative conditional cache size: 21, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 26146.0ms, 71 PlacesBefore, 65 PlacesAfterwards, 32 TransitionsBefore, 31 TransitionsAfterwards, 26 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 2 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 2 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 26, Positive cache size: 19, Positive conditional cache size: 19, Positive unconditional cache size: 0, Negative cache size: 7, Negative conditional cache size: 7, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 25243.8ms, 60 PlacesBefore, 50 PlacesAfterwards, 22 TransitionsBefore, 20 TransitionsAfterwards, 12 CoEnabledTransitionPairs, 3 FixpointIterations, 2 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 19, Positive cache size: 18, Positive conditional cache size: 18, Positive unconditional cache size: 0, Negative cache size: 1, Negative conditional cache size: 1, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.7ms, 39 PlacesBefore, 0 PlacesAfterwards, 0 TransitionsBefore, 0 TransitionsAfterwards, 0 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 19, Positive cache size: 18, Positive conditional cache size: 18, Positive unconditional cache size: 0, Negative cache size: 1, Negative conditional cache size: 1, Negative unconditional cache size: 0 - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 84 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 3.9ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 97757.8ms, OverallIterations: 16, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 5720.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8701.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 116 SDtfs, 235 SDslu, 171 SDs, 0 SdLazy, 1177 SolverSat, 326 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2024.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 139 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 3154.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1099occurred in iteration=9, InterpolantAutomatonStates: 125, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 63.5ms SsaConstructionTime, 641.7ms SatisfiabilityAnalysisTime, 2490.0ms InterpolantComputationTime, 203 NumberOfCodeBlocks, 203 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 187 ConstructedInterpolants, 0 QuantifiedInterpolants, 1761 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...