/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-RepeatedVariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 06:11:20,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 06:11:20,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 06:11:20,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 06:11:20,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 06:11:20,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 06:11:20,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 06:11:20,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 06:11:20,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 06:11:20,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 06:11:20,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 06:11:20,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 06:11:20,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 06:11:20,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 06:11:20,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 06:11:20,105 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 06:11:20,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 06:11:20,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 06:11:20,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 06:11:20,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 06:11:20,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 06:11:20,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 06:11:20,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 06:11:20,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 06:11:20,127 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-25 06:11:20,128 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-25 06:11:20,128 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-25 06:11:20,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-25 06:11:20,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-25 06:11:20,130 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-25 06:11:20,131 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-25 06:11:20,132 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-25 06:11:20,133 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-25 06:11:20,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-25 06:11:20,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-25 06:11:20,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-25 06:11:20,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-25 06:11:20,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-25 06:11:20,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 06:11:20,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 06:11:20,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 06:11:20,140 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-RepeatedVariableLbe.epf [2021-03-25 06:11:20,171 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 06:11:20,171 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 06:11:20,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 06:11:20,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 06:11:20,175 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 06:11:20,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 06:11:20,175 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 06:11:20,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 06:11:20,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 06:11:20,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 06:11:20,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 06:11:20,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 06:11:20,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 06:11:20,177 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 06:11:20,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 06:11:20,177 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 06:11:20,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 06:11:20,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 06:11:20,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 06:11:20,177 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 06:11:20,177 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 06:11:20,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 06:11:20,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 06:11:20,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 06:11:20,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 06:11:20,178 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 06:11:20,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 06:11:20,178 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2021-03-25 06:11:20,178 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 06:11:20,179 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 06:11:20,179 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 06:11:20,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 06:11:20,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 06:11:20,489 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 06:11:20,490 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-25 06:11:20,490 INFO L275 PluginConnector]: CDTParser initialized [2021-03-25 06:11:20,491 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i [2021-03-25 06:11:20,563 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/089c47f3e/329958b3740a4b1bb61d1a281d1aed2a/FLAGaa8e69bf4 [2021-03-25 06:11:21,052 INFO L306 CDTParser]: Found 1 translation units. [2021-03-25 06:11:21,053 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i [2021-03-25 06:11:21,064 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/089c47f3e/329958b3740a4b1bb61d1a281d1aed2a/FLAGaa8e69bf4 [2021-03-25 06:11:21,531 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/089c47f3e/329958b3740a4b1bb61d1a281d1aed2a [2021-03-25 06:11:21,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 06:11:21,534 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-25 06:11:21,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-25 06:11:21,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-25 06:11:21,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-25 06:11:21,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 06:11:21" (1/1) ... [2021-03-25 06:11:21,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ba9fb28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 06:11:21, skipping insertion in model container [2021-03-25 06:11:21,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 06:11:21" (1/1) ... [2021-03-25 06:11:21,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-25 06:11:21,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-25 06:11:21,943 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i[29913,29926] [2021-03-25 06:11:21,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 06:11:21,974 INFO L203 MainTranslator]: Completed pre-run [2021-03-25 06:11:22,007 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i[29913,29926] [2021-03-25 06:11:22,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 06:11:22,085 INFO L208 MainTranslator]: Completed translation [2021-03-25 06:11:22,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 06:11:22 WrapperNode [2021-03-25 06:11:22,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-25 06:11:22,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 06:11:22,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 06:11:22,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 06:11:22,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 06:11:22" (1/1) ... [2021-03-25 06:11:22,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 06:11:22" (1/1) ... [2021-03-25 06:11:22,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 06:11:22,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 06:11:22,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 06:11:22,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 06:11:22,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 06:11:22" (1/1) ... [2021-03-25 06:11:22,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 06:11:22" (1/1) ... [2021-03-25 06:11:22,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 06:11:22" (1/1) ... [2021-03-25 06:11:22,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 06:11:22" (1/1) ... [2021-03-25 06:11:22,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 06:11:22" (1/1) ... [2021-03-25 06:11:22,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 06:11:22" (1/1) ... [2021-03-25 06:11:22,172 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 06:11:22" (1/1) ... [2021-03-25 06:11:22,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 06:11:22,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 06:11:22,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 06:11:22,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 06:11:22,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 06:11:22" (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 [2021-03-25 06:11:22,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-25 06:11:22,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-25 06:11:22,236 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-25 06:11:22,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-25 06:11:22,236 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-03-25 06:11:22,237 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-03-25 06:11:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-25 06:11:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-25 06:11:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 06:11:22,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 06:11:22,239 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-25 06:11:22,684 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 06:11:22,684 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2021-03-25 06:11:22,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 06:11:22 BoogieIcfgContainer [2021-03-25 06:11:22,686 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 06:11:22,687 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 06:11:22,687 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 06:11:22,690 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 06:11:22,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.03 06:11:21" (1/3) ... [2021-03-25 06:11:22,690 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f4dd77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 06:11:22, skipping insertion in model container [2021-03-25 06:11:22,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 06:11:22" (2/3) ... [2021-03-25 06:11:22,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f4dd77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 06:11:22, skipping insertion in model container [2021-03-25 06:11:22,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 06:11:22" (3/3) ... [2021-03-25 06:11:22,693 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_02-simple_racefree.i [2021-03-25 06:11:22,697 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 06:11:22,701 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-25 06:11:22,701 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 06:11:22,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,731 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,731 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,731 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,732 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,739 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,739 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:22,745 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-03-25 06:11:22,760 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-25 06:11:22,776 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 06:11:22,776 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 06:11:22,776 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 06:11:22,776 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 06:11:22,776 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 06:11:22,776 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 06:11:22,777 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 06:11:22,777 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 06:11:22,786 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 94 places, 103 transitions, 214 flow [2021-03-25 06:11:22,822 INFO L129 PetriNetUnfolder]: 17/134 cut-off events. [2021-03-25 06:11:22,822 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-25 06:11:22,826 INFO L84 FinitePrefix]: Finished finitePrefix Result has 140 conditions, 134 events. 17/134 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 310 event pairs, 0 based on Foata normal form. 0/112 useless extension candidates. Maximal degree in co-relation 64. Up to 4 conditions per place. [2021-03-25 06:11:22,826 INFO L82 GeneralOperation]: Start removeDead. Operand has 94 places, 103 transitions, 214 flow [2021-03-25 06:11:22,830 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 90 places, 98 transitions, 201 flow [2021-03-25 06:11:22,831 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:22,837 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 90 places, 98 transitions, 201 flow [2021-03-25 06:11:22,839 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 90 places, 98 transitions, 201 flow [2021-03-25 06:11:22,842 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 98 transitions, 201 flow [2021-03-25 06:11:22,863 INFO L129 PetriNetUnfolder]: 16/129 cut-off events. [2021-03-25 06:11:22,863 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 06:11:22,864 INFO L84 FinitePrefix]: Finished finitePrefix Result has 134 conditions, 129 events. 16/129 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 307 event pairs, 0 based on Foata normal form. 0/107 useless extension candidates. Maximal degree in co-relation 64. Up to 4 conditions per place. [2021-03-25 06:11:22,866 INFO L142 LiptonReduction]: Number of co-enabled transitions 2016 [2021-03-25 06:11:24,235 INFO L154 LiptonReduction]: Checked pairs total: 917 [2021-03-25 06:11:24,236 INFO L156 LiptonReduction]: Total number of compositions: 54 [2021-03-25 06:11:24,238 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1407 [2021-03-25 06:11:24,246 INFO L129 PetriNetUnfolder]: 1/37 cut-off events. [2021-03-25 06:11:24,247 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 06:11:24,247 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:24,247 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:24,248 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:24,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:24,251 INFO L82 PathProgramCache]: Analyzing trace with hash 1823543939, now seen corresponding path program 1 times [2021-03-25 06:11:24,258 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:24,258 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985421923] [2021-03-25 06:11:24,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 06:11:24,353 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 06:11:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 06:11:24,399 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 06:11:24,422 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 06:11:24,422 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 06:11:24,422 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 06:11:24,423 WARN L342 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-25 06:11:24,423 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-03-25 06:11:24,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,431 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,431 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,432 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,432 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,435 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,435 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,435 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,435 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,435 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,435 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,435 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,435 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,436 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,436 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,436 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,436 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,436 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,436 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,436 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,436 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,436 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,438 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,438 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,438 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,438 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,438 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,438 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,438 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,438 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,439 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,439 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,439 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,439 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,439 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,439 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,439 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,439 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,440 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,440 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,440 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,440 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,440 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,440 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,441 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,441 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,441 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,441 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,442 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,442 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,442 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,442 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,443 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,443 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,443 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,443 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,443 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:24,445 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-03-25 06:11:24,446 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-25 06:11:24,447 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 06:11:24,447 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 06:11:24,448 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 06:11:24,448 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 06:11:24,448 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 06:11:24,448 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 06:11:24,448 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 06:11:24,448 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 06:11:24,450 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 119 places, 133 transitions, 284 flow [2021-03-25 06:11:24,476 INFO L129 PetriNetUnfolder]: 31/218 cut-off events. [2021-03-25 06:11:24,477 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-25 06:11:24,479 INFO L84 FinitePrefix]: Finished finitePrefix Result has 232 conditions, 218 events. 31/218 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 652 event pairs, 0 based on Foata normal form. 0/180 useless extension candidates. Maximal degree in co-relation 136. Up to 8 conditions per place. [2021-03-25 06:11:24,479 INFO L82 GeneralOperation]: Start removeDead. Operand has 119 places, 133 transitions, 284 flow [2021-03-25 06:11:24,481 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 119 places, 133 transitions, 284 flow [2021-03-25 06:11:24,481 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:24,481 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 119 places, 133 transitions, 284 flow [2021-03-25 06:11:24,482 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 119 places, 133 transitions, 284 flow [2021-03-25 06:11:24,482 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 119 places, 133 transitions, 284 flow [2021-03-25 06:11:24,503 INFO L129 PetriNetUnfolder]: 31/218 cut-off events. [2021-03-25 06:11:24,503 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-25 06:11:24,505 INFO L84 FinitePrefix]: Finished finitePrefix Result has 232 conditions, 218 events. 31/218 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 654 event pairs, 0 based on Foata normal form. 0/180 useless extension candidates. Maximal degree in co-relation 136. Up to 8 conditions per place. [2021-03-25 06:11:24,510 INFO L142 LiptonReduction]: Number of co-enabled transitions 6216 [2021-03-25 06:11:26,230 INFO L154 LiptonReduction]: Checked pairs total: 2566 [2021-03-25 06:11:26,231 INFO L156 LiptonReduction]: Total number of compositions: 63 [2021-03-25 06:11:26,231 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1750 [2021-03-25 06:11:26,235 INFO L129 PetriNetUnfolder]: 1/34 cut-off events. [2021-03-25 06:11:26,235 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 06:11:26,235 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:26,235 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:26,236 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:26,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:26,236 INFO L82 PathProgramCache]: Analyzing trace with hash -1861112873, now seen corresponding path program 1 times [2021-03-25 06:11:26,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:26,236 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862658487] [2021-03-25 06:11:26,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:26,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:26,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:26,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:26,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:26,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:26,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:26,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:26,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:26,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862658487] [2021-03-25 06:11:26,306 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 06:11:26,306 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 06:11:26,307 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357638181] [2021-03-25 06:11:26,313 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 06:11:26,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:11:26,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 06:11:26,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 06:11:26,326 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 150 out of 196 [2021-03-25 06:11:26,329 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 87 transitions, 192 flow. Second operand has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 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) [2021-03-25 06:11:26,329 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:11:26,329 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 150 of 196 [2021-03-25 06:11:26,330 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:11:26,364 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-03-25 06:11:26,364 INFO L130 PetriNetUnfolder]: For 6/9 co-relation queries the response was YES. [2021-03-25 06:11:26,364 INFO L84 FinitePrefix]: Finished finitePrefix Result has 141 conditions, 113 events. 2/113 cut-off events. For 6/9 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 263 event pairs, 0 based on Foata normal form. 53/158 useless extension candidates. Maximal degree in co-relation 83. Up to 10 conditions per place. [2021-03-25 06:11:26,365 INFO L132 encePairwiseOnDemand]: 179/196 looper letters, 8 selfloop transitions, 2 changer transitions 13/76 dead transitions. [2021-03-25 06:11:26,366 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 76 transitions, 190 flow [2021-03-25 06:11:26,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 06:11:26,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 06:11:26,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 481 transitions. [2021-03-25 06:11:26,378 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8180272108843537 [2021-03-25 06:11:26,379 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 481 transitions. [2021-03-25 06:11:26,379 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 481 transitions. [2021-03-25 06:11:26,381 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:11:26,383 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 481 transitions. [2021-03-25 06:11:26,386 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 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) [2021-03-25 06:11:26,392 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 196.0) internal successors, (784), 4 states have internal predecessors, (784), 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) [2021-03-25 06:11:26,393 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 196.0) internal successors, (784), 4 states have internal predecessors, (784), 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) [2021-03-25 06:11:26,394 INFO L185 Difference]: Start difference. First operand has 76 places, 87 transitions, 192 flow. Second operand 3 states and 481 transitions. [2021-03-25 06:11:26,395 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 76 transitions, 190 flow [2021-03-25 06:11:26,398 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 76 transitions, 190 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 06:11:26,400 INFO L241 Difference]: Finished difference. Result has 78 places, 60 transitions, 142 flow [2021-03-25 06:11:26,401 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=196, PETRI_DIFFERENCE_MINUEND_FLOW=162, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=72, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=70, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=142, PETRI_PLACES=78, PETRI_TRANSITIONS=60} [2021-03-25 06:11:26,402 INFO L343 CegarLoopForPetriNet]: 76 programPoint places, 2 predicate places. [2021-03-25 06:11:26,402 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:26,402 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 78 places, 60 transitions, 142 flow [2021-03-25 06:11:26,402 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 78 places, 60 transitions, 142 flow [2021-03-25 06:11:26,403 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 60 transitions, 142 flow [2021-03-25 06:11:26,409 INFO L129 PetriNetUnfolder]: 0/75 cut-off events. [2021-03-25 06:11:26,409 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-25 06:11:26,409 INFO L84 FinitePrefix]: Finished finitePrefix Result has 93 conditions, 75 events. 0/75 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 146 event pairs, 0 based on Foata normal form. 0/75 useless extension candidates. Maximal degree in co-relation 0. Up to 5 conditions per place. [2021-03-25 06:11:26,410 INFO L142 LiptonReduction]: Number of co-enabled transitions 1800 [2021-03-25 06:11:27,276 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-25 06:11:27,614 INFO L154 LiptonReduction]: Checked pairs total: 3106 [2021-03-25 06:11:27,614 INFO L156 LiptonReduction]: Total number of compositions: 27 [2021-03-25 06:11:27,614 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1212 [2021-03-25 06:11:27,615 INFO L480 AbstractCegarLoop]: Abstraction has has 43 places, 36 transitions, 94 flow [2021-03-25 06:11:27,616 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 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) [2021-03-25 06:11:27,616 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:27,616 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:27,616 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-25 06:11:27,616 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:27,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:27,617 INFO L82 PathProgramCache]: Analyzing trace with hash -1047987844, now seen corresponding path program 1 times [2021-03-25 06:11:27,617 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:27,617 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141713596] [2021-03-25 06:11:27,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:27,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:27,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:27,679 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141713596] [2021-03-25 06:11:27,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1538417051] [2021-03-25 06:11:27,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:11:27,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:27,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-25 06:11:27,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 06:11:27,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:27,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:27,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:27,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 06:11:27,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:27,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:27,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:27,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:27,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:27,854 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 06:11:27,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:27,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:27,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:27,886 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 06:11:27,887 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-25 06:11:27,887 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162982100] [2021-03-25 06:11:27,888 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 06:11:27,888 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:11:27,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 06:11:27,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-25 06:11:27,890 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 223 [2021-03-25 06:11:27,891 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 43 places, 36 transitions, 94 flow. Second operand has 7 states, 7 states have (on average 173.71428571428572) internal successors, (1216), 7 states have internal predecessors, (1216), 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) [2021-03-25 06:11:27,891 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:11:27,891 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 223 [2021-03-25 06:11:27,891 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:11:27,971 INFO L129 PetriNetUnfolder]: 0/42 cut-off events. [2021-03-25 06:11:27,971 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-25 06:11:27,972 INFO L84 FinitePrefix]: Finished finitePrefix Result has 73 conditions, 42 events. 0/42 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 68 event pairs, 0 based on Foata normal form. 1/43 useless extension candidates. Maximal degree in co-relation 0. Up to 5 conditions per place. [2021-03-25 06:11:27,972 INFO L132 encePairwiseOnDemand]: 217/223 looper letters, 8 selfloop transitions, 4 changer transitions 1/41 dead transitions. [2021-03-25 06:11:27,972 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 41 transitions, 130 flow [2021-03-25 06:11:27,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 06:11:27,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 06:11:27,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1046 transitions. [2021-03-25 06:11:27,978 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7817638266068759 [2021-03-25 06:11:27,978 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1046 transitions. [2021-03-25 06:11:27,978 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1046 transitions. [2021-03-25 06:11:27,979 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:11:27,979 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1046 transitions. [2021-03-25 06:11:27,982 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 174.33333333333334) internal successors, (1046), 6 states have internal predecessors, (1046), 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) [2021-03-25 06:11:27,985 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 223.0) internal successors, (1561), 7 states have internal predecessors, (1561), 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) [2021-03-25 06:11:27,986 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 223.0) internal successors, (1561), 7 states have internal predecessors, (1561), 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) [2021-03-25 06:11:27,986 INFO L185 Difference]: Start difference. First operand has 43 places, 36 transitions, 94 flow. Second operand 6 states and 1046 transitions. [2021-03-25 06:11:27,986 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 41 transitions, 130 flow [2021-03-25 06:11:27,987 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 41 transitions, 126 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-03-25 06:11:27,992 INFO L241 Difference]: Finished difference. Result has 49 places, 36 transitions, 106 flow [2021-03-25 06:11:27,993 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=90, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=106, PETRI_PLACES=49, PETRI_TRANSITIONS=36} [2021-03-25 06:11:27,993 INFO L343 CegarLoopForPetriNet]: 76 programPoint places, -27 predicate places. [2021-03-25 06:11:27,996 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:27,996 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 36 transitions, 106 flow [2021-03-25 06:11:27,997 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 36 transitions, 106 flow [2021-03-25 06:11:27,997 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 48 places, 36 transitions, 106 flow [2021-03-25 06:11:28,002 INFO L129 PetriNetUnfolder]: 0/41 cut-off events. [2021-03-25 06:11:28,002 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-25 06:11:28,002 INFO L84 FinitePrefix]: Finished finitePrefix Result has 66 conditions, 41 events. 0/41 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 61 event pairs, 0 based on Foata normal form. 0/41 useless extension candidates. Maximal degree in co-relation 0. Up to 4 conditions per place. [2021-03-25 06:11:28,003 INFO L142 LiptonReduction]: Number of co-enabled transitions 660 [2021-03-25 06:11:28,488 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-25 06:11:28,711 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-25 06:11:29,060 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-25 06:11:29,236 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-25 06:11:29,253 INFO L154 LiptonReduction]: Checked pairs total: 2436 [2021-03-25 06:11:29,253 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 06:11:29,253 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1257 [2021-03-25 06:11:29,254 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 31 transitions, 94 flow [2021-03-25 06:11:29,255 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 173.71428571428572) internal successors, (1216), 7 states have internal predecessors, (1216), 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) [2021-03-25 06:11:29,255 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:29,255 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:29,476 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-03-25 06:11:29,476 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:29,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:29,476 INFO L82 PathProgramCache]: Analyzing trace with hash 1352210996, now seen corresponding path program 1 times [2021-03-25 06:11:29,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:29,477 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282314302] [2021-03-25 06:11:29,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:29,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 06:11:29,498 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 06:11:29,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 06:11:29,530 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 06:11:29,534 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 06:11:29,534 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 06:11:29,534 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-25 06:11:29,534 WARN L342 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-25 06:11:29,535 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-03-25 06:11:29,554 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,554 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,554 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,554 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,555 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,555 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,555 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,555 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,555 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,555 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,555 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,555 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,555 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,555 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,555 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,558 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,558 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,558 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,558 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,558 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,558 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,558 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,558 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,558 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,558 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,558 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,558 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,560 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,560 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,560 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,560 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,560 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,560 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,560 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,560 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,560 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,560 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,561 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,561 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,561 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,561 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,561 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,561 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,561 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,561 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,561 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,561 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,561 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,561 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,561 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,567 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,568 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,569 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,569 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,570 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,572 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,572 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:29,575 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-25 06:11:29,575 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-25 06:11:29,576 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 06:11:29,576 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 06:11:29,576 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 06:11:29,577 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 06:11:29,577 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 06:11:29,577 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 06:11:29,577 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 06:11:29,577 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 06:11:29,580 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 144 places, 163 transitions, 356 flow [2021-03-25 06:11:29,613 INFO L129 PetriNetUnfolder]: 50/333 cut-off events. [2021-03-25 06:11:29,613 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-25 06:11:29,617 INFO L84 FinitePrefix]: Finished finitePrefix Result has 361 conditions, 333 events. 50/333 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1138 event pairs, 1 based on Foata normal form. 0/275 useless extension candidates. Maximal degree in co-relation 226. Up to 16 conditions per place. [2021-03-25 06:11:29,617 INFO L82 GeneralOperation]: Start removeDead. Operand has 144 places, 163 transitions, 356 flow [2021-03-25 06:11:29,620 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 144 places, 163 transitions, 356 flow [2021-03-25 06:11:29,620 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:29,620 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 144 places, 163 transitions, 356 flow [2021-03-25 06:11:29,621 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 144 places, 163 transitions, 356 flow [2021-03-25 06:11:29,621 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 144 places, 163 transitions, 356 flow [2021-03-25 06:11:29,652 INFO L129 PetriNetUnfolder]: 50/333 cut-off events. [2021-03-25 06:11:29,652 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-25 06:11:29,655 INFO L84 FinitePrefix]: Finished finitePrefix Result has 361 conditions, 333 events. 50/333 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1136 event pairs, 1 based on Foata normal form. 0/275 useless extension candidates. Maximal degree in co-relation 226. Up to 16 conditions per place. [2021-03-25 06:11:29,663 INFO L142 LiptonReduction]: Number of co-enabled transitions 11928 [2021-03-25 06:11:31,276 INFO L154 LiptonReduction]: Checked pairs total: 4831 [2021-03-25 06:11:31,276 INFO L156 LiptonReduction]: Total number of compositions: 71 [2021-03-25 06:11:31,277 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1657 [2021-03-25 06:11:31,280 INFO L129 PetriNetUnfolder]: 2/39 cut-off events. [2021-03-25 06:11:31,280 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 06:11:31,280 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:31,280 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:31,280 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:31,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:31,281 INFO L82 PathProgramCache]: Analyzing trace with hash 2032363285, now seen corresponding path program 1 times [2021-03-25 06:11:31,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:31,281 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285679167] [2021-03-25 06:11:31,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:31,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:31,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:31,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:31,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:31,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:31,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:31,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:31,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:31,327 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285679167] [2021-03-25 06:11:31,327 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 06:11:31,328 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 06:11:31,328 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790618119] [2021-03-25 06:11:31,328 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 06:11:31,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:11:31,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 06:11:31,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 06:11:31,329 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 234 [2021-03-25 06:11:31,330 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 114 transitions, 258 flow. Second operand has 3 states, 3 states have (on average 178.66666666666666) internal successors, (536), 3 states have internal predecessors, (536), 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) [2021-03-25 06:11:31,330 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:11:31,330 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 234 [2021-03-25 06:11:31,330 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:11:31,386 INFO L129 PetriNetUnfolder]: 7/189 cut-off events. [2021-03-25 06:11:31,386 INFO L130 PetriNetUnfolder]: For 19/24 co-relation queries the response was YES. [2021-03-25 06:11:31,387 INFO L84 FinitePrefix]: Finished finitePrefix Result has 236 conditions, 189 events. 7/189 cut-off events. For 19/24 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 608 event pairs, 1 based on Foata normal form. 114/289 useless extension candidates. Maximal degree in co-relation 151. Up to 15 conditions per place. [2021-03-25 06:11:31,388 INFO L132 encePairwiseOnDemand]: 211/234 looper letters, 8 selfloop transitions, 2 changer transitions 14/96 dead transitions. [2021-03-25 06:11:31,388 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 96 transitions, 242 flow [2021-03-25 06:11:31,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 06:11:31,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 06:11:31,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 571 transitions. [2021-03-25 06:11:31,389 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8133903133903134 [2021-03-25 06:11:31,390 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 571 transitions. [2021-03-25 06:11:31,390 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 571 transitions. [2021-03-25 06:11:31,390 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:11:31,390 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 571 transitions. [2021-03-25 06:11:31,391 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 190.33333333333334) internal successors, (571), 3 states have internal predecessors, (571), 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) [2021-03-25 06:11:31,393 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 234.0) internal successors, (936), 4 states have internal predecessors, (936), 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) [2021-03-25 06:11:31,393 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 234.0) internal successors, (936), 4 states have internal predecessors, (936), 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) [2021-03-25 06:11:31,393 INFO L185 Difference]: Start difference. First operand has 98 places, 114 transitions, 258 flow. Second operand 3 states and 571 transitions. [2021-03-25 06:11:31,393 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 98 places, 96 transitions, 242 flow [2021-03-25 06:11:31,395 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 98 places, 96 transitions, 242 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 06:11:31,396 INFO L241 Difference]: Finished difference. Result has 99 places, 79 transitions, 189 flow [2021-03-25 06:11:31,396 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=234, PETRI_DIFFERENCE_MINUEND_FLOW=214, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=189, PETRI_PLACES=99, PETRI_TRANSITIONS=79} [2021-03-25 06:11:31,396 INFO L343 CegarLoopForPetriNet]: 98 programPoint places, 1 predicate places. [2021-03-25 06:11:31,396 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:31,396 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 99 places, 79 transitions, 189 flow [2021-03-25 06:11:31,397 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 99 places, 79 transitions, 189 flow [2021-03-25 06:11:31,397 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 88 places, 79 transitions, 189 flow [2021-03-25 06:11:31,405 INFO L129 PetriNetUnfolder]: 0/108 cut-off events. [2021-03-25 06:11:31,405 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-03-25 06:11:31,405 INFO L84 FinitePrefix]: Finished finitePrefix Result has 134 conditions, 108 events. 0/108 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 251 event pairs, 0 based on Foata normal form. 0/108 useless extension candidates. Maximal degree in co-relation 0. Up to 7 conditions per place. [2021-03-25 06:11:31,407 INFO L142 LiptonReduction]: Number of co-enabled transitions 3708 [2021-03-25 06:11:32,277 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-25 06:11:32,382 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-03-25 06:11:32,509 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-25 06:11:32,629 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-03-25 06:11:32,988 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2021-03-25 06:11:33,152 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-25 06:11:33,492 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2021-03-25 06:11:33,644 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-25 06:11:33,648 INFO L154 LiptonReduction]: Checked pairs total: 6890 [2021-03-25 06:11:33,648 INFO L156 LiptonReduction]: Total number of compositions: 35 [2021-03-25 06:11:33,648 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2252 [2021-03-25 06:11:33,649 INFO L480 AbstractCegarLoop]: Abstraction has has 55 places, 46 transitions, 123 flow [2021-03-25 06:11:33,649 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 178.66666666666666) internal successors, (536), 3 states have internal predecessors, (536), 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) [2021-03-25 06:11:33,649 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:33,650 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:33,650 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-25 06:11:33,650 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:33,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:33,650 INFO L82 PathProgramCache]: Analyzing trace with hash 750136792, now seen corresponding path program 1 times [2021-03-25 06:11:33,650 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:33,650 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226590167] [2021-03-25 06:11:33,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:33,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:33,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:33,711 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226590167] [2021-03-25 06:11:33,711 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1881155148] [2021-03-25 06:11:33,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:11:33,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:33,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-25 06:11:33,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 06:11:33,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:33,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:33,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:33,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 06:11:33,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:33,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:33,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:33,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:33,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:33,859 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 06:11:33,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:33,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:33,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:33,872 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 06:11:33,872 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-25 06:11:33,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100383499] [2021-03-25 06:11:33,872 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 06:11:33,872 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:11:33,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 06:11:33,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-25 06:11:33,878 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 206 out of 269 [2021-03-25 06:11:33,879 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 46 transitions, 123 flow. Second operand has 7 states, 7 states have (on average 207.71428571428572) internal successors, (1454), 7 states have internal predecessors, (1454), 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) [2021-03-25 06:11:33,879 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:11:33,879 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 206 of 269 [2021-03-25 06:11:33,879 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:11:33,934 INFO L129 PetriNetUnfolder]: 0/63 cut-off events. [2021-03-25 06:11:33,934 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-03-25 06:11:33,934 INFO L84 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 63 events. 0/63 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 112 event pairs, 0 based on Foata normal form. 1/64 useless extension candidates. Maximal degree in co-relation 0. Up to 12 conditions per place. [2021-03-25 06:11:33,936 INFO L132 encePairwiseOnDemand]: 263/269 looper letters, 11 selfloop transitions, 4 changer transitions 1/54 dead transitions. [2021-03-25 06:11:33,936 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 54 transitions, 173 flow [2021-03-25 06:11:33,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 06:11:33,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 06:11:33,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1253 transitions. [2021-03-25 06:11:33,939 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7763320941759604 [2021-03-25 06:11:33,939 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1253 transitions. [2021-03-25 06:11:33,939 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1253 transitions. [2021-03-25 06:11:33,939 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:11:33,939 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1253 transitions. [2021-03-25 06:11:33,942 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 208.83333333333334) internal successors, (1253), 6 states have internal predecessors, (1253), 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) [2021-03-25 06:11:33,944 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 269.0) internal successors, (1883), 7 states have internal predecessors, (1883), 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) [2021-03-25 06:11:33,946 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 269.0) internal successors, (1883), 7 states have internal predecessors, (1883), 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) [2021-03-25 06:11:33,946 INFO L185 Difference]: Start difference. First operand has 55 places, 46 transitions, 123 flow. Second operand 6 states and 1253 transitions. [2021-03-25 06:11:33,946 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 54 transitions, 173 flow [2021-03-25 06:11:33,948 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 54 transitions, 165 flow, removed 3 selfloop flow, removed 1 redundant places. [2021-03-25 06:11:33,948 INFO L241 Difference]: Finished difference. Result has 62 places, 48 transitions, 143 flow [2021-03-25 06:11:33,949 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=115, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=143, PETRI_PLACES=62, PETRI_TRANSITIONS=48} [2021-03-25 06:11:33,949 INFO L343 CegarLoopForPetriNet]: 98 programPoint places, -36 predicate places. [2021-03-25 06:11:33,949 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:33,949 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 62 places, 48 transitions, 143 flow [2021-03-25 06:11:33,949 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 62 places, 48 transitions, 143 flow [2021-03-25 06:11:33,949 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 61 places, 48 transitions, 143 flow [2021-03-25 06:11:33,954 INFO L129 PetriNetUnfolder]: 0/62 cut-off events. [2021-03-25 06:11:33,954 INFO L130 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2021-03-25 06:11:33,954 INFO L84 FinitePrefix]: Finished finitePrefix Result has 100 conditions, 62 events. 0/62 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 100 event pairs, 0 based on Foata normal form. 0/62 useless extension candidates. Maximal degree in co-relation 0. Up to 6 conditions per place. [2021-03-25 06:11:33,955 INFO L142 LiptonReduction]: Number of co-enabled transitions 1400 [2021-03-25 06:11:34,019 INFO L154 LiptonReduction]: Checked pairs total: 5704 [2021-03-25 06:11:34,020 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 06:11:34,020 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 71 [2021-03-25 06:11:34,021 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 46 transitions, 141 flow [2021-03-25 06:11:34,022 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 207.71428571428572) internal successors, (1454), 7 states have internal predecessors, (1454), 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) [2021-03-25 06:11:34,023 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:34,023 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:34,231 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:11:34,232 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:34,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:34,232 INFO L82 PathProgramCache]: Analyzing trace with hash -2043911365, now seen corresponding path program 1 times [2021-03-25 06:11:34,232 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:34,232 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929360795] [2021-03-25 06:11:34,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:34,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:34,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 06:11:34,292 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-03-25 06:11:34,292 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929360795] [2021-03-25 06:11:34,292 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 06:11:34,292 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 06:11:34,292 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073027107] [2021-03-25 06:11:34,292 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 06:11:34,292 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:11:34,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 06:11:34,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 06:11:34,294 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 195 out of 274 [2021-03-25 06:11:34,294 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 46 transitions, 141 flow. Second operand has 4 states, 4 states have (on average 195.75) internal successors, (783), 4 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) [2021-03-25 06:11:34,294 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:11:34,295 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 195 of 274 [2021-03-25 06:11:34,295 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:11:34,445 INFO L129 PetriNetUnfolder]: 484/1076 cut-off events. [2021-03-25 06:11:34,445 INFO L130 PetriNetUnfolder]: For 15/15 co-relation queries the response was YES. [2021-03-25 06:11:34,448 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1862 conditions, 1076 events. 484/1076 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 106. Compared 7464 event pairs, 375 based on Foata normal form. 6/1043 useless extension candidates. Maximal degree in co-relation 1831. Up to 735 conditions per place. [2021-03-25 06:11:34,452 INFO L132 encePairwiseOnDemand]: 269/274 looper letters, 16 selfloop transitions, 4 changer transitions 0/52 dead transitions. [2021-03-25 06:11:34,452 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 52 transitions, 193 flow [2021-03-25 06:11:34,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 06:11:34,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 06:11:34,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 606 transitions. [2021-03-25 06:11:34,454 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7372262773722628 [2021-03-25 06:11:34,454 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 606 transitions. [2021-03-25 06:11:34,454 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 606 transitions. [2021-03-25 06:11:34,455 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:11:34,455 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 606 transitions. [2021-03-25 06:11:34,456 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 202.0) internal successors, (606), 3 states have internal predecessors, (606), 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) [2021-03-25 06:11:34,457 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 274.0) internal successors, (1096), 4 states have internal predecessors, (1096), 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) [2021-03-25 06:11:34,457 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 274.0) internal successors, (1096), 4 states have internal predecessors, (1096), 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) [2021-03-25 06:11:34,458 INFO L185 Difference]: Start difference. First operand has 59 places, 46 transitions, 141 flow. Second operand 3 states and 606 transitions. [2021-03-25 06:11:34,458 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 52 transitions, 193 flow [2021-03-25 06:11:34,458 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 52 transitions, 179 flow, removed 5 selfloop flow, removed 3 redundant places. [2021-03-25 06:11:34,461 INFO L241 Difference]: Finished difference. Result has 59 places, 49 transitions, 153 flow [2021-03-25 06:11:34,461 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=127, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=153, PETRI_PLACES=59, PETRI_TRANSITIONS=49} [2021-03-25 06:11:34,461 INFO L343 CegarLoopForPetriNet]: 98 programPoint places, -39 predicate places. [2021-03-25 06:11:34,461 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:34,462 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 59 places, 49 transitions, 153 flow [2021-03-25 06:11:34,462 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 59 places, 49 transitions, 153 flow [2021-03-25 06:11:34,462 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 59 places, 49 transitions, 153 flow [2021-03-25 06:11:34,473 INFO L129 PetriNetUnfolder]: 16/134 cut-off events. [2021-03-25 06:11:34,473 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-03-25 06:11:34,474 INFO L84 FinitePrefix]: Finished finitePrefix Result has 202 conditions, 134 events. 16/134 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 485 event pairs, 7 based on Foata normal form. 0/129 useless extension candidates. Maximal degree in co-relation 174. Up to 34 conditions per place. [2021-03-25 06:11:34,475 INFO L142 LiptonReduction]: Number of co-enabled transitions 1384 [2021-03-25 06:11:34,510 INFO L154 LiptonReduction]: Checked pairs total: 4714 [2021-03-25 06:11:34,510 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 06:11:34,510 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 49 [2021-03-25 06:11:34,511 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 46 transitions, 147 flow [2021-03-25 06:11:34,511 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 195.75) internal successors, (783), 4 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) [2021-03-25 06:11:34,511 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:34,511 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:34,511 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-25 06:11:34,511 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:34,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:34,512 INFO L82 PathProgramCache]: Analyzing trace with hash 1329732834, now seen corresponding path program 1 times [2021-03-25 06:11:34,512 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:34,512 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653142925] [2021-03-25 06:11:34,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:34,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:34,574 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:34,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653142925] [2021-03-25 06:11:34,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [899543073] [2021-03-25 06:11:34,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:11:34,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:34,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 06:11:34,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 06:11:34,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:34,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:34,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:34,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:34,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:34,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:34,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:34,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:34,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:11:34,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:34,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:34,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:34,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:11:34,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 06:11:34,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:34,728 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 06:11:34,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:34,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:34,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:34,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:34,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:34,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:34,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:34,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:34,732 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:34,732 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 06:11:34,732 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-25 06:11:34,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679767205] [2021-03-25 06:11:34,733 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 06:11:34,733 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:11:34,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 06:11:34,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-25 06:11:34,736 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 208 out of 277 [2021-03-25 06:11:34,737 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 46 transitions, 147 flow. Second operand has 6 states, 6 states have (on average 210.0) internal successors, (1260), 6 states have internal predecessors, (1260), 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) [2021-03-25 06:11:34,737 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:11:34,737 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 208 of 277 [2021-03-25 06:11:34,737 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:11:34,770 INFO L129 PetriNetUnfolder]: 14/121 cut-off events. [2021-03-25 06:11:34,770 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-03-25 06:11:34,770 INFO L84 FinitePrefix]: Finished finitePrefix Result has 195 conditions, 121 events. 14/121 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 421 event pairs, 6 based on Foata normal form. 1/120 useless extension candidates. Maximal degree in co-relation 161. Up to 29 conditions per place. [2021-03-25 06:11:34,771 INFO L132 encePairwiseOnDemand]: 272/277 looper letters, 9 selfloop transitions, 4 changer transitions 0/52 dead transitions. [2021-03-25 06:11:34,771 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 52 transitions, 185 flow [2021-03-25 06:11:34,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 06:11:34,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 06:11:34,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1054 transitions. [2021-03-25 06:11:34,774 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7610108303249098 [2021-03-25 06:11:34,774 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1054 transitions. [2021-03-25 06:11:34,774 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1054 transitions. [2021-03-25 06:11:34,774 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:11:34,775 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1054 transitions. [2021-03-25 06:11:34,776 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 210.8) internal successors, (1054), 5 states have internal predecessors, (1054), 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) [2021-03-25 06:11:34,778 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 277.0) internal successors, (1662), 6 states have internal predecessors, (1662), 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) [2021-03-25 06:11:34,779 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 277.0) internal successors, (1662), 6 states have internal predecessors, (1662), 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) [2021-03-25 06:11:34,779 INFO L185 Difference]: Start difference. First operand has 56 places, 46 transitions, 147 flow. Second operand 5 states and 1054 transitions. [2021-03-25 06:11:34,779 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 52 transitions, 185 flow [2021-03-25 06:11:34,782 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 52 transitions, 179 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-03-25 06:11:34,783 INFO L241 Difference]: Finished difference. Result has 60 places, 46 transitions, 153 flow [2021-03-25 06:11:34,783 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=277, PETRI_DIFFERENCE_MINUEND_FLOW=141, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=153, PETRI_PLACES=60, PETRI_TRANSITIONS=46} [2021-03-25 06:11:34,784 INFO L343 CegarLoopForPetriNet]: 98 programPoint places, -38 predicate places. [2021-03-25 06:11:34,784 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:34,784 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 60 places, 46 transitions, 153 flow [2021-03-25 06:11:34,784 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 60 places, 46 transitions, 153 flow [2021-03-25 06:11:34,784 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 60 places, 46 transitions, 153 flow [2021-03-25 06:11:34,794 INFO L129 PetriNetUnfolder]: 14/115 cut-off events. [2021-03-25 06:11:34,795 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-03-25 06:11:34,795 INFO L84 FinitePrefix]: Finished finitePrefix Result has 178 conditions, 115 events. 14/115 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 406 event pairs, 6 based on Foata normal form. 0/113 useless extension candidates. Maximal degree in co-relation 148. Up to 29 conditions per place. [2021-03-25 06:11:34,796 INFO L142 LiptonReduction]: Number of co-enabled transitions 1208 [2021-03-25 06:11:34,798 INFO L154 LiptonReduction]: Checked pairs total: 1484 [2021-03-25 06:11:34,798 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 06:11:34,799 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 15 [2021-03-25 06:11:34,799 INFO L480 AbstractCegarLoop]: Abstraction has has 60 places, 46 transitions, 153 flow [2021-03-25 06:11:34,800 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 210.0) internal successors, (1260), 6 states have internal predecessors, (1260), 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) [2021-03-25 06:11:34,800 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:34,800 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:35,015 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:11:35,016 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:35,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:35,016 INFO L82 PathProgramCache]: Analyzing trace with hash -590133534, now seen corresponding path program 1 times [2021-03-25 06:11:35,016 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:35,016 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670857501] [2021-03-25 06:11:35,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:35,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 06:11:35,033 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 06:11:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 06:11:35,053 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 06:11:35,057 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 06:11:35,057 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 06:11:35,057 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-25 06:11:35,058 WARN L342 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-25 06:11:35,058 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-03-25 06:11:35,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,074 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,074 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,074 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,074 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,080 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,080 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,081 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,081 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,084 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,084 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,084 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,084 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,091 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,091 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:35,097 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-25 06:11:35,098 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-25 06:11:35,098 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 06:11:35,099 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 06:11:35,099 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 06:11:35,099 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 06:11:35,099 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 06:11:35,099 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 06:11:35,099 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 06:11:35,099 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 06:11:35,100 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 169 places, 193 transitions, 430 flow [2021-03-25 06:11:35,157 INFO L129 PetriNetUnfolder]: 81/512 cut-off events. [2021-03-25 06:11:35,157 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-03-25 06:11:35,161 INFO L84 FinitePrefix]: Finished finitePrefix Result has 567 conditions, 512 events. 81/512 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2023 event pairs, 6 based on Foata normal form. 0/426 useless extension candidates. Maximal degree in co-relation 353. Up to 32 conditions per place. [2021-03-25 06:11:35,162 INFO L82 GeneralOperation]: Start removeDead. Operand has 169 places, 193 transitions, 430 flow [2021-03-25 06:11:35,165 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 169 places, 193 transitions, 430 flow [2021-03-25 06:11:35,165 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:35,166 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 169 places, 193 transitions, 430 flow [2021-03-25 06:11:35,166 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 169 places, 193 transitions, 430 flow [2021-03-25 06:11:35,167 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 169 places, 193 transitions, 430 flow [2021-03-25 06:11:35,212 INFO L129 PetriNetUnfolder]: 81/512 cut-off events. [2021-03-25 06:11:35,212 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-03-25 06:11:35,217 INFO L84 FinitePrefix]: Finished finitePrefix Result has 567 conditions, 512 events. 81/512 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2047 event pairs, 6 based on Foata normal form. 0/426 useless extension candidates. Maximal degree in co-relation 353. Up to 32 conditions per place. [2021-03-25 06:11:35,231 INFO L142 LiptonReduction]: Number of co-enabled transitions 19376 [2021-03-25 06:11:37,093 INFO L154 LiptonReduction]: Checked pairs total: 7883 [2021-03-25 06:11:37,093 INFO L156 LiptonReduction]: Total number of compositions: 81 [2021-03-25 06:11:37,093 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1928 [2021-03-25 06:11:37,096 INFO L129 PetriNetUnfolder]: 2/39 cut-off events. [2021-03-25 06:11:37,096 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 06:11:37,096 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:37,096 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:37,096 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:37,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:37,096 INFO L82 PathProgramCache]: Analyzing trace with hash 544847734, now seen corresponding path program 1 times [2021-03-25 06:11:37,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:37,096 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401587285] [2021-03-25 06:11:37,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:37,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:37,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:37,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:37,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:37,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:37,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:37,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:37,112 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401587285] [2021-03-25 06:11:37,112 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 06:11:37,112 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 06:11:37,112 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663934236] [2021-03-25 06:11:37,113 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 06:11:37,113 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:11:37,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 06:11:37,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 06:11:37,114 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 205 out of 274 [2021-03-25 06:11:37,114 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 119 places, 140 transitions, 324 flow. Second operand has 3 states, 3 states have (on average 205.66666666666666) internal successors, (617), 3 states have internal predecessors, (617), 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) [2021-03-25 06:11:37,115 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:11:37,115 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 205 of 274 [2021-03-25 06:11:37,115 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:11:37,159 INFO L129 PetriNetUnfolder]: 20/310 cut-off events. [2021-03-25 06:11:37,159 INFO L130 PetriNetUnfolder]: For 48/55 co-relation queries the response was YES. [2021-03-25 06:11:37,161 INFO L84 FinitePrefix]: Finished finitePrefix Result has 389 conditions, 310 events. 20/310 cut-off events. For 48/55 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1226 event pairs, 6 based on Foata normal form. 205/491 useless extension candidates. Maximal degree in co-relation 247. Up to 32 conditions per place. [2021-03-25 06:11:37,161 INFO L132 encePairwiseOnDemand]: 245/274 looper letters, 8 selfloop transitions, 2 changer transitions 15/117 dead transitions. [2021-03-25 06:11:37,161 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 117 transitions, 298 flow [2021-03-25 06:11:37,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 06:11:37,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 06:11:37,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 658 transitions. [2021-03-25 06:11:37,163 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8004866180048662 [2021-03-25 06:11:37,163 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 658 transitions. [2021-03-25 06:11:37,163 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 658 transitions. [2021-03-25 06:11:37,164 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:11:37,164 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 658 transitions. [2021-03-25 06:11:37,165 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 219.33333333333334) internal successors, (658), 3 states have internal predecessors, (658), 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) [2021-03-25 06:11:37,166 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 274.0) internal successors, (1096), 4 states have internal predecessors, (1096), 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) [2021-03-25 06:11:37,166 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 274.0) internal successors, (1096), 4 states have internal predecessors, (1096), 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) [2021-03-25 06:11:37,167 INFO L185 Difference]: Start difference. First operand has 119 places, 140 transitions, 324 flow. Second operand 3 states and 658 transitions. [2021-03-25 06:11:37,167 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 117 transitions, 298 flow [2021-03-25 06:11:37,168 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 117 transitions, 298 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 06:11:37,169 INFO L241 Difference]: Finished difference. Result has 121 places, 99 transitions, 240 flow [2021-03-25 06:11:37,169 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=270, PETRI_DIFFERENCE_MINUEND_PLACES=118, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=113, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=240, PETRI_PLACES=121, PETRI_TRANSITIONS=99} [2021-03-25 06:11:37,170 INFO L343 CegarLoopForPetriNet]: 119 programPoint places, 2 predicate places. [2021-03-25 06:11:37,170 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:37,170 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 121 places, 99 transitions, 240 flow [2021-03-25 06:11:37,170 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 121 places, 99 transitions, 240 flow [2021-03-25 06:11:37,170 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 110 places, 99 transitions, 240 flow [2021-03-25 06:11:37,182 INFO L129 PetriNetUnfolder]: 0/142 cut-off events. [2021-03-25 06:11:37,182 INFO L130 PetriNetUnfolder]: For 17/17 co-relation queries the response was YES. [2021-03-25 06:11:37,183 INFO L84 FinitePrefix]: Finished finitePrefix Result has 177 conditions, 142 events. 0/142 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 385 event pairs, 0 based on Foata normal form. 0/142 useless extension candidates. Maximal degree in co-relation 0. Up to 9 conditions per place. [2021-03-25 06:11:37,185 INFO L142 LiptonReduction]: Number of co-enabled transitions 6440 [2021-03-25 06:11:38,665 INFO L154 LiptonReduction]: Checked pairs total: 10135 [2021-03-25 06:11:38,665 INFO L156 LiptonReduction]: Total number of compositions: 43 [2021-03-25 06:11:38,665 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1495 [2021-03-25 06:11:38,666 INFO L480 AbstractCegarLoop]: Abstraction has has 69 places, 58 transitions, 158 flow [2021-03-25 06:11:38,666 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 205.66666666666666) internal successors, (617), 3 states have internal predecessors, (617), 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) [2021-03-25 06:11:38,666 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:38,666 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:38,666 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-25 06:11:38,666 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:38,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:38,667 INFO L82 PathProgramCache]: Analyzing trace with hash -483923270, now seen corresponding path program 1 times [2021-03-25 06:11:38,667 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:38,667 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515752424] [2021-03-25 06:11:38,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:38,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:38,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:38,694 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515752424] [2021-03-25 06:11:38,694 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1797182293] [2021-03-25 06:11:38,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:11:38,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:38,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-25 06:11:38,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 06:11:38,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:38,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:38,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:38,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 06:11:38,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:38,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:38,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:38,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:38,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:38,832 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 06:11:38,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:38,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:38,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:38,843 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 06:11:38,843 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-25 06:11:38,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513337886] [2021-03-25 06:11:38,843 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 06:11:38,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:11:38,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 06:11:38,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-25 06:11:38,845 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 244 out of 317 [2021-03-25 06:11:38,847 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 58 transitions, 158 flow. Second operand has 7 states, 7 states have (on average 245.71428571428572) internal successors, (1720), 7 states have internal predecessors, (1720), 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) [2021-03-25 06:11:38,847 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:11:38,847 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 244 of 317 [2021-03-25 06:11:38,847 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:11:38,887 INFO L129 PetriNetUnfolder]: 0/85 cut-off events. [2021-03-25 06:11:38,887 INFO L130 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2021-03-25 06:11:38,887 INFO L84 FinitePrefix]: Finished finitePrefix Result has 146 conditions, 85 events. 0/85 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 159 event pairs, 0 based on Foata normal form. 1/86 useless extension candidates. Maximal degree in co-relation 0. Up to 18 conditions per place. [2021-03-25 06:11:38,887 INFO L132 encePairwiseOnDemand]: 311/317 looper letters, 11 selfloop transitions, 4 changer transitions 1/66 dead transitions. [2021-03-25 06:11:38,888 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 66 transitions, 208 flow [2021-03-25 06:11:38,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 06:11:38,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 06:11:38,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1481 transitions. [2021-03-25 06:11:38,891 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7786540483701367 [2021-03-25 06:11:38,891 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1481 transitions. [2021-03-25 06:11:38,891 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1481 transitions. [2021-03-25 06:11:38,892 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:11:38,892 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1481 transitions. [2021-03-25 06:11:38,895 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 246.83333333333334) internal successors, (1481), 6 states have internal predecessors, (1481), 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) [2021-03-25 06:11:38,897 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 317.0) internal successors, (2219), 7 states have internal predecessors, (2219), 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) [2021-03-25 06:11:38,898 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 317.0) internal successors, (2219), 7 states have internal predecessors, (2219), 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) [2021-03-25 06:11:38,898 INFO L185 Difference]: Start difference. First operand has 69 places, 58 transitions, 158 flow. Second operand 6 states and 1481 transitions. [2021-03-25 06:11:38,899 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 66 transitions, 208 flow [2021-03-25 06:11:38,899 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 73 places, 66 transitions, 194 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-03-25 06:11:38,900 INFO L241 Difference]: Finished difference. Result has 76 places, 60 transitions, 172 flow [2021-03-25 06:11:38,900 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=317, PETRI_DIFFERENCE_MINUEND_FLOW=144, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=172, PETRI_PLACES=76, PETRI_TRANSITIONS=60} [2021-03-25 06:11:38,901 INFO L343 CegarLoopForPetriNet]: 119 programPoint places, -43 predicate places. [2021-03-25 06:11:38,901 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:38,901 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 76 places, 60 transitions, 172 flow [2021-03-25 06:11:38,901 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 76 places, 60 transitions, 172 flow [2021-03-25 06:11:38,901 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 75 places, 60 transitions, 172 flow [2021-03-25 06:11:38,908 INFO L129 PetriNetUnfolder]: 0/84 cut-off events. [2021-03-25 06:11:38,908 INFO L130 PetriNetUnfolder]: For 15/15 co-relation queries the response was YES. [2021-03-25 06:11:38,908 INFO L84 FinitePrefix]: Finished finitePrefix Result has 132 conditions, 84 events. 0/84 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 150 event pairs, 0 based on Foata normal form. 0/84 useless extension candidates. Maximal degree in co-relation 0. Up to 8 conditions per place. [2021-03-25 06:11:38,927 INFO L142 LiptonReduction]: Number of co-enabled transitions 2280 [2021-03-25 06:11:39,336 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-25 06:11:39,524 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-25 06:11:39,859 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-25 06:11:40,057 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-25 06:11:40,099 INFO L154 LiptonReduction]: Checked pairs total: 9794 [2021-03-25 06:11:40,100 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 06:11:40,100 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1199 [2021-03-25 06:11:40,100 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 57 transitions, 166 flow [2021-03-25 06:11:40,101 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 245.71428571428572) internal successors, (1720), 7 states have internal predecessors, (1720), 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) [2021-03-25 06:11:40,101 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:40,101 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:40,315 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:11:40,316 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:40,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:40,316 INFO L82 PathProgramCache]: Analyzing trace with hash 586250060, now seen corresponding path program 1 times [2021-03-25 06:11:40,316 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:40,316 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262571190] [2021-03-25 06:11:40,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:40,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:40,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:40,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:40,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:40,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:40,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:40,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 06:11:40,360 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-03-25 06:11:40,360 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262571190] [2021-03-25 06:11:40,360 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 06:11:40,360 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 06:11:40,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589877553] [2021-03-25 06:11:40,362 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 06:11:40,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:11:40,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 06:11:40,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 06:11:40,363 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 225 out of 322 [2021-03-25 06:11:40,364 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 57 transitions, 166 flow. Second operand has 4 states, 4 states have (on average 225.75) internal successors, (903), 4 states have internal predecessors, (903), 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) [2021-03-25 06:11:40,364 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:11:40,364 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 225 of 322 [2021-03-25 06:11:40,364 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:11:41,058 INFO L129 PetriNetUnfolder]: 3620/6577 cut-off events. [2021-03-25 06:11:41,059 INFO L130 PetriNetUnfolder]: For 17/17 co-relation queries the response was YES. [2021-03-25 06:11:41,081 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11618 conditions, 6577 events. 3620/6577 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 527. Compared 54358 event pairs, 2965 based on Foata normal form. 14/6350 useless extension candidates. Maximal degree in co-relation 11586. Up to 4960 conditions per place. [2021-03-25 06:11:41,120 INFO L132 encePairwiseOnDemand]: 316/322 looper letters, 21 selfloop transitions, 5 changer transitions 0/65 dead transitions. [2021-03-25 06:11:41,120 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 65 transitions, 234 flow [2021-03-25 06:11:41,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 06:11:41,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 06:11:41,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 702 transitions. [2021-03-25 06:11:41,122 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7267080745341615 [2021-03-25 06:11:41,122 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 702 transitions. [2021-03-25 06:11:41,122 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 702 transitions. [2021-03-25 06:11:41,123 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:11:41,123 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 702 transitions. [2021-03-25 06:11:41,124 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 234.0) internal successors, (702), 3 states have internal predecessors, (702), 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) [2021-03-25 06:11:41,125 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 322.0) internal successors, (1288), 4 states have internal predecessors, (1288), 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) [2021-03-25 06:11:41,126 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 322.0) internal successors, (1288), 4 states have internal predecessors, (1288), 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) [2021-03-25 06:11:41,126 INFO L185 Difference]: Start difference. First operand has 72 places, 57 transitions, 166 flow. Second operand 3 states and 702 transitions. [2021-03-25 06:11:41,126 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 65 transitions, 234 flow [2021-03-25 06:11:41,128 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 65 transitions, 222 flow, removed 4 selfloop flow, removed 3 redundant places. [2021-03-25 06:11:41,128 INFO L241 Difference]: Finished difference. Result has 72 places, 61 transitions, 187 flow [2021-03-25 06:11:41,128 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=322, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=187, PETRI_PLACES=72, PETRI_TRANSITIONS=61} [2021-03-25 06:11:41,129 INFO L343 CegarLoopForPetriNet]: 119 programPoint places, -47 predicate places. [2021-03-25 06:11:41,129 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:41,129 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 72 places, 61 transitions, 187 flow [2021-03-25 06:11:41,129 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 72 places, 61 transitions, 187 flow [2021-03-25 06:11:41,129 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 72 places, 61 transitions, 187 flow [2021-03-25 06:11:41,149 INFO L129 PetriNetUnfolder]: 56/324 cut-off events. [2021-03-25 06:11:41,149 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-03-25 06:11:41,150 INFO L84 FinitePrefix]: Finished finitePrefix Result has 464 conditions, 324 events. 56/324 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1728 event pairs, 29 based on Foata normal form. 0/306 useless extension candidates. Maximal degree in co-relation 435. Up to 97 conditions per place. [2021-03-25 06:11:41,154 INFO L142 LiptonReduction]: Number of co-enabled transitions 2318 [2021-03-25 06:11:41,164 INFO L154 LiptonReduction]: Checked pairs total: 2815 [2021-03-25 06:11:41,164 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 06:11:41,164 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 35 [2021-03-25 06:11:41,164 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 61 transitions, 187 flow [2021-03-25 06:11:41,165 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 225.75) internal successors, (903), 4 states have internal predecessors, (903), 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) [2021-03-25 06:11:41,165 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:41,165 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:41,165 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-25 06:11:41,165 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:41,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:41,165 INFO L82 PathProgramCache]: Analyzing trace with hash 1106878823, now seen corresponding path program 1 times [2021-03-25 06:11:41,166 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:41,166 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301006240] [2021-03-25 06:11:41,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:41,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:41,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,214 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:41,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301006240] [2021-03-25 06:11:41,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [940851751] [2021-03-25 06:11:41,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:11:41,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:41,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 06:11:41,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 06:11:41,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:41,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:41,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:41,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:41,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:41,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:41,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:41,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:41,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:11:41,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:41,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:41,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:41,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:11:41,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 06:11:41,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,338 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 06:11:41,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,352 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:41,352 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 06:11:41,352 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-25 06:11:41,352 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629033674] [2021-03-25 06:11:41,353 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 06:11:41,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:11:41,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 06:11:41,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-25 06:11:41,357 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 246 out of 322 [2021-03-25 06:11:41,358 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 61 transitions, 187 flow. Second operand has 6 states, 6 states have (on average 248.0) internal successors, (1488), 6 states have internal predecessors, (1488), 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) [2021-03-25 06:11:41,358 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:11:41,358 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 246 of 322 [2021-03-25 06:11:41,358 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:11:41,405 INFO L129 PetriNetUnfolder]: 54/317 cut-off events. [2021-03-25 06:11:41,405 INFO L130 PetriNetUnfolder]: For 21/21 co-relation queries the response was YES. [2021-03-25 06:11:41,406 INFO L84 FinitePrefix]: Finished finitePrefix Result has 471 conditions, 317 events. 54/317 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1650 event pairs, 28 based on Foata normal form. 1/301 useless extension candidates. Maximal degree in co-relation 435. Up to 92 conditions per place. [2021-03-25 06:11:41,407 INFO L132 encePairwiseOnDemand]: 317/322 looper letters, 13 selfloop transitions, 4 changer transitions 0/70 dead transitions. [2021-03-25 06:11:41,408 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 70 transitions, 245 flow [2021-03-25 06:11:41,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 06:11:41,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 06:11:41,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1248 transitions. [2021-03-25 06:11:41,410 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7751552795031056 [2021-03-25 06:11:41,411 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1248 transitions. [2021-03-25 06:11:41,411 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1248 transitions. [2021-03-25 06:11:41,411 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:11:41,411 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1248 transitions. [2021-03-25 06:11:41,414 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 249.6) internal successors, (1248), 5 states have internal predecessors, (1248), 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) [2021-03-25 06:11:41,416 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 322.0) internal successors, (1932), 6 states have internal predecessors, (1932), 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) [2021-03-25 06:11:41,417 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 322.0) internal successors, (1932), 6 states have internal predecessors, (1932), 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) [2021-03-25 06:11:41,417 INFO L185 Difference]: Start difference. First operand has 72 places, 61 transitions, 187 flow. Second operand 5 states and 1248 transitions. [2021-03-25 06:11:41,417 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 70 transitions, 245 flow [2021-03-25 06:11:41,418 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 70 transitions, 240 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 06:11:41,418 INFO L241 Difference]: Finished difference. Result has 76 places, 62 transitions, 200 flow [2021-03-25 06:11:41,419 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=322, PETRI_DIFFERENCE_MINUEND_FLOW=182, PETRI_DIFFERENCE_MINUEND_PLACES=71, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=200, PETRI_PLACES=76, PETRI_TRANSITIONS=62} [2021-03-25 06:11:41,419 INFO L343 CegarLoopForPetriNet]: 119 programPoint places, -43 predicate places. [2021-03-25 06:11:41,419 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:41,419 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 76 places, 62 transitions, 200 flow [2021-03-25 06:11:41,419 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 76 places, 62 transitions, 200 flow [2021-03-25 06:11:41,420 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 76 places, 62 transitions, 200 flow [2021-03-25 06:11:41,439 INFO L129 PetriNetUnfolder]: 54/317 cut-off events. [2021-03-25 06:11:41,439 INFO L130 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2021-03-25 06:11:41,440 INFO L84 FinitePrefix]: Finished finitePrefix Result has 455 conditions, 317 events. 54/317 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1679 event pairs, 28 based on Foata normal form. 0/300 useless extension candidates. Maximal degree in co-relation 423. Up to 92 conditions per place. [2021-03-25 06:11:41,443 INFO L142 LiptonReduction]: Number of co-enabled transitions 2384 [2021-03-25 06:11:41,506 INFO L154 LiptonReduction]: Checked pairs total: 8625 [2021-03-25 06:11:41,506 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 06:11:41,506 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 87 [2021-03-25 06:11:41,506 INFO L480 AbstractCegarLoop]: Abstraction has has 76 places, 62 transitions, 202 flow [2021-03-25 06:11:41,507 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 248.0) internal successors, (1488), 6 states have internal predecessors, (1488), 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) [2021-03-25 06:11:41,507 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:41,507 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:41,723 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-03-25 06:11:41,724 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:41,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:41,724 INFO L82 PathProgramCache]: Analyzing trace with hash 1940238991, now seen corresponding path program 1 times [2021-03-25 06:11:41,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:41,724 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476035109] [2021-03-25 06:11:41,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:41,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:41,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,771 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:41,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476035109] [2021-03-25 06:11:41,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2105545822] [2021-03-25 06:11:41,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:11:41,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:41,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-25 06:11:41,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 06:11:41,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:41,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:41,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:41,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:41,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:41,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:41,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:41,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:41,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:11:41,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:41,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:41,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:41,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:11:41,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 06:11:41,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:41,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:41,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:41,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 06:11:41,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:41,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:41,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:41,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:41,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:41,911 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 06:11:41,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:41,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:41,921 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:41,921 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 06:11:41,921 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-25 06:11:41,921 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448251502] [2021-03-25 06:11:41,921 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 06:11:41,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:11:41,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 06:11:41,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-03-25 06:11:41,923 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 245 out of 325 [2021-03-25 06:11:41,925 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 62 transitions, 202 flow. Second operand has 8 states, 8 states have (on average 247.25) internal successors, (1978), 8 states have internal predecessors, (1978), 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) [2021-03-25 06:11:41,925 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:11:41,925 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 245 of 325 [2021-03-25 06:11:41,925 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:11:42,004 INFO L129 PetriNetUnfolder]: 45/274 cut-off events. [2021-03-25 06:11:42,004 INFO L130 PetriNetUnfolder]: For 32/32 co-relation queries the response was YES. [2021-03-25 06:11:42,005 INFO L84 FinitePrefix]: Finished finitePrefix Result has 416 conditions, 274 events. 45/274 cut-off events. For 32/32 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 1373 event pairs, 23 based on Foata normal form. 1/262 useless extension candidates. Maximal degree in co-relation 377. Up to 76 conditions per place. [2021-03-25 06:11:42,006 INFO L132 encePairwiseOnDemand]: 317/325 looper letters, 12 selfloop transitions, 9 changer transitions 0/73 dead transitions. [2021-03-25 06:11:42,006 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 73 transitions, 270 flow [2021-03-25 06:11:42,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 06:11:42,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 06:11:42,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2227 transitions. [2021-03-25 06:11:42,011 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7613675213675214 [2021-03-25 06:11:42,011 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2227 transitions. [2021-03-25 06:11:42,011 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2227 transitions. [2021-03-25 06:11:42,012 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:11:42,012 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2227 transitions. [2021-03-25 06:11:42,015 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 247.44444444444446) internal successors, (2227), 9 states have internal predecessors, (2227), 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) [2021-03-25 06:11:42,043 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 325.0) internal successors, (3250), 10 states have internal predecessors, (3250), 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) [2021-03-25 06:11:42,044 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 325.0) internal successors, (3250), 10 states have internal predecessors, (3250), 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) [2021-03-25 06:11:42,045 INFO L185 Difference]: Start difference. First operand has 76 places, 62 transitions, 202 flow. Second operand 9 states and 2227 transitions. [2021-03-25 06:11:42,045 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 73 transitions, 270 flow [2021-03-25 06:11:42,045 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 73 transitions, 262 flow, removed 1 selfloop flow, removed 3 redundant places. [2021-03-25 06:11:42,046 INFO L241 Difference]: Finished difference. Result has 82 places, 65 transitions, 228 flow [2021-03-25 06:11:42,047 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=325, PETRI_DIFFERENCE_MINUEND_FLOW=194, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=228, PETRI_PLACES=82, PETRI_TRANSITIONS=65} [2021-03-25 06:11:42,047 INFO L343 CegarLoopForPetriNet]: 119 programPoint places, -37 predicate places. [2021-03-25 06:11:42,047 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:42,047 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 82 places, 65 transitions, 228 flow [2021-03-25 06:11:42,047 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 82 places, 65 transitions, 228 flow [2021-03-25 06:11:42,047 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 82 places, 65 transitions, 228 flow [2021-03-25 06:11:42,068 INFO L129 PetriNetUnfolder]: 45/274 cut-off events. [2021-03-25 06:11:42,068 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-25 06:11:42,069 INFO L84 FinitePrefix]: Finished finitePrefix Result has 403 conditions, 274 events. 45/274 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 1361 event pairs, 23 based on Foata normal form. 0/263 useless extension candidates. Maximal degree in co-relation 370. Up to 76 conditions per place. [2021-03-25 06:11:42,073 INFO L142 LiptonReduction]: Number of co-enabled transitions 2516 [2021-03-25 06:11:42,146 INFO L154 LiptonReduction]: Checked pairs total: 8832 [2021-03-25 06:11:42,146 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-25 06:11:42,147 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 100 [2021-03-25 06:11:42,147 INFO L480 AbstractCegarLoop]: Abstraction has has 80 places, 63 transitions, 234 flow [2021-03-25 06:11:42,148 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 247.25) internal successors, (1978), 8 states have internal predecessors, (1978), 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) [2021-03-25 06:11:42,148 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:42,148 INFO L263 CegarLoopForPetriNet]: trace histogram [5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:42,356 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:11:42,356 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:42,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:42,357 INFO L82 PathProgramCache]: Analyzing trace with hash 1819606730, now seen corresponding path program 1 times [2021-03-25 06:11:42,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:42,357 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499118149] [2021-03-25 06:11:42,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:42,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 06:11:42,372 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 06:11:42,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 06:11:42,380 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 06:11:42,385 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 06:11:42,385 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 06:11:42,385 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-03-25 06:11:42,386 WARN L342 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-25 06:11:42,386 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2021-03-25 06:11:42,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,399 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,399 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,399 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,400 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,402 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,402 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,402 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,403 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,405 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,405 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,405 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,405 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,408 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,408 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,408 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,408 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,411 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,411 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,411 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,411 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,414 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,414 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,416 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,416 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,417 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,418 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,419 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,419 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,420 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,421 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:42,424 INFO L149 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2021-03-25 06:11:42,425 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-25 06:11:42,425 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 06:11:42,425 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 06:11:42,425 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 06:11:42,425 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 06:11:42,425 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 06:11:42,425 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 06:11:42,426 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 06:11:42,426 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 06:11:42,427 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 194 places, 223 transitions, 506 flow [2021-03-25 06:11:42,514 INFO L129 PetriNetUnfolder]: 140/823 cut-off events. [2021-03-25 06:11:42,515 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-03-25 06:11:42,526 INFO L84 FinitePrefix]: Finished finitePrefix Result has 934 conditions, 823 events. 140/823 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 3834 event pairs, 23 based on Foata normal form. 0/693 useless extension candidates. Maximal degree in co-relation 557. Up to 80 conditions per place. [2021-03-25 06:11:42,527 INFO L82 GeneralOperation]: Start removeDead. Operand has 194 places, 223 transitions, 506 flow [2021-03-25 06:11:42,532 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 194 places, 223 transitions, 506 flow [2021-03-25 06:11:42,532 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:42,532 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 194 places, 223 transitions, 506 flow [2021-03-25 06:11:42,532 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 194 places, 223 transitions, 506 flow [2021-03-25 06:11:42,533 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 194 places, 223 transitions, 506 flow [2021-03-25 06:11:42,612 INFO L129 PetriNetUnfolder]: 140/823 cut-off events. [2021-03-25 06:11:42,612 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-03-25 06:11:42,622 INFO L84 FinitePrefix]: Finished finitePrefix Result has 934 conditions, 823 events. 140/823 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 3809 event pairs, 23 based on Foata normal form. 0/693 useless extension candidates. Maximal degree in co-relation 557. Up to 80 conditions per place. [2021-03-25 06:11:42,649 INFO L142 LiptonReduction]: Number of co-enabled transitions 28560 [2021-03-25 06:11:44,621 INFO L154 LiptonReduction]: Checked pairs total: 11504 [2021-03-25 06:11:44,621 INFO L156 LiptonReduction]: Total number of compositions: 89 [2021-03-25 06:11:44,621 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2089 [2021-03-25 06:11:44,624 INFO L129 PetriNetUnfolder]: 3/42 cut-off events. [2021-03-25 06:11:44,624 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 06:11:44,624 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:44,624 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:44,624 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:44,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:44,624 INFO L82 PathProgramCache]: Analyzing trace with hash -345065191, now seen corresponding path program 1 times [2021-03-25 06:11:44,624 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:44,624 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708675212] [2021-03-25 06:11:44,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:44,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:44,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:44,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:44,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:44,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:44,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:44,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:44,639 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708675212] [2021-03-25 06:11:44,639 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 06:11:44,639 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 06:11:44,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043244083] [2021-03-25 06:11:44,639 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 06:11:44,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:11:44,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 06:11:44,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 06:11:44,641 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 233 out of 312 [2021-03-25 06:11:44,642 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 167 transitions, 394 flow. Second operand has 3 states, 3 states have (on average 233.66666666666666) internal successors, (701), 3 states have internal predecessors, (701), 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) [2021-03-25 06:11:44,642 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:11:44,642 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 233 of 312 [2021-03-25 06:11:44,642 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:11:44,702 INFO L129 PetriNetUnfolder]: 53/522 cut-off events. [2021-03-25 06:11:44,702 INFO L130 PetriNetUnfolder]: For 110/119 co-relation queries the response was YES. [2021-03-25 06:11:44,705 INFO L84 FinitePrefix]: Finished finitePrefix Result has 662 conditions, 522 events. 53/522 cut-off events. For 110/119 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2422 event pairs, 23 based on Foata normal form. 329/809 useless extension candidates. Maximal degree in co-relation 399. Up to 80 conditions per place. [2021-03-25 06:11:44,706 INFO L132 encePairwiseOnDemand]: 277/312 looper letters, 8 selfloop transitions, 2 changer transitions 16/137 dead transitions. [2021-03-25 06:11:44,706 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 137 transitions, 354 flow [2021-03-25 06:11:44,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 06:11:44,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 06:11:44,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 748 transitions. [2021-03-25 06:11:44,708 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7991452991452992 [2021-03-25 06:11:44,708 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 748 transitions. [2021-03-25 06:11:44,708 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 748 transitions. [2021-03-25 06:11:44,709 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:11:44,709 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 748 transitions. [2021-03-25 06:11:44,710 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 249.33333333333334) internal successors, (748), 3 states have internal predecessors, (748), 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) [2021-03-25 06:11:44,711 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 312.0) internal successors, (1248), 4 states have internal predecessors, (1248), 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) [2021-03-25 06:11:44,711 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 312.0) internal successors, (1248), 4 states have internal predecessors, (1248), 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) [2021-03-25 06:11:44,711 INFO L185 Difference]: Start difference. First operand has 141 places, 167 transitions, 394 flow. Second operand 3 states and 748 transitions. [2021-03-25 06:11:44,711 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 141 places, 137 transitions, 354 flow [2021-03-25 06:11:44,713 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 137 transitions, 354 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 06:11:44,714 INFO L241 Difference]: Finished difference. Result has 142 places, 118 transitions, 291 flow [2021-03-25 06:11:44,714 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=312, PETRI_DIFFERENCE_MINUEND_FLOW=326, PETRI_DIFFERENCE_MINUEND_PLACES=139, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=291, PETRI_PLACES=142, PETRI_TRANSITIONS=118} [2021-03-25 06:11:44,714 INFO L343 CegarLoopForPetriNet]: 141 programPoint places, 1 predicate places. [2021-03-25 06:11:44,714 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:44,714 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 142 places, 118 transitions, 291 flow [2021-03-25 06:11:44,715 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 142 places, 118 transitions, 291 flow [2021-03-25 06:11:44,715 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 131 places, 118 transitions, 291 flow [2021-03-25 06:11:44,728 INFO L129 PetriNetUnfolder]: 0/175 cut-off events. [2021-03-25 06:11:44,728 INFO L130 PetriNetUnfolder]: For 31/31 co-relation queries the response was YES. [2021-03-25 06:11:44,728 INFO L84 FinitePrefix]: Finished finitePrefix Result has 220 conditions, 175 events. 0/175 cut-off events. For 31/31 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 485 event pairs, 0 based on Foata normal form. 0/175 useless extension candidates. Maximal degree in co-relation 0. Up to 11 conditions per place. [2021-03-25 06:11:44,732 INFO L142 LiptonReduction]: Number of co-enabled transitions 9752 [2021-03-25 06:11:46,077 INFO L154 LiptonReduction]: Checked pairs total: 20180 [2021-03-25 06:11:46,077 INFO L156 LiptonReduction]: Total number of compositions: 52 [2021-03-25 06:11:46,078 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1364 [2021-03-25 06:11:46,078 INFO L480 AbstractCegarLoop]: Abstraction has has 81 places, 68 transitions, 191 flow [2021-03-25 06:11:46,078 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 233.66666666666666) internal successors, (701), 3 states have internal predecessors, (701), 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) [2021-03-25 06:11:46,078 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:46,078 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:46,079 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-03-25 06:11:46,079 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:46,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:46,079 INFO L82 PathProgramCache]: Analyzing trace with hash 210219868, now seen corresponding path program 1 times [2021-03-25 06:11:46,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:46,079 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790331310] [2021-03-25 06:11:46,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:46,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:46,111 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790331310] [2021-03-25 06:11:46,111 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97791626] [2021-03-25 06:11:46,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:11:46,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:46,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-25 06:11:46,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 06:11:46,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:46,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:46,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:46,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 06:11:46,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:46,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:46,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:46,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:46,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:46,258 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 06:11:46,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:46,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:46,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:46,270 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 06:11:46,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-25 06:11:46,271 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574324537] [2021-03-25 06:11:46,271 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 06:11:46,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:11:46,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 06:11:46,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-25 06:11:46,273 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 281 out of 364 [2021-03-25 06:11:46,274 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 81 places, 68 transitions, 191 flow. Second operand has 7 states, 7 states have (on average 282.7142857142857) internal successors, (1979), 7 states have internal predecessors, (1979), 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) [2021-03-25 06:11:46,274 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:11:46,274 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 281 of 364 [2021-03-25 06:11:46,274 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:11:46,318 INFO L129 PetriNetUnfolder]: 0/102 cut-off events. [2021-03-25 06:11:46,318 INFO L130 PetriNetUnfolder]: For 34/34 co-relation queries the response was YES. [2021-03-25 06:11:46,318 INFO L84 FinitePrefix]: Finished finitePrefix Result has 179 conditions, 102 events. 0/102 cut-off events. For 34/34 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 186 event pairs, 0 based on Foata normal form. 1/103 useless extension candidates. Maximal degree in co-relation 0. Up to 24 conditions per place. [2021-03-25 06:11:46,318 INFO L132 encePairwiseOnDemand]: 358/364 looper letters, 11 selfloop transitions, 4 changer transitions 1/76 dead transitions. [2021-03-25 06:11:46,318 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 76 transitions, 241 flow [2021-03-25 06:11:46,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 06:11:46,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 06:11:46,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1703 transitions. [2021-03-25 06:11:46,323 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7797619047619048 [2021-03-25 06:11:46,323 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1703 transitions. [2021-03-25 06:11:46,323 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1703 transitions. [2021-03-25 06:11:46,324 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:11:46,324 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1703 transitions. [2021-03-25 06:11:46,326 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 283.8333333333333) internal successors, (1703), 6 states have internal predecessors, (1703), 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) [2021-03-25 06:11:46,329 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 364.0) internal successors, (2548), 7 states have internal predecessors, (2548), 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) [2021-03-25 06:11:46,329 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 364.0) internal successors, (2548), 7 states have internal predecessors, (2548), 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) [2021-03-25 06:11:46,329 INFO L185 Difference]: Start difference. First operand has 81 places, 68 transitions, 191 flow. Second operand 6 states and 1703 transitions. [2021-03-25 06:11:46,329 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 76 transitions, 241 flow [2021-03-25 06:11:46,331 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 76 transitions, 219 flow, removed 10 selfloop flow, removed 1 redundant places. [2021-03-25 06:11:46,332 INFO L241 Difference]: Finished difference. Result has 88 places, 70 transitions, 197 flow [2021-03-25 06:11:46,332 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=364, PETRI_DIFFERENCE_MINUEND_FLOW=169, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=197, PETRI_PLACES=88, PETRI_TRANSITIONS=70} [2021-03-25 06:11:46,332 INFO L343 CegarLoopForPetriNet]: 141 programPoint places, -53 predicate places. [2021-03-25 06:11:46,332 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:46,332 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 88 places, 70 transitions, 197 flow [2021-03-25 06:11:46,332 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 88 places, 70 transitions, 197 flow [2021-03-25 06:11:46,333 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 87 places, 70 transitions, 197 flow [2021-03-25 06:11:46,339 INFO L129 PetriNetUnfolder]: 0/101 cut-off events. [2021-03-25 06:11:46,340 INFO L130 PetriNetUnfolder]: For 18/18 co-relation queries the response was YES. [2021-03-25 06:11:46,340 INFO L84 FinitePrefix]: Finished finitePrefix Result has 159 conditions, 101 events. 0/101 cut-off events. For 18/18 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 177 event pairs, 0 based on Foata normal form. 0/101 useless extension candidates. Maximal degree in co-relation 0. Up to 10 conditions per place. [2021-03-25 06:11:46,341 INFO L142 LiptonReduction]: Number of co-enabled transitions 3280 [2021-03-25 06:11:46,683 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-25 06:11:46,831 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-25 06:11:47,181 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-25 06:11:47,334 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-25 06:11:47,363 INFO L154 LiptonReduction]: Checked pairs total: 14858 [2021-03-25 06:11:47,363 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 06:11:47,363 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1031 [2021-03-25 06:11:47,363 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 68 transitions, 193 flow [2021-03-25 06:11:47,364 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 282.7142857142857) internal successors, (1979), 7 states have internal predecessors, (1979), 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) [2021-03-25 06:11:47,364 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:47,364 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:47,579 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-25 06:11:47,580 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:47,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:47,580 INFO L82 PathProgramCache]: Analyzing trace with hash -1217703647, now seen corresponding path program 1 times [2021-03-25 06:11:47,580 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:47,580 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708685544] [2021-03-25 06:11:47,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:47,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:47,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:47,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:47,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:47,618 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-03-25 06:11:47,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708685544] [2021-03-25 06:11:47,618 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 06:11:47,618 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 06:11:47,618 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494732500] [2021-03-25 06:11:47,618 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 06:11:47,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:11:47,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 06:11:47,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 06:11:47,620 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 255 out of 368 [2021-03-25 06:11:47,620 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 68 transitions, 193 flow. Second operand has 3 states, 3 states have (on average 255.66666666666666) internal successors, (767), 3 states have internal predecessors, (767), 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) [2021-03-25 06:11:47,620 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:11:47,620 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 255 of 368 [2021-03-25 06:11:47,620 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:11:51,375 INFO L129 PetriNetUnfolder]: 23960/38581 cut-off events. [2021-03-25 06:11:51,375 INFO L130 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2021-03-25 06:11:51,502 INFO L84 FinitePrefix]: Finished finitePrefix Result has 69565 conditions, 38581 events. 23960/38581 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 2426. Compared 344709 event pairs, 20427 based on Foata normal form. 27/37447 useless extension candidates. Maximal degree in co-relation 69532. Up to 30845 conditions per place. [2021-03-25 06:11:51,699 INFO L132 encePairwiseOnDemand]: 361/368 looper letters, 26 selfloop transitions, 6 changer transitions 0/78 dead transitions. [2021-03-25 06:11:51,699 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 78 transitions, 277 flow [2021-03-25 06:11:51,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 06:11:51,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 06:11:51,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 798 transitions. [2021-03-25 06:11:51,701 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7228260869565217 [2021-03-25 06:11:51,701 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 798 transitions. [2021-03-25 06:11:51,701 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 798 transitions. [2021-03-25 06:11:51,702 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:11:51,702 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 798 transitions. [2021-03-25 06:11:51,703 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 266.0) internal successors, (798), 3 states have internal predecessors, (798), 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) [2021-03-25 06:11:51,704 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 368.0) internal successors, (1472), 4 states have internal predecessors, (1472), 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) [2021-03-25 06:11:51,704 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 368.0) internal successors, (1472), 4 states have internal predecessors, (1472), 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) [2021-03-25 06:11:51,705 INFO L185 Difference]: Start difference. First operand has 85 places, 68 transitions, 193 flow. Second operand 3 states and 798 transitions. [2021-03-25 06:11:51,705 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 78 transitions, 277 flow [2021-03-25 06:11:51,706 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 78 transitions, 265 flow, removed 4 selfloop flow, removed 3 redundant places. [2021-03-25 06:11:51,706 INFO L241 Difference]: Finished difference. Result has 85 places, 73 transitions, 221 flow [2021-03-25 06:11:51,707 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=368, PETRI_DIFFERENCE_MINUEND_FLOW=181, PETRI_DIFFERENCE_MINUEND_PLACES=82, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=221, PETRI_PLACES=85, PETRI_TRANSITIONS=73} [2021-03-25 06:11:51,707 INFO L343 CegarLoopForPetriNet]: 141 programPoint places, -56 predicate places. [2021-03-25 06:11:51,707 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:51,707 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 85 places, 73 transitions, 221 flow [2021-03-25 06:11:51,707 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 85 places, 73 transitions, 221 flow [2021-03-25 06:11:51,707 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 85 places, 73 transitions, 221 flow [2021-03-25 06:11:51,755 INFO L129 PetriNetUnfolder]: 163/748 cut-off events. [2021-03-25 06:11:51,755 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2021-03-25 06:11:51,759 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1051 conditions, 748 events. 163/748 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 5104 event pairs, 95 based on Foata normal form. 0/706 useless extension candidates. Maximal degree in co-relation 1021. Up to 251 conditions per place. [2021-03-25 06:11:51,769 INFO L142 LiptonReduction]: Number of co-enabled transitions 3462 [2021-03-25 06:11:51,899 INFO L154 LiptonReduction]: Checked pairs total: 4312 [2021-03-25 06:11:51,899 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 06:11:51,899 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 192 [2021-03-25 06:11:51,899 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 73 transitions, 221 flow [2021-03-25 06:11:51,900 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 255.66666666666666) internal successors, (767), 3 states have internal predecessors, (767), 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) [2021-03-25 06:11:51,900 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:51,900 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:51,900 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-03-25 06:11:51,900 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:51,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:51,900 INFO L82 PathProgramCache]: Analyzing trace with hash 701160507, now seen corresponding path program 1 times [2021-03-25 06:11:51,900 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:51,901 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341734616] [2021-03-25 06:11:51,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:51,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:51,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:51,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:51,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:51,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:51,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:51,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:51,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:51,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:51,931 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:51,931 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341734616] [2021-03-25 06:11:51,931 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [196778209] [2021-03-25 06:11:51,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:11:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:52,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 06:11:52,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 06:11:52,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:52,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:52,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:52,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:52,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:52,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:52,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:52,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:52,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:11:52,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:52,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:52,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:52,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:11:52,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 06:11:52,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,150 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 06:11:52,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,160 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:52,160 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 06:11:52,160 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-25 06:11:52,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279516501] [2021-03-25 06:11:52,160 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 06:11:52,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:11:52,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 06:11:52,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-25 06:11:52,162 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 282 out of 368 [2021-03-25 06:11:52,163 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 73 transitions, 221 flow. Second operand has 6 states, 6 states have (on average 284.0) internal successors, (1704), 6 states have internal predecessors, (1704), 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) [2021-03-25 06:11:52,163 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:11:52,163 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 282 of 368 [2021-03-25 06:11:52,163 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:11:52,237 INFO L129 PetriNetUnfolder]: 161/735 cut-off events. [2021-03-25 06:11:52,237 INFO L130 PetriNetUnfolder]: For 26/26 co-relation queries the response was YES. [2021-03-25 06:11:52,241 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1057 conditions, 735 events. 161/735 cut-off events. For 26/26 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 5032 event pairs, 94 based on Foata normal form. 1/694 useless extension candidates. Maximal degree in co-relation 1020. Up to 246 conditions per place. [2021-03-25 06:11:52,244 INFO L132 encePairwiseOnDemand]: 363/368 looper letters, 13 selfloop transitions, 4 changer transitions 0/82 dead transitions. [2021-03-25 06:11:52,244 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 82 transitions, 279 flow [2021-03-25 06:11:52,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 06:11:52,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 06:11:52,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1428 transitions. [2021-03-25 06:11:52,247 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7760869565217391 [2021-03-25 06:11:52,247 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1428 transitions. [2021-03-25 06:11:52,247 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1428 transitions. [2021-03-25 06:11:52,247 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:11:52,247 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1428 transitions. [2021-03-25 06:11:52,250 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 285.6) internal successors, (1428), 5 states have internal predecessors, (1428), 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) [2021-03-25 06:11:52,252 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 368.0) internal successors, (2208), 6 states have internal predecessors, (2208), 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) [2021-03-25 06:11:52,252 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 368.0) internal successors, (2208), 6 states have internal predecessors, (2208), 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) [2021-03-25 06:11:52,252 INFO L185 Difference]: Start difference. First operand has 85 places, 73 transitions, 221 flow. Second operand 5 states and 1428 transitions. [2021-03-25 06:11:52,252 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 82 transitions, 279 flow [2021-03-25 06:11:52,253 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 82 transitions, 273 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 06:11:52,254 INFO L241 Difference]: Finished difference. Result has 89 places, 74 transitions, 233 flow [2021-03-25 06:11:52,254 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=368, PETRI_DIFFERENCE_MINUEND_FLOW=215, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=73, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=233, PETRI_PLACES=89, PETRI_TRANSITIONS=74} [2021-03-25 06:11:52,254 INFO L343 CegarLoopForPetriNet]: 141 programPoint places, -52 predicate places. [2021-03-25 06:11:52,254 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:52,255 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 74 transitions, 233 flow [2021-03-25 06:11:52,255 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 74 transitions, 233 flow [2021-03-25 06:11:52,255 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 74 transitions, 233 flow [2021-03-25 06:11:52,301 INFO L129 PetriNetUnfolder]: 161/735 cut-off events. [2021-03-25 06:11:52,301 INFO L130 PetriNetUnfolder]: For 25/25 co-relation queries the response was YES. [2021-03-25 06:11:52,304 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1037 conditions, 735 events. 161/735 cut-off events. For 25/25 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 5052 event pairs, 94 based on Foata normal form. 0/693 useless extension candidates. Maximal degree in co-relation 1004. Up to 246 conditions per place. [2021-03-25 06:11:52,314 INFO L142 LiptonReduction]: Number of co-enabled transitions 3528 [2021-03-25 06:11:52,594 INFO L154 LiptonReduction]: Checked pairs total: 13091 [2021-03-25 06:11:52,594 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 06:11:52,594 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 340 [2021-03-25 06:11:52,595 INFO L480 AbstractCegarLoop]: Abstraction has has 89 places, 74 transitions, 235 flow [2021-03-25 06:11:52,595 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 284.0) internal successors, (1704), 6 states have internal predecessors, (1704), 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) [2021-03-25 06:11:52,595 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:52,595 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:52,796 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:11:52,796 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:52,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:52,796 INFO L82 PathProgramCache]: Analyzing trace with hash 506297850, now seen corresponding path program 1 times [2021-03-25 06:11:52,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:52,796 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937247905] [2021-03-25 06:11:52,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:52,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:52,834 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:52,835 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937247905] [2021-03-25 06:11:52,835 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1346028346] [2021-03-25 06:11:52,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:11:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:52,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-25 06:11:52,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 06:11:52,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:52,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:52,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:52,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:52,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:52,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:52,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:52,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:52,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:11:52,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:52,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:52,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:52,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:11:52,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 06:11:52,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:52,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:52,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:53,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:53,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:53,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 06:11:53,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:53,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:53,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:53,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:53,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,023 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 06:11:53,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,037 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:53,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 06:11:53,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-25 06:11:53,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666531808] [2021-03-25 06:11:53,037 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 06:11:53,037 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:11:53,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 06:11:53,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-03-25 06:11:53,039 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 281 out of 370 [2021-03-25 06:11:53,041 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 74 transitions, 235 flow. Second operand has 8 states, 8 states have (on average 283.25) internal successors, (2266), 8 states have internal predecessors, (2266), 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) [2021-03-25 06:11:53,041 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:11:53,041 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 281 of 370 [2021-03-25 06:11:53,041 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:11:53,145 INFO L129 PetriNetUnfolder]: 152/693 cut-off events. [2021-03-25 06:11:53,145 INFO L130 PetriNetUnfolder]: For 41/41 co-relation queries the response was YES. [2021-03-25 06:11:53,147 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1006 conditions, 693 events. 152/693 cut-off events. For 41/41 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 4603 event pairs, 89 based on Foata normal form. 1/656 useless extension candidates. Maximal degree in co-relation 966. Up to 230 conditions per place. [2021-03-25 06:11:53,149 INFO L132 encePairwiseOnDemand]: 362/370 looper letters, 15 selfloop transitions, 9 changer transitions 0/88 dead transitions. [2021-03-25 06:11:53,149 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 88 transitions, 321 flow [2021-03-25 06:11:53,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 06:11:53,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 06:11:53,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2554 transitions. [2021-03-25 06:11:53,155 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.766966966966967 [2021-03-25 06:11:53,155 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2554 transitions. [2021-03-25 06:11:53,155 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2554 transitions. [2021-03-25 06:11:53,156 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:11:53,156 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2554 transitions. [2021-03-25 06:11:53,160 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 283.77777777777777) internal successors, (2554), 9 states have internal predecessors, (2554), 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) [2021-03-25 06:11:53,164 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 370.0) internal successors, (3700), 10 states have internal predecessors, (3700), 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) [2021-03-25 06:11:53,165 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 370.0) internal successors, (3700), 10 states have internal predecessors, (3700), 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) [2021-03-25 06:11:53,165 INFO L185 Difference]: Start difference. First operand has 89 places, 74 transitions, 235 flow. Second operand 9 states and 2554 transitions. [2021-03-25 06:11:53,165 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 88 transitions, 321 flow [2021-03-25 06:11:53,166 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 88 transitions, 313 flow, removed 1 selfloop flow, removed 3 redundant places. [2021-03-25 06:11:53,167 INFO L241 Difference]: Finished difference. Result has 97 places, 79 transitions, 281 flow [2021-03-25 06:11:53,167 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=370, PETRI_DIFFERENCE_MINUEND_FLOW=227, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=74, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=281, PETRI_PLACES=97, PETRI_TRANSITIONS=79} [2021-03-25 06:11:53,168 INFO L343 CegarLoopForPetriNet]: 141 programPoint places, -44 predicate places. [2021-03-25 06:11:53,168 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:53,168 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 97 places, 79 transitions, 281 flow [2021-03-25 06:11:53,168 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 97 places, 79 transitions, 281 flow [2021-03-25 06:11:53,168 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 97 places, 79 transitions, 281 flow [2021-03-25 06:11:53,214 INFO L129 PetriNetUnfolder]: 152/693 cut-off events. [2021-03-25 06:11:53,214 INFO L130 PetriNetUnfolder]: For 45/45 co-relation queries the response was YES. [2021-03-25 06:11:53,218 INFO L84 FinitePrefix]: Finished finitePrefix Result has 999 conditions, 693 events. 152/693 cut-off events. For 45/45 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 4662 event pairs, 89 based on Foata normal form. 0/658 useless extension candidates. Maximal degree in co-relation 963. Up to 230 conditions per place. [2021-03-25 06:11:53,229 INFO L142 LiptonReduction]: Number of co-enabled transitions 3836 [2021-03-25 06:11:53,470 INFO L154 LiptonReduction]: Checked pairs total: 9185 [2021-03-25 06:11:53,470 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 06:11:53,470 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 302 [2021-03-25 06:11:53,471 INFO L480 AbstractCegarLoop]: Abstraction has has 96 places, 78 transitions, 278 flow [2021-03-25 06:11:53,471 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 283.25) internal successors, (2266), 8 states have internal predecessors, (2266), 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) [2021-03-25 06:11:53,471 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:53,471 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:53,692 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:11:53,692 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:53,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:53,693 INFO L82 PathProgramCache]: Analyzing trace with hash -612597733, now seen corresponding path program 1 times [2021-03-25 06:11:53,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:53,693 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517141318] [2021-03-25 06:11:53,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:53,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:53,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,745 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:53,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517141318] [2021-03-25 06:11:53,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2043742539] [2021-03-25 06:11:53,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:11:53,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:53,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 06:11:53,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 06:11:53,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:53,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:53,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:53,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:53,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:53,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:53,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:53,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:53,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:11:53,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:53,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:53,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:53,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:11:53,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 06:11:53,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:53,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:53,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:11:53,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:53,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:53,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:53,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:11:53,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 06:11:53,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:53,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:53,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:11:53,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 06:11:53,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:53,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:11:53,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:11:53,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:11:53,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:53,945 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 06:11:53,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:53,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:53,955 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:53,955 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 06:11:53,955 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-03-25 06:11:53,955 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323606900] [2021-03-25 06:11:53,955 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 06:11:53,955 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:11:53,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 06:11:53,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-03-25 06:11:53,957 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 281 out of 374 [2021-03-25 06:11:53,959 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 78 transitions, 278 flow. Second operand has 9 states, 9 states have (on average 283.44444444444446) internal successors, (2551), 9 states have internal predecessors, (2551), 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) [2021-03-25 06:11:53,959 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:11:53,959 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 281 of 374 [2021-03-25 06:11:53,959 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:11:54,067 INFO L129 PetriNetUnfolder]: 124/580 cut-off events. [2021-03-25 06:11:54,067 INFO L130 PetriNetUnfolder]: For 75/75 co-relation queries the response was YES. [2021-03-25 06:11:54,070 INFO L84 FinitePrefix]: Finished finitePrefix Result has 863 conditions, 580 events. 124/580 cut-off events. For 75/75 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 3648 event pairs, 72 based on Foata normal form. 1/553 useless extension candidates. Maximal degree in co-relation 820. Up to 187 conditions per place. [2021-03-25 06:11:54,073 INFO L132 encePairwiseOnDemand]: 364/374 looper letters, 15 selfloop transitions, 10 changer transitions 0/89 dead transitions. [2021-03-25 06:11:54,073 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 89 transitions, 355 flow [2021-03-25 06:11:54,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 06:11:54,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 06:11:54,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 3117 transitions. [2021-03-25 06:11:54,079 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7576567817209529 [2021-03-25 06:11:54,079 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 3117 transitions. [2021-03-25 06:11:54,079 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 3117 transitions. [2021-03-25 06:11:54,081 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:11:54,081 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 3117 transitions. [2021-03-25 06:11:54,085 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 283.3636363636364) internal successors, (3117), 11 states have internal predecessors, (3117), 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) [2021-03-25 06:11:54,090 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 374.0) internal successors, (4488), 12 states have internal predecessors, (4488), 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) [2021-03-25 06:11:54,091 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 374.0) internal successors, (4488), 12 states have internal predecessors, (4488), 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) [2021-03-25 06:11:54,091 INFO L185 Difference]: Start difference. First operand has 96 places, 78 transitions, 278 flow. Second operand 11 states and 3117 transitions. [2021-03-25 06:11:54,091 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 89 transitions, 355 flow [2021-03-25 06:11:54,092 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 89 transitions, 331 flow, removed 8 selfloop flow, removed 4 redundant places. [2021-03-25 06:11:54,093 INFO L241 Difference]: Finished difference. Result has 105 places, 79 transitions, 293 flow [2021-03-25 06:11:54,094 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=374, PETRI_DIFFERENCE_MINUEND_FLOW=251, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=293, PETRI_PLACES=105, PETRI_TRANSITIONS=79} [2021-03-25 06:11:54,094 INFO L343 CegarLoopForPetriNet]: 141 programPoint places, -36 predicate places. [2021-03-25 06:11:54,094 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:54,094 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 105 places, 79 transitions, 293 flow [2021-03-25 06:11:54,094 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 105 places, 79 transitions, 293 flow [2021-03-25 06:11:54,094 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 105 places, 79 transitions, 293 flow [2021-03-25 06:11:54,133 INFO L129 PetriNetUnfolder]: 124/580 cut-off events. [2021-03-25 06:11:54,133 INFO L130 PetriNetUnfolder]: For 53/53 co-relation queries the response was YES. [2021-03-25 06:11:54,136 INFO L84 FinitePrefix]: Finished finitePrefix Result has 844 conditions, 580 events. 124/580 cut-off events. For 53/53 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 3707 event pairs, 72 based on Foata normal form. 0/552 useless extension candidates. Maximal degree in co-relation 805. Up to 187 conditions per place. [2021-03-25 06:11:54,145 INFO L142 LiptonReduction]: Number of co-enabled transitions 3902 [2021-03-25 06:11:54,425 INFO L154 LiptonReduction]: Checked pairs total: 18376 [2021-03-25 06:11:54,425 INFO L156 LiptonReduction]: Total number of compositions: 7 [2021-03-25 06:11:54,425 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 331 [2021-03-25 06:11:54,425 INFO L480 AbstractCegarLoop]: Abstraction has has 102 places, 76 transitions, 305 flow [2021-03-25 06:11:54,426 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 283.44444444444446) internal successors, (2551), 9 states have internal predecessors, (2551), 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) [2021-03-25 06:11:54,426 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:54,426 INFO L263 CegarLoopForPetriNet]: trace histogram [6, 6, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:54,626 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:11:54,626 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:54,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:54,627 INFO L82 PathProgramCache]: Analyzing trace with hash -33328289, now seen corresponding path program 1 times [2021-03-25 06:11:54,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:54,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413557394] [2021-03-25 06:11:54,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 06:11:54,636 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 06:11:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 06:11:54,647 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 06:11:54,661 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 06:11:54,662 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 06:11:54,662 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-03-25 06:11:54,662 WARN L342 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-25 06:11:54,662 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2021-03-25 06:11:54,679 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,679 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,679 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,680 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,680 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,680 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,682 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,682 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,682 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,682 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,684 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,684 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,685 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,685 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,687 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,687 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,687 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,687 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,690 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,691 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,691 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,692 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,692 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,694 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,694 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,695 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,695 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,695 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,695 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,695 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,695 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,696 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,696 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,696 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,697 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,697 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,697 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,697 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,697 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,697 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,698 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,698 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,700 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,701 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,701 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:11:54,705 INFO L149 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2021-03-25 06:11:54,705 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-25 06:11:54,706 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 06:11:54,706 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 06:11:54,706 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 06:11:54,706 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 06:11:54,706 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 06:11:54,706 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 06:11:54,706 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 06:11:54,706 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 06:11:54,707 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 219 places, 253 transitions, 584 flow [2021-03-25 06:11:54,842 INFO L129 PetriNetUnfolder]: 263/1406 cut-off events. [2021-03-25 06:11:54,843 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2021-03-25 06:11:54,858 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1638 conditions, 1406 events. 263/1406 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 8090 event pairs, 72 based on Foata normal form. 0/1200 useless extension candidates. Maximal degree in co-relation 922. Up to 192 conditions per place. [2021-03-25 06:11:54,858 INFO L82 GeneralOperation]: Start removeDead. Operand has 219 places, 253 transitions, 584 flow [2021-03-25 06:11:54,867 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 219 places, 253 transitions, 584 flow [2021-03-25 06:11:54,867 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:54,867 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 219 places, 253 transitions, 584 flow [2021-03-25 06:11:54,867 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 219 places, 253 transitions, 584 flow [2021-03-25 06:11:54,868 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 219 places, 253 transitions, 584 flow [2021-03-25 06:11:55,078 INFO L129 PetriNetUnfolder]: 263/1406 cut-off events. [2021-03-25 06:11:55,078 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2021-03-25 06:11:55,089 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1638 conditions, 1406 events. 263/1406 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 8116 event pairs, 72 based on Foata normal form. 0/1200 useless extension candidates. Maximal degree in co-relation 922. Up to 192 conditions per place. [2021-03-25 06:11:55,128 INFO L142 LiptonReduction]: Number of co-enabled transitions 39480 [2021-03-25 06:11:56,946 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-03-25 06:11:57,643 INFO L154 LiptonReduction]: Checked pairs total: 15678 [2021-03-25 06:11:57,643 INFO L156 LiptonReduction]: Total number of compositions: 99 [2021-03-25 06:11:57,643 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2776 [2021-03-25 06:11:57,645 INFO L129 PetriNetUnfolder]: 0/34 cut-off events. [2021-03-25 06:11:57,645 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 06:11:57,645 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:57,645 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:57,645 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:57,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:57,645 INFO L82 PathProgramCache]: Analyzing trace with hash -681785029, now seen corresponding path program 1 times [2021-03-25 06:11:57,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:57,645 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460320844] [2021-03-25 06:11:57,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:57,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:57,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:57,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:57,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:57,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:57,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:57,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:57,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:57,660 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460320844] [2021-03-25 06:11:57,660 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 06:11:57,660 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 06:11:57,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263491386] [2021-03-25 06:11:57,660 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 06:11:57,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:11:57,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 06:11:57,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 06:11:57,662 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 352 [2021-03-25 06:11:57,662 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 193 transitions, 464 flow. Second operand has 3 states, 3 states have (on average 258.6666666666667) internal successors, (776), 3 states have internal predecessors, (776), 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) [2021-03-25 06:11:57,662 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:11:57,662 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 352 [2021-03-25 06:11:57,662 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:11:57,787 INFO L129 PetriNetUnfolder]: 134/989 cut-off events. [2021-03-25 06:11:57,787 INFO L130 PetriNetUnfolder]: For 242/253 co-relation queries the response was YES. [2021-03-25 06:11:57,796 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1255 conditions, 989 events. 134/989 cut-off events. For 242/253 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 5884 event pairs, 72 based on Foata normal form. 477/1390 useless extension candidates. Maximal degree in co-relation 705. Up to 192 conditions per place. [2021-03-25 06:11:57,797 INFO L132 encePairwiseOnDemand]: 311/352 looper letters, 8 selfloop transitions, 2 changer transitions 18/157 dead transitions. [2021-03-25 06:11:57,797 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 157 transitions, 412 flow [2021-03-25 06:11:57,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 06:11:57,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 06:11:57,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 829 transitions. [2021-03-25 06:11:57,799 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7850378787878788 [2021-03-25 06:11:57,800 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 829 transitions. [2021-03-25 06:11:57,800 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 829 transitions. [2021-03-25 06:11:57,800 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:11:57,800 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 829 transitions. [2021-03-25 06:11:57,801 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 276.3333333333333) internal successors, (829), 3 states have internal predecessors, (829), 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) [2021-03-25 06:11:57,803 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 352.0) internal successors, (1408), 4 states have internal predecessors, (1408), 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) [2021-03-25 06:11:57,803 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 352.0) internal successors, (1408), 4 states have internal predecessors, (1408), 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) [2021-03-25 06:11:57,803 INFO L185 Difference]: Start difference. First operand has 162 places, 193 transitions, 464 flow. Second operand 3 states and 829 transitions. [2021-03-25 06:11:57,803 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 157 transitions, 412 flow [2021-03-25 06:11:57,805 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 157 transitions, 412 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 06:11:57,806 INFO L241 Difference]: Finished difference. Result has 163 places, 136 transitions, 342 flow [2021-03-25 06:11:57,806 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=352, PETRI_DIFFERENCE_MINUEND_FLOW=384, PETRI_DIFFERENCE_MINUEND_PLACES=160, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=153, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=151, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=342, PETRI_PLACES=163, PETRI_TRANSITIONS=136} [2021-03-25 06:11:57,807 INFO L343 CegarLoopForPetriNet]: 162 programPoint places, 1 predicate places. [2021-03-25 06:11:57,807 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:11:57,807 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 163 places, 136 transitions, 342 flow [2021-03-25 06:11:57,807 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 163 places, 136 transitions, 342 flow [2021-03-25 06:11:57,807 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 151 places, 136 transitions, 342 flow [2021-03-25 06:11:57,823 INFO L129 PetriNetUnfolder]: 0/207 cut-off events. [2021-03-25 06:11:57,824 INFO L130 PetriNetUnfolder]: For 51/51 co-relation queries the response was YES. [2021-03-25 06:11:57,824 INFO L84 FinitePrefix]: Finished finitePrefix Result has 263 conditions, 207 events. 0/207 cut-off events. For 51/51 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 593 event pairs, 0 based on Foata normal form. 0/207 useless extension candidates. Maximal degree in co-relation 0. Up to 13 conditions per place. [2021-03-25 06:11:57,829 INFO L142 LiptonReduction]: Number of co-enabled transitions 13966 [2021-03-25 06:11:59,223 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-25 06:11:59,367 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-25 06:11:59,691 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-25 06:11:59,844 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-25 06:11:59,867 INFO L154 LiptonReduction]: Checked pairs total: 22566 [2021-03-25 06:11:59,867 INFO L156 LiptonReduction]: Total number of compositions: 59 [2021-03-25 06:11:59,868 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2061 [2021-03-25 06:11:59,868 INFO L480 AbstractCegarLoop]: Abstraction has has 94 places, 79 transitions, 228 flow [2021-03-25 06:11:59,868 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 258.6666666666667) internal successors, (776), 3 states have internal predecessors, (776), 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) [2021-03-25 06:11:59,868 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:11:59,868 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:11:59,868 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-03-25 06:11:59,868 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:11:59,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:11:59,869 INFO L82 PathProgramCache]: Analyzing trace with hash 21659923, now seen corresponding path program 1 times [2021-03-25 06:11:59,869 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:11:59,869 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672661939] [2021-03-25 06:11:59,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:11:59,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:11:59,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:59,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:59,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:59,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:59,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:59,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:59,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:59,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:11:59,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:11:59,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:11:59,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:11:59,895 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672661939] [2021-03-25 06:11:59,895 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1464734637] [2021-03-25 06:11:59,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:12:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:12:00,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-25 06:12:00,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 06:12:00,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:00,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:00,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:00,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 06:12:00,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:00,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:00,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:00,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:12:00,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,043 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 06:12:00,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:00,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:12:00,063 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 06:12:00,063 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-25 06:12:00,063 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874208] [2021-03-25 06:12:00,063 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 06:12:00,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:12:00,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 06:12:00,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-25 06:12:00,065 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 312 out of 411 [2021-03-25 06:12:00,066 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 79 transitions, 228 flow. Second operand has 7 states, 7 states have (on average 313.7142857142857) internal successors, (2196), 7 states have internal predecessors, (2196), 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) [2021-03-25 06:12:00,067 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:12:00,067 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 312 of 411 [2021-03-25 06:12:00,067 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:12:00,108 INFO L129 PetriNetUnfolder]: 0/126 cut-off events. [2021-03-25 06:12:00,108 INFO L130 PetriNetUnfolder]: For 51/51 co-relation queries the response was YES. [2021-03-25 06:12:00,109 INFO L84 FinitePrefix]: Finished finitePrefix Result has 220 conditions, 126 events. 0/126 cut-off events. For 51/51 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 250 event pairs, 0 based on Foata normal form. 1/127 useless extension candidates. Maximal degree in co-relation 0. Up to 30 conditions per place. [2021-03-25 06:12:00,109 INFO L132 encePairwiseOnDemand]: 405/411 looper letters, 11 selfloop transitions, 4 changer transitions 1/87 dead transitions. [2021-03-25 06:12:00,109 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 87 transitions, 278 flow [2021-03-25 06:12:00,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 06:12:00,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 06:12:00,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1889 transitions. [2021-03-25 06:12:00,113 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7660178426601785 [2021-03-25 06:12:00,113 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1889 transitions. [2021-03-25 06:12:00,113 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1889 transitions. [2021-03-25 06:12:00,114 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:12:00,114 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1889 transitions. [2021-03-25 06:12:00,117 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 314.8333333333333) internal successors, (1889), 6 states have internal predecessors, (1889), 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) [2021-03-25 06:12:00,120 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 411.0) internal successors, (2877), 7 states have internal predecessors, (2877), 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) [2021-03-25 06:12:00,120 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 411.0) internal successors, (2877), 7 states have internal predecessors, (2877), 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) [2021-03-25 06:12:00,120 INFO L185 Difference]: Start difference. First operand has 94 places, 79 transitions, 228 flow. Second operand 6 states and 1889 transitions. [2021-03-25 06:12:00,121 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 87 transitions, 278 flow [2021-03-25 06:12:00,122 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 98 places, 87 transitions, 246 flow, removed 15 selfloop flow, removed 1 redundant places. [2021-03-25 06:12:00,123 INFO L241 Difference]: Finished difference. Result has 101 places, 81 transitions, 224 flow [2021-03-25 06:12:00,123 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=411, PETRI_DIFFERENCE_MINUEND_FLOW=196, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=75, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=224, PETRI_PLACES=101, PETRI_TRANSITIONS=81} [2021-03-25 06:12:00,123 INFO L343 CegarLoopForPetriNet]: 162 programPoint places, -61 predicate places. [2021-03-25 06:12:00,123 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:12:00,123 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 101 places, 81 transitions, 224 flow [2021-03-25 06:12:00,123 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 101 places, 81 transitions, 224 flow [2021-03-25 06:12:00,124 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 100 places, 81 transitions, 224 flow [2021-03-25 06:12:00,132 INFO L129 PetriNetUnfolder]: 0/125 cut-off events. [2021-03-25 06:12:00,132 INFO L130 PetriNetUnfolder]: For 18/18 co-relation queries the response was YES. [2021-03-25 06:12:00,132 INFO L84 FinitePrefix]: Finished finitePrefix Result has 193 conditions, 125 events. 0/125 cut-off events. For 18/18 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 235 event pairs, 0 based on Foata normal form. 0/125 useless extension candidates. Maximal degree in co-relation 0. Up to 12 conditions per place. [2021-03-25 06:12:00,134 INFO L142 LiptonReduction]: Number of co-enabled transitions 4700 [2021-03-25 06:12:00,194 INFO L154 LiptonReduction]: Checked pairs total: 21436 [2021-03-25 06:12:00,194 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 06:12:00,194 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 71 [2021-03-25 06:12:00,194 INFO L480 AbstractCegarLoop]: Abstraction has has 98 places, 79 transitions, 220 flow [2021-03-25 06:12:00,195 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 313.7142857142857) internal successors, (2196), 7 states have internal predecessors, (2196), 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) [2021-03-25 06:12:00,195 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:12:00,195 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:12:00,407 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-03-25 06:12:00,408 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:12:00,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:12:00,408 INFO L82 PathProgramCache]: Analyzing trace with hash -2011048083, now seen corresponding path program 1 times [2021-03-25 06:12:00,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:12:00,408 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411127107] [2021-03-25 06:12:00,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:12:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:12:00,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:00,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:00,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 06:12:00,437 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-03-25 06:12:00,437 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411127107] [2021-03-25 06:12:00,437 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 06:12:00,437 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 06:12:00,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742839638] [2021-03-25 06:12:00,437 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 06:12:00,438 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:12:00,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 06:12:00,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 06:12:00,439 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 283 out of 415 [2021-03-25 06:12:00,440 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 79 transitions, 220 flow. Second operand has 4 states, 4 states have (on average 283.75) internal successors, (1135), 4 states have internal predecessors, (1135), 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) [2021-03-25 06:12:00,440 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:12:00,440 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 283 of 415 [2021-03-25 06:12:00,440 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:12:26,678 INFO L129 PetriNetUnfolder]: 148576/221341 cut-off events. [2021-03-25 06:12:26,679 INFO L130 PetriNetUnfolder]: For 23/23 co-relation queries the response was YES. [2021-03-25 06:12:28,078 INFO L84 FinitePrefix]: Finished finitePrefix Result has 405012 conditions, 221341 events. 148576/221341 cut-off events. For 23/23 co-relation queries the response was YES. Maximal size of possible extension queue 11318. Compared 2088986 event pairs, 130317 based on Foata normal form. 62/215895 useless extension candidates. Maximal degree in co-relation 404978. Up to 183410 conditions per place. [2021-03-25 06:12:29,143 INFO L132 encePairwiseOnDemand]: 407/415 looper letters, 31 selfloop transitions, 7 changer transitions 0/91 dead transitions. [2021-03-25 06:12:29,144 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 91 transitions, 320 flow [2021-03-25 06:12:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 06:12:29,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 06:12:29,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 888 transitions. [2021-03-25 06:12:29,146 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7132530120481928 [2021-03-25 06:12:29,146 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 888 transitions. [2021-03-25 06:12:29,146 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 888 transitions. [2021-03-25 06:12:29,147 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:12:29,147 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 888 transitions. [2021-03-25 06:12:29,148 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 296.0) internal successors, (888), 3 states have internal predecessors, (888), 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) [2021-03-25 06:12:29,150 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 415.0) internal successors, (1660), 4 states have internal predecessors, (1660), 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) [2021-03-25 06:12:29,150 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 415.0) internal successors, (1660), 4 states have internal predecessors, (1660), 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) [2021-03-25 06:12:29,150 INFO L185 Difference]: Start difference. First operand has 98 places, 79 transitions, 220 flow. Second operand 3 states and 888 transitions. [2021-03-25 06:12:29,150 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 91 transitions, 320 flow [2021-03-25 06:12:29,151 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 91 transitions, 308 flow, removed 4 selfloop flow, removed 3 redundant places. [2021-03-25 06:12:29,152 INFO L241 Difference]: Finished difference. Result has 98 places, 85 transitions, 255 flow [2021-03-25 06:12:29,152 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=415, PETRI_DIFFERENCE_MINUEND_FLOW=208, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=255, PETRI_PLACES=98, PETRI_TRANSITIONS=85} [2021-03-25 06:12:29,153 INFO L343 CegarLoopForPetriNet]: 162 programPoint places, -64 predicate places. [2021-03-25 06:12:29,153 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:12:29,153 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 98 places, 85 transitions, 255 flow [2021-03-25 06:12:29,153 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 98 places, 85 transitions, 255 flow [2021-03-25 06:12:29,153 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 98 places, 85 transitions, 255 flow [2021-03-25 06:12:29,260 INFO L129 PetriNetUnfolder]: 429/1649 cut-off events. [2021-03-25 06:12:29,260 INFO L130 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2021-03-25 06:12:29,267 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2322 conditions, 1649 events. 429/1649 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 13438 event pairs, 273 based on Foata normal form. 0/1556 useless extension candidates. Maximal degree in co-relation 2291. Up to 612 conditions per place. [2021-03-25 06:12:29,290 INFO L142 LiptonReduction]: Number of co-enabled transitions 4838 [2021-03-25 06:12:30,099 INFO L154 LiptonReduction]: Checked pairs total: 6152 [2021-03-25 06:12:30,099 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 06:12:30,099 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 946 [2021-03-25 06:12:30,099 INFO L480 AbstractCegarLoop]: Abstraction has has 98 places, 85 transitions, 255 flow [2021-03-25 06:12:30,100 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 283.75) internal successors, (1135), 4 states have internal predecessors, (1135), 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) [2021-03-25 06:12:30,100 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:12:30,100 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:12:30,100 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-03-25 06:12:30,100 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:12:30,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:12:30,100 INFO L82 PathProgramCache]: Analyzing trace with hash 1628891578, now seen corresponding path program 1 times [2021-03-25 06:12:30,100 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:12:30,100 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38987480] [2021-03-25 06:12:30,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:12:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:12:30,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,126 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:12:30,126 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38987480] [2021-03-25 06:12:30,126 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [77557284] [2021-03-25 06:12:30,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:12:30,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:12:30,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 06:12:30,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 06:12:30,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:30,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:30,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:12:30,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:30,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:30,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:12:30,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:30,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:30,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:12:30,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:30,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:30,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:30,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:12:30,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 06:12:30,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:30,298 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 06:12:30,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:30,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:30,309 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:12:30,309 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 06:12:30,309 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-25 06:12:30,309 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137976496] [2021-03-25 06:12:30,310 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 06:12:30,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:12:30,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 06:12:30,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-25 06:12:30,312 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 415 [2021-03-25 06:12:30,314 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 85 transitions, 255 flow. Second operand has 6 states, 6 states have (on average 316.0) internal successors, (1896), 6 states have internal predecessors, (1896), 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) [2021-03-25 06:12:30,314 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:12:30,314 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 415 [2021-03-25 06:12:30,314 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:12:30,446 INFO L129 PetriNetUnfolder]: 427/1642 cut-off events. [2021-03-25 06:12:30,446 INFO L130 PetriNetUnfolder]: For 31/31 co-relation queries the response was YES. [2021-03-25 06:12:30,454 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2339 conditions, 1642 events. 427/1642 cut-off events. For 31/31 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 13434 event pairs, 272 based on Foata normal form. 1/1551 useless extension candidates. Maximal degree in co-relation 2301. Up to 607 conditions per place. [2021-03-25 06:12:30,459 INFO L132 encePairwiseOnDemand]: 410/415 looper letters, 13 selfloop transitions, 4 changer transitions 0/94 dead transitions. [2021-03-25 06:12:30,459 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 94 transitions, 313 flow [2021-03-25 06:12:30,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 06:12:30,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 06:12:30,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1588 transitions. [2021-03-25 06:12:30,462 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7653012048192771 [2021-03-25 06:12:30,463 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1588 transitions. [2021-03-25 06:12:30,463 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1588 transitions. [2021-03-25 06:12:30,463 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:12:30,463 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1588 transitions. [2021-03-25 06:12:30,465 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 317.6) internal successors, (1588), 5 states have internal predecessors, (1588), 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) [2021-03-25 06:12:30,468 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 415.0) internal successors, (2490), 6 states have internal predecessors, (2490), 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) [2021-03-25 06:12:30,468 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 415.0) internal successors, (2490), 6 states have internal predecessors, (2490), 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) [2021-03-25 06:12:30,468 INFO L185 Difference]: Start difference. First operand has 98 places, 85 transitions, 255 flow. Second operand 5 states and 1588 transitions. [2021-03-25 06:12:30,468 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 94 transitions, 313 flow [2021-03-25 06:12:30,469 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 94 transitions, 306 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 06:12:30,471 INFO L241 Difference]: Finished difference. Result has 102 places, 86 transitions, 266 flow [2021-03-25 06:12:30,471 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=415, PETRI_DIFFERENCE_MINUEND_FLOW=248, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=85, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=81, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=266, PETRI_PLACES=102, PETRI_TRANSITIONS=86} [2021-03-25 06:12:30,471 INFO L343 CegarLoopForPetriNet]: 162 programPoint places, -60 predicate places. [2021-03-25 06:12:30,471 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:12:30,471 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 102 places, 86 transitions, 266 flow [2021-03-25 06:12:30,471 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 102 places, 86 transitions, 266 flow [2021-03-25 06:12:30,472 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 102 places, 86 transitions, 266 flow [2021-03-25 06:12:30,597 INFO L129 PetriNetUnfolder]: 427/1642 cut-off events. [2021-03-25 06:12:30,597 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2021-03-25 06:12:30,605 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2315 conditions, 1642 events. 427/1642 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 13411 event pairs, 272 based on Foata normal form. 0/1550 useless extension candidates. Maximal degree in co-relation 2281. Up to 607 conditions per place. [2021-03-25 06:12:30,630 INFO L142 LiptonReduction]: Number of co-enabled transitions 4904 [2021-03-25 06:12:32,539 INFO L154 LiptonReduction]: Checked pairs total: 18618 [2021-03-25 06:12:32,539 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 06:12:32,539 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2068 [2021-03-25 06:12:32,540 INFO L480 AbstractCegarLoop]: Abstraction has has 102 places, 86 transitions, 268 flow [2021-03-25 06:12:32,540 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 316.0) internal successors, (1896), 6 states have internal predecessors, (1896), 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) [2021-03-25 06:12:32,540 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:12:32,540 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:12:32,755 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-03-25 06:12:32,756 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:12:32,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:12:32,756 INFO L82 PathProgramCache]: Analyzing trace with hash 931193600, now seen corresponding path program 1 times [2021-03-25 06:12:32,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:12:32,756 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288091105] [2021-03-25 06:12:32,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:12:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:12:32,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,796 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:12:32,796 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288091105] [2021-03-25 06:12:32,796 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [656268040] [2021-03-25 06:12:32,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:12:32,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:12:32,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-25 06:12:32,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 06:12:32,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:32,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:32,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:12:32,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:32,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:32,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:12:32,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:32,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:32,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:12:32,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:32,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:32,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:32,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:12:32,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 06:12:32,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:32,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:32,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:32,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 06:12:32,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:32,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:32,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:32,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:12:32,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:32,958 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 06:12:32,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:32,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:32,969 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:12:32,969 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 06:12:32,969 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-25 06:12:32,969 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285826717] [2021-03-25 06:12:32,969 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 06:12:32,969 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:12:32,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 06:12:32,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-03-25 06:12:32,972 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 417 [2021-03-25 06:12:32,973 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 86 transitions, 268 flow. Second operand has 8 states, 8 states have (on average 315.25) internal successors, (2522), 8 states have internal predecessors, (2522), 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) [2021-03-25 06:12:32,973 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:12:32,973 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 417 [2021-03-25 06:12:32,974 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:12:33,135 INFO L129 PetriNetUnfolder]: 418/1600 cut-off events. [2021-03-25 06:12:33,136 INFO L130 PetriNetUnfolder]: For 47/47 co-relation queries the response was YES. [2021-03-25 06:12:33,145 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2290 conditions, 1600 events. 418/1600 cut-off events. For 47/47 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 13019 event pairs, 267 based on Foata normal form. 1/1513 useless extension candidates. Maximal degree in co-relation 2249. Up to 591 conditions per place. [2021-03-25 06:12:33,150 INFO L132 encePairwiseOnDemand]: 409/417 looper letters, 15 selfloop transitions, 9 changer transitions 0/100 dead transitions. [2021-03-25 06:12:33,150 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 100 transitions, 354 flow [2021-03-25 06:12:33,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 06:12:33,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 06:12:33,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2842 transitions. [2021-03-25 06:12:33,153 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7572608579802824 [2021-03-25 06:12:33,153 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2842 transitions. [2021-03-25 06:12:33,154 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2842 transitions. [2021-03-25 06:12:33,154 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:12:33,154 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2842 transitions. [2021-03-25 06:12:33,157 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 315.77777777777777) internal successors, (2842), 9 states have internal predecessors, (2842), 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) [2021-03-25 06:12:33,161 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 417.0) internal successors, (4170), 10 states have internal predecessors, (4170), 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) [2021-03-25 06:12:33,162 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 417.0) internal successors, (4170), 10 states have internal predecessors, (4170), 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) [2021-03-25 06:12:33,162 INFO L185 Difference]: Start difference. First operand has 102 places, 86 transitions, 268 flow. Second operand 9 states and 2842 transitions. [2021-03-25 06:12:33,162 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 100 transitions, 354 flow [2021-03-25 06:12:33,163 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 107 places, 100 transitions, 346 flow, removed 1 selfloop flow, removed 3 redundant places. [2021-03-25 06:12:33,164 INFO L241 Difference]: Finished difference. Result has 110 places, 91 transitions, 314 flow [2021-03-25 06:12:33,164 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=260, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=314, PETRI_PLACES=110, PETRI_TRANSITIONS=91} [2021-03-25 06:12:33,164 INFO L343 CegarLoopForPetriNet]: 162 programPoint places, -52 predicate places. [2021-03-25 06:12:33,165 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:12:33,165 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 110 places, 91 transitions, 314 flow [2021-03-25 06:12:33,165 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 110 places, 91 transitions, 314 flow [2021-03-25 06:12:33,165 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 110 places, 91 transitions, 314 flow [2021-03-25 06:12:33,294 INFO L129 PetriNetUnfolder]: 418/1600 cut-off events. [2021-03-25 06:12:33,294 INFO L130 PetriNetUnfolder]: For 58/58 co-relation queries the response was YES. [2021-03-25 06:12:33,300 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2282 conditions, 1600 events. 418/1600 cut-off events. For 58/58 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 13041 event pairs, 267 based on Foata normal form. 0/1512 useless extension candidates. Maximal degree in co-relation 2245. Up to 591 conditions per place. [2021-03-25 06:12:33,319 INFO L142 LiptonReduction]: Number of co-enabled transitions 5212 [2021-03-25 06:12:34,522 INFO L154 LiptonReduction]: Checked pairs total: 12887 [2021-03-25 06:12:34,523 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 06:12:34,523 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1358 [2021-03-25 06:12:34,523 INFO L480 AbstractCegarLoop]: Abstraction has has 109 places, 90 transitions, 311 flow [2021-03-25 06:12:34,523 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 315.25) internal successors, (2522), 8 states have internal predecessors, (2522), 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) [2021-03-25 06:12:34,523 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:12:34,523 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:12:34,723 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-03-25 06:12:34,724 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:12:34,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:12:34,724 INFO L82 PathProgramCache]: Analyzing trace with hash 1381265995, now seen corresponding path program 1 times [2021-03-25 06:12:34,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:12:34,724 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471069031] [2021-03-25 06:12:34,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:12:34,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:12:34,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,770 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:12:34,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471069031] [2021-03-25 06:12:34,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1885842205] [2021-03-25 06:12:34,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:12:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:12:34,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 06:12:34,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 06:12:34,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:34,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:34,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:12:34,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:34,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:34,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:12:34,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:34,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:34,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:12:34,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:34,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:34,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:34,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:12:34,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 06:12:34,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:34,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:34,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:12:34,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:34,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:34,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:34,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 06:12:34,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 06:12:34,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:34,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:34,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:34,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 06:12:34,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:34,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:34,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:34,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:12:34,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:34,970 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 06:12:34,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:34,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:34,981 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:12:34,982 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 06:12:34,982 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-03-25 06:12:34,982 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704062205] [2021-03-25 06:12:34,983 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 06:12:34,983 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:12:34,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 06:12:34,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-03-25 06:12:34,985 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 421 [2021-03-25 06:12:34,986 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 90 transitions, 311 flow. Second operand has 9 states, 9 states have (on average 315.44444444444446) internal successors, (2839), 9 states have internal predecessors, (2839), 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) [2021-03-25 06:12:34,986 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:12:34,986 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 421 [2021-03-25 06:12:34,986 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:12:35,185 INFO L129 PetriNetUnfolder]: 390/1487 cut-off events. [2021-03-25 06:12:35,185 INFO L130 PetriNetUnfolder]: For 91/91 co-relation queries the response was YES. [2021-03-25 06:12:35,197 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2152 conditions, 1487 events. 390/1487 cut-off events. For 91/91 co-relation queries the response was YES. Maximal size of possible extension queue 103. Compared 11921 event pairs, 250 based on Foata normal form. 1/1410 useless extension candidates. Maximal degree in co-relation 2108. Up to 548 conditions per place. [2021-03-25 06:12:35,203 INFO L132 encePairwiseOnDemand]: 411/421 looper letters, 17 selfloop transitions, 10 changer transitions 0/103 dead transitions. [2021-03-25 06:12:35,203 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 103 transitions, 408 flow [2021-03-25 06:12:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 06:12:35,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 06:12:35,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 3471 transitions. [2021-03-25 06:12:35,206 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7495141438134312 [2021-03-25 06:12:35,206 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 3471 transitions. [2021-03-25 06:12:35,206 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 3471 transitions. [2021-03-25 06:12:35,207 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:12:35,207 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 3471 transitions. [2021-03-25 06:12:35,210 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 315.54545454545456) internal successors, (3471), 11 states have internal predecessors, (3471), 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) [2021-03-25 06:12:35,215 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 421.0) internal successors, (5052), 12 states have internal predecessors, (5052), 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) [2021-03-25 06:12:35,215 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 421.0) internal successors, (5052), 12 states have internal predecessors, (5052), 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) [2021-03-25 06:12:35,215 INFO L185 Difference]: Start difference. First operand has 109 places, 90 transitions, 311 flow. Second operand 11 states and 3471 transitions. [2021-03-25 06:12:35,215 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 103 transitions, 408 flow [2021-03-25 06:12:35,217 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 103 transitions, 384 flow, removed 8 selfloop flow, removed 4 redundant places. [2021-03-25 06:12:35,218 INFO L241 Difference]: Finished difference. Result has 118 places, 92 transitions, 336 flow [2021-03-25 06:12:35,218 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=421, PETRI_DIFFERENCE_MINUEND_FLOW=284, PETRI_DIFFERENCE_MINUEND_PLACES=105, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=336, PETRI_PLACES=118, PETRI_TRANSITIONS=92} [2021-03-25 06:12:35,218 INFO L343 CegarLoopForPetriNet]: 162 programPoint places, -44 predicate places. [2021-03-25 06:12:35,219 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:12:35,219 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 118 places, 92 transitions, 336 flow [2021-03-25 06:12:35,219 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 118 places, 92 transitions, 336 flow [2021-03-25 06:12:35,219 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 118 places, 92 transitions, 336 flow [2021-03-25 06:12:35,311 INFO L129 PetriNetUnfolder]: 390/1487 cut-off events. [2021-03-25 06:12:35,311 INFO L130 PetriNetUnfolder]: For 76/76 co-relation queries the response was YES. [2021-03-25 06:12:35,318 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2130 conditions, 1487 events. 390/1487 cut-off events. For 76/76 co-relation queries the response was YES. Maximal size of possible extension queue 103. Compared 11979 event pairs, 250 based on Foata normal form. 0/1409 useless extension candidates. Maximal degree in co-relation 2090. Up to 548 conditions per place. [2021-03-25 06:12:35,338 INFO L142 LiptonReduction]: Number of co-enabled transitions 5388 [2021-03-25 06:12:37,343 INFO L154 LiptonReduction]: Checked pairs total: 25995 [2021-03-25 06:12:37,343 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 06:12:37,343 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2124 [2021-03-25 06:12:37,343 INFO L480 AbstractCegarLoop]: Abstraction has has 116 places, 90 transitions, 330 flow [2021-03-25 06:12:37,344 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 315.44444444444446) internal successors, (2839), 9 states have internal predecessors, (2839), 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) [2021-03-25 06:12:37,344 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:12:37,344 INFO L263 CegarLoopForPetriNet]: trace histogram [5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:12:37,544 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:12:37,544 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:12:37,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:12:37,544 INFO L82 PathProgramCache]: Analyzing trace with hash -310476240, now seen corresponding path program 1 times [2021-03-25 06:12:37,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:12:37,545 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600477236] [2021-03-25 06:12:37,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:12:37,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:12:37,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,603 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:12:37,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600477236] [2021-03-25 06:12:37,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1642503763] [2021-03-25 06:12:37,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:12:37,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:12:37,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 06:12:37,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 06:12:37,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:37,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:37,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:12:37,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:37,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:37,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:12:37,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:37,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:37,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:12:37,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:37,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:37,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:12:37,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:37,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:37,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:12:37,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:37,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:37,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:12:37,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:37,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:37,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:37,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 06:12:37,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:37,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:37,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:37,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:12:37,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:37,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:37,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:37,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 06:12:37,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:37,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:37,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:37,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:12:37,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:37,778 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 06:12:37,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:37,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:37,788 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:12:37,788 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 06:12:37,788 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-03-25 06:12:37,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123497366] [2021-03-25 06:12:37,789 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 06:12:37,789 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:12:37,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 06:12:37,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-03-25 06:12:37,792 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 424 [2021-03-25 06:12:37,793 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 90 transitions, 330 flow. Second operand has 11 states, 11 states have (on average 315.27272727272725) internal successors, (3468), 11 states have internal predecessors, (3468), 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) [2021-03-25 06:12:37,793 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:12:37,793 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 424 [2021-03-25 06:12:37,793 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:12:37,944 INFO L129 PetriNetUnfolder]: 315/1220 cut-off events. [2021-03-25 06:12:37,944 INFO L130 PetriNetUnfolder]: For 115/115 co-relation queries the response was YES. [2021-03-25 06:12:37,950 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1778 conditions, 1220 events. 315/1220 cut-off events. For 115/115 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 9281 event pairs, 201 based on Foata normal form. 1/1173 useless extension candidates. Maximal degree in co-relation 1731. Up to 442 conditions per place. [2021-03-25 06:12:37,953 INFO L132 encePairwiseOnDemand]: 412/424 looper letters, 16 selfloop transitions, 11 changer transitions 0/103 dead transitions. [2021-03-25 06:12:37,953 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 127 places, 103 transitions, 418 flow [2021-03-25 06:12:37,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-25 06:12:37,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-25 06:12:37,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 3784 transitions. [2021-03-25 06:12:37,956 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7437106918238994 [2021-03-25 06:12:37,956 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 3784 transitions. [2021-03-25 06:12:37,956 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 3784 transitions. [2021-03-25 06:12:37,957 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:12:37,957 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 3784 transitions. [2021-03-25 06:12:37,960 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 315.3333333333333) internal successors, (3784), 12 states have internal predecessors, (3784), 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) [2021-03-25 06:12:37,963 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 424.0) internal successors, (5512), 13 states have internal predecessors, (5512), 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) [2021-03-25 06:12:37,963 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 424.0) internal successors, (5512), 13 states have internal predecessors, (5512), 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) [2021-03-25 06:12:37,963 INFO L185 Difference]: Start difference. First operand has 116 places, 90 transitions, 330 flow. Second operand 12 states and 3784 transitions. [2021-03-25 06:12:37,963 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 127 places, 103 transitions, 418 flow [2021-03-25 06:12:37,964 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 121 places, 103 transitions, 386 flow, removed 10 selfloop flow, removed 6 redundant places. [2021-03-25 06:12:37,965 INFO L241 Difference]: Finished difference. Result has 123 places, 91 transitions, 338 flow [2021-03-25 06:12:37,966 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=424, PETRI_DIFFERENCE_MINUEND_FLOW=298, PETRI_DIFFERENCE_MINUEND_PLACES=110, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=338, PETRI_PLACES=123, PETRI_TRANSITIONS=91} [2021-03-25 06:12:37,966 INFO L343 CegarLoopForPetriNet]: 162 programPoint places, -39 predicate places. [2021-03-25 06:12:37,966 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:12:37,966 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 123 places, 91 transitions, 338 flow [2021-03-25 06:12:37,966 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 123 places, 91 transitions, 338 flow [2021-03-25 06:12:37,966 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 123 places, 91 transitions, 338 flow [2021-03-25 06:12:38,033 INFO L129 PetriNetUnfolder]: 315/1220 cut-off events. [2021-03-25 06:12:38,033 INFO L130 PetriNetUnfolder]: For 58/58 co-relation queries the response was YES. [2021-03-25 06:12:38,038 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1751 conditions, 1220 events. 315/1220 cut-off events. For 58/58 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 9283 event pairs, 201 based on Foata normal form. 0/1162 useless extension candidates. Maximal degree in co-relation 1710. Up to 442 conditions per place. [2021-03-25 06:12:38,054 INFO L142 LiptonReduction]: Number of co-enabled transitions 5300 [2021-03-25 06:12:39,037 INFO L154 LiptonReduction]: Checked pairs total: 25606 [2021-03-25 06:12:39,037 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-25 06:12:39,037 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1071 [2021-03-25 06:12:39,038 INFO L480 AbstractCegarLoop]: Abstraction has has 119 places, 88 transitions, 346 flow [2021-03-25 06:12:39,038 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 315.27272727272725) internal successors, (3468), 11 states have internal predecessors, (3468), 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) [2021-03-25 06:12:39,038 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:12:39,038 INFO L263 CegarLoopForPetriNet]: trace histogram [7, 7, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:12:39,239 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-03-25 06:12:39,239 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:12:39,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:12:39,240 INFO L82 PathProgramCache]: Analyzing trace with hash 592466313, now seen corresponding path program 1 times [2021-03-25 06:12:39,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:12:39,240 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10576533] [2021-03-25 06:12:39,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:12:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 06:12:39,247 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 06:12:39,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 06:12:39,253 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 06:12:39,259 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 06:12:39,259 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 06:12:39,259 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-03-25 06:12:39,259 WARN L342 ceAbstractionStarter]: 6 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-25 06:12:39,259 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 7 thread instances. [2021-03-25 06:12:39,275 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,275 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,275 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,275 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,275 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,276 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,276 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,276 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,277 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,278 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,279 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,280 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,281 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,282 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,283 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,284 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,285 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,286 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,287 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,287 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,287 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,306 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,306 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,306 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,306 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,307 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,307 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,307 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,307 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,307 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,308 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,308 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,308 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,308 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,308 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,308 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,308 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,308 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,308 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,309 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,309 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,309 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,309 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,309 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,309 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,309 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,309 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,309 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,310 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,310 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,310 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,310 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,311 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,311 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,311 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,311 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,311 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,311 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,312 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,312 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,312 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,312 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,312 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,312 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,312 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,312 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,313 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,313 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,313 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,313 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,313 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,313 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,313 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,313 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,313 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 06:12:39,317 INFO L149 ThreadInstanceAdder]: Constructed 7 joinOtherThreadTransitions. [2021-03-25 06:12:39,317 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-25 06:12:39,318 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 06:12:39,318 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 06:12:39,318 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 06:12:39,318 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 06:12:39,318 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 06:12:39,318 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 06:12:39,318 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 06:12:39,318 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 06:12:39,320 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 244 places, 283 transitions, 664 flow [2021-03-25 06:12:39,552 INFO L129 PetriNetUnfolder]: 530/2549 cut-off events. [2021-03-25 06:12:39,552 INFO L130 PetriNetUnfolder]: For 525/525 co-relation queries the response was YES. [2021-03-25 06:12:39,592 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3047 conditions, 2549 events. 530/2549 cut-off events. For 525/525 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 17317 event pairs, 201 based on Foata normal form. 0/2203 useless extension candidates. Maximal degree in co-relation 1624. Up to 448 conditions per place. [2021-03-25 06:12:39,593 INFO L82 GeneralOperation]: Start removeDead. Operand has 244 places, 283 transitions, 664 flow [2021-03-25 06:12:39,620 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 244 places, 283 transitions, 664 flow [2021-03-25 06:12:39,620 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:12:39,620 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 244 places, 283 transitions, 664 flow [2021-03-25 06:12:39,620 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 244 places, 283 transitions, 664 flow [2021-03-25 06:12:39,621 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 244 places, 283 transitions, 664 flow [2021-03-25 06:12:39,889 INFO L129 PetriNetUnfolder]: 530/2549 cut-off events. [2021-03-25 06:12:39,890 INFO L130 PetriNetUnfolder]: For 525/525 co-relation queries the response was YES. [2021-03-25 06:12:39,927 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3047 conditions, 2549 events. 530/2549 cut-off events. For 525/525 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 17410 event pairs, 201 based on Foata normal form. 0/2203 useless extension candidates. Maximal degree in co-relation 1624. Up to 448 conditions per place. [2021-03-25 06:12:40,024 INFO L142 LiptonReduction]: Number of co-enabled transitions 52136 [2021-03-25 06:12:45,040 INFO L154 LiptonReduction]: Checked pairs total: 21892 [2021-03-25 06:12:45,041 INFO L156 LiptonReduction]: Total number of compositions: 113 [2021-03-25 06:12:45,041 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5421 [2021-03-25 06:12:45,042 INFO L129 PetriNetUnfolder]: 3/37 cut-off events. [2021-03-25 06:12:45,043 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 06:12:45,043 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:12:45,043 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:12:45,043 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:12:45,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:12:45,043 INFO L82 PathProgramCache]: Analyzing trace with hash -681554909, now seen corresponding path program 1 times [2021-03-25 06:12:45,043 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:12:45,043 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404494125] [2021-03-25 06:12:45,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:12:45,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:12:45,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:45,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:45,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:45,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:45,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:45,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:45,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:12:45,064 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404494125] [2021-03-25 06:12:45,064 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 06:12:45,064 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 06:12:45,064 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117046117] [2021-03-25 06:12:45,065 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 06:12:45,065 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:12:45,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 06:12:45,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 06:12:45,066 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 287 out of 396 [2021-03-25 06:12:45,066 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 181 places, 217 transitions, 532 flow. Second operand has 3 states, 3 states have (on average 287.6666666666667) internal successors, (863), 3 states have internal predecessors, (863), 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) [2021-03-25 06:12:45,066 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:12:45,066 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 287 of 396 [2021-03-25 06:12:45,066 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:12:45,245 INFO L129 PetriNetUnfolder]: 327/1856 cut-off events. [2021-03-25 06:12:45,246 INFO L130 PetriNetUnfolder]: For 525/538 co-relation queries the response was YES. [2021-03-25 06:12:45,259 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2393 conditions, 1856 events. 327/1856 cut-off events. For 525/538 co-relation queries the response was YES. Maximal size of possible extension queue 55. Compared 12941 event pairs, 201 based on Foata normal form. 661/2375 useless extension candidates. Maximal degree in co-relation 1266. Up to 448 conditions per place. [2021-03-25 06:12:45,260 INFO L132 encePairwiseOnDemand]: 349/396 looper letters, 8 selfloop transitions, 2 changer transitions 19/176 dead transitions. [2021-03-25 06:12:45,260 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 176 transitions, 470 flow [2021-03-25 06:12:45,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 06:12:45,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 06:12:45,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 922 transitions. [2021-03-25 06:12:45,261 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7760942760942761 [2021-03-25 06:12:45,261 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 922 transitions. [2021-03-25 06:12:45,261 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 922 transitions. [2021-03-25 06:12:45,262 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:12:45,262 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 922 transitions. [2021-03-25 06:12:45,263 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 307.3333333333333) internal successors, (922), 3 states have internal predecessors, (922), 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) [2021-03-25 06:12:45,264 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 396.0) internal successors, (1584), 4 states have internal predecessors, (1584), 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) [2021-03-25 06:12:45,264 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 396.0) internal successors, (1584), 4 states have internal predecessors, (1584), 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) [2021-03-25 06:12:45,264 INFO L185 Difference]: Start difference. First operand has 181 places, 217 transitions, 532 flow. Second operand 3 states and 922 transitions. [2021-03-25 06:12:45,264 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 176 transitions, 470 flow [2021-03-25 06:12:45,267 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 182 places, 176 transitions, 470 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 06:12:45,268 INFO L241 Difference]: Finished difference. Result has 183 places, 154 transitions, 395 flow [2021-03-25 06:12:45,269 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=396, PETRI_DIFFERENCE_MINUEND_FLOW=442, PETRI_DIFFERENCE_MINUEND_PLACES=180, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=172, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=170, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=395, PETRI_PLACES=183, PETRI_TRANSITIONS=154} [2021-03-25 06:12:45,269 INFO L343 CegarLoopForPetriNet]: 181 programPoint places, 2 predicate places. [2021-03-25 06:12:45,269 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:12:45,269 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 183 places, 154 transitions, 395 flow [2021-03-25 06:12:45,269 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 183 places, 154 transitions, 395 flow [2021-03-25 06:12:45,270 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 171 places, 154 transitions, 395 flow [2021-03-25 06:12:45,291 INFO L129 PetriNetUnfolder]: 0/239 cut-off events. [2021-03-25 06:12:45,291 INFO L130 PetriNetUnfolder]: For 78/78 co-relation queries the response was YES. [2021-03-25 06:12:45,291 INFO L84 FinitePrefix]: Finished finitePrefix Result has 307 conditions, 239 events. 0/239 cut-off events. For 78/78 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 714 event pairs, 0 based on Foata normal form. 0/239 useless extension candidates. Maximal degree in co-relation 0. Up to 15 conditions per place. [2021-03-25 06:12:45,297 INFO L142 LiptonReduction]: Number of co-enabled transitions 18434 [2021-03-25 06:12:46,806 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-25 06:12:46,959 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-25 06:12:47,322 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-25 06:12:47,499 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-25 06:12:47,532 INFO L154 LiptonReduction]: Checked pairs total: 30616 [2021-03-25 06:12:47,532 INFO L156 LiptonReduction]: Total number of compositions: 66 [2021-03-25 06:12:47,532 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2263 [2021-03-25 06:12:47,533 INFO L480 AbstractCegarLoop]: Abstraction has has 107 places, 90 transitions, 267 flow [2021-03-25 06:12:47,533 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 287.6666666666667) internal successors, (863), 3 states have internal predecessors, (863), 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) [2021-03-25 06:12:47,533 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:12:47,533 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:12:47,533 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-03-25 06:12:47,533 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:12:47,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:12:47,533 INFO L82 PathProgramCache]: Analyzing trace with hash 425845839, now seen corresponding path program 1 times [2021-03-25 06:12:47,533 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:12:47,533 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430736655] [2021-03-25 06:12:47,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:12:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:12:47,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:12:47,558 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430736655] [2021-03-25 06:12:47,558 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [96469046] [2021-03-25 06:12:47,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:12:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:12:47,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-25 06:12:47,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 06:12:47,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:47,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:47,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 06:12:47,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 06:12:47,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:47,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 06:12:47,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 06:12:47,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 06:12:47,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:47,695 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 06:12:47,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:47,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 06:12:47,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 06:12:47,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 06:12:47,705 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-25 06:12:47,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903963040] [2021-03-25 06:12:47,705 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 06:12:47,705 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:12:47,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 06:12:47,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-25 06:12:47,706 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 348 out of 462 [2021-03-25 06:12:47,707 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 107 places, 90 transitions, 267 flow. Second operand has 7 states, 7 states have (on average 349.7142857142857) internal successors, (2448), 7 states have internal predecessors, (2448), 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) [2021-03-25 06:12:47,707 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:12:47,707 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 348 of 462 [2021-03-25 06:12:47,708 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 06:12:47,752 INFO L129 PetriNetUnfolder]: 0/147 cut-off events. [2021-03-25 06:12:47,752 INFO L130 PetriNetUnfolder]: For 78/78 co-relation queries the response was YES. [2021-03-25 06:12:47,752 INFO L84 FinitePrefix]: Finished finitePrefix Result has 259 conditions, 147 events. 0/147 cut-off events. For 78/78 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 287 event pairs, 0 based on Foata normal form. 1/148 useless extension candidates. Maximal degree in co-relation 0. Up to 36 conditions per place. [2021-03-25 06:12:47,752 INFO L132 encePairwiseOnDemand]: 456/462 looper letters, 11 selfloop transitions, 4 changer transitions 1/98 dead transitions. [2021-03-25 06:12:47,752 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 98 transitions, 317 flow [2021-03-25 06:12:47,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 06:12:47,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 06:12:47,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2105 transitions. [2021-03-25 06:12:47,754 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7593795093795094 [2021-03-25 06:12:47,754 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2105 transitions. [2021-03-25 06:12:47,754 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2105 transitions. [2021-03-25 06:12:47,754 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 06:12:47,754 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2105 transitions. [2021-03-25 06:12:47,756 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 350.8333333333333) internal successors, (2105), 6 states have internal predecessors, (2105), 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) [2021-03-25 06:12:47,758 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 462.0) internal successors, (3234), 7 states have internal predecessors, (3234), 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) [2021-03-25 06:12:47,758 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 462.0) internal successors, (3234), 7 states have internal predecessors, (3234), 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) [2021-03-25 06:12:47,758 INFO L185 Difference]: Start difference. First operand has 107 places, 90 transitions, 267 flow. Second operand 6 states and 2105 transitions. [2021-03-25 06:12:47,758 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 98 transitions, 317 flow [2021-03-25 06:12:47,759 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 98 transitions, 273 flow, removed 21 selfloop flow, removed 1 redundant places. [2021-03-25 06:12:47,760 INFO L241 Difference]: Finished difference. Result has 114 places, 92 transitions, 251 flow [2021-03-25 06:12:47,760 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=462, PETRI_DIFFERENCE_MINUEND_FLOW=223, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=251, PETRI_PLACES=114, PETRI_TRANSITIONS=92} [2021-03-25 06:12:47,760 INFO L343 CegarLoopForPetriNet]: 181 programPoint places, -67 predicate places. [2021-03-25 06:12:47,760 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 06:12:47,760 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 114 places, 92 transitions, 251 flow [2021-03-25 06:12:47,760 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 114 places, 92 transitions, 251 flow [2021-03-25 06:12:47,761 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 113 places, 92 transitions, 251 flow [2021-03-25 06:12:47,769 INFO L129 PetriNetUnfolder]: 0/146 cut-off events. [2021-03-25 06:12:47,769 INFO L130 PetriNetUnfolder]: For 21/21 co-relation queries the response was YES. [2021-03-25 06:12:47,769 INFO L84 FinitePrefix]: Finished finitePrefix Result has 224 conditions, 146 events. 0/146 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 293 event pairs, 0 based on Foata normal form. 0/146 useless extension candidates. Maximal degree in co-relation 0. Up to 14 conditions per place. [2021-03-25 06:12:47,770 INFO L142 LiptonReduction]: Number of co-enabled transitions 6240 [2021-03-25 06:12:47,830 INFO L154 LiptonReduction]: Checked pairs total: 28958 [2021-03-25 06:12:47,830 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 06:12:47,830 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 70 [2021-03-25 06:12:47,830 INFO L480 AbstractCegarLoop]: Abstraction has has 111 places, 90 transitions, 247 flow [2021-03-25 06:12:47,831 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 349.7142857142857) internal successors, (2448), 7 states have internal predecessors, (2448), 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) [2021-03-25 06:12:47,831 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 06:12:47,831 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 06:12:48,031 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 06:12:48,031 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 06:12:48,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 06:12:48,032 INFO L82 PathProgramCache]: Analyzing trace with hash -1099322230, now seen corresponding path program 1 times [2021-03-25 06:12:48,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 06:12:48,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824831096] [2021-03-25 06:12:48,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 06:12:48,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 06:12:48,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:48,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 06:12:48,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 06:12:48,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 06:12:48,054 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-03-25 06:12:48,054 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824831096] [2021-03-25 06:12:48,054 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 06:12:48,054 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 06:12:48,054 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375948119] [2021-03-25 06:12:48,054 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 06:12:48,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 06:12:48,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 06:12:48,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 06:12:48,056 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 309 out of 466 [2021-03-25 06:12:48,057 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 90 transitions, 247 flow. Second operand has 4 states, 4 states have (on average 309.75) internal successors, (1239), 4 states have internal predecessors, (1239), 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) [2021-03-25 06:12:48,057 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 06:12:48,057 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 309 of 466 [2021-03-25 06:12:48,057 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand