/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-RepeatedSemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_08-cond_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 16:16:19,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 16:16:19,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 16:16:19,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 16:16:19,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 16:16:19,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 16:16:19,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 16:16:19,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 16:16:19,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 16:16:19,484 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 16:16:19,484 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 16:16:19,485 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 16:16:19,486 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 16:16:19,487 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 16:16:19,488 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 16:16:19,491 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 16:16:19,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 16:16:19,493 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 16:16:19,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 16:16:19,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 16:16:19,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 16:16:19,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 16:16:19,502 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 16:16:19,503 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 16:16:19,508 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-25 16:16:19,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-25 16:16:19,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-25 16:16:19,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-25 16:16:19,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-25 16:16:19,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-25 16:16:19,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-25 16:16:19,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-25 16:16:19,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-25 16:16:19,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-25 16:16:19,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-25 16:16:19,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-25 16:16:19,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-25 16:16:19,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-25 16:16:19,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 16:16:19,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 16:16:19,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 16:16:19,517 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-RepeatedSemanticLbe.epf [2021-03-25 16:16:19,545 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 16:16:19,545 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 16:16:19,548 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 16:16:19,548 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 16:16:19,548 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 16:16:19,548 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 16:16:19,548 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 16:16:19,548 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 16:16:19,548 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 16:16:19,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 16:16:19,549 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 16:16:19,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 16:16:19,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 16:16:19,550 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 16:16:19,550 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 16:16:19,550 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 16:16:19,550 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 16:16:19,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 16:16:19,550 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 16:16:19,550 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 16:16:19,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 16:16:19,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 16:16:19,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 16:16:19,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 16:16:19,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 16:16:19,551 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 16:16:19,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 16:16:19,551 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 16:16:19,551 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 16:16:19,551 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 16:16:19,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 16:16:19,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 16:16:19,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 16:16:19,877 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-25 16:16:19,877 INFO L275 PluginConnector]: CDTParser initialized [2021-03-25 16:16:19,878 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_08-cond_racefree.i [2021-03-25 16:16:19,950 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c380c4e8/861f3e5c64d34dd885101b611d2b774d/FLAG9741a4ee9 [2021-03-25 16:16:20,422 INFO L306 CDTParser]: Found 1 translation units. [2021-03-25 16:16:20,422 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_08-cond_racefree.i [2021-03-25 16:16:20,435 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c380c4e8/861f3e5c64d34dd885101b611d2b774d/FLAG9741a4ee9 [2021-03-25 16:16:20,747 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c380c4e8/861f3e5c64d34dd885101b611d2b774d [2021-03-25 16:16:20,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 16:16:20,750 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-25 16:16:20,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-25 16:16:20,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-25 16:16:20,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-25 16:16:20,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 04:16:20" (1/1) ... [2021-03-25 16:16:20,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31f7fd32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:16:20, skipping insertion in model container [2021-03-25 16:16:20,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 04:16:20" (1/1) ... [2021-03-25 16:16:20,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-25 16:16:20,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-25 16:16:21,053 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_08-cond_racefree.i[41060,41073] [2021-03-25 16:16:21,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 16:16:21,083 INFO L203 MainTranslator]: Completed pre-run [2021-03-25 16:16:21,099 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_08-cond_racefree.i[41060,41073] [2021-03-25 16:16:21,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 16:16:21,175 INFO L208 MainTranslator]: Completed translation [2021-03-25 16:16:21,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:16:21 WrapperNode [2021-03-25 16:16:21,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-25 16:16:21,176 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 16:16:21,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 16:16:21,176 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 16:16:21,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:16:21" (1/1) ... [2021-03-25 16:16:21,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:16:21" (1/1) ... [2021-03-25 16:16:21,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 16:16:21,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 16:16:21,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 16:16:21,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 16:16:21,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:16:21" (1/1) ... [2021-03-25 16:16:21,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:16:21" (1/1) ... [2021-03-25 16:16:21,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:16:21" (1/1) ... [2021-03-25 16:16:21,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:16:21" (1/1) ... [2021-03-25 16:16:21,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:16:21" (1/1) ... [2021-03-25 16:16:21,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:16:21" (1/1) ... [2021-03-25 16:16:21,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:16:21" (1/1) ... [2021-03-25 16:16:21,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 16:16:21,263 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 16:16:21,263 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 16:16:21,263 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 16:16:21,263 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:16:21" (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 16:16:21,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-25 16:16:21,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-25 16:16:21,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-25 16:16:21,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-25 16:16:21,337 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-25 16:16:21,337 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-03-25 16:16:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-03-25 16:16:21,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-25 16:16:21,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 16:16:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 16:16:21,339 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 16:16:21,755 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 16:16:21,755 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2021-03-25 16:16:21,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 04:16:21 BoogieIcfgContainer [2021-03-25 16:16:21,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 16:16:21,757 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 16:16:21,757 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 16:16:21,759 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 16:16:21,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.03 04:16:20" (1/3) ... [2021-03-25 16:16:21,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b87b738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 04:16:21, skipping insertion in model container [2021-03-25 16:16:21,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:16:21" (2/3) ... [2021-03-25 16:16:21,768 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b87b738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 04:16:21, skipping insertion in model container [2021-03-25 16:16:21,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 04:16:21" (3/3) ... [2021-03-25 16:16:21,769 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_08-cond_racefree.i [2021-03-25 16:16:21,773 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 16:16:21,779 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-25 16:16:21,780 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 16:16:21,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,808 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,808 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,809 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,809 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,818 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,818 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,818 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,819 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,819 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,820 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,820 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,820 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,820 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:21,824 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-03-25 16:16:21,836 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-25 16:16:21,857 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 16:16:21,858 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 16:16:21,858 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 16:16:21,858 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 16:16:21,858 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 16:16:21,858 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 16:16:21,858 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 16:16:21,858 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 16:16:21,870 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 106 places, 118 transitions, 244 flow [2021-03-25 16:16:21,928 INFO L129 PetriNetUnfolder]: 23/158 cut-off events. [2021-03-25 16:16:21,928 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-25 16:16:21,938 INFO L84 FinitePrefix]: Finished finitePrefix Result has 164 conditions, 158 events. 23/158 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 362 event pairs, 0 based on Foata normal form. 0/130 useless extension candidates. Maximal degree in co-relation 79. Up to 6 conditions per place. [2021-03-25 16:16:21,939 INFO L82 GeneralOperation]: Start removeDead. Operand has 106 places, 118 transitions, 244 flow [2021-03-25 16:16:21,942 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 102 places, 113 transitions, 231 flow [2021-03-25 16:16:21,943 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:16:21,955 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 102 places, 113 transitions, 231 flow [2021-03-25 16:16:21,958 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 102 places, 113 transitions, 231 flow [2021-03-25 16:16:21,962 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 102 places, 113 transitions, 231 flow [2021-03-25 16:16:21,993 INFO L129 PetriNetUnfolder]: 22/153 cut-off events. [2021-03-25 16:16:21,995 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 16:16:21,996 INFO L84 FinitePrefix]: Finished finitePrefix Result has 158 conditions, 153 events. 22/153 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 361 event pairs, 0 based on Foata normal form. 0/125 useless extension candidates. Maximal degree in co-relation 79. Up to 6 conditions per place. [2021-03-25 16:16:21,999 INFO L142 LiptonReduction]: Number of co-enabled transitions 2520 [2021-03-25 16:16:23,266 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-03-25 16:16:23,438 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-03-25 16:16:23,740 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-03-25 16:16:23,957 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-03-25 16:16:24,120 INFO L154 LiptonReduction]: Checked pairs total: 1185 [2021-03-25 16:16:24,120 INFO L156 LiptonReduction]: Total number of compositions: 69 [2021-03-25 16:16:24,122 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2180 [2021-03-25 16:16:24,128 INFO L129 PetriNetUnfolder]: 2/32 cut-off events. [2021-03-25 16:16:24,128 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 16:16:24,129 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:16:24,129 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:16:24,129 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:16:24,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:16:24,132 INFO L82 PathProgramCache]: Analyzing trace with hash -2103418101, now seen corresponding path program 1 times [2021-03-25 16:16:24,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:16:24,137 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696251233] [2021-03-25 16:16:24,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:16:24,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 16:16:24,224 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 16:16:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 16:16:24,259 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 16:16:24,291 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 16:16:24,292 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 16:16:24,292 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 16:16:24,292 WARN L342 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-25 16:16:24,292 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-03-25 16:16:24,299 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,299 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,299 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,299 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,299 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,299 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,299 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,299 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,299 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,299 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,299 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,300 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,300 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,300 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,300 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,300 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,300 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,300 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,300 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,300 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,300 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,300 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,301 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,302 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,302 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,302 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,302 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,302 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,302 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,302 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,302 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,302 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,302 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,302 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,302 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,303 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,303 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,303 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,303 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,303 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,303 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,303 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,303 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,303 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,303 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,303 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,303 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,304 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,304 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,304 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,319 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,320 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,320 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,320 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,320 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,320 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,320 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,320 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,320 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,320 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,320 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,321 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,321 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,321 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,321 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,321 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,321 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,321 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,321 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,321 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,322 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,322 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,323 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:24,325 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-03-25 16:16:24,325 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-25 16:16:24,326 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 16:16:24,326 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 16:16:24,326 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 16:16:24,326 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 16:16:24,326 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 16:16:24,326 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 16:16:24,326 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 16:16:24,326 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 16:16:24,327 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 131 places, 148 transitions, 314 flow [2021-03-25 16:16:24,361 INFO L129 PetriNetUnfolder]: 40/251 cut-off events. [2021-03-25 16:16:24,361 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-25 16:16:24,363 INFO L84 FinitePrefix]: Finished finitePrefix Result has 265 conditions, 251 events. 40/251 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 749 event pairs, 0 based on Foata normal form. 0/204 useless extension candidates. Maximal degree in co-relation 160. Up to 9 conditions per place. [2021-03-25 16:16:24,363 INFO L82 GeneralOperation]: Start removeDead. Operand has 131 places, 148 transitions, 314 flow [2021-03-25 16:16:24,364 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 131 places, 148 transitions, 314 flow [2021-03-25 16:16:24,364 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:16:24,364 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 131 places, 148 transitions, 314 flow [2021-03-25 16:16:24,365 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 131 places, 148 transitions, 314 flow [2021-03-25 16:16:24,365 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 131 places, 148 transitions, 314 flow [2021-03-25 16:16:24,395 INFO L129 PetriNetUnfolder]: 40/251 cut-off events. [2021-03-25 16:16:24,395 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-25 16:16:24,397 INFO L84 FinitePrefix]: Finished finitePrefix Result has 265 conditions, 251 events. 40/251 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 772 event pairs, 0 based on Foata normal form. 0/204 useless extension candidates. Maximal degree in co-relation 160. Up to 9 conditions per place. [2021-03-25 16:16:24,405 INFO L142 LiptonReduction]: Number of co-enabled transitions 7224 [2021-03-25 16:16:25,584 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-03-25 16:16:25,775 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-03-25 16:16:26,103 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-03-25 16:16:26,285 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-03-25 16:16:26,452 INFO L154 LiptonReduction]: Checked pairs total: 2885 [2021-03-25 16:16:26,452 INFO L156 LiptonReduction]: Total number of compositions: 72 [2021-03-25 16:16:26,453 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2089 [2021-03-25 16:16:26,456 INFO L129 PetriNetUnfolder]: 4/48 cut-off events. [2021-03-25 16:16:26,456 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 16:16:26,456 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:16:26,456 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:16:26,456 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:16:26,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:16:26,457 INFO L82 PathProgramCache]: Analyzing trace with hash -1368285605, now seen corresponding path program 1 times [2021-03-25 16:16:26,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:16:26,457 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864624603] [2021-03-25 16:16:26,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:16:26,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:26,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:26,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:26,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:26,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:26,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:26,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:26,511 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 16:16:26,511 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864624603] [2021-03-25 16:16:26,512 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 16:16:26,512 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 16:16:26,512 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55214956] [2021-03-25 16:16:26,517 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 16:16:26,518 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:16:26,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 16:16:26,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 16:16:26,527 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 220 [2021-03-25 16:16:26,530 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 81 places, 94 transitions, 206 flow. Second operand has 3 states, 3 states have (on average 174.0) internal successors, (522), 3 states have internal predecessors, (522), 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 16:16:26,530 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:16:26,530 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 220 [2021-03-25 16:16:26,531 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:16:26,555 INFO L129 PetriNetUnfolder]: 6/127 cut-off events. [2021-03-25 16:16:26,556 INFO L130 PetriNetUnfolder]: For 6/9 co-relation queries the response was YES. [2021-03-25 16:16:26,556 INFO L84 FinitePrefix]: Finished finitePrefix Result has 156 conditions, 127 events. 6/127 cut-off events. For 6/9 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 360 event pairs, 0 based on Foata normal form. 55/170 useless extension candidates. Maximal degree in co-relation 97. Up to 11 conditions per place. [2021-03-25 16:16:26,557 INFO L132 encePairwiseOnDemand]: 203/220 looper letters, 9 selfloop transitions, 2 changer transitions 19/83 dead transitions. [2021-03-25 16:16:26,557 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 83 transitions, 206 flow [2021-03-25 16:16:26,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 16:16:26,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 16:16:26,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 551 transitions. [2021-03-25 16:16:26,567 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8348484848484848 [2021-03-25 16:16:26,567 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 551 transitions. [2021-03-25 16:16:26,567 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 551 transitions. [2021-03-25 16:16:26,569 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:16:26,570 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 551 transitions. [2021-03-25 16:16:26,573 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 183.66666666666666) internal successors, (551), 3 states have internal predecessors, (551), 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 16:16:26,578 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 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 16:16:26,578 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 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 16:16:26,579 INFO L185 Difference]: Start difference. First operand has 81 places, 94 transitions, 206 flow. Second operand 3 states and 551 transitions. [2021-03-25 16:16:26,580 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 83 transitions, 206 flow [2021-03-25 16:16:26,582 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 83 transitions, 206 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 16:16:26,584 INFO L241 Difference]: Finished difference. Result has 83 places, 61 transitions, 144 flow [2021-03-25 16:16:26,585 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=176, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=77, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=144, PETRI_PLACES=83, PETRI_TRANSITIONS=61} [2021-03-25 16:16:26,585 INFO L343 CegarLoopForPetriNet]: 81 programPoint places, 2 predicate places. [2021-03-25 16:16:26,585 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:16:26,586 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 83 places, 61 transitions, 144 flow [2021-03-25 16:16:26,586 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 83 places, 61 transitions, 144 flow [2021-03-25 16:16:26,586 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 68 places, 61 transitions, 144 flow [2021-03-25 16:16:26,590 INFO L129 PetriNetUnfolder]: 0/77 cut-off events. [2021-03-25 16:16:26,591 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-25 16:16:26,591 INFO L84 FinitePrefix]: Finished finitePrefix Result has 95 conditions, 77 events. 0/77 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 147 event pairs, 0 based on Foata normal form. 0/77 useless extension candidates. Maximal degree in co-relation 0. Up to 5 conditions per place. [2021-03-25 16:16:26,592 INFO L142 LiptonReduction]: Number of co-enabled transitions 1872 [2021-03-25 16:16:27,230 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-25 16:16:27,433 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-25 16:16:28,100 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:16:28,225 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:16:28,346 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:16:28,453 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:16:28,540 INFO L154 LiptonReduction]: Checked pairs total: 2880 [2021-03-25 16:16:28,540 INFO L156 LiptonReduction]: Total number of compositions: 29 [2021-03-25 16:16:28,540 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1955 [2021-03-25 16:16:28,541 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 35 transitions, 92 flow [2021-03-25 16:16:28,541 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 174.0) internal successors, (522), 3 states have internal predecessors, (522), 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 16:16:28,542 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:16:28,542 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, 1] [2021-03-25 16:16:28,542 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-25 16:16:28,542 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:16:28,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:16:28,543 INFO L82 PathProgramCache]: Analyzing trace with hash -679988724, now seen corresponding path program 1 times [2021-03-25 16:16:28,543 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:16:28,543 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963210400] [2021-03-25 16:16:28,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:16:28,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:28,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,629 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 16:16:28,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963210400] [2021-03-25 16:16:28,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1705871620] [2021-03-25 16:16:28,630 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 16:16:28,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:28,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-25 16:16:28,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 16:16:28,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:16:28,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:28,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:16:28,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 16:16:28,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:16:28,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:28,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:16:28,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:16:28,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:28,777 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 16:16:28,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:28,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:28,790 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 16:16:28,790 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 16:16:28,790 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-25 16:16:28,791 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367357814] [2021-03-25 16:16:28,791 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 16:16:28,791 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:16:28,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 16:16:28,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-25 16:16:28,793 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 195 out of 249 [2021-03-25 16:16:28,794 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 35 transitions, 92 flow. Second operand has 7 states, 7 states have (on average 196.85714285714286) internal successors, (1378), 7 states have internal predecessors, (1378), 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 16:16:28,794 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:16:28,794 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 195 of 249 [2021-03-25 16:16:28,794 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:16:28,827 INFO L129 PetriNetUnfolder]: 0/41 cut-off events. [2021-03-25 16:16:28,827 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-25 16:16:28,827 INFO L84 FinitePrefix]: Finished finitePrefix Result has 72 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. 1/42 useless extension candidates. Maximal degree in co-relation 0. Up to 5 conditions per place. [2021-03-25 16:16:28,827 INFO L132 encePairwiseOnDemand]: 243/249 looper letters, 8 selfloop transitions, 4 changer transitions 1/40 dead transitions. [2021-03-25 16:16:28,827 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 40 transitions, 128 flow [2021-03-25 16:16:28,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 16:16:28,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 16:16:28,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1184 transitions. [2021-03-25 16:16:28,830 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7925033467202142 [2021-03-25 16:16:28,830 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1184 transitions. [2021-03-25 16:16:28,830 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1184 transitions. [2021-03-25 16:16:28,831 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:16:28,831 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1184 transitions. [2021-03-25 16:16:28,833 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 197.33333333333334) internal successors, (1184), 6 states have internal predecessors, (1184), 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 16:16:28,835 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 249.0) internal successors, (1743), 7 states have internal predecessors, (1743), 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 16:16:28,836 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 249.0) internal successors, (1743), 7 states have internal predecessors, (1743), 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 16:16:28,836 INFO L185 Difference]: Start difference. First operand has 42 places, 35 transitions, 92 flow. Second operand 6 states and 1184 transitions. [2021-03-25 16:16:28,836 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 40 transitions, 128 flow [2021-03-25 16:16:28,837 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 40 transitions, 124 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-03-25 16:16:28,837 INFO L241 Difference]: Finished difference. Result has 48 places, 35 transitions, 104 flow [2021-03-25 16:16:28,837 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=249, PETRI_DIFFERENCE_MINUEND_FLOW=88, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=104, PETRI_PLACES=48, PETRI_TRANSITIONS=35} [2021-03-25 16:16:28,838 INFO L343 CegarLoopForPetriNet]: 81 programPoint places, -33 predicate places. [2021-03-25 16:16:28,838 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:16:28,838 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 48 places, 35 transitions, 104 flow [2021-03-25 16:16:28,838 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 48 places, 35 transitions, 104 flow [2021-03-25 16:16:28,838 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 47 places, 35 transitions, 104 flow [2021-03-25 16:16:28,841 INFO L129 PetriNetUnfolder]: 0/40 cut-off events. [2021-03-25 16:16:28,841 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-25 16:16:28,841 INFO L84 FinitePrefix]: Finished finitePrefix Result has 65 conditions, 40 events. 0/40 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. 0/40 useless extension candidates. Maximal degree in co-relation 0. Up to 4 conditions per place. [2021-03-25 16:16:28,841 INFO L142 LiptonReduction]: Number of co-enabled transitions 620 [2021-03-25 16:16:29,619 WARN L205 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-25 16:16:29,975 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-25 16:16:30,695 WARN L205 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-25 16:16:31,024 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-25 16:16:31,094 INFO L154 LiptonReduction]: Checked pairs total: 2360 [2021-03-25 16:16:31,094 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 16:16:31,094 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2256 [2021-03-25 16:16:31,096 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 31 transitions, 94 flow [2021-03-25 16:16:31,096 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 196.85714285714286) internal successors, (1378), 7 states have internal predecessors, (1378), 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 16:16:31,096 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:16:31,096 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:16:31,312 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-03-25 16:16:31,312 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:16:31,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:16:31,312 INFO L82 PathProgramCache]: Analyzing trace with hash -1580741076, now seen corresponding path program 1 times [2021-03-25 16:16:31,312 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:16:31,314 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048442052] [2021-03-25 16:16:31,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:16:31,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 16:16:31,327 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 16:16:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 16:16:31,337 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 16:16:31,341 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 16:16:31,341 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 16:16:31,341 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-25 16:16:31,342 WARN L342 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-25 16:16:31,342 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-03-25 16:16:31,349 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,350 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,350 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,350 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,350 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,350 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,351 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,352 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,352 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,352 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,352 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,352 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,353 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,354 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,354 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,354 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,355 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,355 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,355 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,356 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,357 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,357 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,357 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,357 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,357 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,362 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,363 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,363 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,363 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,363 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,363 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,364 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,364 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,364 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,364 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,364 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,364 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,364 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,365 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,365 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,365 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,365 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,365 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,365 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,366 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,366 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,366 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,366 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,366 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:31,368 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-25 16:16:31,368 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-25 16:16:31,368 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 16:16:31,368 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 16:16:31,369 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 16:16:31,369 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 16:16:31,369 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 16:16:31,369 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 16:16:31,369 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 16:16:31,369 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 16:16:31,370 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 156 places, 178 transitions, 386 flow [2021-03-25 16:16:31,393 INFO L129 PetriNetUnfolder]: 62/375 cut-off events. [2021-03-25 16:16:31,393 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-25 16:16:31,396 INFO L84 FinitePrefix]: Finished finitePrefix Result has 403 conditions, 375 events. 62/375 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1301 event pairs, 1 based on Foata normal form. 0/305 useless extension candidates. Maximal degree in co-relation 259. Up to 16 conditions per place. [2021-03-25 16:16:31,396 INFO L82 GeneralOperation]: Start removeDead. Operand has 156 places, 178 transitions, 386 flow [2021-03-25 16:16:31,398 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 156 places, 178 transitions, 386 flow [2021-03-25 16:16:31,398 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:16:31,398 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 156 places, 178 transitions, 386 flow [2021-03-25 16:16:31,398 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 156 places, 178 transitions, 386 flow [2021-03-25 16:16:31,399 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 156 places, 178 transitions, 386 flow [2021-03-25 16:16:31,449 INFO L129 PetriNetUnfolder]: 62/375 cut-off events. [2021-03-25 16:16:31,449 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-25 16:16:31,451 INFO L84 FinitePrefix]: Finished finitePrefix Result has 403 conditions, 375 events. 62/375 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1330 event pairs, 1 based on Foata normal form. 0/305 useless extension candidates. Maximal degree in co-relation 259. Up to 16 conditions per place. [2021-03-25 16:16:31,458 INFO L142 LiptonReduction]: Number of co-enabled transitions 13440 [2021-03-25 16:16:32,898 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-03-25 16:16:33,063 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-03-25 16:16:33,354 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-03-25 16:16:33,576 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-03-25 16:16:33,735 INFO L154 LiptonReduction]: Checked pairs total: 5334 [2021-03-25 16:16:33,735 INFO L156 LiptonReduction]: Total number of compositions: 82 [2021-03-25 16:16:33,736 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2338 [2021-03-25 16:16:33,738 INFO L129 PetriNetUnfolder]: 4/50 cut-off events. [2021-03-25 16:16:33,738 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-25 16:16:33,739 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:16:33,739 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:16:33,739 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:16:33,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:16:33,739 INFO L82 PathProgramCache]: Analyzing trace with hash -1441653671, now seen corresponding path program 1 times [2021-03-25 16:16:33,739 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:16:33,739 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608035323] [2021-03-25 16:16:33,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:16:33,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:33,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:33,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:33,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:33,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:33,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:33,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:33,773 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 16:16:33,773 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608035323] [2021-03-25 16:16:33,773 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 16:16:33,773 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 16:16:33,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083124258] [2021-03-25 16:16:33,773 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 16:16:33,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:16:33,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 16:16:33,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 16:16:33,775 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 200 out of 260 [2021-03-25 16:16:33,776 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 120 transitions, 270 flow. Second operand has 3 states, 3 states have (on average 201.0) internal successors, (603), 3 states have internal predecessors, (603), 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 16:16:33,776 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:16:33,776 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 200 of 260 [2021-03-25 16:16:33,776 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:16:33,808 INFO L129 PetriNetUnfolder]: 13/211 cut-off events. [2021-03-25 16:16:33,808 INFO L130 PetriNetUnfolder]: For 19/28 co-relation queries the response was YES. [2021-03-25 16:16:33,809 INFO L84 FinitePrefix]: Finished finitePrefix Result has 259 conditions, 211 events. 13/211 cut-off events. For 19/28 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 746 event pairs, 1 based on Foata normal form. 114/303 useless extension candidates. Maximal degree in co-relation 172. Up to 16 conditions per place. [2021-03-25 16:16:33,809 INFO L132 encePairwiseOnDemand]: 237/260 looper letters, 9 selfloop transitions, 2 changer transitions 20/104 dead transitions. [2021-03-25 16:16:33,809 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 104 transitions, 260 flow [2021-03-25 16:16:33,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 16:16:33,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 16:16:33,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 638 transitions. [2021-03-25 16:16:33,811 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8179487179487179 [2021-03-25 16:16:33,811 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 638 transitions. [2021-03-25 16:16:33,811 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 638 transitions. [2021-03-25 16:16:33,811 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:16:33,811 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 638 transitions. [2021-03-25 16:16:33,812 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 212.66666666666666) internal successors, (638), 3 states have internal predecessors, (638), 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 16:16:33,813 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 260.0) internal successors, (1040), 4 states have internal predecessors, (1040), 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 16:16:33,813 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 260.0) internal successors, (1040), 4 states have internal predecessors, (1040), 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 16:16:33,814 INFO L185 Difference]: Start difference. First operand has 102 places, 120 transitions, 270 flow. Second operand 3 states and 638 transitions. [2021-03-25 16:16:33,814 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 104 transitions, 260 flow [2021-03-25 16:16:33,816 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 104 transitions, 260 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 16:16:33,817 INFO L241 Difference]: Finished difference. Result has 105 places, 81 transitions, 193 flow [2021-03-25 16:16:33,818 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=260, PETRI_DIFFERENCE_MINUEND_FLOW=230, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=193, PETRI_PLACES=105, PETRI_TRANSITIONS=81} [2021-03-25 16:16:33,818 INFO L343 CegarLoopForPetriNet]: 102 programPoint places, 3 predicate places. [2021-03-25 16:16:33,818 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:16:33,818 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 105 places, 81 transitions, 193 flow [2021-03-25 16:16:33,819 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 105 places, 81 transitions, 193 flow [2021-03-25 16:16:33,819 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 81 transitions, 193 flow [2021-03-25 16:16:33,826 INFO L129 PetriNetUnfolder]: 0/112 cut-off events. [2021-03-25 16:16:33,826 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-03-25 16:16:33,826 INFO L84 FinitePrefix]: Finished finitePrefix Result has 138 conditions, 112 events. 0/112 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 272 event pairs, 0 based on Foata normal form. 0/112 useless extension candidates. Maximal degree in co-relation 0. Up to 7 conditions per place. [2021-03-25 16:16:33,828 INFO L142 LiptonReduction]: Number of co-enabled transitions 3926 [2021-03-25 16:16:34,049 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-25 16:16:34,302 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-25 16:16:35,163 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:16:35,277 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:16:35,400 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:16:35,521 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:16:36,147 INFO L154 LiptonReduction]: Checked pairs total: 6291 [2021-03-25 16:16:36,147 INFO L156 LiptonReduction]: Total number of compositions: 37 [2021-03-25 16:16:36,147 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2329 [2021-03-25 16:16:36,148 INFO L480 AbstractCegarLoop]: Abstraction has has 55 places, 46 transitions, 123 flow [2021-03-25 16:16:36,148 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 201.0) internal successors, (603), 3 states have internal predecessors, (603), 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 16:16:36,148 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:16:36,148 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, 1] [2021-03-25 16:16:36,148 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-25 16:16:36,148 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:16:36,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:16:36,149 INFO L82 PathProgramCache]: Analyzing trace with hash -1889298395, now seen corresponding path program 1 times [2021-03-25 16:16:36,149 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:16:36,149 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320859957] [2021-03-25 16:16:36,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:16:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:36,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,178 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 16:16:36,178 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320859957] [2021-03-25 16:16:36,178 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1827801850] [2021-03-25 16:16:36,179 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 16:16:36,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:36,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-25 16:16:36,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 16:16:36,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:16:36,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:36,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:16:36,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 16:16:36,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:16:36,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:36,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:16:36,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:16:36,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:36,284 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 16:16:36,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:36,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:36,299 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 16:16:36,299 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 16:16:36,299 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-25 16:16:36,299 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703755282] [2021-03-25 16:16:36,299 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 16:16:36,300 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:16:36,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 16:16:36,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-25 16:16:36,301 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 231 out of 297 [2021-03-25 16:16:36,302 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 46 transitions, 123 flow. Second operand has 7 states, 7 states have (on average 232.85714285714286) internal successors, (1630), 7 states have internal predecessors, (1630), 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 16:16:36,302 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:16:36,302 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 231 of 297 [2021-03-25 16:16:36,302 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:16:36,339 INFO L129 PetriNetUnfolder]: 0/62 cut-off events. [2021-03-25 16:16:36,339 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-03-25 16:16:36,340 INFO L84 FinitePrefix]: Finished finitePrefix Result has 108 conditions, 62 events. 0/62 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 102 event pairs, 0 based on Foata normal form. 1/63 useless extension candidates. Maximal degree in co-relation 0. Up to 12 conditions per place. [2021-03-25 16:16:36,340 INFO L132 encePairwiseOnDemand]: 291/297 looper letters, 11 selfloop transitions, 4 changer transitions 1/54 dead transitions. [2021-03-25 16:16:36,340 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 54 transitions, 173 flow [2021-03-25 16:16:36,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 16:16:36,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 16:16:36,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1403 transitions. [2021-03-25 16:16:36,342 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.787317620650954 [2021-03-25 16:16:36,342 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1403 transitions. [2021-03-25 16:16:36,342 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1403 transitions. [2021-03-25 16:16:36,343 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:16:36,343 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1403 transitions. [2021-03-25 16:16:36,345 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 233.83333333333334) internal successors, (1403), 6 states have internal predecessors, (1403), 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 16:16:36,347 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 297.0) internal successors, (2079), 7 states have internal predecessors, (2079), 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 16:16:36,348 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 297.0) internal successors, (2079), 7 states have internal predecessors, (2079), 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 16:16:36,348 INFO L185 Difference]: Start difference. First operand has 55 places, 46 transitions, 123 flow. Second operand 6 states and 1403 transitions. [2021-03-25 16:16:36,348 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 54 transitions, 173 flow [2021-03-25 16:16:36,348 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 16:16:36,349 INFO L241 Difference]: Finished difference. Result has 62 places, 48 transitions, 143 flow [2021-03-25 16:16:36,349 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=297, 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 16:16:36,349 INFO L343 CegarLoopForPetriNet]: 102 programPoint places, -40 predicate places. [2021-03-25 16:16:36,349 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:16:36,349 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 62 places, 48 transitions, 143 flow [2021-03-25 16:16:36,349 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 62 places, 48 transitions, 143 flow [2021-03-25 16:16:36,350 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 61 places, 48 transitions, 143 flow [2021-03-25 16:16:36,353 INFO L129 PetriNetUnfolder]: 0/61 cut-off events. [2021-03-25 16:16:36,353 INFO L130 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2021-03-25 16:16:36,353 INFO L84 FinitePrefix]: Finished finitePrefix Result has 99 conditions, 61 events. 0/61 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 95 event pairs, 0 based on Foata normal form. 0/61 useless extension candidates. Maximal degree in co-relation 0. Up to 6 conditions per place. [2021-03-25 16:16:36,354 INFO L142 LiptonReduction]: Number of co-enabled transitions 1340 [2021-03-25 16:16:37,240 WARN L205 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-25 16:16:37,602 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-25 16:16:38,411 WARN L205 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-25 16:16:38,766 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-25 16:16:38,787 INFO L154 LiptonReduction]: Checked pairs total: 5590 [2021-03-25 16:16:38,788 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 16:16:38,788 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2439 [2021-03-25 16:16:38,788 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 46 transitions, 141 flow [2021-03-25 16:16:38,789 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 232.85714285714286) internal successors, (1630), 7 states have internal predecessors, (1630), 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 16:16:38,789 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:16:38,789 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:16:38,995 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 16:16:38,996 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:16:38,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:16:38,996 INFO L82 PathProgramCache]: Analyzing trace with hash 755552430, now seen corresponding path program 1 times [2021-03-25 16:16:38,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:16:38,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440292185] [2021-03-25 16:16:38,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:16:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:39,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:39,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,031 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 16:16:39,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440292185] [2021-03-25 16:16:39,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 16:16:39,031 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 16:16:39,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132213778] [2021-03-25 16:16:39,031 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 16:16:39,031 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:16:39,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 16:16:39,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 16:16:39,032 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 227 out of 302 [2021-03-25 16:16:39,033 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 46 transitions, 141 flow. Second operand has 3 states, 3 states have (on average 227.66666666666666) internal successors, (683), 3 states have internal predecessors, (683), 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 16:16:39,033 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:16:39,033 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 227 of 302 [2021-03-25 16:16:39,033 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:16:39,101 INFO L129 PetriNetUnfolder]: 484/1076 cut-off events. [2021-03-25 16:16:39,101 INFO L130 PetriNetUnfolder]: For 15/15 co-relation queries the response was YES. [2021-03-25 16:16:39,103 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 7473 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 16:16:39,106 INFO L132 encePairwiseOnDemand]: 297/302 looper letters, 16 selfloop transitions, 4 changer transitions 0/52 dead transitions. [2021-03-25 16:16:39,106 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 52 transitions, 193 flow [2021-03-25 16:16:39,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 16:16:39,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 16:16:39,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 702 transitions. [2021-03-25 16:16:39,108 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7748344370860927 [2021-03-25 16:16:39,108 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 702 transitions. [2021-03-25 16:16:39,108 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 702 transitions. [2021-03-25 16:16:39,108 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:16:39,108 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 702 transitions. [2021-03-25 16:16:39,109 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 16:16:39,110 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 302.0) internal successors, (1208), 4 states have internal predecessors, (1208), 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 16:16:39,111 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 302.0) internal successors, (1208), 4 states have internal predecessors, (1208), 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 16:16:39,111 INFO L185 Difference]: Start difference. First operand has 59 places, 46 transitions, 141 flow. Second operand 3 states and 702 transitions. [2021-03-25 16:16:39,111 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 52 transitions, 193 flow [2021-03-25 16:16:39,111 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 16:16:39,112 INFO L241 Difference]: Finished difference. Result has 59 places, 49 transitions, 153 flow [2021-03-25 16:16:39,112 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=302, 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 16:16:39,112 INFO L343 CegarLoopForPetriNet]: 102 programPoint places, -43 predicate places. [2021-03-25 16:16:39,112 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:16:39,112 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 59 places, 49 transitions, 153 flow [2021-03-25 16:16:39,113 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 59 places, 49 transitions, 153 flow [2021-03-25 16:16:39,113 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 59 places, 49 transitions, 153 flow [2021-03-25 16:16:39,119 INFO L129 PetriNetUnfolder]: 16/140 cut-off events. [2021-03-25 16:16:39,119 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-03-25 16:16:39,119 INFO L84 FinitePrefix]: Finished finitePrefix Result has 208 conditions, 140 events. 16/140 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 525 event pairs, 7 based on Foata normal form. 0/134 useless extension candidates. Maximal degree in co-relation 180. Up to 34 conditions per place. [2021-03-25 16:16:39,121 INFO L142 LiptonReduction]: Number of co-enabled transitions 1384 [2021-03-25 16:16:39,146 INFO L154 LiptonReduction]: Checked pairs total: 4753 [2021-03-25 16:16:39,146 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 16:16:39,146 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 34 [2021-03-25 16:16:39,146 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 46 transitions, 147 flow [2021-03-25 16:16:39,147 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 227.66666666666666) internal successors, (683), 3 states have internal predecessors, (683), 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 16:16:39,147 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:16:39,147 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:16:39,147 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-25 16:16:39,147 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:16:39,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:16:39,147 INFO L82 PathProgramCache]: Analyzing trace with hash -1855559674, now seen corresponding path program 1 times [2021-03-25 16:16:39,147 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:16:39,147 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882431970] [2021-03-25 16:16:39,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:16:39,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:39,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:39,172 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 16:16:39,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882431970] [2021-03-25 16:16:39,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1939360095] [2021-03-25 16:16:39,172 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 16:16:39,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:39,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 16:16:39,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 16:16:39,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:39,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:16:39,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:16:39,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:39,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:16:39,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:16:39,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:39,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:16:39,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:16:39,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:39,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:39,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:16:39,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:16:39,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 16:16:39,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:39,284 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 16:16:39,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:39,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:39,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:39,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:39,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:39,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:39,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:39,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:39,288 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 16:16:39,288 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 16:16:39,288 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-25 16:16:39,288 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517692273] [2021-03-25 16:16:39,288 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 16:16:39,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:16:39,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 16:16:39,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-25 16:16:39,290 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 232 out of 305 [2021-03-25 16:16:39,290 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 46 transitions, 147 flow. Second operand has 6 states, 6 states have (on average 234.0) internal successors, (1404), 6 states have internal predecessors, (1404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 16:16:39,290 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:16:39,291 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 232 of 305 [2021-03-25 16:16:39,291 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:16:39,316 INFO L129 PetriNetUnfolder]: 14/103 cut-off events. [2021-03-25 16:16:39,316 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-03-25 16:16:39,316 INFO L84 FinitePrefix]: Finished finitePrefix Result has 177 conditions, 103 events. 14/103 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 345 event pairs, 6 based on Foata normal form. 1/102 useless extension candidates. Maximal degree in co-relation 143. Up to 29 conditions per place. [2021-03-25 16:16:39,317 INFO L132 encePairwiseOnDemand]: 300/305 looper letters, 9 selfloop transitions, 4 changer transitions 0/52 dead transitions. [2021-03-25 16:16:39,317 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 52 transitions, 185 flow [2021-03-25 16:16:39,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 16:16:39,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 16:16:39,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1174 transitions. [2021-03-25 16:16:39,319 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7698360655737705 [2021-03-25 16:16:39,319 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1174 transitions. [2021-03-25 16:16:39,319 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1174 transitions. [2021-03-25 16:16:39,319 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:16:39,319 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1174 transitions. [2021-03-25 16:16:39,321 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 234.8) internal successors, (1174), 5 states have internal predecessors, (1174), 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 16:16:39,322 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 305.0) internal successors, (1830), 6 states have internal predecessors, (1830), 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 16:16:39,323 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 305.0) internal successors, (1830), 6 states have internal predecessors, (1830), 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 16:16:39,323 INFO L185 Difference]: Start difference. First operand has 56 places, 46 transitions, 147 flow. Second operand 5 states and 1174 transitions. [2021-03-25 16:16:39,323 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 52 transitions, 185 flow [2021-03-25 16:16:39,324 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 16:16:39,324 INFO L241 Difference]: Finished difference. Result has 60 places, 46 transitions, 153 flow [2021-03-25 16:16:39,324 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, 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 16:16:39,324 INFO L343 CegarLoopForPetriNet]: 102 programPoint places, -42 predicate places. [2021-03-25 16:16:39,324 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:16:39,325 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 60 places, 46 transitions, 153 flow [2021-03-25 16:16:39,325 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 60 places, 46 transitions, 153 flow [2021-03-25 16:16:39,325 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 60 places, 46 transitions, 153 flow [2021-03-25 16:16:39,330 INFO L129 PetriNetUnfolder]: 14/115 cut-off events. [2021-03-25 16:16:39,330 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-03-25 16:16:39,331 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 11. Compared 394 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 16:16:39,332 INFO L142 LiptonReduction]: Number of co-enabled transitions 1208 [2021-03-25 16:16:39,336 INFO L154 LiptonReduction]: Checked pairs total: 1484 [2021-03-25 16:16:39,336 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 16:16:39,336 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12 [2021-03-25 16:16:39,337 INFO L480 AbstractCegarLoop]: Abstraction has has 60 places, 46 transitions, 153 flow [2021-03-25 16:16:39,337 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 234.0) internal successors, (1404), 6 states have internal predecessors, (1404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 16:16:39,337 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:16:39,337 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:16:39,551 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 16:16:39,552 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:16:39,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:16:39,552 INFO L82 PathProgramCache]: Analyzing trace with hash 2136833139, now seen corresponding path program 1 times [2021-03-25 16:16:39,552 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:16:39,552 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674235183] [2021-03-25 16:16:39,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:16:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 16:16:39,578 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 16:16:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 16:16:39,589 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 16:16:39,598 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 16:16:39,598 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 16:16:39,598 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-25 16:16:39,598 WARN L342 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-25 16:16:39,599 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-03-25 16:16:39,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,615 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,615 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,615 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,615 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,617 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,617 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,617 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,617 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,619 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,619 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,619 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,619 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,621 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,621 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,621 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,621 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,623 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,623 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,624 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,624 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,624 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,624 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,624 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,624 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,630 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,630 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,631 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,631 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,633 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,633 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:39,635 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-25 16:16:39,636 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-25 16:16:39,636 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 16:16:39,636 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 16:16:39,636 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 16:16:39,636 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 16:16:39,636 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 16:16:39,636 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 16:16:39,636 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 16:16:39,637 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 16:16:39,638 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 181 places, 208 transitions, 460 flow [2021-03-25 16:16:39,675 INFO L129 PetriNetUnfolder]: 96/563 cut-off events. [2021-03-25 16:16:39,675 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-03-25 16:16:39,678 INFO L84 FinitePrefix]: Finished finitePrefix Result has 618 conditions, 563 events. 96/563 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2202 event pairs, 6 based on Foata normal form. 0/462 useless extension candidates. Maximal degree in co-relation 395. Up to 32 conditions per place. [2021-03-25 16:16:39,679 INFO L82 GeneralOperation]: Start removeDead. Operand has 181 places, 208 transitions, 460 flow [2021-03-25 16:16:39,682 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 181 places, 208 transitions, 460 flow [2021-03-25 16:16:39,682 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:16:39,682 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 181 places, 208 transitions, 460 flow [2021-03-25 16:16:39,682 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 181 places, 208 transitions, 460 flow [2021-03-25 16:16:39,683 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 181 places, 208 transitions, 460 flow [2021-03-25 16:16:39,717 INFO L129 PetriNetUnfolder]: 96/563 cut-off events. [2021-03-25 16:16:39,717 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-03-25 16:16:39,721 INFO L84 FinitePrefix]: Finished finitePrefix Result has 618 conditions, 563 events. 96/563 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 2248 event pairs, 6 based on Foata normal form. 0/462 useless extension candidates. Maximal degree in co-relation 395. Up to 32 conditions per place. [2021-03-25 16:16:39,733 INFO L142 LiptonReduction]: Number of co-enabled transitions 21392 [2021-03-25 16:16:41,303 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-03-25 16:16:41,518 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-03-25 16:16:41,912 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-03-25 16:16:42,147 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-03-25 16:16:42,324 INFO L154 LiptonReduction]: Checked pairs total: 8538 [2021-03-25 16:16:42,324 INFO L156 LiptonReduction]: Total number of compositions: 90 [2021-03-25 16:16:42,324 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2642 [2021-03-25 16:16:42,326 INFO L129 PetriNetUnfolder]: 5/51 cut-off events. [2021-03-25 16:16:42,326 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-25 16:16:42,326 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:16:42,327 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:16:42,327 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:16:42,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:16:42,327 INFO L82 PathProgramCache]: Analyzing trace with hash 298276618, now seen corresponding path program 1 times [2021-03-25 16:16:42,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:16:42,327 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360264484] [2021-03-25 16:16:42,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:16:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:42,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:42,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:42,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:42,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:42,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:42,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:42,340 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 16:16:42,340 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360264484] [2021-03-25 16:16:42,340 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 16:16:42,340 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 16:16:42,340 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990701636] [2021-03-25 16:16:42,340 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 16:16:42,340 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:16:42,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 16:16:42,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 16:16:42,341 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 229 out of 298 [2021-03-25 16:16:42,342 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 124 places, 147 transitions, 338 flow. Second operand has 3 states, 3 states have (on average 230.0) internal successors, (690), 3 states have internal predecessors, (690), 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 16:16:42,342 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:16:42,342 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 229 of 298 [2021-03-25 16:16:42,342 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:16:42,374 INFO L129 PetriNetUnfolder]: 28/337 cut-off events. [2021-03-25 16:16:42,374 INFO L130 PetriNetUnfolder]: For 48/61 co-relation queries the response was YES. [2021-03-25 16:16:42,375 INFO L84 FinitePrefix]: Finished finitePrefix Result has 417 conditions, 337 events. 28/337 cut-off events. For 48/61 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1399 event pairs, 6 based on Foata normal form. 205/507 useless extension candidates. Maximal degree in co-relation 274. Up to 32 conditions per place. [2021-03-25 16:16:42,376 INFO L132 encePairwiseOnDemand]: 269/298 looper letters, 9 selfloop transitions, 2 changer transitions 21/123 dead transitions. [2021-03-25 16:16:42,376 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 123 transitions, 312 flow [2021-03-25 16:16:42,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 16:16:42,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 16:16:42,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 731 transitions. [2021-03-25 16:16:42,377 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8176733780760627 [2021-03-25 16:16:42,377 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 731 transitions. [2021-03-25 16:16:42,377 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 731 transitions. [2021-03-25 16:16:42,378 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:16:42,378 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 731 transitions. [2021-03-25 16:16:42,379 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 243.66666666666666) internal successors, (731), 3 states have internal predecessors, (731), 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 16:16:42,380 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 298.0) internal successors, (1192), 4 states have internal predecessors, (1192), 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 16:16:42,380 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 298.0) internal successors, (1192), 4 states have internal predecessors, (1192), 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 16:16:42,380 INFO L185 Difference]: Start difference. First operand has 124 places, 147 transitions, 338 flow. Second operand 3 states and 731 transitions. [2021-03-25 16:16:42,380 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 124 places, 123 transitions, 312 flow [2021-03-25 16:16:42,381 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 123 transitions, 312 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 16:16:42,382 INFO L241 Difference]: Finished difference. Result has 125 places, 99 transitions, 240 flow [2021-03-25 16:16:42,383 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=298, PETRI_DIFFERENCE_MINUEND_FLOW=282, PETRI_DIFFERENCE_MINUEND_PLACES=122, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=240, PETRI_PLACES=125, PETRI_TRANSITIONS=99} [2021-03-25 16:16:42,383 INFO L343 CegarLoopForPetriNet]: 124 programPoint places, 1 predicate places. [2021-03-25 16:16:42,383 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:16:42,383 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 125 places, 99 transitions, 240 flow [2021-03-25 16:16:42,383 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 125 places, 99 transitions, 240 flow [2021-03-25 16:16:42,383 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 110 places, 99 transitions, 240 flow [2021-03-25 16:16:42,391 INFO L129 PetriNetUnfolder]: 0/145 cut-off events. [2021-03-25 16:16:42,391 INFO L130 PetriNetUnfolder]: For 17/17 co-relation queries the response was YES. [2021-03-25 16:16:42,391 INFO L84 FinitePrefix]: Finished finitePrefix Result has 180 conditions, 145 events. 0/145 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 401 event pairs, 0 based on Foata normal form. 0/145 useless extension candidates. Maximal degree in co-relation 0. Up to 9 conditions per place. [2021-03-25 16:16:42,393 INFO L142 LiptonReduction]: Number of co-enabled transitions 6444 [2021-03-25 16:16:43,084 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-25 16:16:43,285 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-25 16:16:43,919 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:16:44,043 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:16:44,166 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:16:44,296 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:16:44,584 INFO L154 LiptonReduction]: Checked pairs total: 10008 [2021-03-25 16:16:44,585 INFO L156 LiptonReduction]: Total number of compositions: 44 [2021-03-25 16:16:44,585 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2202 [2021-03-25 16:16:44,585 INFO L480 AbstractCegarLoop]: Abstraction has has 68 places, 57 transitions, 156 flow [2021-03-25 16:16:44,585 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 230.0) internal successors, (690), 3 states have internal predecessors, (690), 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 16:16:44,585 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:16:44,585 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, 1] [2021-03-25 16:16:44,586 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-25 16:16:44,586 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:16:44,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:16:44,586 INFO L82 PathProgramCache]: Analyzing trace with hash -272548343, now seen corresponding path program 1 times [2021-03-25 16:16:44,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:16:44,586 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763718710] [2021-03-25 16:16:44,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:16:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:44,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,608 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 16:16:44,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763718710] [2021-03-25 16:16:44,609 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [63881296] [2021-03-25 16:16:44,609 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 16:16:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:44,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-25 16:16:44,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 16:16:44,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:16:44,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:44,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:16:44,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 16:16:44,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:16:44,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:44,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:16:44,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:16:44,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:44,730 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 16:16:44,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:44,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:44,742 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 16:16:44,742 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 16:16:44,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-25 16:16:44,742 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008636473] [2021-03-25 16:16:44,742 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 16:16:44,742 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:16:44,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 16:16:44,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-25 16:16:44,744 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 267 out of 342 [2021-03-25 16:16:44,745 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 57 transitions, 156 flow. Second operand has 7 states, 7 states have (on average 268.85714285714283) internal successors, (1882), 7 states have internal predecessors, (1882), 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 16:16:44,745 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:16:44,745 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 267 of 342 [2021-03-25 16:16:44,745 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:16:44,783 INFO L129 PetriNetUnfolder]: 0/82 cut-off events. [2021-03-25 16:16:44,783 INFO L130 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2021-03-25 16:16:44,783 INFO L84 FinitePrefix]: Finished finitePrefix Result has 143 conditions, 82 events. 0/82 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 141 event pairs, 0 based on Foata normal form. 1/83 useless extension candidates. Maximal degree in co-relation 0. Up to 18 conditions per place. [2021-03-25 16:16:44,783 INFO L132 encePairwiseOnDemand]: 336/342 looper letters, 11 selfloop transitions, 4 changer transitions 1/65 dead transitions. [2021-03-25 16:16:44,783 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 65 transitions, 206 flow [2021-03-25 16:16:44,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 16:16:44,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 16:16:44,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1619 transitions. [2021-03-25 16:16:44,786 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7889863547758285 [2021-03-25 16:16:44,786 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1619 transitions. [2021-03-25 16:16:44,786 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1619 transitions. [2021-03-25 16:16:44,786 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:16:44,786 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1619 transitions. [2021-03-25 16:16:44,788 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 269.8333333333333) internal successors, (1619), 6 states have internal predecessors, (1619), 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 16:16:44,790 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 342.0) internal successors, (2394), 7 states have internal predecessors, (2394), 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 16:16:44,791 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 342.0) internal successors, (2394), 7 states have internal predecessors, (2394), 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 16:16:44,791 INFO L185 Difference]: Start difference. First operand has 68 places, 57 transitions, 156 flow. Second operand 6 states and 1619 transitions. [2021-03-25 16:16:44,791 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 65 transitions, 206 flow [2021-03-25 16:16:44,792 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 65 transitions, 192 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-03-25 16:16:44,792 INFO L241 Difference]: Finished difference. Result has 75 places, 59 transitions, 170 flow [2021-03-25 16:16:44,792 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=342, PETRI_DIFFERENCE_MINUEND_FLOW=142, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=170, PETRI_PLACES=75, PETRI_TRANSITIONS=59} [2021-03-25 16:16:44,793 INFO L343 CegarLoopForPetriNet]: 124 programPoint places, -49 predicate places. [2021-03-25 16:16:44,793 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:16:44,793 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 75 places, 59 transitions, 170 flow [2021-03-25 16:16:44,793 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 75 places, 59 transitions, 170 flow [2021-03-25 16:16:44,793 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 74 places, 59 transitions, 170 flow [2021-03-25 16:16:44,814 INFO L129 PetriNetUnfolder]: 0/81 cut-off events. [2021-03-25 16:16:44,814 INFO L130 PetriNetUnfolder]: For 15/15 co-relation queries the response was YES. [2021-03-25 16:16:44,815 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129 conditions, 81 events. 0/81 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 132 event pairs, 0 based on Foata normal form. 0/81 useless extension candidates. Maximal degree in co-relation 0. Up to 8 conditions per place. [2021-03-25 16:16:44,815 INFO L142 LiptonReduction]: Number of co-enabled transitions 2200 [2021-03-25 16:16:45,602 WARN L205 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-25 16:16:45,990 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-25 16:16:46,830 WARN L205 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-25 16:16:47,205 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-25 16:16:47,268 INFO L154 LiptonReduction]: Checked pairs total: 9642 [2021-03-25 16:16:47,268 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 16:16:47,268 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2475 [2021-03-25 16:16:47,268 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 57 transitions, 166 flow [2021-03-25 16:16:47,269 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 268.85714285714283) internal successors, (1882), 7 states have internal predecessors, (1882), 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 16:16:47,269 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:16:47,269 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:16:47,475 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 16:16:47,476 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:16:47,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:16:47,476 INFO L82 PathProgramCache]: Analyzing trace with hash -1636215932, now seen corresponding path program 1 times [2021-03-25 16:16:47,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:16:47,476 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134740552] [2021-03-25 16:16:47,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:16:47,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:47,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:47,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:47,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:47,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:47,506 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 16:16:47,506 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134740552] [2021-03-25 16:16:47,506 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 16:16:47,506 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 16:16:47,507 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382293293] [2021-03-25 16:16:47,508 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 16:16:47,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:16:47,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 16:16:47,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 16:16:47,509 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 254 out of 346 [2021-03-25 16:16:47,509 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 57 transitions, 166 flow. Second operand has 3 states, 3 states have (on average 254.66666666666666) internal successors, (764), 3 states have internal predecessors, (764), 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 16:16:47,509 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:16:47,509 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 254 of 346 [2021-03-25 16:16:47,509 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:16:47,997 INFO L129 PetriNetUnfolder]: 3620/6577 cut-off events. [2021-03-25 16:16:47,998 INFO L130 PetriNetUnfolder]: For 17/17 co-relation queries the response was YES. [2021-03-25 16:16:48,009 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 54440 event pairs, 2965 based on Foata normal form. 14/6349 useless extension candidates. Maximal degree in co-relation 11586. Up to 4960 conditions per place. [2021-03-25 16:16:48,035 INFO L132 encePairwiseOnDemand]: 340/346 looper letters, 21 selfloop transitions, 5 changer transitions 0/65 dead transitions. [2021-03-25 16:16:48,035 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 65 transitions, 234 flow [2021-03-25 16:16:48,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 16:16:48,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 16:16:48,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 789 transitions. [2021-03-25 16:16:48,037 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7601156069364162 [2021-03-25 16:16:48,037 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 789 transitions. [2021-03-25 16:16:48,037 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 789 transitions. [2021-03-25 16:16:48,037 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:16:48,037 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 789 transitions. [2021-03-25 16:16:48,039 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 263.0) internal successors, (789), 3 states have internal predecessors, (789), 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 16:16:48,040 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 346.0) internal successors, (1384), 4 states have internal predecessors, (1384), 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 16:16:48,040 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 346.0) internal successors, (1384), 4 states have internal predecessors, (1384), 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 16:16:48,040 INFO L185 Difference]: Start difference. First operand has 72 places, 57 transitions, 166 flow. Second operand 3 states and 789 transitions. [2021-03-25 16:16:48,040 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 65 transitions, 234 flow [2021-03-25 16:16:48,041 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 16:16:48,042 INFO L241 Difference]: Finished difference. Result has 72 places, 61 transitions, 187 flow [2021-03-25 16:16:48,042 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=346, 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 16:16:48,042 INFO L343 CegarLoopForPetriNet]: 124 programPoint places, -52 predicate places. [2021-03-25 16:16:48,042 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:16:48,042 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 72 places, 61 transitions, 187 flow [2021-03-25 16:16:48,042 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 72 places, 61 transitions, 187 flow [2021-03-25 16:16:48,043 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 72 places, 61 transitions, 187 flow [2021-03-25 16:16:48,060 INFO L129 PetriNetUnfolder]: 56/324 cut-off events. [2021-03-25 16:16:48,060 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-03-25 16:16:48,061 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 1733 event pairs, 29 based on Foata normal form. 0/307 useless extension candidates. Maximal degree in co-relation 435. Up to 97 conditions per place. [2021-03-25 16:16:48,064 INFO L142 LiptonReduction]: Number of co-enabled transitions 2318 [2021-03-25 16:16:48,069 INFO L154 LiptonReduction]: Checked pairs total: 2809 [2021-03-25 16:16:48,070 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 16:16:48,070 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 28 [2021-03-25 16:16:48,071 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 61 transitions, 187 flow [2021-03-25 16:16:48,071 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 254.66666666666666) internal successors, (764), 3 states have internal predecessors, (764), 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 16:16:48,071 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:16:48,071 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:16:48,072 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-25 16:16:48,072 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:16:48,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:16:48,072 INFO L82 PathProgramCache]: Analyzing trace with hash -1238772047, now seen corresponding path program 1 times [2021-03-25 16:16:48,072 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:16:48,072 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750489336] [2021-03-25 16:16:48,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:16:48,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:48,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,115 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 16:16:48,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750489336] [2021-03-25 16:16:48,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [113721398] [2021-03-25 16:16:48,115 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 16:16:48,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:48,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 16:16:48,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 16:16:48,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:48,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:16:48,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:16:48,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:48,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:16:48,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:16:48,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:48,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:16:48,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:16:48,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:48,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:48,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:16:48,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:16:48,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 16:16:48,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,247 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 16:16:48,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,259 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 16:16:48,260 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 16:16:48,260 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-25 16:16:48,260 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314936149] [2021-03-25 16:16:48,262 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 16:16:48,262 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:16:48,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 16:16:48,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-25 16:16:48,267 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 268 out of 346 [2021-03-25 16:16:48,268 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 61 transitions, 187 flow. Second operand has 6 states, 6 states have (on average 270.0) internal successors, (1620), 6 states have internal predecessors, (1620), 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 16:16:48,268 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:16:48,268 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 268 of 346 [2021-03-25 16:16:48,268 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:16:48,319 INFO L129 PetriNetUnfolder]: 54/317 cut-off events. [2021-03-25 16:16:48,319 INFO L130 PetriNetUnfolder]: For 21/21 co-relation queries the response was YES. [2021-03-25 16:16:48,320 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 1668 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 16:16:48,321 INFO L132 encePairwiseOnDemand]: 341/346 looper letters, 13 selfloop transitions, 4 changer transitions 0/70 dead transitions. [2021-03-25 16:16:48,321 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 70 transitions, 245 flow [2021-03-25 16:16:48,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 16:16:48,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 16:16:48,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1358 transitions. [2021-03-25 16:16:48,324 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.784971098265896 [2021-03-25 16:16:48,324 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1358 transitions. [2021-03-25 16:16:48,324 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1358 transitions. [2021-03-25 16:16:48,325 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:16:48,325 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1358 transitions. [2021-03-25 16:16:48,326 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 271.6) internal successors, (1358), 5 states have internal predecessors, (1358), 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 16:16:48,328 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 346.0) internal successors, (2076), 6 states have internal predecessors, (2076), 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 16:16:48,330 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 346.0) internal successors, (2076), 6 states have internal predecessors, (2076), 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 16:16:48,330 INFO L185 Difference]: Start difference. First operand has 72 places, 61 transitions, 187 flow. Second operand 5 states and 1358 transitions. [2021-03-25 16:16:48,330 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 70 transitions, 245 flow [2021-03-25 16:16:48,330 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 16:16:48,331 INFO L241 Difference]: Finished difference. Result has 76 places, 62 transitions, 200 flow [2021-03-25 16:16:48,332 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=346, 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 16:16:48,332 INFO L343 CegarLoopForPetriNet]: 124 programPoint places, -48 predicate places. [2021-03-25 16:16:48,332 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:16:48,332 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 76 places, 62 transitions, 200 flow [2021-03-25 16:16:48,332 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 76 places, 62 transitions, 200 flow [2021-03-25 16:16:48,332 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 76 places, 62 transitions, 200 flow [2021-03-25 16:16:48,348 INFO L129 PetriNetUnfolder]: 54/317 cut-off events. [2021-03-25 16:16:48,348 INFO L130 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2021-03-25 16:16:48,349 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 1680 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 16:16:48,352 INFO L142 LiptonReduction]: Number of co-enabled transitions 2384 [2021-03-25 16:16:48,475 INFO L154 LiptonReduction]: Checked pairs total: 8643 [2021-03-25 16:16:48,475 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 16:16:48,475 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 143 [2021-03-25 16:16:48,475 INFO L480 AbstractCegarLoop]: Abstraction has has 76 places, 62 transitions, 202 flow [2021-03-25 16:16:48,476 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 270.0) internal successors, (1620), 6 states have internal predecessors, (1620), 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 16:16:48,476 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:16:48,476 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 16:16:48,694 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-03-25 16:16:48,695 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:16:48,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:16:48,695 INFO L82 PathProgramCache]: Analyzing trace with hash 1525913708, now seen corresponding path program 1 times [2021-03-25 16:16:48,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:16:48,695 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834738346] [2021-03-25 16:16:48,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:16:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:48,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,762 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 16:16:48,762 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834738346] [2021-03-25 16:16:48,762 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1078420021] [2021-03-25 16:16:48,762 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 16:16:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:48,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-25 16:16:48,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 16:16:48,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:48,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:16:48,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:16:48,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:48,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:16:48,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:16:48,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:48,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:16:48,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:16:48,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:48,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:48,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:16:48,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:16:48,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 16:16:48,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:16:48,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:48,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:16:48,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 16:16:48,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:16:48,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:48,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:16:48,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:16:48,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:48,938 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 16:16:48,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:48,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:48,947 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 16:16:48,947 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 16:16:48,947 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-25 16:16:48,947 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328873966] [2021-03-25 16:16:48,948 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 16:16:48,948 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:16:48,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 16:16:48,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-03-25 16:16:48,950 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 267 out of 349 [2021-03-25 16:16:48,961 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 62 transitions, 202 flow. Second operand has 8 states, 8 states have (on average 269.25) internal successors, (2154), 8 states have internal predecessors, (2154), 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 16:16:48,961 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:16:48,961 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 267 of 349 [2021-03-25 16:16:48,961 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:16:49,031 INFO L129 PetriNetUnfolder]: 45/274 cut-off events. [2021-03-25 16:16:49,031 INFO L130 PetriNetUnfolder]: For 32/32 co-relation queries the response was YES. [2021-03-25 16:16:49,032 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 1360 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 16:16:49,033 INFO L132 encePairwiseOnDemand]: 341/349 looper letters, 12 selfloop transitions, 9 changer transitions 0/73 dead transitions. [2021-03-25 16:16:49,033 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 73 transitions, 270 flow [2021-03-25 16:16:49,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 16:16:49,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 16:16:49,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2425 transitions. [2021-03-25 16:16:49,037 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7720471187519898 [2021-03-25 16:16:49,037 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2425 transitions. [2021-03-25 16:16:49,037 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2425 transitions. [2021-03-25 16:16:49,038 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:16:49,038 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2425 transitions. [2021-03-25 16:16:49,042 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 269.44444444444446) internal successors, (2425), 9 states have internal predecessors, (2425), 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 16:16:49,045 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 349.0) internal successors, (3490), 10 states have internal predecessors, (3490), 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 16:16:49,045 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 349.0) internal successors, (3490), 10 states have internal predecessors, (3490), 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 16:16:49,045 INFO L185 Difference]: Start difference. First operand has 76 places, 62 transitions, 202 flow. Second operand 9 states and 2425 transitions. [2021-03-25 16:16:49,045 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 73 transitions, 270 flow [2021-03-25 16:16:49,046 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 16:16:49,047 INFO L241 Difference]: Finished difference. Result has 82 places, 65 transitions, 228 flow [2021-03-25 16:16:49,047 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=349, 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 16:16:49,047 INFO L343 CegarLoopForPetriNet]: 124 programPoint places, -42 predicate places. [2021-03-25 16:16:49,047 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:16:49,048 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 82 places, 65 transitions, 228 flow [2021-03-25 16:16:49,048 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 82 places, 65 transitions, 228 flow [2021-03-25 16:16:49,057 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 82 places, 65 transitions, 228 flow [2021-03-25 16:16:49,071 INFO L129 PetriNetUnfolder]: 45/274 cut-off events. [2021-03-25 16:16:49,071 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-25 16:16:49,072 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 1342 event pairs, 23 based on Foata normal form. 0/262 useless extension candidates. Maximal degree in co-relation 370. Up to 76 conditions per place. [2021-03-25 16:16:49,074 INFO L142 LiptonReduction]: Number of co-enabled transitions 2516 [2021-03-25 16:16:49,138 INFO L154 LiptonReduction]: Checked pairs total: 9003 [2021-03-25 16:16:49,138 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-25 16:16:49,138 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 91 [2021-03-25 16:16:49,139 INFO L480 AbstractCegarLoop]: Abstraction has has 80 places, 63 transitions, 227 flow [2021-03-25 16:16:49,139 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 269.25) internal successors, (2154), 8 states have internal predecessors, (2154), 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 16:16:49,140 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:16:49,140 INFO L263 CegarLoopForPetriNet]: trace histogram [5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:16:49,361 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 16:16:49,361 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:16:49,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:16:49,361 INFO L82 PathProgramCache]: Analyzing trace with hash -566575231, now seen corresponding path program 1 times [2021-03-25 16:16:49,361 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:16:49,361 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057729006] [2021-03-25 16:16:49,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:16:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 16:16:49,380 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 16:16:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 16:16:49,391 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 16:16:49,403 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 16:16:49,403 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 16:16:49,403 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-03-25 16:16:49,403 WARN L342 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-25 16:16:49,403 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2021-03-25 16:16:49,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,415 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,415 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,415 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,415 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,422 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,424 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,426 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,426 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,427 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,427 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,428 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,428 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,428 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,428 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,428 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,428 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,428 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,428 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,428 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,430 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,430 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,431 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,431 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,432 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,432 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:16:49,435 INFO L149 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2021-03-25 16:16:49,436 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-25 16:16:49,436 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 16:16:49,436 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 16:16:49,436 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 16:16:49,436 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 16:16:49,436 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 16:16:49,437 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 16:16:49,437 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 16:16:49,437 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 16:16:49,438 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 206 places, 238 transitions, 536 flow [2021-03-25 16:16:49,501 INFO L129 PetriNetUnfolder]: 158/883 cut-off events. [2021-03-25 16:16:49,501 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-03-25 16:16:49,510 INFO L84 FinitePrefix]: Finished finitePrefix Result has 994 conditions, 883 events. 158/883 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 4115 event pairs, 23 based on Foata normal form. 0/735 useless extension candidates. Maximal degree in co-relation 608. Up to 80 conditions per place. [2021-03-25 16:16:49,510 INFO L82 GeneralOperation]: Start removeDead. Operand has 206 places, 238 transitions, 536 flow [2021-03-25 16:16:49,516 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 206 places, 238 transitions, 536 flow [2021-03-25 16:16:49,516 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:16:49,516 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 206 places, 238 transitions, 536 flow [2021-03-25 16:16:49,516 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 206 places, 238 transitions, 536 flow [2021-03-25 16:16:49,517 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 206 places, 238 transitions, 536 flow [2021-03-25 16:16:49,609 INFO L129 PetriNetUnfolder]: 158/883 cut-off events. [2021-03-25 16:16:49,609 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-03-25 16:16:49,616 INFO L84 FinitePrefix]: Finished finitePrefix Result has 994 conditions, 883 events. 158/883 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 4144 event pairs, 23 based on Foata normal form. 0/735 useless extension candidates. Maximal degree in co-relation 608. Up to 80 conditions per place. [2021-03-25 16:16:49,641 INFO L142 LiptonReduction]: Number of co-enabled transitions 31080 [2021-03-25 16:16:52,206 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2021-03-25 16:16:52,313 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-25 16:16:52,560 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2021-03-25 16:16:52,670 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-25 16:16:52,733 INFO L154 LiptonReduction]: Checked pairs total: 12325 [2021-03-25 16:16:52,733 INFO L156 LiptonReduction]: Total number of compositions: 99 [2021-03-25 16:16:52,747 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3231 [2021-03-25 16:16:52,756 INFO L129 PetriNetUnfolder]: 5/51 cut-off events. [2021-03-25 16:16:52,757 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-25 16:16:52,757 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:16:52,757 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:16:52,757 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:16:52,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:16:52,757 INFO L82 PathProgramCache]: Analyzing trace with hash -1884193188, now seen corresponding path program 1 times [2021-03-25 16:16:52,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:16:52,757 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999925600] [2021-03-25 16:16:52,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:16:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:52,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:52,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:52,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:52,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:52,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:52,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:52,795 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 16:16:52,795 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999925600] [2021-03-25 16:16:52,795 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 16:16:52,795 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 16:16:52,795 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279827956] [2021-03-25 16:16:52,795 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 16:16:52,795 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:16:52,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 16:16:52,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 16:16:52,796 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 337 [2021-03-25 16:16:52,797 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 173 transitions, 406 flow. Second operand has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 16:16:52,797 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:16:52,797 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 337 [2021-03-25 16:16:52,797 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:16:52,875 INFO L129 PetriNetUnfolder]: 63/555 cut-off events. [2021-03-25 16:16:52,876 INFO L130 PetriNetUnfolder]: For 110/127 co-relation queries the response was YES. [2021-03-25 16:16:52,878 INFO L84 FinitePrefix]: Finished finitePrefix Result has 696 conditions, 555 events. 63/555 cut-off events. For 110/127 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 2703 event pairs, 23 based on Foata normal form. 326/825 useless extension candidates. Maximal degree in co-relation 433. Up to 80 conditions per place. [2021-03-25 16:16:52,878 INFO L132 encePairwiseOnDemand]: 302/337 looper letters, 9 selfloop transitions, 2 changer transitions 22/142 dead transitions. [2021-03-25 16:16:52,878 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 142 transitions, 366 flow [2021-03-25 16:16:52,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 16:16:52,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 16:16:52,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 824 transitions. [2021-03-25 16:16:52,891 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8150346191889218 [2021-03-25 16:16:52,891 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 824 transitions. [2021-03-25 16:16:52,891 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 824 transitions. [2021-03-25 16:16:52,891 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:16:52,891 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 824 transitions. [2021-03-25 16:16:52,892 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 274.6666666666667) internal successors, (824), 3 states have internal predecessors, (824), 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 16:16:52,893 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 337.0) internal successors, (1348), 4 states have internal predecessors, (1348), 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 16:16:52,893 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 337.0) internal successors, (1348), 4 states have internal predecessors, (1348), 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 16:16:52,893 INFO L185 Difference]: Start difference. First operand has 145 places, 173 transitions, 406 flow. Second operand 3 states and 824 transitions. [2021-03-25 16:16:52,893 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 142 transitions, 366 flow [2021-03-25 16:16:52,894 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 142 transitions, 366 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 16:16:52,895 INFO L241 Difference]: Finished difference. Result has 145 places, 117 transitions, 289 flow [2021-03-25 16:16:52,896 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=337, PETRI_DIFFERENCE_MINUEND_FLOW=336, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=138, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=136, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=289, PETRI_PLACES=145, PETRI_TRANSITIONS=117} [2021-03-25 16:16:52,896 INFO L343 CegarLoopForPetriNet]: 145 programPoint places, 0 predicate places. [2021-03-25 16:16:52,896 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:16:52,896 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 145 places, 117 transitions, 289 flow [2021-03-25 16:16:52,896 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 145 places, 117 transitions, 289 flow [2021-03-25 16:16:52,896 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 130 places, 117 transitions, 289 flow [2021-03-25 16:16:52,921 INFO L129 PetriNetUnfolder]: 0/178 cut-off events. [2021-03-25 16:16:52,921 INFO L130 PetriNetUnfolder]: For 31/31 co-relation queries the response was YES. [2021-03-25 16:16:52,921 INFO L84 FinitePrefix]: Finished finitePrefix Result has 223 conditions, 178 events. 0/178 cut-off events. For 31/31 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 518 event pairs, 0 based on Foata normal form. 0/178 useless extension candidates. Maximal degree in co-relation 0. Up to 11 conditions per place. [2021-03-25 16:16:52,938 INFO L142 LiptonReduction]: Number of co-enabled transitions 9756 [2021-03-25 16:16:53,917 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:16:54,051 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:16:54,197 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:16:54,336 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:16:55,204 INFO L154 LiptonReduction]: Checked pairs total: 15412 [2021-03-25 16:16:55,204 INFO L156 LiptonReduction]: Total number of compositions: 51 [2021-03-25 16:16:55,205 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2309 [2021-03-25 16:16:55,205 INFO L480 AbstractCegarLoop]: Abstraction has has 81 places, 68 transitions, 191 flow [2021-03-25 16:16:55,205 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 16:16:55,205 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:16:55,205 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 16:16:55,205 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-03-25 16:16:55,205 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:16:55,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:16:55,206 INFO L82 PathProgramCache]: Analyzing trace with hash -58737170, now seen corresponding path program 1 times [2021-03-25 16:16:55,206 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:16:55,206 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864101404] [2021-03-25 16:16:55,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:16:55,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:55,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,229 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 16:16:55,229 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864101404] [2021-03-25 16:16:55,230 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [259183507] [2021-03-25 16:16:55,230 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 16:16:55,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:55,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-25 16:16:55,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 16:16:55,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:16:55,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:55,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:16:55,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 16:16:55,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:16:55,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:16:55,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:16:55,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:16:55,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:55,352 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 16:16:55,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:55,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:55,364 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 16:16:55,364 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 16:16:55,364 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-25 16:16:55,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762437806] [2021-03-25 16:16:55,364 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 16:16:55,364 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:16:55,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 16:16:55,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-25 16:16:55,366 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 302 out of 388 [2021-03-25 16:16:55,367 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 81 places, 68 transitions, 191 flow. Second operand has 7 states, 7 states have (on average 303.85714285714283) internal successors, (2127), 7 states have internal predecessors, (2127), 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 16:16:55,367 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:16:55,367 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 302 of 388 [2021-03-25 16:16:55,367 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:16:55,406 INFO L129 PetriNetUnfolder]: 0/102 cut-off events. [2021-03-25 16:16:55,406 INFO L130 PetriNetUnfolder]: For 34/34 co-relation queries the response was YES. [2021-03-25 16:16:55,406 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 178 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 16:16:55,406 INFO L132 encePairwiseOnDemand]: 382/388 looper letters, 11 selfloop transitions, 4 changer transitions 1/76 dead transitions. [2021-03-25 16:16:55,406 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 76 transitions, 241 flow [2021-03-25 16:16:55,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 16:16:55,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 16:16:55,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1829 transitions. [2021-03-25 16:16:55,409 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7856529209621993 [2021-03-25 16:16:55,409 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1829 transitions. [2021-03-25 16:16:55,410 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1829 transitions. [2021-03-25 16:16:55,410 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:16:55,410 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1829 transitions. [2021-03-25 16:16:55,412 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 304.8333333333333) internal successors, (1829), 6 states have internal predecessors, (1829), 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 16:16:55,415 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 388.0) internal successors, (2716), 7 states have internal predecessors, (2716), 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 16:16:55,415 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 388.0) internal successors, (2716), 7 states have internal predecessors, (2716), 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 16:16:55,415 INFO L185 Difference]: Start difference. First operand has 81 places, 68 transitions, 191 flow. Second operand 6 states and 1829 transitions. [2021-03-25 16:16:55,415 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 76 transitions, 241 flow [2021-03-25 16:16:55,416 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 16:16:55,416 INFO L241 Difference]: Finished difference. Result has 88 places, 70 transitions, 197 flow [2021-03-25 16:16:55,417 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=388, 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 16:16:55,417 INFO L343 CegarLoopForPetriNet]: 145 programPoint places, -57 predicate places. [2021-03-25 16:16:55,417 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:16:55,417 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 88 places, 70 transitions, 197 flow [2021-03-25 16:16:55,417 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 88 places, 70 transitions, 197 flow [2021-03-25 16:16:55,417 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 87 places, 70 transitions, 197 flow [2021-03-25 16:16:55,423 INFO L129 PetriNetUnfolder]: 0/101 cut-off events. [2021-03-25 16:16:55,423 INFO L130 PetriNetUnfolder]: For 18/18 co-relation queries the response was YES. [2021-03-25 16:16:55,423 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 172 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 16:16:55,424 INFO L142 LiptonReduction]: Number of co-enabled transitions 3280 [2021-03-25 16:16:56,247 WARN L205 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-25 16:16:56,632 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-25 16:16:57,487 WARN L205 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-25 16:16:57,879 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-25 16:16:57,929 INFO L154 LiptonReduction]: Checked pairs total: 14858 [2021-03-25 16:16:57,929 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 16:16:57,929 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2512 [2021-03-25 16:16:57,930 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 68 transitions, 193 flow [2021-03-25 16:16:57,930 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 303.85714285714283) internal successors, (2127), 7 states have internal predecessors, (2127), 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 16:16:57,930 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:16:57,930 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:16:58,140 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-25 16:16:58,140 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:16:58,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:16:58,140 INFO L82 PathProgramCache]: Analyzing trace with hash 692970827, now seen corresponding path program 1 times [2021-03-25 16:16:58,140 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:16:58,140 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766300500] [2021-03-25 16:16:58,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:16:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:16:58,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:58,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:16:58,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:16:58,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:16:58,170 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 16:16:58,170 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766300500] [2021-03-25 16:16:58,170 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 16:16:58,170 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 16:16:58,170 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487073058] [2021-03-25 16:16:58,170 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 16:16:58,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:16:58,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 16:16:58,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 16:16:58,172 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 284 out of 392 [2021-03-25 16:16:58,172 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 68 transitions, 193 flow. Second operand has 3 states, 3 states have (on average 284.6666666666667) internal successors, (854), 3 states have internal predecessors, (854), 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 16:16:58,172 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:16:58,172 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 284 of 392 [2021-03-25 16:16:58,172 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:17:01,657 INFO L129 PetriNetUnfolder]: 23960/38581 cut-off events. [2021-03-25 16:17:01,657 INFO L130 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2021-03-25 16:17:01,869 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 345421 event pairs, 20427 based on Foata normal form. 30/37450 useless extension candidates. Maximal degree in co-relation 69532. Up to 30845 conditions per place. [2021-03-25 16:17:02,240 INFO L132 encePairwiseOnDemand]: 385/392 looper letters, 26 selfloop transitions, 6 changer transitions 0/78 dead transitions. [2021-03-25 16:17:02,240 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 78 transitions, 277 flow [2021-03-25 16:17:02,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 16:17:02,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 16:17:02,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 885 transitions. [2021-03-25 16:17:02,243 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7525510204081632 [2021-03-25 16:17:02,243 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 885 transitions. [2021-03-25 16:17:02,243 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 885 transitions. [2021-03-25 16:17:02,243 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:17:02,244 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 885 transitions. [2021-03-25 16:17:02,245 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 295.0) internal successors, (885), 3 states have internal predecessors, (885), 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 16:17:02,246 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 392.0) internal successors, (1568), 4 states have internal predecessors, (1568), 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 16:17:02,246 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 392.0) internal successors, (1568), 4 states have internal predecessors, (1568), 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 16:17:02,246 INFO L185 Difference]: Start difference. First operand has 85 places, 68 transitions, 193 flow. Second operand 3 states and 885 transitions. [2021-03-25 16:17:02,246 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 78 transitions, 277 flow [2021-03-25 16:17:02,247 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 16:17:02,247 INFO L241 Difference]: Finished difference. Result has 85 places, 73 transitions, 221 flow [2021-03-25 16:17:02,248 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=392, 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 16:17:02,248 INFO L343 CegarLoopForPetriNet]: 145 programPoint places, -60 predicate places. [2021-03-25 16:17:02,248 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:17:02,248 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 85 places, 73 transitions, 221 flow [2021-03-25 16:17:02,248 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 85 places, 73 transitions, 221 flow [2021-03-25 16:17:02,248 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 85 places, 73 transitions, 221 flow [2021-03-25 16:17:02,340 INFO L129 PetriNetUnfolder]: 163/748 cut-off events. [2021-03-25 16:17:02,340 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2021-03-25 16:17:02,343 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 5123 event pairs, 95 based on Foata normal form. 0/707 useless extension candidates. Maximal degree in co-relation 1021. Up to 251 conditions per place. [2021-03-25 16:17:02,369 INFO L142 LiptonReduction]: Number of co-enabled transitions 3462 [2021-03-25 16:17:02,425 INFO L154 LiptonReduction]: Checked pairs total: 4327 [2021-03-25 16:17:02,426 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 16:17:02,426 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 178 [2021-03-25 16:17:02,427 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 73 transitions, 221 flow [2021-03-25 16:17:02,427 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 284.6666666666667) internal successors, (854), 3 states have internal predecessors, (854), 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 16:17:02,427 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:17:02,427 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:17:02,427 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-03-25 16:17:02,428 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:17:02,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:17:02,428 INFO L82 PathProgramCache]: Analyzing trace with hash -1986038348, now seen corresponding path program 1 times [2021-03-25 16:17:02,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:17:02,428 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476063795] [2021-03-25 16:17:02,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:17:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:17:02,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,458 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 16:17:02,458 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476063795] [2021-03-25 16:17:02,458 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [798037173] [2021-03-25 16:17:02,459 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 16:17:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:17:02,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 16:17:02,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 16:17:02,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:02,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:17:02,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:17:02,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:02,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:17:02,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:17:02,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:02,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:02,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:17:02,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:02,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:02,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:02,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:17:02,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 16:17:02,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:02,568 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 16:17:02,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:02,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:02,577 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 16:17:02,577 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 16:17:02,578 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-25 16:17:02,578 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848434561] [2021-03-25 16:17:02,578 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 16:17:02,578 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:17:02,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 16:17:02,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-25 16:17:02,579 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 303 out of 392 [2021-03-25 16:17:02,580 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 73 transitions, 221 flow. Second operand has 6 states, 6 states have (on average 305.0) internal successors, (1830), 6 states have internal predecessors, (1830), 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 16:17:02,580 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:17:02,580 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 303 of 392 [2021-03-25 16:17:02,580 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:17:02,687 INFO L129 PetriNetUnfolder]: 161/735 cut-off events. [2021-03-25 16:17:02,687 INFO L130 PetriNetUnfolder]: For 26/26 co-relation queries the response was YES. [2021-03-25 16:17:02,690 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 4981 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 16:17:02,692 INFO L132 encePairwiseOnDemand]: 387/392 looper letters, 13 selfloop transitions, 4 changer transitions 0/82 dead transitions. [2021-03-25 16:17:02,692 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 82 transitions, 279 flow [2021-03-25 16:17:02,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 16:17:02,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 16:17:02,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1533 transitions. [2021-03-25 16:17:02,697 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7821428571428571 [2021-03-25 16:17:02,697 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1533 transitions. [2021-03-25 16:17:02,697 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1533 transitions. [2021-03-25 16:17:02,697 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:17:02,697 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1533 transitions. [2021-03-25 16:17:02,699 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 306.6) internal successors, (1533), 5 states have internal predecessors, (1533), 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 16:17:02,701 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 392.0) internal successors, (2352), 6 states have internal predecessors, (2352), 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 16:17:02,701 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 392.0) internal successors, (2352), 6 states have internal predecessors, (2352), 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 16:17:02,701 INFO L185 Difference]: Start difference. First operand has 85 places, 73 transitions, 221 flow. Second operand 5 states and 1533 transitions. [2021-03-25 16:17:02,701 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 82 transitions, 279 flow [2021-03-25 16:17:02,702 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 16:17:02,703 INFO L241 Difference]: Finished difference. Result has 89 places, 74 transitions, 233 flow [2021-03-25 16:17:02,703 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=392, 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 16:17:02,703 INFO L343 CegarLoopForPetriNet]: 145 programPoint places, -56 predicate places. [2021-03-25 16:17:02,703 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:17:02,704 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 74 transitions, 233 flow [2021-03-25 16:17:02,704 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 74 transitions, 233 flow [2021-03-25 16:17:02,704 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 74 transitions, 233 flow [2021-03-25 16:17:02,739 INFO L129 PetriNetUnfolder]: 161/735 cut-off events. [2021-03-25 16:17:02,739 INFO L130 PetriNetUnfolder]: For 25/25 co-relation queries the response was YES. [2021-03-25 16:17:02,742 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 5039 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 16:17:02,751 INFO L142 LiptonReduction]: Number of co-enabled transitions 3528 [2021-03-25 16:17:02,955 INFO L154 LiptonReduction]: Checked pairs total: 13121 [2021-03-25 16:17:02,956 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 16:17:02,956 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 253 [2021-03-25 16:17:02,957 INFO L480 AbstractCegarLoop]: Abstraction has has 89 places, 74 transitions, 235 flow [2021-03-25 16:17:02,957 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 305.0) internal successors, (1830), 6 states have internal predecessors, (1830), 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 16:17:02,957 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:17:02,957 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 16:17:03,172 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 16:17:03,172 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:17:03,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:17:03,172 INFO L82 PathProgramCache]: Analyzing trace with hash 75789004, now seen corresponding path program 1 times [2021-03-25 16:17:03,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:17:03,173 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513321381] [2021-03-25 16:17:03,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:17:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:17:03,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,213 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 16:17:03,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513321381] [2021-03-25 16:17:03,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1112504872] [2021-03-25 16:17:03,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 16:17:03,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:17:03,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-25 16:17:03,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 16:17:03,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:03,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:17:03,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:17:03,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:03,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:17:03,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:17:03,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:03,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:03,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:17:03,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:03,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:03,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:03,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:17:03,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 16:17:03,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:03,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:03,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:03,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 16:17:03,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:17:03,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:03,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:17:03,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:17:03,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,337 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 16:17:03,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,346 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 16:17:03,346 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 16:17:03,346 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-25 16:17:03,346 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402028143] [2021-03-25 16:17:03,346 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 16:17:03,346 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:17:03,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 16:17:03,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-03-25 16:17:03,348 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 302 out of 394 [2021-03-25 16:17:03,349 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 74 transitions, 235 flow. Second operand has 8 states, 8 states have (on average 304.25) internal successors, (2434), 8 states have internal predecessors, (2434), 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 16:17:03,349 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:17:03,349 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 302 of 394 [2021-03-25 16:17:03,349 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:17:03,439 INFO L129 PetriNetUnfolder]: 152/693 cut-off events. [2021-03-25 16:17:03,440 INFO L130 PetriNetUnfolder]: For 41/41 co-relation queries the response was YES. [2021-03-25 16:17:03,442 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 4664 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 16:17:03,445 INFO L132 encePairwiseOnDemand]: 386/394 looper letters, 15 selfloop transitions, 9 changer transitions 0/88 dead transitions. [2021-03-25 16:17:03,445 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 88 transitions, 321 flow [2021-03-25 16:17:03,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 16:17:03,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 16:17:03,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2743 transitions. [2021-03-25 16:17:03,450 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7735476593344613 [2021-03-25 16:17:03,450 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2743 transitions. [2021-03-25 16:17:03,450 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2743 transitions. [2021-03-25 16:17:03,451 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:17:03,451 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2743 transitions. [2021-03-25 16:17:03,454 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 304.77777777777777) internal successors, (2743), 9 states have internal predecessors, (2743), 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 16:17:03,457 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 394.0) internal successors, (3940), 10 states have internal predecessors, (3940), 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 16:17:03,458 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 394.0) internal successors, (3940), 10 states have internal predecessors, (3940), 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 16:17:03,458 INFO L185 Difference]: Start difference. First operand has 89 places, 74 transitions, 235 flow. Second operand 9 states and 2743 transitions. [2021-03-25 16:17:03,458 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 88 transitions, 321 flow [2021-03-25 16:17:03,459 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 16:17:03,460 INFO L241 Difference]: Finished difference. Result has 97 places, 79 transitions, 281 flow [2021-03-25 16:17:03,461 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=394, 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 16:17:03,461 INFO L343 CegarLoopForPetriNet]: 145 programPoint places, -48 predicate places. [2021-03-25 16:17:03,461 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:17:03,461 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 97 places, 79 transitions, 281 flow [2021-03-25 16:17:03,461 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 97 places, 79 transitions, 281 flow [2021-03-25 16:17:03,461 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 97 places, 79 transitions, 281 flow [2021-03-25 16:17:03,496 INFO L129 PetriNetUnfolder]: 152/693 cut-off events. [2021-03-25 16:17:03,496 INFO L130 PetriNetUnfolder]: For 45/45 co-relation queries the response was YES. [2021-03-25 16:17:03,499 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 4650 event pairs, 89 based on Foata normal form. 0/655 useless extension candidates. Maximal degree in co-relation 963. Up to 230 conditions per place. [2021-03-25 16:17:03,508 INFO L142 LiptonReduction]: Number of co-enabled transitions 3836 [2021-03-25 16:17:03,643 INFO L154 LiptonReduction]: Checked pairs total: 9224 [2021-03-25 16:17:03,643 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 16:17:03,643 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 182 [2021-03-25 16:17:03,643 INFO L480 AbstractCegarLoop]: Abstraction has has 96 places, 78 transitions, 278 flow [2021-03-25 16:17:03,644 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 304.25) internal successors, (2434), 8 states have internal predecessors, (2434), 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 16:17:03,644 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:17:03,644 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 16:17:03,863 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 16:17:03,863 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:17:03,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:17:03,864 INFO L82 PathProgramCache]: Analyzing trace with hash 865413366, now seen corresponding path program 1 times [2021-03-25 16:17:03,864 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:17:03,864 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995125908] [2021-03-25 16:17:03,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:17:03,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:17:03,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:03,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:03,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:03,916 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 16:17:03,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995125908] [2021-03-25 16:17:03,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [723476337] [2021-03-25 16:17:03,916 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 16:17:03,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:17:03,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 16:17:03,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 16:17:04,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:04,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:17:04,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:17:04,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:04,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:17:04,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:17:04,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:04,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:04,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:17:04,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:04,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:04,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:04,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:17:04,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 16:17:04,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:04,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:04,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:17:04,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:04,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:04,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:04,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:17:04,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 16:17:04,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:04,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:04,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:04,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 16:17:04,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:17:04,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:04,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:17:04,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:17:04,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:04,076 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 16:17:04,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:04,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:04,085 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 16:17:04,085 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 16:17:04,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-03-25 16:17:04,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19590046] [2021-03-25 16:17:04,085 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 16:17:04,085 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:17:04,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 16:17:04,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-03-25 16:17:04,087 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 302 out of 398 [2021-03-25 16:17:04,088 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 78 transitions, 278 flow. Second operand has 9 states, 9 states have (on average 304.44444444444446) internal successors, (2740), 9 states have internal predecessors, (2740), 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 16:17:04,088 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:17:04,088 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 302 of 398 [2021-03-25 16:17:04,088 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:17:04,181 INFO L129 PetriNetUnfolder]: 124/580 cut-off events. [2021-03-25 16:17:04,181 INFO L130 PetriNetUnfolder]: For 75/75 co-relation queries the response was YES. [2021-03-25 16:17:04,183 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 3676 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 16:17:04,185 INFO L132 encePairwiseOnDemand]: 388/398 looper letters, 15 selfloop transitions, 10 changer transitions 0/89 dead transitions. [2021-03-25 16:17:04,185 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 89 transitions, 355 flow [2021-03-25 16:17:04,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 16:17:04,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 16:17:04,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 3348 transitions. [2021-03-25 16:17:04,190 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7647327546825035 [2021-03-25 16:17:04,190 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 3348 transitions. [2021-03-25 16:17:04,190 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 3348 transitions. [2021-03-25 16:17:04,191 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:17:04,191 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 3348 transitions. [2021-03-25 16:17:04,195 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 304.3636363636364) internal successors, (3348), 11 states have internal predecessors, (3348), 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 16:17:04,199 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 398.0) internal successors, (4776), 12 states have internal predecessors, (4776), 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 16:17:04,200 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 398.0) internal successors, (4776), 12 states have internal predecessors, (4776), 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 16:17:04,200 INFO L185 Difference]: Start difference. First operand has 96 places, 78 transitions, 278 flow. Second operand 11 states and 3348 transitions. [2021-03-25 16:17:04,200 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 89 transitions, 355 flow [2021-03-25 16:17:04,201 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 16:17:04,202 INFO L241 Difference]: Finished difference. Result has 105 places, 79 transitions, 293 flow [2021-03-25 16:17:04,202 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=398, 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 16:17:04,202 INFO L343 CegarLoopForPetriNet]: 145 programPoint places, -40 predicate places. [2021-03-25 16:17:04,202 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:17:04,202 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 105 places, 79 transitions, 293 flow [2021-03-25 16:17:04,202 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 105 places, 79 transitions, 293 flow [2021-03-25 16:17:04,203 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 105 places, 79 transitions, 293 flow [2021-03-25 16:17:04,232 INFO L129 PetriNetUnfolder]: 124/580 cut-off events. [2021-03-25 16:17:04,232 INFO L130 PetriNetUnfolder]: For 53/53 co-relation queries the response was YES. [2021-03-25 16:17:04,235 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 16:17:04,241 INFO L142 LiptonReduction]: Number of co-enabled transitions 3902 [2021-03-25 16:17:04,448 INFO L154 LiptonReduction]: Checked pairs total: 18448 [2021-03-25 16:17:04,448 INFO L156 LiptonReduction]: Total number of compositions: 7 [2021-03-25 16:17:04,448 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 246 [2021-03-25 16:17:04,449 INFO L480 AbstractCegarLoop]: Abstraction has has 102 places, 76 transitions, 305 flow [2021-03-25 16:17:04,449 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 304.44444444444446) internal successors, (2740), 9 states have internal predecessors, (2740), 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 16:17:04,449 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:17:04,449 INFO L263 CegarLoopForPetriNet]: trace histogram [6, 6, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:17:04,664 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 16:17:04,664 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:17:04,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:17:04,664 INFO L82 PathProgramCache]: Analyzing trace with hash -2133036157, now seen corresponding path program 1 times [2021-03-25 16:17:04,664 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:17:04,664 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833460612] [2021-03-25 16:17:04,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:17:04,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 16:17:04,672 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 16:17:04,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 16:17:04,695 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 16:17:04,712 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 16:17:04,712 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 16:17:04,712 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-03-25 16:17:04,712 WARN L342 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-25 16:17:04,712 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2021-03-25 16:17:04,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,723 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,723 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,723 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,723 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,735 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,735 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,735 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,737 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,737 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,737 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,743 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,743 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,743 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,743 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,743 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,743 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,743 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,743 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,743 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,744 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,744 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,744 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,744 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,744 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,744 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,744 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,745 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,745 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,745 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,745 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,745 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,745 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,745 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,746 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,746 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,746 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,746 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,746 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,746 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,746 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,746 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,747 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,747 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,747 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,747 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,747 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,747 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,747 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,748 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,748 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,748 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,748 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,748 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,748 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,748 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,748 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,749 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,749 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:17:04,755 INFO L149 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2021-03-25 16:17:04,756 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-25 16:17:04,756 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 16:17:04,756 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 16:17:04,756 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 16:17:04,756 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 16:17:04,756 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 16:17:04,756 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 16:17:04,756 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 16:17:04,756 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 16:17:04,758 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 231 places, 268 transitions, 614 flow [2021-03-25 16:17:04,984 INFO L129 PetriNetUnfolder]: 284/1475 cut-off events. [2021-03-25 16:17:04,985 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2021-03-25 16:17:05,005 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1707 conditions, 1475 events. 284/1475 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 8297 event pairs, 72 based on Foata normal form. 0/1248 useless extension candidates. Maximal degree in co-relation 982. Up to 192 conditions per place. [2021-03-25 16:17:05,005 INFO L82 GeneralOperation]: Start removeDead. Operand has 231 places, 268 transitions, 614 flow [2021-03-25 16:17:05,017 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 231 places, 268 transitions, 614 flow [2021-03-25 16:17:05,017 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:17:05,017 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 231 places, 268 transitions, 614 flow [2021-03-25 16:17:05,017 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 231 places, 268 transitions, 614 flow [2021-03-25 16:17:05,018 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 231 places, 268 transitions, 614 flow [2021-03-25 16:17:05,187 INFO L129 PetriNetUnfolder]: 284/1475 cut-off events. [2021-03-25 16:17:05,187 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2021-03-25 16:17:05,199 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1707 conditions, 1475 events. 284/1475 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 8264 event pairs, 72 based on Foata normal form. 0/1248 useless extension candidates. Maximal degree in co-relation 982. Up to 192 conditions per place. [2021-03-25 16:17:05,238 INFO L142 LiptonReduction]: Number of co-enabled transitions 42504 [2021-03-25 16:17:08,257 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2021-03-25 16:17:08,363 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-25 16:17:08,588 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2021-03-25 16:17:08,699 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-25 16:17:08,757 INFO L154 LiptonReduction]: Checked pairs total: 17164 [2021-03-25 16:17:08,757 INFO L156 LiptonReduction]: Total number of compositions: 113 [2021-03-25 16:17:08,757 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3740 [2021-03-25 16:17:08,760 INFO L129 PetriNetUnfolder]: 4/44 cut-off events. [2021-03-25 16:17:08,760 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 16:17:08,760 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:17:08,760 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:17:08,760 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:17:08,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:17:08,760 INFO L82 PathProgramCache]: Analyzing trace with hash 1666239829, now seen corresponding path program 1 times [2021-03-25 16:17:08,760 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:17:08,761 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211720424] [2021-03-25 16:17:08,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:17:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:17:08,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:08,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:08,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:08,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:08,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:08,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:08,787 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 16:17:08,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211720424] [2021-03-25 16:17:08,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 16:17:08,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 16:17:08,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855310627] [2021-03-25 16:17:08,787 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 16:17:08,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:17:08,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 16:17:08,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 16:17:08,788 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 285 out of 381 [2021-03-25 16:17:08,789 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 197 transitions, 472 flow. Second operand has 3 states, 3 states have (on average 286.0) internal successors, (858), 3 states have internal predecessors, (858), 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 16:17:08,789 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:17:08,789 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 285 of 381 [2021-03-25 16:17:08,789 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:17:08,920 INFO L129 PetriNetUnfolder]: 146/967 cut-off events. [2021-03-25 16:17:08,920 INFO L130 PetriNetUnfolder]: For 242/263 co-relation queries the response was YES. [2021-03-25 16:17:08,928 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1234 conditions, 967 events. 146/967 cut-off events. For 242/263 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 5561 event pairs, 72 based on Foata normal form. 477/1351 useless extension candidates. Maximal degree in co-relation 714. Up to 192 conditions per place. [2021-03-25 16:17:08,929 INFO L132 encePairwiseOnDemand]: 340/381 looper letters, 9 selfloop transitions, 2 changer transitions 23/163 dead transitions. [2021-03-25 16:17:08,929 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 166 places, 163 transitions, 426 flow [2021-03-25 16:17:08,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 16:17:08,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 16:17:08,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 911 transitions. [2021-03-25 16:17:08,931 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7970253718285214 [2021-03-25 16:17:08,931 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 911 transitions. [2021-03-25 16:17:08,931 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 911 transitions. [2021-03-25 16:17:08,932 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:17:08,932 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 911 transitions. [2021-03-25 16:17:08,933 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 303.6666666666667) internal successors, (911), 3 states have internal predecessors, (911), 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 16:17:08,934 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 381.0) internal successors, (1524), 4 states have internal predecessors, (1524), 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 16:17:08,935 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 381.0) internal successors, (1524), 4 states have internal predecessors, (1524), 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 16:17:08,935 INFO L185 Difference]: Start difference. First operand has 164 places, 197 transitions, 472 flow. Second operand 3 states and 911 transitions. [2021-03-25 16:17:08,935 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 166 places, 163 transitions, 426 flow [2021-03-25 16:17:08,936 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 166 places, 163 transitions, 426 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 16:17:08,939 INFO L241 Difference]: Finished difference. Result has 167 places, 137 transitions, 344 flow [2021-03-25 16:17:08,939 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=381, PETRI_DIFFERENCE_MINUEND_FLOW=396, PETRI_DIFFERENCE_MINUEND_PLACES=164, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=159, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=157, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=344, PETRI_PLACES=167, PETRI_TRANSITIONS=137} [2021-03-25 16:17:08,939 INFO L343 CegarLoopForPetriNet]: 164 programPoint places, 3 predicate places. [2021-03-25 16:17:08,939 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:17:08,940 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 167 places, 137 transitions, 344 flow [2021-03-25 16:17:08,940 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 167 places, 137 transitions, 344 flow [2021-03-25 16:17:08,940 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 152 places, 137 transitions, 344 flow [2021-03-25 16:17:08,956 INFO L129 PetriNetUnfolder]: 0/213 cut-off events. [2021-03-25 16:17:08,956 INFO L130 PetriNetUnfolder]: For 51/51 co-relation queries the response was YES. [2021-03-25 16:17:08,956 INFO L84 FinitePrefix]: Finished finitePrefix Result has 269 conditions, 213 events. 0/213 cut-off events. For 51/51 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 634 event pairs, 0 based on Foata normal form. 0/213 useless extension candidates. Maximal degree in co-relation 0. Up to 13 conditions per place. [2021-03-25 16:17:08,961 INFO L142 LiptonReduction]: Number of co-enabled transitions 13964 [2021-03-25 16:17:09,965 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:17:10,088 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:17:10,227 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:17:10,375 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:17:11,331 INFO L154 LiptonReduction]: Checked pairs total: 22309 [2021-03-25 16:17:11,331 INFO L156 LiptonReduction]: Total number of compositions: 60 [2021-03-25 16:17:11,331 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2392 [2021-03-25 16:17:11,331 INFO L480 AbstractCegarLoop]: Abstraction has has 94 places, 79 transitions, 228 flow [2021-03-25 16:17:11,332 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 286.0) internal successors, (858), 3 states have internal predecessors, (858), 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 16:17:11,332 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:17:11,332 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 16:17:11,332 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-03-25 16:17:11,332 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:17:11,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:17:11,332 INFO L82 PathProgramCache]: Analyzing trace with hash 183175636, now seen corresponding path program 1 times [2021-03-25 16:17:11,332 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:17:11,332 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475761856] [2021-03-25 16:17:11,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:17:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:17:11,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,356 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 16:17:11,356 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475761856] [2021-03-25 16:17:11,356 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [905992638] [2021-03-25 16:17:11,356 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 16:17:11,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:17:11,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-25 16:17:11,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 16:17:11,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:11,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:11,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:11,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 16:17:11,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:17:11,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:11,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:17:11,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:17:11,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:11,469 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 16:17:11,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:11,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:11,481 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 16:17:11,481 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 16:17:11,481 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-25 16:17:11,481 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103067377] [2021-03-25 16:17:11,482 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 16:17:11,482 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:17:11,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 16:17:11,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-25 16:17:11,483 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 338 out of 441 [2021-03-25 16:17:11,484 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 79 transitions, 228 flow. Second operand has 7 states, 7 states have (on average 339.85714285714283) internal successors, (2379), 7 states have internal predecessors, (2379), 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 16:17:11,484 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:17:11,484 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 338 of 441 [2021-03-25 16:17:11,484 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:17:11,525 INFO L129 PetriNetUnfolder]: 0/122 cut-off events. [2021-03-25 16:17:11,525 INFO L130 PetriNetUnfolder]: For 54/54 co-relation queries the response was YES. [2021-03-25 16:17:11,525 INFO L84 FinitePrefix]: Finished finitePrefix Result has 216 conditions, 122 events. 0/122 cut-off events. For 54/54 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 225 event pairs, 0 based on Foata normal form. 1/123 useless extension candidates. Maximal degree in co-relation 0. Up to 30 conditions per place. [2021-03-25 16:17:11,525 INFO L132 encePairwiseOnDemand]: 435/441 looper letters, 11 selfloop transitions, 4 changer transitions 1/87 dead transitions. [2021-03-25 16:17:11,525 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 87 transitions, 278 flow [2021-03-25 16:17:11,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 16:17:11,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 16:17:11,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2045 transitions. [2021-03-25 16:17:11,528 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.77286470143613 [2021-03-25 16:17:11,528 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2045 transitions. [2021-03-25 16:17:11,529 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2045 transitions. [2021-03-25 16:17:11,529 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:17:11,529 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2045 transitions. [2021-03-25 16:17:11,531 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 340.8333333333333) internal successors, (2045), 6 states have internal predecessors, (2045), 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 16:17:11,534 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 441.0) internal successors, (3087), 7 states have internal predecessors, (3087), 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 16:17:11,534 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 441.0) internal successors, (3087), 7 states have internal predecessors, (3087), 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 16:17:11,534 INFO L185 Difference]: Start difference. First operand has 94 places, 79 transitions, 228 flow. Second operand 6 states and 2045 transitions. [2021-03-25 16:17:11,535 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 87 transitions, 278 flow [2021-03-25 16:17:11,535 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 16:17:11,536 INFO L241 Difference]: Finished difference. Result has 101 places, 81 transitions, 224 flow [2021-03-25 16:17:11,536 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, 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 16:17:11,536 INFO L343 CegarLoopForPetriNet]: 164 programPoint places, -63 predicate places. [2021-03-25 16:17:11,536 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:17:11,537 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 101 places, 81 transitions, 224 flow [2021-03-25 16:17:11,537 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 101 places, 81 transitions, 224 flow [2021-03-25 16:17:11,537 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 100 places, 81 transitions, 224 flow [2021-03-25 16:17:11,543 INFO L129 PetriNetUnfolder]: 0/121 cut-off events. [2021-03-25 16:17:11,543 INFO L130 PetriNetUnfolder]: For 21/21 co-relation queries the response was YES. [2021-03-25 16:17:11,543 INFO L84 FinitePrefix]: Finished finitePrefix Result has 189 conditions, 121 events. 0/121 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 214 event pairs, 0 based on Foata normal form. 0/121 useless extension candidates. Maximal degree in co-relation 0. Up to 12 conditions per place. [2021-03-25 16:17:11,545 INFO L142 LiptonReduction]: Number of co-enabled transitions 4580 [2021-03-25 16:17:12,432 WARN L205 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-25 16:17:12,829 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-25 16:17:13,727 WARN L205 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-25 16:17:14,137 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-25 16:17:14,174 INFO L154 LiptonReduction]: Checked pairs total: 21208 [2021-03-25 16:17:14,174 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 16:17:14,174 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2638 [2021-03-25 16:17:14,175 INFO L480 AbstractCegarLoop]: Abstraction has has 98 places, 79 transitions, 220 flow [2021-03-25 16:17:14,175 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 339.85714285714283) internal successors, (2379), 7 states have internal predecessors, (2379), 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 16:17:14,175 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:17:14,175 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:17:14,390 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-03-25 16:17:14,390 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:17:14,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:17:14,390 INFO L82 PathProgramCache]: Analyzing trace with hash -906691920, now seen corresponding path program 1 times [2021-03-25 16:17:14,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:17:14,391 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182189943] [2021-03-25 16:17:14,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:17:14,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:17:14,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:14,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:14,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:14,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:14,411 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 16:17:14,411 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182189943] [2021-03-25 16:17:14,411 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 16:17:14,411 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 16:17:14,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693302730] [2021-03-25 16:17:14,411 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 16:17:14,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:17:14,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 16:17:14,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 16:17:14,413 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 445 [2021-03-25 16:17:14,413 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 79 transitions, 220 flow. Second operand has 3 states, 3 states have (on average 316.6666666666667) internal successors, (950), 3 states have internal predecessors, (950), 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 16:17:14,413 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:17:14,413 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 445 [2021-03-25 16:17:14,413 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:17:52,593 INFO L129 PetriNetUnfolder]: 148576/221341 cut-off events. [2021-03-25 16:17:52,594 INFO L130 PetriNetUnfolder]: For 23/23 co-relation queries the response was YES. [2021-03-25 16:17:54,323 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 2083229 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 16:17:55,308 INFO L132 encePairwiseOnDemand]: 437/445 looper letters, 31 selfloop transitions, 7 changer transitions 0/91 dead transitions. [2021-03-25 16:17:55,308 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 91 transitions, 320 flow [2021-03-25 16:17:55,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 16:17:55,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 16:17:55,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 987 transitions. [2021-03-25 16:17:55,329 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7393258426966293 [2021-03-25 16:17:55,329 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 987 transitions. [2021-03-25 16:17:55,329 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 987 transitions. [2021-03-25 16:17:55,329 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:17:55,329 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 987 transitions. [2021-03-25 16:17:55,330 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 329.0) internal successors, (987), 3 states have internal predecessors, (987), 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 16:17:55,331 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 445.0) internal successors, (1780), 4 states have internal predecessors, (1780), 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 16:17:55,332 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 445.0) internal successors, (1780), 4 states have internal predecessors, (1780), 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 16:17:55,332 INFO L185 Difference]: Start difference. First operand has 98 places, 79 transitions, 220 flow. Second operand 3 states and 987 transitions. [2021-03-25 16:17:55,332 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 91 transitions, 320 flow [2021-03-25 16:17:55,332 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 16:17:55,333 INFO L241 Difference]: Finished difference. Result has 98 places, 85 transitions, 255 flow [2021-03-25 16:17:55,333 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, 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 16:17:55,333 INFO L343 CegarLoopForPetriNet]: 164 programPoint places, -66 predicate places. [2021-03-25 16:17:55,333 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:17:55,334 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 98 places, 85 transitions, 255 flow [2021-03-25 16:17:55,334 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 98 places, 85 transitions, 255 flow [2021-03-25 16:17:55,334 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 98 places, 85 transitions, 255 flow [2021-03-25 16:17:55,557 INFO L129 PetriNetUnfolder]: 429/1655 cut-off events. [2021-03-25 16:17:55,557 INFO L130 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2021-03-25 16:17:55,565 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2328 conditions, 1655 events. 429/1655 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 13599 event pairs, 273 based on Foata normal form. 0/1564 useless extension candidates. Maximal degree in co-relation 2297. Up to 612 conditions per place. [2021-03-25 16:17:55,589 INFO L142 LiptonReduction]: Number of co-enabled transitions 4838 [2021-03-25 16:17:56,211 INFO L154 LiptonReduction]: Checked pairs total: 6146 [2021-03-25 16:17:56,211 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 16:17:56,211 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 878 [2021-03-25 16:17:56,212 INFO L480 AbstractCegarLoop]: Abstraction has has 98 places, 85 transitions, 255 flow [2021-03-25 16:17:56,212 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 316.6666666666667) internal successors, (950), 3 states have internal predecessors, (950), 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 16:17:56,212 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:17:56,212 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:17:56,212 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-03-25 16:17:56,213 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:17:56,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:17:56,213 INFO L82 PathProgramCache]: Analyzing trace with hash -1073379608, now seen corresponding path program 1 times [2021-03-25 16:17:56,213 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:17:56,213 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332462286] [2021-03-25 16:17:56,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:17:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:17:56,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,275 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 16:17:56,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332462286] [2021-03-25 16:17:56,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [868038443] [2021-03-25 16:17:56,275 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 16:17:56,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:17:56,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 16:17:56,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 16:17:56,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:56,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:17:56,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:17:56,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:56,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:17:56,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:17:56,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:56,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:56,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:17:56,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:56,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:56,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:56,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:17:56,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 16:17:56,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:56,402 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 16:17:56,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:56,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:56,413 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 16:17:56,413 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 16:17:56,413 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-25 16:17:56,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600064366] [2021-03-25 16:17:56,413 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 16:17:56,413 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:17:56,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 16:17:56,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-25 16:17:56,415 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 339 out of 445 [2021-03-25 16:17:56,416 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 85 transitions, 255 flow. Second operand has 6 states, 6 states have (on average 341.0) internal successors, (2046), 6 states have internal predecessors, (2046), 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 16:17:56,416 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:17:56,416 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 339 of 445 [2021-03-25 16:17:56,416 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:17:56,537 INFO L129 PetriNetUnfolder]: 427/1642 cut-off events. [2021-03-25 16:17:56,538 INFO L130 PetriNetUnfolder]: For 31/31 co-relation queries the response was YES. [2021-03-25 16:17:56,546 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 13416 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 16:17:56,550 INFO L132 encePairwiseOnDemand]: 440/445 looper letters, 13 selfloop transitions, 4 changer transitions 0/94 dead transitions. [2021-03-25 16:17:56,551 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 94 transitions, 313 flow [2021-03-25 16:17:56,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 16:17:56,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 16:17:56,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1713 transitions. [2021-03-25 16:17:56,553 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7698876404494382 [2021-03-25 16:17:56,553 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1713 transitions. [2021-03-25 16:17:56,553 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1713 transitions. [2021-03-25 16:17:56,553 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:17:56,553 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1713 transitions. [2021-03-25 16:17:56,556 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 342.6) internal successors, (1713), 5 states have internal predecessors, (1713), 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 16:17:56,557 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 445.0) internal successors, (2670), 6 states have internal predecessors, (2670), 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 16:17:56,558 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 445.0) internal successors, (2670), 6 states have internal predecessors, (2670), 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 16:17:56,558 INFO L185 Difference]: Start difference. First operand has 98 places, 85 transitions, 255 flow. Second operand 5 states and 1713 transitions. [2021-03-25 16:17:56,558 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 94 transitions, 313 flow [2021-03-25 16:17:56,559 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 16:17:56,560 INFO L241 Difference]: Finished difference. Result has 102 places, 86 transitions, 266 flow [2021-03-25 16:17:56,560 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, 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 16:17:56,560 INFO L343 CegarLoopForPetriNet]: 164 programPoint places, -62 predicate places. [2021-03-25 16:17:56,560 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:17:56,560 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 102 places, 86 transitions, 266 flow [2021-03-25 16:17:56,560 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 102 places, 86 transitions, 266 flow [2021-03-25 16:17:56,561 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 102 places, 86 transitions, 266 flow [2021-03-25 16:17:56,651 INFO L129 PetriNetUnfolder]: 427/1642 cut-off events. [2021-03-25 16:17:56,651 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2021-03-25 16:17:56,660 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 13581 event pairs, 272 based on Foata normal form. 0/1551 useless extension candidates. Maximal degree in co-relation 2281. Up to 607 conditions per place. [2021-03-25 16:17:56,684 INFO L142 LiptonReduction]: Number of co-enabled transitions 4904 [2021-03-25 16:17:59,530 INFO L154 LiptonReduction]: Checked pairs total: 18597 [2021-03-25 16:17:59,531 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 16:17:59,531 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2971 [2021-03-25 16:17:59,531 INFO L480 AbstractCegarLoop]: Abstraction has has 102 places, 86 transitions, 268 flow [2021-03-25 16:17:59,531 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 341.0) internal successors, (2046), 6 states have internal predecessors, (2046), 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 16:17:59,531 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:17:59,531 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 16:17:59,745 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-03-25 16:17:59,746 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:17:59,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:17:59,746 INFO L82 PathProgramCache]: Analyzing trace with hash 981846113, now seen corresponding path program 1 times [2021-03-25 16:17:59,746 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:17:59,746 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653207750] [2021-03-25 16:17:59,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:17:59,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:17:59,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,783 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 16:17:59,783 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653207750] [2021-03-25 16:17:59,783 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1006891443] [2021-03-25 16:17:59,783 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 16:17:59,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:17:59,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-25 16:17:59,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 16:17:59,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:59,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:17:59,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:17:59,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:59,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:17:59,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:17:59,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:59,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:59,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:17:59,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:59,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:59,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:59,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:17:59,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 16:17:59,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:59,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:59,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:17:59,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 16:17:59,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:17:59,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:17:59,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:17:59,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:17:59,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:17:59,921 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 16:17:59,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:17:59,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:17:59,930 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 16:17:59,931 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 16:17:59,931 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-25 16:17:59,931 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313542821] [2021-03-25 16:17:59,931 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 16:17:59,931 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:17:59,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 16:17:59,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-03-25 16:17:59,932 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 338 out of 447 [2021-03-25 16:17:59,933 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 86 transitions, 268 flow. Second operand has 8 states, 8 states have (on average 340.25) internal successors, (2722), 8 states have internal predecessors, (2722), 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 16:17:59,933 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:17:59,933 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 338 of 447 [2021-03-25 16:17:59,934 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:18:00,071 INFO L129 PetriNetUnfolder]: 418/1600 cut-off events. [2021-03-25 16:18:00,071 INFO L130 PetriNetUnfolder]: For 47/47 co-relation queries the response was YES. [2021-03-25 16:18:00,078 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 13066 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 16:18:00,082 INFO L132 encePairwiseOnDemand]: 439/447 looper letters, 15 selfloop transitions, 9 changer transitions 0/100 dead transitions. [2021-03-25 16:18:00,082 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 100 transitions, 354 flow [2021-03-25 16:18:00,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 16:18:00,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 16:18:00,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 3067 transitions. [2021-03-25 16:18:00,085 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7623663932388764 [2021-03-25 16:18:00,085 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 3067 transitions. [2021-03-25 16:18:00,085 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 3067 transitions. [2021-03-25 16:18:00,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:18:00,085 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 3067 transitions. [2021-03-25 16:18:00,087 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 340.77777777777777) internal successors, (3067), 9 states have internal predecessors, (3067), 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 16:18:00,091 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 447.0) internal successors, (4470), 10 states have internal predecessors, (4470), 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 16:18:00,091 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 447.0) internal successors, (4470), 10 states have internal predecessors, (4470), 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 16:18:00,091 INFO L185 Difference]: Start difference. First operand has 102 places, 86 transitions, 268 flow. Second operand 9 states and 3067 transitions. [2021-03-25 16:18:00,091 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 100 transitions, 354 flow [2021-03-25 16:18:00,092 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 16:18:00,093 INFO L241 Difference]: Finished difference. Result has 110 places, 91 transitions, 314 flow [2021-03-25 16:18:00,093 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, 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 16:18:00,093 INFO L343 CegarLoopForPetriNet]: 164 programPoint places, -54 predicate places. [2021-03-25 16:18:00,093 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:18:00,093 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 110 places, 91 transitions, 314 flow [2021-03-25 16:18:00,093 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 110 places, 91 transitions, 314 flow [2021-03-25 16:18:00,094 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 110 places, 91 transitions, 314 flow [2021-03-25 16:18:00,177 INFO L129 PetriNetUnfolder]: 418/1600 cut-off events. [2021-03-25 16:18:00,177 INFO L130 PetriNetUnfolder]: For 58/58 co-relation queries the response was YES. [2021-03-25 16:18:00,184 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 13300 event pairs, 267 based on Foata normal form. 0/1515 useless extension candidates. Maximal degree in co-relation 2245. Up to 591 conditions per place. [2021-03-25 16:18:00,258 INFO L142 LiptonReduction]: Number of co-enabled transitions 5212 [2021-03-25 16:18:01,978 INFO L154 LiptonReduction]: Checked pairs total: 12857 [2021-03-25 16:18:01,978 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 16:18:01,978 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1885 [2021-03-25 16:18:01,978 INFO L480 AbstractCegarLoop]: Abstraction has has 109 places, 90 transitions, 311 flow [2021-03-25 16:18:01,979 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 340.25) internal successors, (2722), 8 states have internal predecessors, (2722), 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 16:18:01,979 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:18:01,979 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 16:18:02,193 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-03-25 16:18:02,193 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:18:02,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:18:02,193 INFO L82 PathProgramCache]: Analyzing trace with hash -2093214315, now seen corresponding path program 1 times [2021-03-25 16:18:02,193 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:18:02,193 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241009342] [2021-03-25 16:18:02,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:18:02,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:18:02,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,238 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 16:18:02,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241009342] [2021-03-25 16:18:02,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1506111531] [2021-03-25 16:18:02,238 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 16:18:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:18:02,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 16:18:02,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 16:18:02,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:02,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:18:02,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:18:02,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:02,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:18:02,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:18:02,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:02,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:18:02,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:18:02,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:02,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:02,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:18:02,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:18:02,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 16:18:02,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:02,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:18:02,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:18:02,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:02,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:02,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:18:02,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 16:18:02,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 16:18:02,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:18:02,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:02,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:18:02,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 16:18:02,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:18:02,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:02,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:18:02,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:18:02,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:02,392 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 16:18:02,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:02,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:02,402 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 16:18:02,402 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 16:18:02,402 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-03-25 16:18:02,402 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031303811] [2021-03-25 16:18:02,403 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 16:18:02,403 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:18:02,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 16:18:02,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-03-25 16:18:02,404 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 338 out of 451 [2021-03-25 16:18:02,405 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 90 transitions, 311 flow. Second operand has 9 states, 9 states have (on average 340.44444444444446) internal successors, (3064), 9 states have internal predecessors, (3064), 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 16:18:02,405 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:18:02,405 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 338 of 451 [2021-03-25 16:18:02,405 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:18:02,564 INFO L129 PetriNetUnfolder]: 390/1487 cut-off events. [2021-03-25 16:18:02,564 INFO L130 PetriNetUnfolder]: For 91/91 co-relation queries the response was YES. [2021-03-25 16:18:02,570 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 11946 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 16:18:02,574 INFO L132 encePairwiseOnDemand]: 441/451 looper letters, 17 selfloop transitions, 10 changer transitions 0/103 dead transitions. [2021-03-25 16:18:02,574 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 103 transitions, 408 flow [2021-03-25 16:18:02,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 16:18:02,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 16:18:02,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 3746 transitions. [2021-03-25 16:18:02,577 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7550896996573272 [2021-03-25 16:18:02,577 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 3746 transitions. [2021-03-25 16:18:02,577 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 3746 transitions. [2021-03-25 16:18:02,578 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:18:02,578 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 3746 transitions. [2021-03-25 16:18:02,580 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 340.54545454545456) internal successors, (3746), 11 states have internal predecessors, (3746), 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 16:18:02,584 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 451.0) internal successors, (5412), 12 states have internal predecessors, (5412), 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 16:18:02,584 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 451.0) internal successors, (5412), 12 states have internal predecessors, (5412), 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 16:18:02,584 INFO L185 Difference]: Start difference. First operand has 109 places, 90 transitions, 311 flow. Second operand 11 states and 3746 transitions. [2021-03-25 16:18:02,584 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 103 transitions, 408 flow [2021-03-25 16:18:02,585 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 16:18:02,586 INFO L241 Difference]: Finished difference. Result has 118 places, 92 transitions, 336 flow [2021-03-25 16:18:02,586 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=451, 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 16:18:02,586 INFO L343 CegarLoopForPetriNet]: 164 programPoint places, -46 predicate places. [2021-03-25 16:18:02,586 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:18:02,586 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 118 places, 92 transitions, 336 flow [2021-03-25 16:18:02,586 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 118 places, 92 transitions, 336 flow [2021-03-25 16:18:02,587 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 118 places, 92 transitions, 336 flow [2021-03-25 16:18:02,668 INFO L129 PetriNetUnfolder]: 390/1487 cut-off events. [2021-03-25 16:18:02,669 INFO L130 PetriNetUnfolder]: For 76/76 co-relation queries the response was YES. [2021-03-25 16:18:02,676 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 12139 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 16:18:02,696 INFO L142 LiptonReduction]: Number of co-enabled transitions 5388 [2021-03-25 16:18:04,751 INFO L154 LiptonReduction]: Checked pairs total: 19474 [2021-03-25 16:18:04,752 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 16:18:04,752 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2166 [2021-03-25 16:18:04,752 INFO L480 AbstractCegarLoop]: Abstraction has has 116 places, 90 transitions, 330 flow [2021-03-25 16:18:04,752 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 340.44444444444446) internal successors, (3064), 9 states have internal predecessors, (3064), 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 16:18:04,753 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:18:04,753 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 16:18:04,966 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 16:18:04,967 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:18:04,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:18:04,969 INFO L82 PathProgramCache]: Analyzing trace with hash 802429259, now seen corresponding path program 1 times [2021-03-25 16:18:04,969 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:18:04,969 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004921946] [2021-03-25 16:18:04,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:18:04,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:18:04,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:04,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:04,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:04,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:04,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:04,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,040 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 16:18:05,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004921946] [2021-03-25 16:18:05,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [411802773] [2021-03-25 16:18:05,040 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 16:18:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:18:05,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 16:18:05,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 16:18:05,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:05,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:18:05,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:18:05,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:05,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:18:05,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:18:05,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:05,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:18:05,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:18:05,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:05,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:18:05,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:18:05,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:05,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:18:05,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:18:05,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:05,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:18:05,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:18:05,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:18:05,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:05,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:18:05,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 16:18:05,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:18:05,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:05,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:18:05,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:18:05,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:18:05,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:05,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:18:05,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 16:18:05,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:18:05,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:05,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:18:05,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:18:05,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:05,200 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 16:18:05,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:05,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:05,209 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 16:18:05,209 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 16:18:05,209 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-03-25 16:18:05,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053031798] [2021-03-25 16:18:05,210 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 16:18:05,210 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:18:05,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 16:18:05,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-03-25 16:18:05,211 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 338 out of 455 [2021-03-25 16:18:05,213 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 90 transitions, 330 flow. Second operand has 11 states, 11 states have (on average 340.27272727272725) internal successors, (3743), 11 states have internal predecessors, (3743), 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 16:18:05,213 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:18:05,213 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 338 of 455 [2021-03-25 16:18:05,213 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:18:05,357 INFO L129 PetriNetUnfolder]: 315/1220 cut-off events. [2021-03-25 16:18:05,357 INFO L130 PetriNetUnfolder]: For 115/115 co-relation queries the response was YES. [2021-03-25 16:18:05,362 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 9345 event pairs, 201 based on Foata normal form. 1/1174 useless extension candidates. Maximal degree in co-relation 1731. Up to 442 conditions per place. [2021-03-25 16:18:05,365 INFO L132 encePairwiseOnDemand]: 443/455 looper letters, 16 selfloop transitions, 11 changer transitions 0/103 dead transitions. [2021-03-25 16:18:05,366 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 127 places, 103 transitions, 418 flow [2021-03-25 16:18:05,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-25 16:18:05,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-25 16:18:05,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 4084 transitions. [2021-03-25 16:18:05,369 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.747985347985348 [2021-03-25 16:18:05,369 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 4084 transitions. [2021-03-25 16:18:05,369 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 4084 transitions. [2021-03-25 16:18:05,371 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:18:05,371 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 4084 transitions. [2021-03-25 16:18:05,374 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 340.3333333333333) internal successors, (4084), 12 states have internal predecessors, (4084), 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 16:18:05,379 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 455.0) internal successors, (5915), 13 states have internal predecessors, (5915), 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 16:18:05,379 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 455.0) internal successors, (5915), 13 states have internal predecessors, (5915), 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 16:18:05,379 INFO L185 Difference]: Start difference. First operand has 116 places, 90 transitions, 330 flow. Second operand 12 states and 4084 transitions. [2021-03-25 16:18:05,379 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 127 places, 103 transitions, 418 flow [2021-03-25 16:18:05,380 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 16:18:05,381 INFO L241 Difference]: Finished difference. Result has 123 places, 91 transitions, 338 flow [2021-03-25 16:18:05,381 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=455, 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 16:18:05,382 INFO L343 CegarLoopForPetriNet]: 164 programPoint places, -41 predicate places. [2021-03-25 16:18:05,382 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:18:05,382 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 123 places, 91 transitions, 338 flow [2021-03-25 16:18:05,382 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 123 places, 91 transitions, 338 flow [2021-03-25 16:18:05,382 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 123 places, 91 transitions, 338 flow [2021-03-25 16:18:05,448 INFO L129 PetriNetUnfolder]: 315/1220 cut-off events. [2021-03-25 16:18:05,449 INFO L130 PetriNetUnfolder]: For 58/58 co-relation queries the response was YES. [2021-03-25 16:18:05,453 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 9483 event pairs, 201 based on Foata normal form. 0/1166 useless extension candidates. Maximal degree in co-relation 1710. Up to 442 conditions per place. [2021-03-25 16:18:05,469 INFO L142 LiptonReduction]: Number of co-enabled transitions 5300 [2021-03-25 16:18:06,828 INFO L154 LiptonReduction]: Checked pairs total: 25501 [2021-03-25 16:18:06,828 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-25 16:18:06,829 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1447 [2021-03-25 16:18:06,829 INFO L480 AbstractCegarLoop]: Abstraction has has 119 places, 88 transitions, 346 flow [2021-03-25 16:18:06,829 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 340.27272727272725) internal successors, (3743), 11 states have internal predecessors, (3743), 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 16:18:06,829 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:18:06,829 INFO L263 CegarLoopForPetriNet]: trace histogram [7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:18:07,044 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-03-25 16:18:07,044 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:18:07,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:18:07,045 INFO L82 PathProgramCache]: Analyzing trace with hash -213237050, now seen corresponding path program 1 times [2021-03-25 16:18:07,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:18:07,045 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107892983] [2021-03-25 16:18:07,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:18:07,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 16:18:07,053 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 16:18:07,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 16:18:07,058 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 16:18:07,062 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 16:18:07,062 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 16:18:07,062 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-03-25 16:18:07,062 WARN L342 ceAbstractionStarter]: 6 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-25 16:18:07,062 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 7 thread instances. [2021-03-25 16:18:07,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,075 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,075 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,075 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,075 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,082 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,091 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,091 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 16:18:07,099 INFO L149 ThreadInstanceAdder]: Constructed 7 joinOtherThreadTransitions. [2021-03-25 16:18:07,099 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-25 16:18:07,100 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 16:18:07,100 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 16:18:07,100 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 16:18:07,100 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 16:18:07,100 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 16:18:07,100 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 16:18:07,100 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 16:18:07,100 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 16:18:07,101 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 256 places, 298 transitions, 694 flow [2021-03-25 16:18:07,342 INFO L129 PetriNetUnfolder]: 554/2627 cut-off events. [2021-03-25 16:18:07,342 INFO L130 PetriNetUnfolder]: For 525/525 co-relation queries the response was YES. [2021-03-25 16:18:07,381 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3125 conditions, 2627 events. 554/2627 cut-off events. For 525/525 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 17832 event pairs, 201 based on Foata normal form. 0/2257 useless extension candidates. Maximal degree in co-relation 1693. Up to 448 conditions per place. [2021-03-25 16:18:07,381 INFO L82 GeneralOperation]: Start removeDead. Operand has 256 places, 298 transitions, 694 flow [2021-03-25 16:18:07,401 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 256 places, 298 transitions, 694 flow [2021-03-25 16:18:07,401 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:18:07,401 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 256 places, 298 transitions, 694 flow [2021-03-25 16:18:07,401 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 256 places, 298 transitions, 694 flow [2021-03-25 16:18:07,402 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 256 places, 298 transitions, 694 flow [2021-03-25 16:18:07,644 INFO L129 PetriNetUnfolder]: 554/2627 cut-off events. [2021-03-25 16:18:07,644 INFO L130 PetriNetUnfolder]: For 525/525 co-relation queries the response was YES. [2021-03-25 16:18:07,682 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3125 conditions, 2627 events. 554/2627 cut-off events. For 525/525 co-relation queries the response was YES. Maximal size of possible extension queue 56. Compared 17749 event pairs, 201 based on Foata normal form. 0/2257 useless extension candidates. Maximal degree in co-relation 1693. Up to 448 conditions per place. [2021-03-25 16:18:07,783 INFO L142 LiptonReduction]: Number of co-enabled transitions 55664 [2021-03-25 16:18:13,579 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2021-03-25 16:18:13,681 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-25 16:18:13,906 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2021-03-25 16:18:14,020 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-25 16:18:14,146 INFO L154 LiptonReduction]: Checked pairs total: 22506 [2021-03-25 16:18:14,146 INFO L156 LiptonReduction]: Total number of compositions: 121 [2021-03-25 16:18:14,148 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6747 [2021-03-25 16:18:14,150 INFO L129 PetriNetUnfolder]: 4/46 cut-off events. [2021-03-25 16:18:14,150 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-25 16:18:14,150 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:18:14,150 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:18:14,150 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:18:14,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:18:14,150 INFO L82 PathProgramCache]: Analyzing trace with hash -2044636337, now seen corresponding path program 1 times [2021-03-25 16:18:14,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:18:14,151 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910679210] [2021-03-25 16:18:14,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:18:14,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:18:14,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:14,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:14,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:14,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:14,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:14,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:14,162 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 16:18:14,162 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910679210] [2021-03-25 16:18:14,163 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 16:18:14,163 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 16:18:14,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833335628] [2021-03-25 16:18:14,163 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 16:18:14,163 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:18:14,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 16:18:14,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 16:18:14,164 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 419 [2021-03-25 16:18:14,164 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 186 places, 224 transitions, 546 flow. Second operand has 3 states, 3 states have (on average 315.0) internal successors, (945), 3 states have internal predecessors, (945), 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 16:18:14,164 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:18:14,165 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 419 [2021-03-25 16:18:14,165 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:18:14,360 INFO L129 PetriNetUnfolder]: 341/1777 cut-off events. [2021-03-25 16:18:14,360 INFO L130 PetriNetUnfolder]: For 525/550 co-relation queries the response was YES. [2021-03-25 16:18:14,373 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2315 conditions, 1777 events. 341/1777 cut-off events. For 525/550 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 11819 event pairs, 201 based on Foata normal form. 658/2273 useless extension candidates. Maximal degree in co-relation 1250. Up to 448 conditions per place. [2021-03-25 16:18:14,374 INFO L132 encePairwiseOnDemand]: 372/419 looper letters, 9 selfloop transitions, 2 changer transitions 24/182 dead transitions. [2021-03-25 16:18:14,374 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 186 places, 182 transitions, 484 flow [2021-03-25 16:18:14,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 16:18:14,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 16:18:14,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1004 transitions. [2021-03-25 16:18:14,376 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7987271280827367 [2021-03-25 16:18:14,376 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1004 transitions. [2021-03-25 16:18:14,376 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1004 transitions. [2021-03-25 16:18:14,376 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:18:14,376 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1004 transitions. [2021-03-25 16:18:14,377 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 334.6666666666667) internal successors, (1004), 3 states have internal predecessors, (1004), 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 16:18:14,378 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 419.0) internal successors, (1676), 4 states have internal predecessors, (1676), 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 16:18:14,378 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 419.0) internal successors, (1676), 4 states have internal predecessors, (1676), 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 16:18:14,378 INFO L185 Difference]: Start difference. First operand has 186 places, 224 transitions, 546 flow. Second operand 3 states and 1004 transitions. [2021-03-25 16:18:14,378 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 186 places, 182 transitions, 484 flow [2021-03-25 16:18:14,381 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 186 places, 182 transitions, 484 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 16:18:14,382 INFO L241 Difference]: Finished difference. Result has 187 places, 155 transitions, 397 flow [2021-03-25 16:18:14,382 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=419, PETRI_DIFFERENCE_MINUEND_FLOW=454, PETRI_DIFFERENCE_MINUEND_PLACES=184, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=178, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=176, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=397, PETRI_PLACES=187, PETRI_TRANSITIONS=155} [2021-03-25 16:18:14,382 INFO L343 CegarLoopForPetriNet]: 186 programPoint places, 1 predicate places. [2021-03-25 16:18:14,382 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:18:14,382 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 187 places, 155 transitions, 397 flow [2021-03-25 16:18:14,382 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 187 places, 155 transitions, 397 flow [2021-03-25 16:18:14,383 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 172 places, 155 transitions, 397 flow [2021-03-25 16:18:14,401 INFO L129 PetriNetUnfolder]: 0/246 cut-off events. [2021-03-25 16:18:14,401 INFO L130 PetriNetUnfolder]: For 78/78 co-relation queries the response was YES. [2021-03-25 16:18:14,401 INFO L84 FinitePrefix]: Finished finitePrefix Result has 314 conditions, 246 events. 0/246 cut-off events. For 78/78 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 763 event pairs, 0 based on Foata normal form. 0/246 useless extension candidates. Maximal degree in co-relation 0. Up to 15 conditions per place. [2021-03-25 16:18:14,406 INFO L142 LiptonReduction]: Number of co-enabled transitions 18432 [2021-03-25 16:18:15,615 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:18:15,750 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:18:15,887 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:18:16,025 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-25 16:18:16,847 INFO L154 LiptonReduction]: Checked pairs total: 32553 [2021-03-25 16:18:16,847 INFO L156 LiptonReduction]: Total number of compositions: 67 [2021-03-25 16:18:16,848 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2466 [2021-03-25 16:18:16,848 INFO L480 AbstractCegarLoop]: Abstraction has has 107 places, 90 transitions, 267 flow [2021-03-25 16:18:16,848 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 315.0) internal successors, (945), 3 states have internal predecessors, (945), 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 16:18:16,848 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:18:16,848 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 16:18:16,848 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-03-25 16:18:16,848 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:18:16,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:18:16,849 INFO L82 PathProgramCache]: Analyzing trace with hash -312448161, now seen corresponding path program 1 times [2021-03-25 16:18:16,849 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:18:16,849 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918519608] [2021-03-25 16:18:16,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:18:16,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:18:16,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:16,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:16,890 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 16:18:16,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918519608] [2021-03-25 16:18:16,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [437277644] [2021-03-25 16:18:16,890 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 16:18:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:18:16,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-25 16:18:16,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 16:18:16,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:16,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:16,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:16,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:16,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:16,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:16,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:16,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:16,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:16,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:16,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:16,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:16,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:16,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:16,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:16,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:16,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:16,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:16,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:17,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:18:17,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:17,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 16:18:17,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 16:18:17,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:17,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:17,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:18:17,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 16:18:17,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 16:18:17,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 16:18:17,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:17,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:17,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:17,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:17,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:17,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:17,017 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 16:18:17,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:17,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:17,029 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 16:18:17,029 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 16:18:17,029 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-25 16:18:17,029 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300478202] [2021-03-25 16:18:17,029 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 16:18:17,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:18:17,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 16:18:17,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-25 16:18:17,031 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 374 out of 486 [2021-03-25 16:18:17,032 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 107 places, 90 transitions, 267 flow. Second operand has 7 states, 7 states have (on average 375.85714285714283) internal successors, (2631), 7 states have internal predecessors, (2631), 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 16:18:17,032 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:18:17,033 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 374 of 486 [2021-03-25 16:18:17,033 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 16:18:17,075 INFO L129 PetriNetUnfolder]: 0/142 cut-off events. [2021-03-25 16:18:17,075 INFO L130 PetriNetUnfolder]: For 81/81 co-relation queries the response was YES. [2021-03-25 16:18:17,075 INFO L84 FinitePrefix]: Finished finitePrefix Result has 254 conditions, 142 events. 0/142 cut-off events. For 81/81 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 254 event pairs, 0 based on Foata normal form. 1/143 useless extension candidates. Maximal degree in co-relation 0. Up to 36 conditions per place. [2021-03-25 16:18:17,076 INFO L132 encePairwiseOnDemand]: 480/486 looper letters, 11 selfloop transitions, 4 changer transitions 1/98 dead transitions. [2021-03-25 16:18:17,076 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 98 transitions, 317 flow [2021-03-25 16:18:17,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 16:18:17,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 16:18:17,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2261 transitions. [2021-03-25 16:18:17,078 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7753772290809328 [2021-03-25 16:18:17,078 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2261 transitions. [2021-03-25 16:18:17,078 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2261 transitions. [2021-03-25 16:18:17,078 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 16:18:17,078 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2261 transitions. [2021-03-25 16:18:17,080 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 376.8333333333333) internal successors, (2261), 6 states have internal predecessors, (2261), 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 16:18:17,081 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 486.0) internal successors, (3402), 7 states have internal predecessors, (3402), 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 16:18:17,081 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 486.0) internal successors, (3402), 7 states have internal predecessors, (3402), 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 16:18:17,081 INFO L185 Difference]: Start difference. First operand has 107 places, 90 transitions, 267 flow. Second operand 6 states and 2261 transitions. [2021-03-25 16:18:17,081 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 98 transitions, 317 flow [2021-03-25 16:18:17,082 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 16:18:17,083 INFO L241 Difference]: Finished difference. Result has 114 places, 92 transitions, 251 flow [2021-03-25 16:18:17,083 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=486, 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 16:18:17,084 INFO L343 CegarLoopForPetriNet]: 186 programPoint places, -72 predicate places. [2021-03-25 16:18:17,084 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 16:18:17,084 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 114 places, 92 transitions, 251 flow [2021-03-25 16:18:17,084 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 114 places, 92 transitions, 251 flow [2021-03-25 16:18:17,084 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 113 places, 92 transitions, 251 flow [2021-03-25 16:18:17,092 INFO L129 PetriNetUnfolder]: 0/141 cut-off events. [2021-03-25 16:18:17,092 INFO L130 PetriNetUnfolder]: For 24/24 co-relation queries the response was YES. [2021-03-25 16:18:17,092 INFO L84 FinitePrefix]: Finished finitePrefix Result has 219 conditions, 141 events. 0/141 cut-off events. For 24/24 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 250 event pairs, 0 based on Foata normal form. 0/141 useless extension candidates. Maximal degree in co-relation 0. Up to 14 conditions per place. [2021-03-25 16:18:17,094 INFO L142 LiptonReduction]: Number of co-enabled transitions 6100 [2021-03-25 16:18:18,068 WARN L205 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-25 16:18:18,474 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-25 16:18:19,431 WARN L205 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-25 16:18:19,876 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-25 16:18:20,015 INFO L154 LiptonReduction]: Checked pairs total: 28692 [2021-03-25 16:18:20,016 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 16:18:20,016 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2932 [2021-03-25 16:18:20,016 INFO L480 AbstractCegarLoop]: Abstraction has has 111 places, 90 transitions, 247 flow [2021-03-25 16:18:20,017 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 375.85714285714283) internal successors, (2631), 7 states have internal predecessors, (2631), 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 16:18:20,017 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 16:18:20,017 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 16:18:20,231 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 16:18:20,231 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 16:18:20,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 16:18:20,232 INFO L82 PathProgramCache]: Analyzing trace with hash -718676196, now seen corresponding path program 1 times [2021-03-25 16:18:20,232 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 16:18:20,232 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222343085] [2021-03-25 16:18:20,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 16:18:20,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 16:18:20,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:20,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 16:18:20,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 16:18:20,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 16:18:20,250 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 16:18:20,250 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222343085] [2021-03-25 16:18:20,250 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 16:18:20,250 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 16:18:20,250 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119059799] [2021-03-25 16:18:20,250 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 16:18:20,250 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 16:18:20,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 16:18:20,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 16:18:20,252 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 343 out of 490 [2021-03-25 16:18:20,253 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 90 transitions, 247 flow. Second operand has 3 states, 3 states have (on average 343.6666666666667) internal successors, (1031), 3 states have internal predecessors, (1031), 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 16:18:20,253 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 16:18:20,253 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 343 of 490 [2021-03-25 16:18:20,253 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown