/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-26 01:54:41,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-26 01:54:41,736 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-26 01:54:41,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-26 01:54:41,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-26 01:54:41,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-26 01:54:41,783 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-26 01:54:41,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-26 01:54:41,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-26 01:54:41,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-26 01:54:41,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-26 01:54:41,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-26 01:54:41,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-26 01:54:41,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-26 01:54:41,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-26 01:54:41,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-26 01:54:41,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-26 01:54:41,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-26 01:54:41,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-26 01:54:41,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-26 01:54:41,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-26 01:54:41,822 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-26 01:54:41,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-26 01:54:41,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-26 01:54:41,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-26 01:54:41,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-26 01:54:41,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-26 01:54:41,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-26 01:54:41,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-26 01:54:41,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-26 01:54:41,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-26 01:54:41,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-26 01:54:41,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-26 01:54:41,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-26 01:54:41,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-26 01:54:41,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-26 01:54:41,840 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf [2021-03-26 01:54:41,878 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-26 01:54:41,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-26 01:54:41,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-26 01:54:41,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-26 01:54:41,882 INFO L138 SettingsManager]: * Use SBE=true [2021-03-26 01:54:41,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-26 01:54:41,883 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-26 01:54:41,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-26 01:54:41,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-26 01:54:41,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-26 01:54:41,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-26 01:54:41,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-26 01:54:41,884 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-26 01:54:41,885 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-26 01:54:41,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-26 01:54:41,885 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-26 01:54:41,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-26 01:54:41,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-26 01:54:41,885 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-26 01:54:41,885 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-26 01:54:41,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-26 01:54:41,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 01:54:41,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-26 01:54:41,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-26 01:54:41,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-26 01:54:41,886 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-26 01:54:41,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-26 01:54:41,887 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-03-26 01:54:41,887 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-26 01:54:41,887 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-26 01:54:41,887 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-26 01:54:42,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-26 01:54:42,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-26 01:54:42,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-26 01:54:42,243 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-26 01:54:42,243 INFO L275 PluginConnector]: CDTParser initialized [2021-03-26 01:54:42,247 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i [2021-03-26 01:54:42,306 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e8fb99d6/14de429de756469abeafa3226c51a29f/FLAGacbd22cf4 [2021-03-26 01:54:42,865 INFO L306 CDTParser]: Found 1 translation units. [2021-03-26 01:54:42,865 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i [2021-03-26 01:54:42,881 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e8fb99d6/14de429de756469abeafa3226c51a29f/FLAGacbd22cf4 [2021-03-26 01:54:43,306 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e8fb99d6/14de429de756469abeafa3226c51a29f [2021-03-26 01:54:43,310 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-26 01:54:43,311 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-26 01:54:43,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-26 01:54:43,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-26 01:54:43,316 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-26 01:54:43,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 01:54:43" (1/1) ... [2021-03-26 01:54:43,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d24966 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:54:43, skipping insertion in model container [2021-03-26 01:54:43,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 01:54:43" (1/1) ... [2021-03-26 01:54:43,324 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-26 01:54:43,355 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-26 01:54:43,669 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i[29913,29926] [2021-03-26 01:54:43,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 01:54:43,706 INFO L203 MainTranslator]: Completed pre-run [2021-03-26 01:54:43,740 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i[29913,29926] [2021-03-26 01:54:43,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 01:54:43,832 INFO L208 MainTranslator]: Completed translation [2021-03-26 01:54:43,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:54:43 WrapperNode [2021-03-26 01:54:43,833 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-26 01:54:43,834 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-26 01:54:43,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-26 01:54:43,835 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-26 01:54:43,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:54:43" (1/1) ... [2021-03-26 01:54:43,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:54:43" (1/1) ... [2021-03-26 01:54:43,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-26 01:54:43,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-26 01:54:43,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-26 01:54:43,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-26 01:54:43,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:54:43" (1/1) ... [2021-03-26 01:54:43,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:54:43" (1/1) ... [2021-03-26 01:54:43,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:54:43" (1/1) ... [2021-03-26 01:54:43,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:54:43" (1/1) ... [2021-03-26 01:54:43,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:54:43" (1/1) ... [2021-03-26 01:54:43,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:54:43" (1/1) ... [2021-03-26 01:54:43,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:54:43" (1/1) ... [2021-03-26 01:54:43,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-26 01:54:43,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-26 01:54:43,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-26 01:54:43,933 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-26 01:54:43,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:54:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 01:54:44,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-26 01:54:44,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-26 01:54:44,005 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-26 01:54:44,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-26 01:54:44,006 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-03-26 01:54:44,006 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-03-26 01:54:44,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-26 01:54:44,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-26 01:54:44,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-26 01:54:44,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-26 01:54:44,008 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-26 01:54:44,352 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-26 01:54:44,353 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2021-03-26 01:54:44,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 01:54:44 BoogieIcfgContainer [2021-03-26 01:54:44,354 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-26 01:54:44,355 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-26 01:54:44,355 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-26 01:54:44,358 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-26 01:54:44,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.03 01:54:43" (1/3) ... [2021-03-26 01:54:44,359 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4002b6c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 01:54:44, skipping insertion in model container [2021-03-26 01:54:44,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 01:54:43" (2/3) ... [2021-03-26 01:54:44,359 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4002b6c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 01:54:44, skipping insertion in model container [2021-03-26 01:54:44,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 01:54:44" (3/3) ... [2021-03-26 01:54:44,364 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_02-simple_racefree.i [2021-03-26 01:54:44,369 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-26 01:54:44,373 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-26 01:54:44,374 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-26 01:54:44,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,403 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,403 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,404 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,404 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,411 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,412 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:44,417 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-03-26 01:54:44,433 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 01:54:44,465 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 01:54:44,465 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 01:54:44,465 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 01:54:44,465 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 01:54:44,465 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 01:54:44,465 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 01:54:44,466 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 01:54:44,466 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 01:54:44,490 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 94 places, 103 transitions, 214 flow [2021-03-26 01:54:44,552 INFO L129 PetriNetUnfolder]: 17/134 cut-off events. [2021-03-26 01:54:44,552 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 01:54:44,567 INFO L84 FinitePrefix]: Finished finitePrefix Result has 140 conditions, 134 events. 17/134 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 310 event pairs, 0 based on Foata normal form. 0/112 useless extension candidates. Maximal degree in co-relation 64. Up to 4 conditions per place. [2021-03-26 01:54:44,567 INFO L82 GeneralOperation]: Start removeDead. Operand has 94 places, 103 transitions, 214 flow [2021-03-26 01:54:44,573 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 90 places, 98 transitions, 201 flow [2021-03-26 01:54:44,574 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:54:44,584 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 90 places, 98 transitions, 201 flow [2021-03-26 01:54:44,586 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 90 places, 98 transitions, 201 flow [2021-03-26 01:54:44,589 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 98 transitions, 201 flow [2021-03-26 01:54:44,632 INFO L129 PetriNetUnfolder]: 16/129 cut-off events. [2021-03-26 01:54:44,632 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 01:54:44,633 INFO L84 FinitePrefix]: Finished finitePrefix Result has 134 conditions, 129 events. 16/129 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 307 event pairs, 0 based on Foata normal form. 0/107 useless extension candidates. Maximal degree in co-relation 64. Up to 4 conditions per place. [2021-03-26 01:54:44,639 INFO L142 LiptonReduction]: Number of co-enabled transitions 2016 [2021-03-26 01:54:45,887 INFO L154 LiptonReduction]: Checked pairs total: 892 [2021-03-26 01:54:45,887 INFO L156 LiptonReduction]: Total number of compositions: 54 [2021-03-26 01:54:45,891 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1318 [2021-03-26 01:54:45,907 INFO L129 PetriNetUnfolder]: 1/37 cut-off events. [2021-03-26 01:54:45,908 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 01:54:45,908 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:54:45,908 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:54:45,909 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:54:45,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:54:45,914 INFO L82 PathProgramCache]: Analyzing trace with hash 1823543939, now seen corresponding path program 1 times [2021-03-26 01:54:45,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:54:45,922 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711915436] [2021-03-26 01:54:45,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:54:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 01:54:46,019 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 01:54:46,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 01:54:46,044 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 01:54:46,064 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 01:54:46,064 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 01:54:46,065 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-26 01:54:46,065 WARN L342 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 01:54:46,066 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-03-26 01:54:46,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,079 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,079 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,080 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,080 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,084 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,084 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,085 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,085 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:46,095 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-03-26 01:54:46,095 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 01:54:46,096 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 01:54:46,096 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 01:54:46,096 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 01:54:46,097 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 01:54:46,097 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 01:54:46,097 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 01:54:46,097 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 01:54:46,097 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 01:54:46,099 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 119 places, 133 transitions, 284 flow [2021-03-26 01:54:46,121 INFO L129 PetriNetUnfolder]: 31/218 cut-off events. [2021-03-26 01:54:46,121 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 01:54:46,123 INFO L84 FinitePrefix]: Finished finitePrefix Result has 232 conditions, 218 events. 31/218 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 652 event pairs, 0 based on Foata normal form. 0/180 useless extension candidates. Maximal degree in co-relation 136. Up to 8 conditions per place. [2021-03-26 01:54:46,123 INFO L82 GeneralOperation]: Start removeDead. Operand has 119 places, 133 transitions, 284 flow [2021-03-26 01:54:46,125 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 119 places, 133 transitions, 284 flow [2021-03-26 01:54:46,125 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:54:46,125 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 119 places, 133 transitions, 284 flow [2021-03-26 01:54:46,126 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 119 places, 133 transitions, 284 flow [2021-03-26 01:54:46,142 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 119 places, 133 transitions, 284 flow [2021-03-26 01:54:46,162 INFO L129 PetriNetUnfolder]: 31/218 cut-off events. [2021-03-26 01:54:46,162 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 01:54:46,164 INFO L84 FinitePrefix]: Finished finitePrefix Result has 232 conditions, 218 events. 31/218 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 654 event pairs, 0 based on Foata normal form. 0/180 useless extension candidates. Maximal degree in co-relation 136. Up to 8 conditions per place. [2021-03-26 01:54:46,169 INFO L142 LiptonReduction]: Number of co-enabled transitions 6216 [2021-03-26 01:54:48,022 INFO L154 LiptonReduction]: Checked pairs total: 2455 [2021-03-26 01:54:48,022 INFO L156 LiptonReduction]: Total number of compositions: 63 [2021-03-26 01:54:48,022 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1897 [2021-03-26 01:54:48,026 INFO L129 PetriNetUnfolder]: 1/34 cut-off events. [2021-03-26 01:54:48,026 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 01:54:48,026 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:54:48,026 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:54:48,027 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:54:48,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:54:48,027 INFO L82 PathProgramCache]: Analyzing trace with hash -1861112873, now seen corresponding path program 1 times [2021-03-26 01:54:48,027 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:54:48,027 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226203355] [2021-03-26 01:54:48,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:54:48,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:54:48,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:48,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:48,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:48,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:48,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:48,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:48,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:54:48,100 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226203355] [2021-03-26 01:54:48,101 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 01:54:48,101 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 01:54:48,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247083564] [2021-03-26 01:54:48,108 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 01:54:48,108 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:54:48,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 01:54:48,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 01:54:48,120 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 150 out of 196 [2021-03-26 01:54:48,124 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 87 transitions, 192 flow. Second operand has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:48,124 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:54:48,124 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 150 of 196 [2021-03-26 01:54:48,125 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:54:48,156 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-03-26 01:54:48,156 INFO L130 PetriNetUnfolder]: For 6/9 co-relation queries the response was YES. [2021-03-26 01:54:48,157 INFO L84 FinitePrefix]: Finished finitePrefix Result has 141 conditions, 113 events. 2/113 cut-off events. For 6/9 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 263 event pairs, 0 based on Foata normal form. 53/158 useless extension candidates. Maximal degree in co-relation 83. Up to 10 conditions per place. [2021-03-26 01:54:48,158 INFO L132 encePairwiseOnDemand]: 179/196 looper letters, 8 selfloop transitions, 2 changer transitions 13/76 dead transitions. [2021-03-26 01:54:48,158 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 76 transitions, 190 flow [2021-03-26 01:54:48,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 01:54:48,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 01:54:48,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 481 transitions. [2021-03-26 01:54:48,170 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8180272108843537 [2021-03-26 01:54:48,171 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 481 transitions. [2021-03-26 01:54:48,171 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 481 transitions. [2021-03-26 01:54:48,173 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:54:48,174 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 481 transitions. [2021-03-26 01:54:48,177 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:48,183 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 196.0) internal successors, (784), 4 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:48,183 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 196.0) internal successors, (784), 4 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:48,185 INFO L185 Difference]: Start difference. First operand has 76 places, 87 transitions, 192 flow. Second operand 3 states and 481 transitions. [2021-03-26 01:54:48,186 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 76 transitions, 190 flow [2021-03-26 01:54:48,188 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 76 transitions, 190 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 01:54:48,190 INFO L241 Difference]: Finished difference. Result has 78 places, 60 transitions, 142 flow [2021-03-26 01:54:48,191 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=196, PETRI_DIFFERENCE_MINUEND_FLOW=162, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=72, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=70, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=142, PETRI_PLACES=78, PETRI_TRANSITIONS=60} [2021-03-26 01:54:48,192 INFO L343 CegarLoopForPetriNet]: 76 programPoint places, 2 predicate places. [2021-03-26 01:54:48,192 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:54:48,192 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 78 places, 60 transitions, 142 flow [2021-03-26 01:54:48,193 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 78 places, 60 transitions, 142 flow [2021-03-26 01:54:48,193 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 60 transitions, 142 flow [2021-03-26 01:54:48,199 INFO L129 PetriNetUnfolder]: 0/75 cut-off events. [2021-03-26 01:54:48,199 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-26 01:54:48,199 INFO L84 FinitePrefix]: Finished finitePrefix Result has 93 conditions, 75 events. 0/75 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 146 event pairs, 0 based on Foata normal form. 0/75 useless extension candidates. Maximal degree in co-relation 0. Up to 5 conditions per place. [2021-03-26 01:54:48,200 INFO L142 LiptonReduction]: Number of co-enabled transitions 1800 [2021-03-26 01:54:48,598 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-26 01:54:49,334 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-26 01:54:49,607 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 01:54:49,781 INFO L154 LiptonReduction]: Checked pairs total: 3106 [2021-03-26 01:54:49,781 INFO L156 LiptonReduction]: Total number of compositions: 27 [2021-03-26 01:54:49,781 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1589 [2021-03-26 01:54:49,783 INFO L480 AbstractCegarLoop]: Abstraction has has 43 places, 36 transitions, 94 flow [2021-03-26 01:54:49,784 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:49,784 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:54:49,784 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] [2021-03-26 01:54:49,784 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-26 01:54:49,784 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:54:49,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:54:49,785 INFO L82 PathProgramCache]: Analyzing trace with hash -1047987844, now seen corresponding path program 1 times [2021-03-26 01:54:49,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:54:49,785 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872476341] [2021-03-26 01:54:49,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:54:49,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:54:49,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:49,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:49,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:49,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:49,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:49,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:49,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:49,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:49,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:49,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:49,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:54:49,896 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872476341] [2021-03-26 01:54:49,896 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1971230446] [2021-03-26 01:54:49,896 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 [2021-03-26 01:54:50,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:54:50,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-26 01:54:50,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 01:54:50,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:54:50,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:54:50,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:54:50,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 01:54:50,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:54:50,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:54:50,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:54:50,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:54:50,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:50,170 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 01:54:50,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:50,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:50,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:54:50,198 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 01:54:50,198 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-26 01:54:50,198 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898331777] [2021-03-26 01:54:50,199 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 01:54:50,199 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:54:50,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 01:54:50,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 01:54:50,201 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 223 [2021-03-26 01:54:50,203 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 43 places, 36 transitions, 94 flow. Second operand has 7 states, 7 states have (on average 173.71428571428572) internal successors, (1216), 7 states have internal predecessors, (1216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:50,203 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:54:50,203 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 223 [2021-03-26 01:54:50,203 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:54:50,268 INFO L129 PetriNetUnfolder]: 0/42 cut-off events. [2021-03-26 01:54:50,268 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 01:54:50,268 INFO L84 FinitePrefix]: Finished finitePrefix Result has 73 conditions, 42 events. 0/42 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 68 event pairs, 0 based on Foata normal form. 1/43 useless extension candidates. Maximal degree in co-relation 0. Up to 5 conditions per place. [2021-03-26 01:54:50,268 INFO L132 encePairwiseOnDemand]: 217/223 looper letters, 8 selfloop transitions, 4 changer transitions 1/41 dead transitions. [2021-03-26 01:54:50,268 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 41 transitions, 130 flow [2021-03-26 01:54:50,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 01:54:50,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 01:54:50,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1046 transitions. [2021-03-26 01:54:50,273 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7817638266068759 [2021-03-26 01:54:50,273 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1046 transitions. [2021-03-26 01:54:50,273 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1046 transitions. [2021-03-26 01:54:50,274 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:54:50,274 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1046 transitions. [2021-03-26 01:54:50,277 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 174.33333333333334) internal successors, (1046), 6 states have internal predecessors, (1046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:50,282 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 223.0) internal successors, (1561), 7 states have internal predecessors, (1561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:50,283 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 223.0) internal successors, (1561), 7 states have internal predecessors, (1561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:50,283 INFO L185 Difference]: Start difference. First operand has 43 places, 36 transitions, 94 flow. Second operand 6 states and 1046 transitions. [2021-03-26 01:54:50,283 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 41 transitions, 130 flow [2021-03-26 01:54:50,284 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 41 transitions, 126 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-03-26 01:54:50,286 INFO L241 Difference]: Finished difference. Result has 49 places, 36 transitions, 106 flow [2021-03-26 01:54:50,288 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=90, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=106, PETRI_PLACES=49, PETRI_TRANSITIONS=36} [2021-03-26 01:54:50,288 INFO L343 CegarLoopForPetriNet]: 76 programPoint places, -27 predicate places. [2021-03-26 01:54:50,289 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:54:50,289 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 36 transitions, 106 flow [2021-03-26 01:54:50,289 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 36 transitions, 106 flow [2021-03-26 01:54:50,289 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 48 places, 36 transitions, 106 flow [2021-03-26 01:54:50,295 INFO L129 PetriNetUnfolder]: 0/41 cut-off events. [2021-03-26 01:54:50,295 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 01:54:50,295 INFO L84 FinitePrefix]: Finished finitePrefix Result has 66 conditions, 41 events. 0/41 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 61 event pairs, 0 based on Foata normal form. 0/41 useless extension candidates. Maximal degree in co-relation 0. Up to 4 conditions per place. [2021-03-26 01:54:50,296 INFO L142 LiptonReduction]: Number of co-enabled transitions 660 [2021-03-26 01:54:50,814 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-26 01:54:51,043 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-26 01:54:51,412 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-26 01:54:51,567 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-26 01:54:51,588 INFO L154 LiptonReduction]: Checked pairs total: 2436 [2021-03-26 01:54:51,588 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-26 01:54:51,589 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1300 [2021-03-26 01:54:51,590 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 31 transitions, 94 flow [2021-03-26 01:54:51,591 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 173.71428571428572) internal successors, (1216), 7 states have internal predecessors, (1216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:51,591 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:54:51,591 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:54:51,804 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-03-26 01:54:51,804 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:54:51,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:54:51,804 INFO L82 PathProgramCache]: Analyzing trace with hash 1352210996, now seen corresponding path program 1 times [2021-03-26 01:54:51,804 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:54:51,804 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760677388] [2021-03-26 01:54:51,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:54:51,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 01:54:51,831 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 01:54:51,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 01:54:51,845 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 01:54:51,851 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 01:54:51,852 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 01:54:51,852 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-26 01:54:51,852 WARN L342 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 01:54:51,853 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-03-26 01:54:51,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,880 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,880 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,881 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,881 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,884 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,884 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,884 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,884 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,884 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,884 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,884 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,884 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,884 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,884 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,884 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,885 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,885 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,885 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,885 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,885 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,885 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,885 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,885 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,885 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,885 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,887 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,887 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,887 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,887 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,887 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,887 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,887 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,887 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,887 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,887 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,888 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,888 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,889 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,889 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,889 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,889 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,889 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,889 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,889 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,889 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,889 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,889 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,889 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,890 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,890 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,890 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,890 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,890 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,890 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,890 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,890 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,890 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,891 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,891 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,891 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,891 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,891 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,891 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,891 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,891 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,893 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,894 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,894 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,894 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,894 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,894 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,894 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,894 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,894 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,897 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,897 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,897 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,897 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,897 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,898 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,898 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,898 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,898 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:51,903 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-26 01:54:51,903 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 01:54:51,904 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 01:54:51,904 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 01:54:51,904 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 01:54:51,904 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 01:54:51,904 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 01:54:51,904 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 01:54:51,904 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 01:54:51,904 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 01:54:51,906 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 144 places, 163 transitions, 356 flow [2021-03-26 01:54:51,938 INFO L129 PetriNetUnfolder]: 50/333 cut-off events. [2021-03-26 01:54:51,939 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-26 01:54:51,942 INFO L84 FinitePrefix]: Finished finitePrefix Result has 361 conditions, 333 events. 50/333 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1138 event pairs, 1 based on Foata normal form. 0/275 useless extension candidates. Maximal degree in co-relation 226. Up to 16 conditions per place. [2021-03-26 01:54:51,942 INFO L82 GeneralOperation]: Start removeDead. Operand has 144 places, 163 transitions, 356 flow [2021-03-26 01:54:51,944 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 144 places, 163 transitions, 356 flow [2021-03-26 01:54:51,944 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:54:51,945 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 144 places, 163 transitions, 356 flow [2021-03-26 01:54:51,945 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 144 places, 163 transitions, 356 flow [2021-03-26 01:54:51,946 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 144 places, 163 transitions, 356 flow [2021-03-26 01:54:51,976 INFO L129 PetriNetUnfolder]: 50/333 cut-off events. [2021-03-26 01:54:51,976 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-26 01:54:51,979 INFO L84 FinitePrefix]: Finished finitePrefix Result has 361 conditions, 333 events. 50/333 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1136 event pairs, 1 based on Foata normal form. 0/275 useless extension candidates. Maximal degree in co-relation 226. Up to 16 conditions per place. [2021-03-26 01:54:51,987 INFO L142 LiptonReduction]: Number of co-enabled transitions 11928 [2021-03-26 01:54:53,915 INFO L154 LiptonReduction]: Checked pairs total: 4669 [2021-03-26 01:54:53,915 INFO L156 LiptonReduction]: Total number of compositions: 71 [2021-03-26 01:54:53,916 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1972 [2021-03-26 01:54:53,920 INFO L129 PetriNetUnfolder]: 2/39 cut-off events. [2021-03-26 01:54:53,920 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 01:54:53,921 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:54:53,921 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:54:53,921 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:54:53,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:54:53,921 INFO L82 PathProgramCache]: Analyzing trace with hash 2032363285, now seen corresponding path program 1 times [2021-03-26 01:54:53,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:54:53,922 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341277030] [2021-03-26 01:54:53,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:54:53,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:54:53,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:53,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:53,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:53,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:53,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:53,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:53,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:54:53,944 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341277030] [2021-03-26 01:54:53,944 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 01:54:53,944 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 01:54:53,944 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283994668] [2021-03-26 01:54:53,944 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 01:54:53,944 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:54:53,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 01:54:53,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 01:54:53,952 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 234 [2021-03-26 01:54:53,953 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 114 transitions, 258 flow. Second operand has 3 states, 3 states have (on average 178.66666666666666) internal successors, (536), 3 states have internal predecessors, (536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:53,953 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:54:53,953 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 234 [2021-03-26 01:54:53,953 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:54:54,015 INFO L129 PetriNetUnfolder]: 7/189 cut-off events. [2021-03-26 01:54:54,015 INFO L130 PetriNetUnfolder]: For 19/24 co-relation queries the response was YES. [2021-03-26 01:54:54,015 INFO L84 FinitePrefix]: Finished finitePrefix Result has 236 conditions, 189 events. 7/189 cut-off events. For 19/24 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 608 event pairs, 1 based on Foata normal form. 114/289 useless extension candidates. Maximal degree in co-relation 151. Up to 15 conditions per place. [2021-03-26 01:54:54,016 INFO L132 encePairwiseOnDemand]: 211/234 looper letters, 8 selfloop transitions, 2 changer transitions 14/96 dead transitions. [2021-03-26 01:54:54,016 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 96 transitions, 242 flow [2021-03-26 01:54:54,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 01:54:54,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 01:54:54,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 571 transitions. [2021-03-26 01:54:54,018 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8133903133903134 [2021-03-26 01:54:54,018 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 571 transitions. [2021-03-26 01:54:54,018 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 571 transitions. [2021-03-26 01:54:54,018 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:54:54,018 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 571 transitions. [2021-03-26 01:54:54,020 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 190.33333333333334) internal successors, (571), 3 states have internal predecessors, (571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:54,021 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 234.0) internal successors, (936), 4 states have internal predecessors, (936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:54,021 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 234.0) internal successors, (936), 4 states have internal predecessors, (936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:54,021 INFO L185 Difference]: Start difference. First operand has 98 places, 114 transitions, 258 flow. Second operand 3 states and 571 transitions. [2021-03-26 01:54:54,022 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 98 places, 96 transitions, 242 flow [2021-03-26 01:54:54,023 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 98 places, 96 transitions, 242 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 01:54:54,024 INFO L241 Difference]: Finished difference. Result has 99 places, 79 transitions, 189 flow [2021-03-26 01:54:54,024 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=234, PETRI_DIFFERENCE_MINUEND_FLOW=214, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=189, PETRI_PLACES=99, PETRI_TRANSITIONS=79} [2021-03-26 01:54:54,024 INFO L343 CegarLoopForPetriNet]: 98 programPoint places, 1 predicate places. [2021-03-26 01:54:54,024 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:54:54,025 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 99 places, 79 transitions, 189 flow [2021-03-26 01:54:54,025 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 99 places, 79 transitions, 189 flow [2021-03-26 01:54:54,025 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 88 places, 79 transitions, 189 flow [2021-03-26 01:54:54,033 INFO L129 PetriNetUnfolder]: 0/108 cut-off events. [2021-03-26 01:54:54,033 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-03-26 01:54:54,033 INFO L84 FinitePrefix]: Finished finitePrefix Result has 134 conditions, 108 events. 0/108 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 251 event pairs, 0 based on Foata normal form. 0/108 useless extension candidates. Maximal degree in co-relation 0. Up to 7 conditions per place. [2021-03-26 01:54:54,035 INFO L142 LiptonReduction]: Number of co-enabled transitions 3708 [2021-03-26 01:54:55,049 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 01:54:55,177 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-03-26 01:54:55,294 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 01:54:55,426 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-03-26 01:54:55,909 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2021-03-26 01:54:56,052 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-26 01:54:56,389 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2021-03-26 01:54:56,531 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-26 01:54:56,535 INFO L154 LiptonReduction]: Checked pairs total: 6890 [2021-03-26 01:54:56,536 INFO L156 LiptonReduction]: Total number of compositions: 35 [2021-03-26 01:54:56,536 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2512 [2021-03-26 01:54:56,537 INFO L480 AbstractCegarLoop]: Abstraction has has 55 places, 46 transitions, 123 flow [2021-03-26 01:54:56,537 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 178.66666666666666) internal successors, (536), 3 states have internal predecessors, (536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:56,537 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:54:56,537 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] [2021-03-26 01:54:56,538 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-26 01:54:56,538 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:54:56,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:54:56,538 INFO L82 PathProgramCache]: Analyzing trace with hash 750136792, now seen corresponding path program 1 times [2021-03-26 01:54:56,538 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:54:56,538 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990699736] [2021-03-26 01:54:56,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:54:56,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:54:56,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:54:56,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990699736] [2021-03-26 01:54:56,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1860813796] [2021-03-26 01:54:56,574 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 [2021-03-26 01:54:56,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:54:56,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-26 01:54:56,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 01:54:56,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:54:56,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:54:56,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:54:56,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 01:54:56,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:54:56,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:54:56,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:54:56,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:54:56,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:56,732 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 01:54:56,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:56,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:56,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:54:56,747 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 01:54:56,747 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-26 01:54:56,748 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557435957] [2021-03-26 01:54:56,748 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 01:54:56,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:54:56,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 01:54:56,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 01:54:56,751 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 206 out of 269 [2021-03-26 01:54:56,752 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 46 transitions, 123 flow. Second operand has 7 states, 7 states have (on average 207.71428571428572) internal successors, (1454), 7 states have internal predecessors, (1454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:56,752 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:54:56,752 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 206 of 269 [2021-03-26 01:54:56,752 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:54:56,800 INFO L129 PetriNetUnfolder]: 0/63 cut-off events. [2021-03-26 01:54:56,801 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-03-26 01:54:56,801 INFO L84 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 63 events. 0/63 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 112 event pairs, 0 based on Foata normal form. 1/64 useless extension candidates. Maximal degree in co-relation 0. Up to 12 conditions per place. [2021-03-26 01:54:56,801 INFO L132 encePairwiseOnDemand]: 263/269 looper letters, 11 selfloop transitions, 4 changer transitions 1/54 dead transitions. [2021-03-26 01:54:56,801 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 54 transitions, 173 flow [2021-03-26 01:54:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 01:54:56,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 01:54:56,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1253 transitions. [2021-03-26 01:54:56,804 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7763320941759604 [2021-03-26 01:54:56,804 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1253 transitions. [2021-03-26 01:54:56,804 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1253 transitions. [2021-03-26 01:54:56,805 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:54:56,805 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1253 transitions. [2021-03-26 01:54:56,807 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 208.83333333333334) internal successors, (1253), 6 states have internal predecessors, (1253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:56,810 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 269.0) internal successors, (1883), 7 states have internal predecessors, (1883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:56,811 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 269.0) internal successors, (1883), 7 states have internal predecessors, (1883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:56,811 INFO L185 Difference]: Start difference. First operand has 55 places, 46 transitions, 123 flow. Second operand 6 states and 1253 transitions. [2021-03-26 01:54:56,811 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 54 transitions, 173 flow [2021-03-26 01:54:56,813 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 54 transitions, 165 flow, removed 3 selfloop flow, removed 1 redundant places. [2021-03-26 01:54:56,815 INFO L241 Difference]: Finished difference. Result has 62 places, 48 transitions, 143 flow [2021-03-26 01:54:56,815 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=115, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=143, PETRI_PLACES=62, PETRI_TRANSITIONS=48} [2021-03-26 01:54:56,815 INFO L343 CegarLoopForPetriNet]: 98 programPoint places, -36 predicate places. [2021-03-26 01:54:56,815 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:54:56,815 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 62 places, 48 transitions, 143 flow [2021-03-26 01:54:56,815 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 62 places, 48 transitions, 143 flow [2021-03-26 01:54:56,816 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 61 places, 48 transitions, 143 flow [2021-03-26 01:54:56,820 INFO L129 PetriNetUnfolder]: 0/62 cut-off events. [2021-03-26 01:54:56,820 INFO L130 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2021-03-26 01:54:56,820 INFO L84 FinitePrefix]: Finished finitePrefix Result has 100 conditions, 62 events. 0/62 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 106 event pairs, 0 based on Foata normal form. 0/62 useless extension candidates. Maximal degree in co-relation 0. Up to 6 conditions per place. [2021-03-26 01:54:56,821 INFO L142 LiptonReduction]: Number of co-enabled transitions 1400 [2021-03-26 01:54:56,979 INFO L154 LiptonReduction]: Checked pairs total: 5704 [2021-03-26 01:54:56,979 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-26 01:54:56,979 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 164 [2021-03-26 01:54:56,980 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 46 transitions, 141 flow [2021-03-26 01:54:56,981 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 207.71428571428572) internal successors, (1454), 7 states have internal predecessors, (1454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:56,981 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:54:56,982 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:54:57,195 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 01:54:57,196 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:54:57,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:54:57,196 INFO L82 PathProgramCache]: Analyzing trace with hash -2043911365, now seen corresponding path program 1 times [2021-03-26 01:54:57,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:54:57,197 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085559784] [2021-03-26 01:54:57,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:54:57,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:54:57,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 01:54:57,268 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-03-26 01:54:57,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085559784] [2021-03-26 01:54:57,268 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 01:54:57,268 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 01:54:57,269 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832608226] [2021-03-26 01:54:57,269 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 01:54:57,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:54:57,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 01:54:57,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 01:54:57,270 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 195 out of 274 [2021-03-26 01:54:57,271 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 46 transitions, 141 flow. Second operand has 4 states, 4 states have (on average 195.75) internal successors, (783), 4 states have internal predecessors, (783), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:57,271 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:54:57,271 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 195 of 274 [2021-03-26 01:54:57,271 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:54:57,396 INFO L129 PetriNetUnfolder]: 484/1076 cut-off events. [2021-03-26 01:54:57,396 INFO L130 PetriNetUnfolder]: For 15/15 co-relation queries the response was YES. [2021-03-26 01:54:57,400 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 7465 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. [2021-03-26 01:54:57,405 INFO L132 encePairwiseOnDemand]: 269/274 looper letters, 16 selfloop transitions, 4 changer transitions 0/52 dead transitions. [2021-03-26 01:54:57,405 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 52 transitions, 193 flow [2021-03-26 01:54:57,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 01:54:57,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 01:54:57,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 606 transitions. [2021-03-26 01:54:57,407 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7372262773722628 [2021-03-26 01:54:57,407 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 606 transitions. [2021-03-26 01:54:57,407 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 606 transitions. [2021-03-26 01:54:57,408 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:54:57,408 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 606 transitions. [2021-03-26 01:54:57,409 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 202.0) internal successors, (606), 3 states have internal predecessors, (606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:57,410 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 274.0) internal successors, (1096), 4 states have internal predecessors, (1096), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:57,410 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 274.0) internal successors, (1096), 4 states have internal predecessors, (1096), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:57,410 INFO L185 Difference]: Start difference. First operand has 59 places, 46 transitions, 141 flow. Second operand 3 states and 606 transitions. [2021-03-26 01:54:57,411 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 52 transitions, 193 flow [2021-03-26 01:54:57,412 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 52 transitions, 179 flow, removed 5 selfloop flow, removed 3 redundant places. [2021-03-26 01:54:57,412 INFO L241 Difference]: Finished difference. Result has 59 places, 49 transitions, 153 flow [2021-03-26 01:54:57,413 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=127, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=153, PETRI_PLACES=59, PETRI_TRANSITIONS=49} [2021-03-26 01:54:57,413 INFO L343 CegarLoopForPetriNet]: 98 programPoint places, -39 predicate places. [2021-03-26 01:54:57,413 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:54:57,413 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 59 places, 49 transitions, 153 flow [2021-03-26 01:54:57,413 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 59 places, 49 transitions, 153 flow [2021-03-26 01:54:57,414 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 59 places, 49 transitions, 153 flow [2021-03-26 01:54:57,425 INFO L129 PetriNetUnfolder]: 16/140 cut-off events. [2021-03-26 01:54:57,425 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-03-26 01:54:57,425 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 519 event pairs, 7 based on Foata normal form. 0/135 useless extension candidates. Maximal degree in co-relation 180. Up to 34 conditions per place. [2021-03-26 01:54:57,427 INFO L142 LiptonReduction]: Number of co-enabled transitions 1384 [2021-03-26 01:54:57,475 INFO L154 LiptonReduction]: Checked pairs total: 4852 [2021-03-26 01:54:57,475 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 01:54:57,475 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 62 [2021-03-26 01:54:57,476 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 46 transitions, 147 flow [2021-03-26 01:54:57,477 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 195.75) internal successors, (783), 4 states have internal predecessors, (783), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:57,477 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:54:57,477 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:54:57,477 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-26 01:54:57,477 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:54:57,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:54:57,478 INFO L82 PathProgramCache]: Analyzing trace with hash -477721630, now seen corresponding path program 1 times [2021-03-26 01:54:57,478 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:54:57,478 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617141866] [2021-03-26 01:54:57,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:54:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:54:57,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:57,545 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:54:57,545 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617141866] [2021-03-26 01:54:57,545 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [269210007] [2021-03-26 01:54:57,545 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 [2021-03-26 01:54:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:54:57,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-26 01:54:57,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 01:54:57,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:54:57,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:54:57,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:54:57,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:54:57,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:54:57,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:54:57,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:54:57,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:54:57,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:54:57,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:54:57,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:54:57,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:54:57,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:54:57,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 01:54:57,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:54:57,696 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 01:54:57,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:57,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:57,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:57,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:57,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:57,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:57,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:54:57,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:54:57,699 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:54:57,699 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 01:54:57,699 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-26 01:54:57,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947421531] [2021-03-26 01:54:57,699 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 01:54:57,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:54:57,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 01:54:57,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-26 01:54:57,701 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 208 out of 277 [2021-03-26 01:54:57,703 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 46 transitions, 147 flow. Second operand has 6 states, 6 states have (on average 210.0) internal successors, (1260), 6 states have internal predecessors, (1260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:57,703 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:54:57,703 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 208 of 277 [2021-03-26 01:54:57,703 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:54:57,736 INFO L129 PetriNetUnfolder]: 14/121 cut-off events. [2021-03-26 01:54:57,736 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-03-26 01:54:57,737 INFO L84 FinitePrefix]: Finished finitePrefix Result has 195 conditions, 121 events. 14/121 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 421 event pairs, 6 based on Foata normal form. 1/120 useless extension candidates. Maximal degree in co-relation 161. Up to 29 conditions per place. [2021-03-26 01:54:57,737 INFO L132 encePairwiseOnDemand]: 272/277 looper letters, 9 selfloop transitions, 4 changer transitions 0/52 dead transitions. [2021-03-26 01:54:57,737 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 52 transitions, 185 flow [2021-03-26 01:54:57,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 01:54:57,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 01:54:57,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1054 transitions. [2021-03-26 01:54:57,740 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7610108303249098 [2021-03-26 01:54:57,740 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1054 transitions. [2021-03-26 01:54:57,740 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1054 transitions. [2021-03-26 01:54:57,743 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:54:57,743 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1054 transitions. [2021-03-26 01:54:57,747 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 210.8) internal successors, (1054), 5 states have internal predecessors, (1054), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:57,750 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 277.0) internal successors, (1662), 6 states have internal predecessors, (1662), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:57,751 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 277.0) internal successors, (1662), 6 states have internal predecessors, (1662), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:57,751 INFO L185 Difference]: Start difference. First operand has 56 places, 46 transitions, 147 flow. Second operand 5 states and 1054 transitions. [2021-03-26 01:54:57,751 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 52 transitions, 185 flow [2021-03-26 01:54:57,754 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 52 transitions, 179 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-03-26 01:54:57,755 INFO L241 Difference]: Finished difference. Result has 60 places, 46 transitions, 153 flow [2021-03-26 01:54:57,755 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=277, PETRI_DIFFERENCE_MINUEND_FLOW=141, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=153, PETRI_PLACES=60, PETRI_TRANSITIONS=46} [2021-03-26 01:54:57,756 INFO L343 CegarLoopForPetriNet]: 98 programPoint places, -38 predicate places. [2021-03-26 01:54:57,756 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:54:57,756 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 60 places, 46 transitions, 153 flow [2021-03-26 01:54:57,756 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 60 places, 46 transitions, 153 flow [2021-03-26 01:54:57,756 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 60 places, 46 transitions, 153 flow [2021-03-26 01:54:57,764 INFO L129 PetriNetUnfolder]: 14/103 cut-off events. [2021-03-26 01:54:57,764 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-03-26 01:54:57,764 INFO L84 FinitePrefix]: Finished finitePrefix Result has 166 conditions, 103 events. 14/103 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 354 event pairs, 6 based on Foata normal form. 0/101 useless extension candidates. Maximal degree in co-relation 136. Up to 29 conditions per place. [2021-03-26 01:54:57,766 INFO L142 LiptonReduction]: Number of co-enabled transitions 1208 [2021-03-26 01:54:57,788 INFO L154 LiptonReduction]: Checked pairs total: 1523 [2021-03-26 01:54:57,788 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 01:54:57,789 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 33 [2021-03-26 01:54:57,790 INFO L480 AbstractCegarLoop]: Abstraction has has 60 places, 46 transitions, 153 flow [2021-03-26 01:54:57,790 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 210.0) internal successors, (1260), 6 states have internal predecessors, (1260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:54:57,790 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:54:57,791 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:54:58,003 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 01:54:58,004 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:54:58,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:54:58,004 INFO L82 PathProgramCache]: Analyzing trace with hash -461050815, now seen corresponding path program 1 times [2021-03-26 01:54:58,004 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:54:58,004 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89875403] [2021-03-26 01:54:58,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:54:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 01:54:58,019 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 01:54:58,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 01:54:58,027 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 01:54:58,032 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 01:54:58,032 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 01:54:58,032 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-26 01:54:58,032 WARN L342 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 01:54:58,033 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-03-26 01:54:58,043 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,044 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,044 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,044 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,044 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,044 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,044 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,044 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,044 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,044 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,044 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,044 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,045 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,046 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,046 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,046 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,046 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,046 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,046 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,046 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,046 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,046 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,046 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,046 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,046 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,046 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,047 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,047 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,047 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,047 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,047 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,047 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,047 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,047 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,047 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,047 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,047 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,048 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,048 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,048 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,048 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,048 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,048 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,048 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,048 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,048 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,048 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,048 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,048 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,048 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,049 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,049 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,049 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,049 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,049 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,049 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,049 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,049 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,049 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,049 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,049 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,050 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,050 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,050 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,050 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,050 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,050 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,050 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,050 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,050 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,050 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,050 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,051 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,052 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,052 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,052 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,053 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,053 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,053 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,054 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,055 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,055 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,055 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,055 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,055 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,055 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,055 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,055 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,055 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,055 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,056 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,056 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,057 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,057 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,057 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,057 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,057 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,057 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,057 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,057 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,057 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,058 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,058 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,058 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,058 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,058 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,058 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,058 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,059 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,059 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,059 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,059 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,060 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,060 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,060 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,060 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,060 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,060 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,060 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:54:58,063 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-26 01:54:58,063 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 01:54:58,064 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 01:54:58,064 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 01:54:58,064 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 01:54:58,064 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 01:54:58,064 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 01:54:58,064 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 01:54:58,064 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 01:54:58,064 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 01:54:58,065 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 169 places, 193 transitions, 430 flow [2021-03-26 01:54:58,107 INFO L129 PetriNetUnfolder]: 81/512 cut-off events. [2021-03-26 01:54:58,107 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-03-26 01:54:58,112 INFO L84 FinitePrefix]: Finished finitePrefix Result has 567 conditions, 512 events. 81/512 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2023 event pairs, 6 based on Foata normal form. 0/426 useless extension candidates. Maximal degree in co-relation 353. Up to 32 conditions per place. [2021-03-26 01:54:58,112 INFO L82 GeneralOperation]: Start removeDead. Operand has 169 places, 193 transitions, 430 flow [2021-03-26 01:54:58,116 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 169 places, 193 transitions, 430 flow [2021-03-26 01:54:58,116 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:54:58,117 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 169 places, 193 transitions, 430 flow [2021-03-26 01:54:58,117 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 169 places, 193 transitions, 430 flow [2021-03-26 01:54:58,118 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 169 places, 193 transitions, 430 flow [2021-03-26 01:54:58,159 INFO L129 PetriNetUnfolder]: 81/512 cut-off events. [2021-03-26 01:54:58,159 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-03-26 01:54:58,164 INFO L84 FinitePrefix]: Finished finitePrefix Result has 567 conditions, 512 events. 81/512 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2047 event pairs, 6 based on Foata normal form. 0/426 useless extension candidates. Maximal degree in co-relation 353. Up to 32 conditions per place. [2021-03-26 01:54:58,180 INFO L142 LiptonReduction]: Number of co-enabled transitions 19376 [2021-03-26 01:55:00,144 INFO L154 LiptonReduction]: Checked pairs total: 7566 [2021-03-26 01:55:00,144 INFO L156 LiptonReduction]: Total number of compositions: 81 [2021-03-26 01:55:00,145 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2029 [2021-03-26 01:55:00,149 INFO L129 PetriNetUnfolder]: 2/39 cut-off events. [2021-03-26 01:55:00,149 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 01:55:00,149 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:00,149 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:55:00,150 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:00,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:00,150 INFO L82 PathProgramCache]: Analyzing trace with hash 544847734, now seen corresponding path program 1 times [2021-03-26 01:55:00,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:00,150 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335737886] [2021-03-26 01:55:00,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:00,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:00,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:00,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:00,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:00,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:00,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:00,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:00,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:00,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335737886] [2021-03-26 01:55:00,166 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 01:55:00,166 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 01:55:00,167 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804368462] [2021-03-26 01:55:00,167 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 01:55:00,167 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:55:00,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 01:55:00,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 01:55:00,168 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 205 out of 274 [2021-03-26 01:55:00,169 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 119 places, 140 transitions, 324 flow. Second operand has 3 states, 3 states have (on average 205.66666666666666) internal successors, (617), 3 states have internal predecessors, (617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:00,169 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:55:00,169 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 205 of 274 [2021-03-26 01:55:00,169 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:55:00,230 INFO L129 PetriNetUnfolder]: 20/310 cut-off events. [2021-03-26 01:55:00,230 INFO L130 PetriNetUnfolder]: For 48/55 co-relation queries the response was YES. [2021-03-26 01:55:00,231 INFO L84 FinitePrefix]: Finished finitePrefix Result has 389 conditions, 310 events. 20/310 cut-off events. For 48/55 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1226 event pairs, 6 based on Foata normal form. 205/491 useless extension candidates. Maximal degree in co-relation 247. Up to 32 conditions per place. [2021-03-26 01:55:00,231 INFO L132 encePairwiseOnDemand]: 245/274 looper letters, 8 selfloop transitions, 2 changer transitions 15/117 dead transitions. [2021-03-26 01:55:00,232 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 117 transitions, 298 flow [2021-03-26 01:55:00,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 01:55:00,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 01:55:00,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 658 transitions. [2021-03-26 01:55:00,233 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8004866180048662 [2021-03-26 01:55:00,234 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 658 transitions. [2021-03-26 01:55:00,234 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 658 transitions. [2021-03-26 01:55:00,234 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:55:00,234 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 658 transitions. [2021-03-26 01:55:00,235 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 219.33333333333334) internal successors, (658), 3 states have internal predecessors, (658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:00,237 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 274.0) internal successors, (1096), 4 states have internal predecessors, (1096), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:00,237 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 274.0) internal successors, (1096), 4 states have internal predecessors, (1096), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:00,237 INFO L185 Difference]: Start difference. First operand has 119 places, 140 transitions, 324 flow. Second operand 3 states and 658 transitions. [2021-03-26 01:55:00,237 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 117 transitions, 298 flow [2021-03-26 01:55:00,239 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 117 transitions, 298 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 01:55:00,242 INFO L241 Difference]: Finished difference. Result has 121 places, 99 transitions, 240 flow [2021-03-26 01:55:00,243 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=270, PETRI_DIFFERENCE_MINUEND_PLACES=118, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=113, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=240, PETRI_PLACES=121, PETRI_TRANSITIONS=99} [2021-03-26 01:55:00,243 INFO L343 CegarLoopForPetriNet]: 119 programPoint places, 2 predicate places. [2021-03-26 01:55:00,243 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:00,243 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 121 places, 99 transitions, 240 flow [2021-03-26 01:55:00,243 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 121 places, 99 transitions, 240 flow [2021-03-26 01:55:00,244 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 110 places, 99 transitions, 240 flow [2021-03-26 01:55:00,254 INFO L129 PetriNetUnfolder]: 0/142 cut-off events. [2021-03-26 01:55:00,254 INFO L130 PetriNetUnfolder]: For 17/17 co-relation queries the response was YES. [2021-03-26 01:55:00,254 INFO L84 FinitePrefix]: Finished finitePrefix Result has 177 conditions, 142 events. 0/142 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 385 event pairs, 0 based on Foata normal form. 0/142 useless extension candidates. Maximal degree in co-relation 0. Up to 9 conditions per place. [2021-03-26 01:55:00,257 INFO L142 LiptonReduction]: Number of co-enabled transitions 6440 [2021-03-26 01:55:01,804 INFO L154 LiptonReduction]: Checked pairs total: 10135 [2021-03-26 01:55:01,805 INFO L156 LiptonReduction]: Total number of compositions: 43 [2021-03-26 01:55:01,805 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1562 [2021-03-26 01:55:01,806 INFO L480 AbstractCegarLoop]: Abstraction has has 69 places, 58 transitions, 158 flow [2021-03-26 01:55:01,807 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 205.66666666666666) internal successors, (617), 3 states have internal predecessors, (617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:01,807 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:01,807 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] [2021-03-26 01:55:01,807 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-26 01:55:01,807 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:01,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:01,808 INFO L82 PathProgramCache]: Analyzing trace with hash -483923270, now seen corresponding path program 1 times [2021-03-26 01:55:01,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:01,808 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303496450] [2021-03-26 01:55:01,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:01,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:01,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303496450] [2021-03-26 01:55:01,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [220642952] [2021-03-26 01:55:01,849 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 [2021-03-26 01:55:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:01,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-26 01:55:01,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 01:55:01,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:01,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:01,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:01,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 01:55:01,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:01,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:01,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:01,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:01,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:01,951 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 01:55:01,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:01,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:01,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:01,963 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 01:55:01,963 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-26 01:55:01,963 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535625828] [2021-03-26 01:55:01,963 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 01:55:01,963 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:55:01,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 01:55:01,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 01:55:01,965 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 244 out of 317 [2021-03-26 01:55:01,967 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 58 transitions, 158 flow. Second operand has 7 states, 7 states have (on average 245.71428571428572) internal successors, (1720), 7 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:01,967 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:55:01,967 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 244 of 317 [2021-03-26 01:55:01,967 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:55:02,003 INFO L129 PetriNetUnfolder]: 0/85 cut-off events. [2021-03-26 01:55:02,003 INFO L130 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2021-03-26 01:55:02,003 INFO L84 FinitePrefix]: Finished finitePrefix Result has 146 conditions, 85 events. 0/85 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 159 event pairs, 0 based on Foata normal form. 1/86 useless extension candidates. Maximal degree in co-relation 0. Up to 18 conditions per place. [2021-03-26 01:55:02,004 INFO L132 encePairwiseOnDemand]: 311/317 looper letters, 11 selfloop transitions, 4 changer transitions 1/66 dead transitions. [2021-03-26 01:55:02,004 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 66 transitions, 208 flow [2021-03-26 01:55:02,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 01:55:02,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 01:55:02,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1481 transitions. [2021-03-26 01:55:02,007 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7786540483701367 [2021-03-26 01:55:02,007 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1481 transitions. [2021-03-26 01:55:02,007 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1481 transitions. [2021-03-26 01:55:02,008 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:55:02,008 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1481 transitions. [2021-03-26 01:55:02,011 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 246.83333333333334) internal successors, (1481), 6 states have internal predecessors, (1481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:02,013 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 317.0) internal successors, (2219), 7 states have internal predecessors, (2219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:02,014 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 317.0) internal successors, (2219), 7 states have internal predecessors, (2219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:02,014 INFO L185 Difference]: Start difference. First operand has 69 places, 58 transitions, 158 flow. Second operand 6 states and 1481 transitions. [2021-03-26 01:55:02,014 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 66 transitions, 208 flow [2021-03-26 01:55:02,015 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 73 places, 66 transitions, 194 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-03-26 01:55:02,016 INFO L241 Difference]: Finished difference. Result has 76 places, 60 transitions, 172 flow [2021-03-26 01:55:02,016 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=317, PETRI_DIFFERENCE_MINUEND_FLOW=144, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=172, PETRI_PLACES=76, PETRI_TRANSITIONS=60} [2021-03-26 01:55:02,016 INFO L343 CegarLoopForPetriNet]: 119 programPoint places, -43 predicate places. [2021-03-26 01:55:02,016 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:02,016 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 76 places, 60 transitions, 172 flow [2021-03-26 01:55:02,017 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 76 places, 60 transitions, 172 flow [2021-03-26 01:55:02,017 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 75 places, 60 transitions, 172 flow [2021-03-26 01:55:02,023 INFO L129 PetriNetUnfolder]: 0/84 cut-off events. [2021-03-26 01:55:02,024 INFO L130 PetriNetUnfolder]: For 15/15 co-relation queries the response was YES. [2021-03-26 01:55:02,024 INFO L84 FinitePrefix]: Finished finitePrefix Result has 132 conditions, 84 events. 0/84 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 150 event pairs, 0 based on Foata normal form. 0/84 useless extension candidates. Maximal degree in co-relation 0. Up to 8 conditions per place. [2021-03-26 01:55:02,025 INFO L142 LiptonReduction]: Number of co-enabled transitions 2280 [2021-03-26 01:55:02,364 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-26 01:55:02,500 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-26 01:55:02,810 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-26 01:55:02,941 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-26 01:55:03,039 INFO L154 LiptonReduction]: Checked pairs total: 9794 [2021-03-26 01:55:03,039 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-26 01:55:03,039 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1023 [2021-03-26 01:55:03,040 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 57 transitions, 166 flow [2021-03-26 01:55:03,041 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 245.71428571428572) internal successors, (1720), 7 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:03,041 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:03,041 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:55:03,251 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 01:55:03,254 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:03,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:03,254 INFO L82 PathProgramCache]: Analyzing trace with hash 586250060, now seen corresponding path program 1 times [2021-03-26 01:55:03,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:03,254 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597858154] [2021-03-26 01:55:03,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:03,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:03,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:03,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:03,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:03,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:03,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 01:55:03,294 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-03-26 01:55:03,294 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597858154] [2021-03-26 01:55:03,294 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 01:55:03,294 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 01:55:03,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029101182] [2021-03-26 01:55:03,294 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 01:55:03,295 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:55:03,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 01:55:03,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 01:55:03,296 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 225 out of 322 [2021-03-26 01:55:03,298 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 57 transitions, 166 flow. Second operand has 4 states, 4 states have (on average 225.75) internal successors, (903), 4 states have internal predecessors, (903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:03,298 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:55:03,298 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 225 of 322 [2021-03-26 01:55:03,298 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:55:03,909 INFO L129 PetriNetUnfolder]: 3620/6577 cut-off events. [2021-03-26 01:55:03,909 INFO L130 PetriNetUnfolder]: For 17/17 co-relation queries the response was YES. [2021-03-26 01:55:03,938 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 54326 event pairs, 2965 based on Foata normal form. 14/6350 useless extension candidates. Maximal degree in co-relation 11586. Up to 4960 conditions per place. [2021-03-26 01:55:03,980 INFO L132 encePairwiseOnDemand]: 316/322 looper letters, 21 selfloop transitions, 5 changer transitions 0/65 dead transitions. [2021-03-26 01:55:03,980 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 65 transitions, 234 flow [2021-03-26 01:55:03,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 01:55:03,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 01:55:03,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 702 transitions. [2021-03-26 01:55:03,982 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7267080745341615 [2021-03-26 01:55:03,982 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 702 transitions. [2021-03-26 01:55:03,983 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 702 transitions. [2021-03-26 01:55:03,983 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:55:03,983 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 702 transitions. [2021-03-26 01:55:03,984 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) [2021-03-26 01:55:03,986 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 322.0) internal successors, (1288), 4 states have internal predecessors, (1288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:03,986 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 322.0) internal successors, (1288), 4 states have internal predecessors, (1288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:03,986 INFO L185 Difference]: Start difference. First operand has 72 places, 57 transitions, 166 flow. Second operand 3 states and 702 transitions. [2021-03-26 01:55:03,986 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 65 transitions, 234 flow [2021-03-26 01:55:03,988 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 65 transitions, 222 flow, removed 4 selfloop flow, removed 3 redundant places. [2021-03-26 01:55:03,989 INFO L241 Difference]: Finished difference. Result has 72 places, 61 transitions, 187 flow [2021-03-26 01:55:03,989 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=322, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=187, PETRI_PLACES=72, PETRI_TRANSITIONS=61} [2021-03-26 01:55:03,989 INFO L343 CegarLoopForPetriNet]: 119 programPoint places, -47 predicate places. [2021-03-26 01:55:03,989 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:03,989 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 72 places, 61 transitions, 187 flow [2021-03-26 01:55:03,989 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 72 places, 61 transitions, 187 flow [2021-03-26 01:55:03,990 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 72 places, 61 transitions, 187 flow [2021-03-26 01:55:04,009 INFO L129 PetriNetUnfolder]: 56/330 cut-off events. [2021-03-26 01:55:04,009 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-03-26 01:55:04,011 INFO L84 FinitePrefix]: Finished finitePrefix Result has 470 conditions, 330 events. 56/330 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 1776 event pairs, 29 based on Foata normal form. 0/312 useless extension candidates. Maximal degree in co-relation 441. Up to 97 conditions per place. [2021-03-26 01:55:04,014 INFO L142 LiptonReduction]: Number of co-enabled transitions 2318 [2021-03-26 01:55:04,031 INFO L154 LiptonReduction]: Checked pairs total: 2809 [2021-03-26 01:55:04,032 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 01:55:04,032 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 43 [2021-03-26 01:55:04,034 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 61 transitions, 187 flow [2021-03-26 01:55:04,035 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 225.75) internal successors, (903), 4 states have internal predecessors, (903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:04,035 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:04,035 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:55:04,035 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-26 01:55:04,035 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:04,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:04,035 INFO L82 PathProgramCache]: Analyzing trace with hash 1106878823, now seen corresponding path program 1 times [2021-03-26 01:55:04,035 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:04,035 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085280219] [2021-03-26 01:55:04,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:04,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:04,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,085 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:04,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085280219] [2021-03-26 01:55:04,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [98642994] [2021-03-26 01:55:04,086 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 [2021-03-26 01:55:04,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:04,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-26 01:55:04,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 01:55:04,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:04,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:04,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:04,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:04,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:04,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:04,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:04,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:04,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:04,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:04,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:04,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:04,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:04,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 01:55:04,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,197 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 01:55:04,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,208 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:04,208 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 01:55:04,208 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-26 01:55:04,208 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212621531] [2021-03-26 01:55:04,210 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 01:55:04,210 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:55:04,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 01:55:04,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-26 01:55:04,215 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 246 out of 322 [2021-03-26 01:55:04,216 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 61 transitions, 187 flow. Second operand has 6 states, 6 states have (on average 248.0) internal successors, (1488), 6 states have internal predecessors, (1488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:04,218 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:55:04,218 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 246 of 322 [2021-03-26 01:55:04,218 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:55:04,258 INFO L129 PetriNetUnfolder]: 54/317 cut-off events. [2021-03-26 01:55:04,259 INFO L130 PetriNetUnfolder]: For 21/21 co-relation queries the response was YES. [2021-03-26 01:55:04,260 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 1680 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. [2021-03-26 01:55:04,261 INFO L132 encePairwiseOnDemand]: 317/322 looper letters, 13 selfloop transitions, 4 changer transitions 0/70 dead transitions. [2021-03-26 01:55:04,261 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 70 transitions, 245 flow [2021-03-26 01:55:04,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 01:55:04,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 01:55:04,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1248 transitions. [2021-03-26 01:55:04,264 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7751552795031056 [2021-03-26 01:55:04,264 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1248 transitions. [2021-03-26 01:55:04,264 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1248 transitions. [2021-03-26 01:55:04,265 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:55:04,265 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1248 transitions. [2021-03-26 01:55:04,267 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 249.6) internal successors, (1248), 5 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:04,269 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 322.0) internal successors, (1932), 6 states have internal predecessors, (1932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:04,270 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 322.0) internal successors, (1932), 6 states have internal predecessors, (1932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:04,270 INFO L185 Difference]: Start difference. First operand has 72 places, 61 transitions, 187 flow. Second operand 5 states and 1248 transitions. [2021-03-26 01:55:04,270 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 70 transitions, 245 flow [2021-03-26 01:55:04,271 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 70 transitions, 240 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 01:55:04,272 INFO L241 Difference]: Finished difference. Result has 76 places, 62 transitions, 200 flow [2021-03-26 01:55:04,272 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=322, PETRI_DIFFERENCE_MINUEND_FLOW=182, PETRI_DIFFERENCE_MINUEND_PLACES=71, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=200, PETRI_PLACES=76, PETRI_TRANSITIONS=62} [2021-03-26 01:55:04,272 INFO L343 CegarLoopForPetriNet]: 119 programPoint places, -43 predicate places. [2021-03-26 01:55:04,272 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:04,273 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 76 places, 62 transitions, 200 flow [2021-03-26 01:55:04,273 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 76 places, 62 transitions, 200 flow [2021-03-26 01:55:04,273 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 76 places, 62 transitions, 200 flow [2021-03-26 01:55:04,293 INFO L129 PetriNetUnfolder]: 54/317 cut-off events. [2021-03-26 01:55:04,293 INFO L130 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2021-03-26 01:55:04,295 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 1684 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. [2021-03-26 01:55:04,298 INFO L142 LiptonReduction]: Number of co-enabled transitions 2384 [2021-03-26 01:55:04,403 INFO L154 LiptonReduction]: Checked pairs total: 8595 [2021-03-26 01:55:04,403 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 01:55:04,403 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 131 [2021-03-26 01:55:04,404 INFO L480 AbstractCegarLoop]: Abstraction has has 76 places, 62 transitions, 202 flow [2021-03-26 01:55:04,405 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 248.0) internal successors, (1488), 6 states have internal predecessors, (1488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:04,405 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:04,405 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:55:04,627 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-03-26 01:55:04,628 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:04,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:04,628 INFO L82 PathProgramCache]: Analyzing trace with hash 1940238991, now seen corresponding path program 1 times [2021-03-26 01:55:04,628 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:04,628 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555210377] [2021-03-26 01:55:04,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:04,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,672 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:04,672 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555210377] [2021-03-26 01:55:04,672 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [373026796] [2021-03-26 01:55:04,672 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 [2021-03-26 01:55:04,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:04,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 01:55:04,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 01:55:04,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:04,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:04,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:04,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:04,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:04,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:04,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:04,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:04,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:04,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:04,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:04,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:04,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:04,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 01:55:04,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:04,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:04,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:04,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 01:55:04,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:04,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:04,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:04,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:04,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:04,779 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 01:55:04,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:04,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:04,787 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:04,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 01:55:04,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-26 01:55:04,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798683758] [2021-03-26 01:55:04,788 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 01:55:04,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:55:04,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 01:55:04,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-03-26 01:55:04,790 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 245 out of 325 [2021-03-26 01:55:04,791 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 62 transitions, 202 flow. Second operand has 8 states, 8 states have (on average 247.25) internal successors, (1978), 8 states have internal predecessors, (1978), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:04,792 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:55:04,792 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 245 of 325 [2021-03-26 01:55:04,792 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:55:04,860 INFO L129 PetriNetUnfolder]: 45/274 cut-off events. [2021-03-26 01:55:04,861 INFO L130 PetriNetUnfolder]: For 32/32 co-relation queries the response was YES. [2021-03-26 01:55:04,862 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 1363 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. [2021-03-26 01:55:04,863 INFO L132 encePairwiseOnDemand]: 317/325 looper letters, 12 selfloop transitions, 9 changer transitions 0/73 dead transitions. [2021-03-26 01:55:04,863 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 73 transitions, 270 flow [2021-03-26 01:55:04,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 01:55:04,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 01:55:04,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2227 transitions. [2021-03-26 01:55:04,867 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7613675213675214 [2021-03-26 01:55:04,868 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2227 transitions. [2021-03-26 01:55:04,868 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2227 transitions. [2021-03-26 01:55:04,869 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:55:04,869 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2227 transitions. [2021-03-26 01:55:04,873 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 247.44444444444446) internal successors, (2227), 9 states have internal predecessors, (2227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:04,876 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 325.0) internal successors, (3250), 10 states have internal predecessors, (3250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:04,877 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 325.0) internal successors, (3250), 10 states have internal predecessors, (3250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:04,877 INFO L185 Difference]: Start difference. First operand has 76 places, 62 transitions, 202 flow. Second operand 9 states and 2227 transitions. [2021-03-26 01:55:04,878 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 73 transitions, 270 flow [2021-03-26 01:55:04,879 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 73 transitions, 262 flow, removed 1 selfloop flow, removed 3 redundant places. [2021-03-26 01:55:04,879 INFO L241 Difference]: Finished difference. Result has 82 places, 65 transitions, 228 flow [2021-03-26 01:55:04,880 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=325, PETRI_DIFFERENCE_MINUEND_FLOW=194, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=228, PETRI_PLACES=82, PETRI_TRANSITIONS=65} [2021-03-26 01:55:04,880 INFO L343 CegarLoopForPetriNet]: 119 programPoint places, -37 predicate places. [2021-03-26 01:55:04,880 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:04,880 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 82 places, 65 transitions, 228 flow [2021-03-26 01:55:04,880 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 82 places, 65 transitions, 228 flow [2021-03-26 01:55:04,880 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 82 places, 65 transitions, 228 flow [2021-03-26 01:55:04,914 INFO L129 PetriNetUnfolder]: 45/274 cut-off events. [2021-03-26 01:55:04,914 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-26 01:55:04,915 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 1356 event pairs, 23 based on Foata normal form. 0/263 useless extension candidates. Maximal degree in co-relation 370. Up to 76 conditions per place. [2021-03-26 01:55:04,918 INFO L142 LiptonReduction]: Number of co-enabled transitions 2516 [2021-03-26 01:55:04,992 INFO L154 LiptonReduction]: Checked pairs total: 8766 [2021-03-26 01:55:04,992 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-26 01:55:04,993 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 113 [2021-03-26 01:55:04,994 INFO L480 AbstractCegarLoop]: Abstraction has has 80 places, 63 transitions, 234 flow [2021-03-26 01:55:04,995 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 247.25) internal successors, (1978), 8 states have internal predecessors, (1978), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:04,995 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:04,995 INFO L263 CegarLoopForPetriNet]: trace histogram [5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:55:05,207 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 01:55:05,208 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:05,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:05,208 INFO L82 PathProgramCache]: Analyzing trace with hash 1819606730, now seen corresponding path program 1 times [2021-03-26 01:55:05,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:05,208 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414590282] [2021-03-26 01:55:05,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:05,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 01:55:05,223 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 01:55:05,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 01:55:05,230 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 01:55:05,238 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 01:55:05,238 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 01:55:05,239 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-03-26 01:55:05,239 WARN L342 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 01:55:05,239 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2021-03-26 01:55:05,250 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,250 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,250 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,250 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,250 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,250 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,250 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,250 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,250 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,250 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,253 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,253 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,253 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,253 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,253 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,253 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,253 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,253 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,253 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,253 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,253 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,253 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,256 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,256 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,256 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,256 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,258 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,258 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,259 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,259 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,261 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,261 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,261 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,261 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,264 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,264 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,266 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,266 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,266 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,266 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,266 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,266 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,267 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,267 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,267 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,267 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,268 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,269 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,269 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,269 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,269 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,269 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,269 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,269 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,269 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,269 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,270 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,270 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:05,273 INFO L149 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2021-03-26 01:55:05,273 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 01:55:05,273 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 01:55:05,273 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 01:55:05,274 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 01:55:05,274 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 01:55:05,274 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 01:55:05,274 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 01:55:05,274 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 01:55:05,274 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 01:55:05,275 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 194 places, 223 transitions, 506 flow [2021-03-26 01:55:05,356 INFO L129 PetriNetUnfolder]: 140/823 cut-off events. [2021-03-26 01:55:05,357 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-03-26 01:55:05,368 INFO L84 FinitePrefix]: Finished finitePrefix Result has 934 conditions, 823 events. 140/823 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 3834 event pairs, 23 based on Foata normal form. 0/693 useless extension candidates. Maximal degree in co-relation 557. Up to 80 conditions per place. [2021-03-26 01:55:05,368 INFO L82 GeneralOperation]: Start removeDead. Operand has 194 places, 223 transitions, 506 flow [2021-03-26 01:55:05,375 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 194 places, 223 transitions, 506 flow [2021-03-26 01:55:05,375 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:05,375 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 194 places, 223 transitions, 506 flow [2021-03-26 01:55:05,376 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 194 places, 223 transitions, 506 flow [2021-03-26 01:55:05,376 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 194 places, 223 transitions, 506 flow [2021-03-26 01:55:05,456 INFO L129 PetriNetUnfolder]: 140/823 cut-off events. [2021-03-26 01:55:05,456 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-03-26 01:55:05,467 INFO L84 FinitePrefix]: Finished finitePrefix Result has 934 conditions, 823 events. 140/823 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 3809 event pairs, 23 based on Foata normal form. 0/693 useless extension candidates. Maximal degree in co-relation 557. Up to 80 conditions per place. [2021-03-26 01:55:05,495 INFO L142 LiptonReduction]: Number of co-enabled transitions 28560 [2021-03-26 01:55:07,457 INFO L154 LiptonReduction]: Checked pairs total: 11112 [2021-03-26 01:55:07,457 INFO L156 LiptonReduction]: Total number of compositions: 89 [2021-03-26 01:55:07,457 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2082 [2021-03-26 01:55:07,461 INFO L129 PetriNetUnfolder]: 3/42 cut-off events. [2021-03-26 01:55:07,461 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 01:55:07,461 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:07,461 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:55:07,461 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:07,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:07,461 INFO L82 PathProgramCache]: Analyzing trace with hash -345065191, now seen corresponding path program 1 times [2021-03-26 01:55:07,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:07,462 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209240189] [2021-03-26 01:55:07,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:07,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:07,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:07,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:07,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:07,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:07,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:07,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:07,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:07,481 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209240189] [2021-03-26 01:55:07,481 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 01:55:07,481 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 01:55:07,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168653596] [2021-03-26 01:55:07,482 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 01:55:07,482 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:55:07,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 01:55:07,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 01:55:07,483 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 233 out of 312 [2021-03-26 01:55:07,484 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 167 transitions, 394 flow. Second operand has 3 states, 3 states have (on average 233.66666666666666) internal successors, (701), 3 states have internal predecessors, (701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:07,484 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:55:07,484 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 233 of 312 [2021-03-26 01:55:07,484 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:55:07,547 INFO L129 PetriNetUnfolder]: 53/522 cut-off events. [2021-03-26 01:55:07,547 INFO L130 PetriNetUnfolder]: For 110/119 co-relation queries the response was YES. [2021-03-26 01:55:07,550 INFO L84 FinitePrefix]: Finished finitePrefix Result has 662 conditions, 522 events. 53/522 cut-off events. For 110/119 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2422 event pairs, 23 based on Foata normal form. 329/809 useless extension candidates. Maximal degree in co-relation 399. Up to 80 conditions per place. [2021-03-26 01:55:07,551 INFO L132 encePairwiseOnDemand]: 277/312 looper letters, 8 selfloop transitions, 2 changer transitions 16/137 dead transitions. [2021-03-26 01:55:07,551 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 137 transitions, 354 flow [2021-03-26 01:55:07,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 01:55:07,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 01:55:07,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 748 transitions. [2021-03-26 01:55:07,553 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7991452991452992 [2021-03-26 01:55:07,553 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 748 transitions. [2021-03-26 01:55:07,553 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 748 transitions. [2021-03-26 01:55:07,554 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:55:07,554 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 748 transitions. [2021-03-26 01:55:07,555 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 249.33333333333334) internal successors, (748), 3 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:07,556 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 312.0) internal successors, (1248), 4 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:07,557 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 312.0) internal successors, (1248), 4 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:07,557 INFO L185 Difference]: Start difference. First operand has 141 places, 167 transitions, 394 flow. Second operand 3 states and 748 transitions. [2021-03-26 01:55:07,557 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 141 places, 137 transitions, 354 flow [2021-03-26 01:55:07,558 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 137 transitions, 354 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 01:55:07,560 INFO L241 Difference]: Finished difference. Result has 142 places, 118 transitions, 291 flow [2021-03-26 01:55:07,560 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=312, PETRI_DIFFERENCE_MINUEND_FLOW=326, PETRI_DIFFERENCE_MINUEND_PLACES=139, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=291, PETRI_PLACES=142, PETRI_TRANSITIONS=118} [2021-03-26 01:55:07,560 INFO L343 CegarLoopForPetriNet]: 141 programPoint places, 1 predicate places. [2021-03-26 01:55:07,560 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:07,560 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 142 places, 118 transitions, 291 flow [2021-03-26 01:55:07,560 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 142 places, 118 transitions, 291 flow [2021-03-26 01:55:07,561 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 131 places, 118 transitions, 291 flow [2021-03-26 01:55:07,574 INFO L129 PetriNetUnfolder]: 0/175 cut-off events. [2021-03-26 01:55:07,574 INFO L130 PetriNetUnfolder]: For 31/31 co-relation queries the response was YES. [2021-03-26 01:55:07,574 INFO L84 FinitePrefix]: Finished finitePrefix Result has 220 conditions, 175 events. 0/175 cut-off events. For 31/31 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 485 event pairs, 0 based on Foata normal form. 0/175 useless extension candidates. Maximal degree in co-relation 0. Up to 11 conditions per place. [2021-03-26 01:55:07,578 INFO L142 LiptonReduction]: Number of co-enabled transitions 9752 [2021-03-26 01:55:09,366 INFO L154 LiptonReduction]: Checked pairs total: 20180 [2021-03-26 01:55:09,366 INFO L156 LiptonReduction]: Total number of compositions: 52 [2021-03-26 01:55:09,366 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1806 [2021-03-26 01:55:09,368 INFO L480 AbstractCegarLoop]: Abstraction has has 81 places, 68 transitions, 191 flow [2021-03-26 01:55:09,368 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 233.66666666666666) internal successors, (701), 3 states have internal predecessors, (701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:09,368 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:09,368 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] [2021-03-26 01:55:09,368 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-03-26 01:55:09,368 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:09,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:09,368 INFO L82 PathProgramCache]: Analyzing trace with hash 210219868, now seen corresponding path program 1 times [2021-03-26 01:55:09,369 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:09,369 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658943365] [2021-03-26 01:55:09,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:09,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:09,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:09,392 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658943365] [2021-03-26 01:55:09,392 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1059566568] [2021-03-26 01:55:09,392 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 [2021-03-26 01:55:09,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:09,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-26 01:55:09,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 01:55:09,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:09,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:09,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:09,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 01:55:09,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:09,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:09,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:09,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:09,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:09,510 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 01:55:09,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:09,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:09,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:09,522 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 01:55:09,522 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-26 01:55:09,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530858246] [2021-03-26 01:55:09,522 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 01:55:09,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:55:09,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 01:55:09,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 01:55:09,525 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 281 out of 364 [2021-03-26 01:55:09,526 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 81 places, 68 transitions, 191 flow. Second operand has 7 states, 7 states have (on average 282.7142857142857) internal successors, (1979), 7 states have internal predecessors, (1979), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:09,526 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:55:09,526 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 281 of 364 [2021-03-26 01:55:09,526 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:55:09,595 INFO L129 PetriNetUnfolder]: 0/102 cut-off events. [2021-03-26 01:55:09,596 INFO L130 PetriNetUnfolder]: For 34/34 co-relation queries the response was YES. [2021-03-26 01:55:09,596 INFO L84 FinitePrefix]: Finished finitePrefix Result has 179 conditions, 102 events. 0/102 cut-off events. For 34/34 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 186 event pairs, 0 based on Foata normal form. 1/103 useless extension candidates. Maximal degree in co-relation 0. Up to 24 conditions per place. [2021-03-26 01:55:09,596 INFO L132 encePairwiseOnDemand]: 358/364 looper letters, 11 selfloop transitions, 4 changer transitions 1/76 dead transitions. [2021-03-26 01:55:09,596 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 76 transitions, 241 flow [2021-03-26 01:55:09,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 01:55:09,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 01:55:09,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1703 transitions. [2021-03-26 01:55:09,601 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7797619047619048 [2021-03-26 01:55:09,601 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1703 transitions. [2021-03-26 01:55:09,601 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1703 transitions. [2021-03-26 01:55:09,602 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:55:09,602 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1703 transitions. [2021-03-26 01:55:09,604 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 283.8333333333333) internal successors, (1703), 6 states have internal predecessors, (1703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:09,606 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 364.0) internal successors, (2548), 7 states have internal predecessors, (2548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:09,607 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 364.0) internal successors, (2548), 7 states have internal predecessors, (2548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:09,607 INFO L185 Difference]: Start difference. First operand has 81 places, 68 transitions, 191 flow. Second operand 6 states and 1703 transitions. [2021-03-26 01:55:09,607 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 76 transitions, 241 flow [2021-03-26 01:55:09,608 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 76 transitions, 219 flow, removed 10 selfloop flow, removed 1 redundant places. [2021-03-26 01:55:09,609 INFO L241 Difference]: Finished difference. Result has 88 places, 70 transitions, 197 flow [2021-03-26 01:55:09,609 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=364, PETRI_DIFFERENCE_MINUEND_FLOW=169, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=197, PETRI_PLACES=88, PETRI_TRANSITIONS=70} [2021-03-26 01:55:09,609 INFO L343 CegarLoopForPetriNet]: 141 programPoint places, -53 predicate places. [2021-03-26 01:55:09,610 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:09,610 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 88 places, 70 transitions, 197 flow [2021-03-26 01:55:09,610 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 88 places, 70 transitions, 197 flow [2021-03-26 01:55:09,610 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 87 places, 70 transitions, 197 flow [2021-03-26 01:55:09,617 INFO L129 PetriNetUnfolder]: 0/101 cut-off events. [2021-03-26 01:55:09,617 INFO L130 PetriNetUnfolder]: For 18/18 co-relation queries the response was YES. [2021-03-26 01:55:09,617 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 178 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. [2021-03-26 01:55:09,618 INFO L142 LiptonReduction]: Number of co-enabled transitions 3280 [2021-03-26 01:55:09,970 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-26 01:55:10,102 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-26 01:55:10,410 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-26 01:55:10,554 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-26 01:55:10,594 INFO L154 LiptonReduction]: Checked pairs total: 14858 [2021-03-26 01:55:10,594 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 01:55:10,595 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 985 [2021-03-26 01:55:10,595 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 68 transitions, 193 flow [2021-03-26 01:55:10,596 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 282.7142857142857) internal successors, (1979), 7 states have internal predecessors, (1979), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:10,596 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:10,596 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:55:10,818 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-26 01:55:10,818 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:10,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:10,818 INFO L82 PathProgramCache]: Analyzing trace with hash -1217703647, now seen corresponding path program 1 times [2021-03-26 01:55:10,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:10,818 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177940142] [2021-03-26 01:55:10,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:10,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:10,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:10,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:10,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:10,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:10,849 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-03-26 01:55:10,850 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177940142] [2021-03-26 01:55:10,850 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 01:55:10,850 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 01:55:10,850 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587248751] [2021-03-26 01:55:10,851 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 01:55:10,851 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:55:10,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 01:55:10,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 01:55:10,852 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 255 out of 368 [2021-03-26 01:55:10,853 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 68 transitions, 193 flow. Second operand has 3 states, 3 states have (on average 255.66666666666666) internal successors, (767), 3 states have internal predecessors, (767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:10,853 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:55:10,853 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 255 of 368 [2021-03-26 01:55:10,853 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:55:14,567 INFO L129 PetriNetUnfolder]: 23960/38581 cut-off events. [2021-03-26 01:55:14,567 INFO L130 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2021-03-26 01:55:14,837 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 344708 event pairs, 20427 based on Foata normal form. 27/37447 useless extension candidates. Maximal degree in co-relation 69532. Up to 30845 conditions per place. [2021-03-26 01:55:15,068 INFO L132 encePairwiseOnDemand]: 361/368 looper letters, 26 selfloop transitions, 6 changer transitions 0/78 dead transitions. [2021-03-26 01:55:15,068 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 78 transitions, 277 flow [2021-03-26 01:55:15,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 01:55:15,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 01:55:15,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 798 transitions. [2021-03-26 01:55:15,071 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7228260869565217 [2021-03-26 01:55:15,071 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 798 transitions. [2021-03-26 01:55:15,071 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 798 transitions. [2021-03-26 01:55:15,072 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:55:15,072 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 798 transitions. [2021-03-26 01:55:15,073 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 266.0) internal successors, (798), 3 states have internal predecessors, (798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:15,074 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 368.0) internal successors, (1472), 4 states have internal predecessors, (1472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:15,074 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 368.0) internal successors, (1472), 4 states have internal predecessors, (1472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:15,074 INFO L185 Difference]: Start difference. First operand has 85 places, 68 transitions, 193 flow. Second operand 3 states and 798 transitions. [2021-03-26 01:55:15,075 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 78 transitions, 277 flow [2021-03-26 01:55:15,076 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 78 transitions, 265 flow, removed 4 selfloop flow, removed 3 redundant places. [2021-03-26 01:55:15,076 INFO L241 Difference]: Finished difference. Result has 85 places, 73 transitions, 221 flow [2021-03-26 01:55:15,077 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=368, PETRI_DIFFERENCE_MINUEND_FLOW=181, PETRI_DIFFERENCE_MINUEND_PLACES=82, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=221, PETRI_PLACES=85, PETRI_TRANSITIONS=73} [2021-03-26 01:55:15,077 INFO L343 CegarLoopForPetriNet]: 141 programPoint places, -56 predicate places. [2021-03-26 01:55:15,077 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:15,077 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 85 places, 73 transitions, 221 flow [2021-03-26 01:55:15,077 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 85 places, 73 transitions, 221 flow [2021-03-26 01:55:15,078 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 85 places, 73 transitions, 221 flow [2021-03-26 01:55:15,136 INFO L129 PetriNetUnfolder]: 163/748 cut-off events. [2021-03-26 01:55:15,136 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2021-03-26 01:55:15,140 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 5197 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. [2021-03-26 01:55:15,152 INFO L142 LiptonReduction]: Number of co-enabled transitions 3462 [2021-03-26 01:55:15,269 INFO L154 LiptonReduction]: Checked pairs total: 4312 [2021-03-26 01:55:15,269 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 01:55:15,270 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 193 [2021-03-26 01:55:15,272 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 73 transitions, 221 flow [2021-03-26 01:55:15,273 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 255.66666666666666) internal successors, (767), 3 states have internal predecessors, (767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:15,273 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:15,273 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:55:15,273 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-03-26 01:55:15,273 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:15,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:15,273 INFO L82 PathProgramCache]: Analyzing trace with hash 701160507, now seen corresponding path program 1 times [2021-03-26 01:55:15,273 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:15,273 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207798762] [2021-03-26 01:55:15,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:15,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:15,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,303 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:15,304 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207798762] [2021-03-26 01:55:15,304 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [625386306] [2021-03-26 01:55:15,304 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 [2021-03-26 01:55:15,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:15,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-26 01:55:15,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 01:55:15,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:15,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:15,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:15,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:15,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:15,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:15,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:15,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:15,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:15,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:15,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:15,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:15,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:15,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 01:55:15,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:15,430 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 01:55:15,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:15,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:15,440 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:15,440 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 01:55:15,440 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-26 01:55:15,440 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302008261] [2021-03-26 01:55:15,440 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 01:55:15,440 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:55:15,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 01:55:15,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-26 01:55:15,442 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 282 out of 368 [2021-03-26 01:55:15,443 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 73 transitions, 221 flow. Second operand has 6 states, 6 states have (on average 284.0) internal successors, (1704), 6 states have internal predecessors, (1704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:15,443 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:55:15,443 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 282 of 368 [2021-03-26 01:55:15,443 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:55:15,509 INFO L129 PetriNetUnfolder]: 161/735 cut-off events. [2021-03-26 01:55:15,510 INFO L130 PetriNetUnfolder]: For 26/26 co-relation queries the response was YES. [2021-03-26 01:55:15,513 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 5018 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. [2021-03-26 01:55:15,515 INFO L132 encePairwiseOnDemand]: 363/368 looper letters, 13 selfloop transitions, 4 changer transitions 0/82 dead transitions. [2021-03-26 01:55:15,515 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 82 transitions, 279 flow [2021-03-26 01:55:15,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 01:55:15,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 01:55:15,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1428 transitions. [2021-03-26 01:55:15,519 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7760869565217391 [2021-03-26 01:55:15,519 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1428 transitions. [2021-03-26 01:55:15,519 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1428 transitions. [2021-03-26 01:55:15,520 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:55:15,520 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1428 transitions. [2021-03-26 01:55:15,522 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 285.6) internal successors, (1428), 5 states have internal predecessors, (1428), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:15,524 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 368.0) internal successors, (2208), 6 states have internal predecessors, (2208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:15,524 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 368.0) internal successors, (2208), 6 states have internal predecessors, (2208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:15,524 INFO L185 Difference]: Start difference. First operand has 85 places, 73 transitions, 221 flow. Second operand 5 states and 1428 transitions. [2021-03-26 01:55:15,524 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 82 transitions, 279 flow [2021-03-26 01:55:15,526 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 82 transitions, 273 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 01:55:15,527 INFO L241 Difference]: Finished difference. Result has 89 places, 74 transitions, 233 flow [2021-03-26 01:55:15,527 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=368, PETRI_DIFFERENCE_MINUEND_FLOW=215, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=73, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=233, PETRI_PLACES=89, PETRI_TRANSITIONS=74} [2021-03-26 01:55:15,527 INFO L343 CegarLoopForPetriNet]: 141 programPoint places, -52 predicate places. [2021-03-26 01:55:15,527 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:15,527 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 74 transitions, 233 flow [2021-03-26 01:55:15,527 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 74 transitions, 233 flow [2021-03-26 01:55:15,528 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 74 transitions, 233 flow [2021-03-26 01:55:15,613 INFO L129 PetriNetUnfolder]: 161/735 cut-off events. [2021-03-26 01:55:15,614 INFO L130 PetriNetUnfolder]: For 25/25 co-relation queries the response was YES. [2021-03-26 01:55:15,616 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 5067 event pairs, 94 based on Foata normal form. 0/694 useless extension candidates. Maximal degree in co-relation 1004. Up to 246 conditions per place. [2021-03-26 01:55:15,623 INFO L142 LiptonReduction]: Number of co-enabled transitions 3528 [2021-03-26 01:55:15,870 INFO L154 LiptonReduction]: Checked pairs total: 13121 [2021-03-26 01:55:15,871 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 01:55:15,871 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 344 [2021-03-26 01:55:15,872 INFO L480 AbstractCegarLoop]: Abstraction has has 89 places, 74 transitions, 235 flow [2021-03-26 01:55:15,872 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 284.0) internal successors, (1704), 6 states have internal predecessors, (1704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:15,872 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:15,872 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:55:16,073 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 01:55:16,073 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:16,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:16,074 INFO L82 PathProgramCache]: Analyzing trace with hash 506297850, now seen corresponding path program 1 times [2021-03-26 01:55:16,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:16,074 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875775714] [2021-03-26 01:55:16,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:16,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,108 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:16,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875775714] [2021-03-26 01:55:16,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1383243482] [2021-03-26 01:55:16,108 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 [2021-03-26 01:55:16,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:16,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 01:55:16,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 01:55:16,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:16,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:16,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:16,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:16,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:16,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:16,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:16,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:16,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:16,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:16,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:16,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:16,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:16,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 01:55:16,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:16,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:16,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:16,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 01:55:16,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:16,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:16,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:16,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:16,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,235 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 01:55:16,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,243 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:16,243 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 01:55:16,244 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-26 01:55:16,244 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239497112] [2021-03-26 01:55:16,244 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 01:55:16,244 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:55:16,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 01:55:16,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-03-26 01:55:16,246 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 281 out of 370 [2021-03-26 01:55:16,247 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 74 transitions, 235 flow. Second operand has 8 states, 8 states have (on average 283.25) internal successors, (2266), 8 states have internal predecessors, (2266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:16,247 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:55:16,247 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 281 of 370 [2021-03-26 01:55:16,247 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:55:16,347 INFO L129 PetriNetUnfolder]: 152/693 cut-off events. [2021-03-26 01:55:16,347 INFO L130 PetriNetUnfolder]: For 41/41 co-relation queries the response was YES. [2021-03-26 01:55:16,351 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 4651 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. [2021-03-26 01:55:16,354 INFO L132 encePairwiseOnDemand]: 362/370 looper letters, 15 selfloop transitions, 9 changer transitions 0/88 dead transitions. [2021-03-26 01:55:16,354 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 88 transitions, 321 flow [2021-03-26 01:55:16,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 01:55:16,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 01:55:16,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2554 transitions. [2021-03-26 01:55:16,359 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.766966966966967 [2021-03-26 01:55:16,359 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2554 transitions. [2021-03-26 01:55:16,359 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2554 transitions. [2021-03-26 01:55:16,360 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:55:16,360 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2554 transitions. [2021-03-26 01:55:16,364 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 283.77777777777777) internal successors, (2554), 9 states have internal predecessors, (2554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:16,367 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 370.0) internal successors, (3700), 10 states have internal predecessors, (3700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:16,367 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 370.0) internal successors, (3700), 10 states have internal predecessors, (3700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:16,367 INFO L185 Difference]: Start difference. First operand has 89 places, 74 transitions, 235 flow. Second operand 9 states and 2554 transitions. [2021-03-26 01:55:16,367 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 88 transitions, 321 flow [2021-03-26 01:55:16,368 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 88 transitions, 313 flow, removed 1 selfloop flow, removed 3 redundant places. [2021-03-26 01:55:16,370 INFO L241 Difference]: Finished difference. Result has 97 places, 79 transitions, 281 flow [2021-03-26 01:55:16,370 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=370, PETRI_DIFFERENCE_MINUEND_FLOW=227, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=74, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=281, PETRI_PLACES=97, PETRI_TRANSITIONS=79} [2021-03-26 01:55:16,370 INFO L343 CegarLoopForPetriNet]: 141 programPoint places, -44 predicate places. [2021-03-26 01:55:16,370 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:16,370 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 97 places, 79 transitions, 281 flow [2021-03-26 01:55:16,371 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 97 places, 79 transitions, 281 flow [2021-03-26 01:55:16,371 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 97 places, 79 transitions, 281 flow [2021-03-26 01:55:16,419 INFO L129 PetriNetUnfolder]: 152/693 cut-off events. [2021-03-26 01:55:16,420 INFO L130 PetriNetUnfolder]: For 45/45 co-relation queries the response was YES. [2021-03-26 01:55:16,424 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 4699 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. [2021-03-26 01:55:16,435 INFO L142 LiptonReduction]: Number of co-enabled transitions 3836 [2021-03-26 01:55:16,587 INFO L154 LiptonReduction]: Checked pairs total: 9224 [2021-03-26 01:55:16,587 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 01:55:16,587 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 217 [2021-03-26 01:55:16,588 INFO L480 AbstractCegarLoop]: Abstraction has has 96 places, 78 transitions, 278 flow [2021-03-26 01:55:16,589 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 283.25) internal successors, (2266), 8 states have internal predecessors, (2266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:16,589 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:16,589 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] [2021-03-26 01:55:16,789 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 01:55:16,790 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:16,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:16,790 INFO L82 PathProgramCache]: Analyzing trace with hash -612597733, now seen corresponding path program 1 times [2021-03-26 01:55:16,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:16,790 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783222943] [2021-03-26 01:55:16,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:16,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:16,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:16,839 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:16,839 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783222943] [2021-03-26 01:55:16,839 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [210091796] [2021-03-26 01:55:16,840 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 [2021-03-26 01:55:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:16,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-26 01:55:16,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 01:55:16,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:16,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:16,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:16,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:16,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:16,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:16,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:16,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:16,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:16,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:16,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:16,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:16,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:16,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 01:55:16,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:16,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:16,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:16,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:16,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:16,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:16,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:16,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 01:55:16,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:16,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:16,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:16,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 01:55:16,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:16,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:16,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:16,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:16,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:16,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:16,999 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 01:55:16,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:17,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:17,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:17,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:17,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:17,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:17,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:17,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:17,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:17,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:17,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:17,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:17,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:17,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:17,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:17,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:17,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:17,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:17,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:17,009 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:17,009 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 01:55:17,009 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-03-26 01:55:17,010 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660291571] [2021-03-26 01:55:17,010 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 01:55:17,010 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:55:17,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 01:55:17,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-03-26 01:55:17,012 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 281 out of 374 [2021-03-26 01:55:17,014 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 78 transitions, 278 flow. Second operand has 9 states, 9 states have (on average 283.44444444444446) internal successors, (2551), 9 states have internal predecessors, (2551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:17,014 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:55:17,014 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 281 of 374 [2021-03-26 01:55:17,014 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:55:17,127 INFO L129 PetriNetUnfolder]: 124/580 cut-off events. [2021-03-26 01:55:17,127 INFO L130 PetriNetUnfolder]: For 75/75 co-relation queries the response was YES. [2021-03-26 01:55:17,129 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 3660 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. [2021-03-26 01:55:17,131 INFO L132 encePairwiseOnDemand]: 364/374 looper letters, 15 selfloop transitions, 10 changer transitions 0/89 dead transitions. [2021-03-26 01:55:17,131 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 89 transitions, 355 flow [2021-03-26 01:55:17,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-26 01:55:17,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-26 01:55:17,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 3117 transitions. [2021-03-26 01:55:17,137 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7576567817209529 [2021-03-26 01:55:17,137 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 3117 transitions. [2021-03-26 01:55:17,138 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 3117 transitions. [2021-03-26 01:55:17,139 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:55:17,139 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 3117 transitions. [2021-03-26 01:55:17,143 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 283.3636363636364) internal successors, (3117), 11 states have internal predecessors, (3117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:17,147 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 374.0) internal successors, (4488), 12 states have internal predecessors, (4488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:17,148 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 374.0) internal successors, (4488), 12 states have internal predecessors, (4488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:17,148 INFO L185 Difference]: Start difference. First operand has 96 places, 78 transitions, 278 flow. Second operand 11 states and 3117 transitions. [2021-03-26 01:55:17,148 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 89 transitions, 355 flow [2021-03-26 01:55:17,149 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 89 transitions, 331 flow, removed 8 selfloop flow, removed 4 redundant places. [2021-03-26 01:55:17,150 INFO L241 Difference]: Finished difference. Result has 105 places, 79 transitions, 293 flow [2021-03-26 01:55:17,150 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=374, PETRI_DIFFERENCE_MINUEND_FLOW=251, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=293, PETRI_PLACES=105, PETRI_TRANSITIONS=79} [2021-03-26 01:55:17,150 INFO L343 CegarLoopForPetriNet]: 141 programPoint places, -36 predicate places. [2021-03-26 01:55:17,151 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:17,151 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 105 places, 79 transitions, 293 flow [2021-03-26 01:55:17,151 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 105 places, 79 transitions, 293 flow [2021-03-26 01:55:17,151 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 105 places, 79 transitions, 293 flow [2021-03-26 01:55:17,193 INFO L129 PetriNetUnfolder]: 124/580 cut-off events. [2021-03-26 01:55:17,193 INFO L130 PetriNetUnfolder]: For 53/53 co-relation queries the response was YES. [2021-03-26 01:55:17,197 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 3721 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. [2021-03-26 01:55:17,206 INFO L142 LiptonReduction]: Number of co-enabled transitions 3902 [2021-03-26 01:55:17,407 INFO L154 LiptonReduction]: Checked pairs total: 18204 [2021-03-26 01:55:17,407 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-26 01:55:17,408 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 257 [2021-03-26 01:55:17,409 INFO L480 AbstractCegarLoop]: Abstraction has has 102 places, 76 transitions, 305 flow [2021-03-26 01:55:17,409 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 283.44444444444446) internal successors, (2551), 9 states have internal predecessors, (2551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:17,409 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:17,409 INFO L263 CegarLoopForPetriNet]: trace histogram [6, 6, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:55:17,610 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 01:55:17,610 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:17,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:17,610 INFO L82 PathProgramCache]: Analyzing trace with hash 1741961699, now seen corresponding path program 1 times [2021-03-26 01:55:17,610 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:17,611 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158473074] [2021-03-26 01:55:17,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:17,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 01:55:17,624 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 01:55:17,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 01:55:17,630 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 01:55:17,644 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 01:55:17,644 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 01:55:17,644 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-03-26 01:55:17,644 WARN L342 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 01:55:17,645 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2021-03-26 01:55:17,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,661 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,661 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,661 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,661 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,664 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,664 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,664 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,664 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,667 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,667 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,667 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,667 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,669 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,669 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,670 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,670 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,672 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,672 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,672 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,672 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,672 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,672 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,672 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,672 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,672 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,672 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,672 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,672 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,672 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,674 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,674 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,675 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,675 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,677 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,677 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,678 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,678 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,678 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,679 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,679 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,679 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,679 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,679 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,679 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,680 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,680 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,681 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,681 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,683 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,683 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,684 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,684 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:55:17,687 INFO L149 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2021-03-26 01:55:17,688 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 01:55:17,688 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 01:55:17,688 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 01:55:17,688 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 01:55:17,688 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 01:55:17,688 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 01:55:17,688 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 01:55:17,689 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 01:55:17,689 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 01:55:17,690 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 219 places, 253 transitions, 584 flow [2021-03-26 01:55:17,817 INFO L129 PetriNetUnfolder]: 263/1406 cut-off events. [2021-03-26 01:55:17,817 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2021-03-26 01:55:17,833 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1638 conditions, 1406 events. 263/1406 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 7941 event pairs, 72 based on Foata normal form. 0/1200 useless extension candidates. Maximal degree in co-relation 922. Up to 192 conditions per place. [2021-03-26 01:55:17,834 INFO L82 GeneralOperation]: Start removeDead. Operand has 219 places, 253 transitions, 584 flow [2021-03-26 01:55:17,846 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 219 places, 253 transitions, 584 flow [2021-03-26 01:55:17,846 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:17,846 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 219 places, 253 transitions, 584 flow [2021-03-26 01:55:17,846 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 219 places, 253 transitions, 584 flow [2021-03-26 01:55:17,847 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 219 places, 253 transitions, 584 flow [2021-03-26 01:55:18,005 INFO L129 PetriNetUnfolder]: 263/1406 cut-off events. [2021-03-26 01:55:18,005 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2021-03-26 01:55:18,030 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1638 conditions, 1406 events. 263/1406 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 7985 event pairs, 72 based on Foata normal form. 0/1200 useless extension candidates. Maximal degree in co-relation 922. Up to 192 conditions per place. [2021-03-26 01:55:18,092 INFO L142 LiptonReduction]: Number of co-enabled transitions 39480 [2021-03-26 01:55:20,672 INFO L154 LiptonReduction]: Checked pairs total: 15210 [2021-03-26 01:55:20,672 INFO L156 LiptonReduction]: Total number of compositions: 99 [2021-03-26 01:55:20,673 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2827 [2021-03-26 01:55:20,676 INFO L129 PetriNetUnfolder]: 0/34 cut-off events. [2021-03-26 01:55:20,676 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 01:55:20,676 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:20,676 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:55:20,676 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:20,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:20,677 INFO L82 PathProgramCache]: Analyzing trace with hash 330154107, now seen corresponding path program 1 times [2021-03-26 01:55:20,677 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:20,677 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180781416] [2021-03-26 01:55:20,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:20,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:20,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:20,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:20,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:20,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:20,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:20,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:20,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:20,695 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180781416] [2021-03-26 01:55:20,695 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 01:55:20,695 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 01:55:20,695 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745713197] [2021-03-26 01:55:20,696 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 01:55:20,696 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:55:20,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 01:55:20,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 01:55:20,697 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 352 [2021-03-26 01:55:20,697 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 193 transitions, 464 flow. Second operand has 3 states, 3 states have (on average 258.6666666666667) internal successors, (776), 3 states have internal predecessors, (776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:20,697 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:55:20,697 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 352 [2021-03-26 01:55:20,698 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:55:20,798 INFO L129 PetriNetUnfolder]: 134/989 cut-off events. [2021-03-26 01:55:20,798 INFO L130 PetriNetUnfolder]: For 242/253 co-relation queries the response was YES. [2021-03-26 01:55:20,804 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1255 conditions, 989 events. 134/989 cut-off events. For 242/253 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 5870 event pairs, 72 based on Foata normal form. 477/1390 useless extension candidates. Maximal degree in co-relation 705. Up to 192 conditions per place. [2021-03-26 01:55:20,805 INFO L132 encePairwiseOnDemand]: 311/352 looper letters, 8 selfloop transitions, 2 changer transitions 18/157 dead transitions. [2021-03-26 01:55:20,805 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 157 transitions, 412 flow [2021-03-26 01:55:20,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 01:55:20,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 01:55:20,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 829 transitions. [2021-03-26 01:55:20,807 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7850378787878788 [2021-03-26 01:55:20,807 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 829 transitions. [2021-03-26 01:55:20,807 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 829 transitions. [2021-03-26 01:55:20,807 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:55:20,807 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 829 transitions. [2021-03-26 01:55:20,808 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 276.3333333333333) internal successors, (829), 3 states have internal predecessors, (829), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:20,809 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 352.0) internal successors, (1408), 4 states have internal predecessors, (1408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:20,809 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 352.0) internal successors, (1408), 4 states have internal predecessors, (1408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:20,809 INFO L185 Difference]: Start difference. First operand has 162 places, 193 transitions, 464 flow. Second operand 3 states and 829 transitions. [2021-03-26 01:55:20,809 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 157 transitions, 412 flow [2021-03-26 01:55:20,811 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 157 transitions, 412 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 01:55:20,812 INFO L241 Difference]: Finished difference. Result has 163 places, 136 transitions, 342 flow [2021-03-26 01:55:20,812 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=352, PETRI_DIFFERENCE_MINUEND_FLOW=384, PETRI_DIFFERENCE_MINUEND_PLACES=160, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=153, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=151, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=342, PETRI_PLACES=163, PETRI_TRANSITIONS=136} [2021-03-26 01:55:20,812 INFO L343 CegarLoopForPetriNet]: 162 programPoint places, 1 predicate places. [2021-03-26 01:55:20,812 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:20,812 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 163 places, 136 transitions, 342 flow [2021-03-26 01:55:20,812 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 163 places, 136 transitions, 342 flow [2021-03-26 01:55:20,813 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 151 places, 136 transitions, 342 flow [2021-03-26 01:55:20,824 INFO L129 PetriNetUnfolder]: 0/207 cut-off events. [2021-03-26 01:55:20,825 INFO L130 PetriNetUnfolder]: For 51/51 co-relation queries the response was YES. [2021-03-26 01:55:20,825 INFO L84 FinitePrefix]: Finished finitePrefix Result has 263 conditions, 207 events. 0/207 cut-off events. For 51/51 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 598 event pairs, 0 based on Foata normal form. 0/207 useless extension candidates. Maximal degree in co-relation 0. Up to 13 conditions per place. [2021-03-26 01:55:20,828 INFO L142 LiptonReduction]: Number of co-enabled transitions 13966 [2021-03-26 01:55:22,620 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-26 01:55:22,772 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-26 01:55:23,098 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-26 01:55:23,249 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-26 01:55:23,482 INFO L154 LiptonReduction]: Checked pairs total: 22566 [2021-03-26 01:55:23,483 INFO L156 LiptonReduction]: Total number of compositions: 59 [2021-03-26 01:55:23,483 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2671 [2021-03-26 01:55:23,484 INFO L480 AbstractCegarLoop]: Abstraction has has 94 places, 79 transitions, 228 flow [2021-03-26 01:55:23,484 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 258.6666666666667) internal successors, (776), 3 states have internal predecessors, (776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:23,484 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:23,485 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:55:23,485 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-03-26 01:55:23,485 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:23,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:23,485 INFO L82 PathProgramCache]: Analyzing trace with hash 1323777586, now seen corresponding path program 1 times [2021-03-26 01:55:23,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:23,485 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94823912] [2021-03-26 01:55:23,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:23,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:23,507 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94823912] [2021-03-26 01:55:23,507 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [997455920] [2021-03-26 01:55:23,507 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 [2021-03-26 01:55:23,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:23,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-26 01:55:23,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 01:55:23,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:23,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:23,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:23,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 01:55:23,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:23,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:23,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:23,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:23,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:23,649 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 01:55:23,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:23,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:23,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:23,660 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 01:55:23,660 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-26 01:55:23,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048746034] [2021-03-26 01:55:23,660 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 01:55:23,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:55:23,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 01:55:23,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 01:55:23,662 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 312 out of 411 [2021-03-26 01:55:23,663 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 79 transitions, 228 flow. Second operand has 7 states, 7 states have (on average 313.7142857142857) internal successors, (2196), 7 states have internal predecessors, (2196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:23,664 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:55:23,664 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 312 of 411 [2021-03-26 01:55:23,664 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:55:23,700 INFO L129 PetriNetUnfolder]: 0/126 cut-off events. [2021-03-26 01:55:23,700 INFO L130 PetriNetUnfolder]: For 51/51 co-relation queries the response was YES. [2021-03-26 01:55:23,700 INFO L84 FinitePrefix]: Finished finitePrefix Result has 220 conditions, 126 events. 0/126 cut-off events. For 51/51 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 250 event pairs, 0 based on Foata normal form. 1/127 useless extension candidates. Maximal degree in co-relation 0. Up to 30 conditions per place. [2021-03-26 01:55:23,700 INFO L132 encePairwiseOnDemand]: 405/411 looper letters, 11 selfloop transitions, 4 changer transitions 1/87 dead transitions. [2021-03-26 01:55:23,700 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 87 transitions, 278 flow [2021-03-26 01:55:23,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 01:55:23,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 01:55:23,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1889 transitions. [2021-03-26 01:55:23,704 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7660178426601785 [2021-03-26 01:55:23,704 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1889 transitions. [2021-03-26 01:55:23,704 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1889 transitions. [2021-03-26 01:55:23,705 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:55:23,705 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1889 transitions. [2021-03-26 01:55:23,707 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 314.8333333333333) internal successors, (1889), 6 states have internal predecessors, (1889), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:23,710 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 411.0) internal successors, (2877), 7 states have internal predecessors, (2877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:23,710 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 411.0) internal successors, (2877), 7 states have internal predecessors, (2877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:23,710 INFO L185 Difference]: Start difference. First operand has 94 places, 79 transitions, 228 flow. Second operand 6 states and 1889 transitions. [2021-03-26 01:55:23,710 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 87 transitions, 278 flow [2021-03-26 01:55:23,711 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 98 places, 87 transitions, 246 flow, removed 15 selfloop flow, removed 1 redundant places. [2021-03-26 01:55:23,712 INFO L241 Difference]: Finished difference. Result has 101 places, 81 transitions, 224 flow [2021-03-26 01:55:23,712 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=411, PETRI_DIFFERENCE_MINUEND_FLOW=196, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=75, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=224, PETRI_PLACES=101, PETRI_TRANSITIONS=81} [2021-03-26 01:55:23,713 INFO L343 CegarLoopForPetriNet]: 162 programPoint places, -61 predicate places. [2021-03-26 01:55:23,713 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:23,713 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 101 places, 81 transitions, 224 flow [2021-03-26 01:55:23,713 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 101 places, 81 transitions, 224 flow [2021-03-26 01:55:23,713 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 100 places, 81 transitions, 224 flow [2021-03-26 01:55:23,722 INFO L129 PetriNetUnfolder]: 0/125 cut-off events. [2021-03-26 01:55:23,722 INFO L130 PetriNetUnfolder]: For 18/18 co-relation queries the response was YES. [2021-03-26 01:55:23,723 INFO L84 FinitePrefix]: Finished finitePrefix Result has 193 conditions, 125 events. 0/125 cut-off events. For 18/18 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 228 event pairs, 0 based on Foata normal form. 0/125 useless extension candidates. Maximal degree in co-relation 0. Up to 12 conditions per place. [2021-03-26 01:55:23,724 INFO L142 LiptonReduction]: Number of co-enabled transitions 4700 [2021-03-26 01:55:23,906 INFO L154 LiptonReduction]: Checked pairs total: 21436 [2021-03-26 01:55:23,906 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 01:55:23,907 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 194 [2021-03-26 01:55:23,908 INFO L480 AbstractCegarLoop]: Abstraction has has 98 places, 79 transitions, 220 flow [2021-03-26 01:55:23,908 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 313.7142857142857) internal successors, (2196), 7 states have internal predecessors, (2196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:23,908 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:23,908 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:55:24,123 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-03-26 01:55:24,124 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:24,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:24,124 INFO L82 PathProgramCache]: Analyzing trace with hash 1744492652, now seen corresponding path program 1 times [2021-03-26 01:55:24,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:24,124 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889322189] [2021-03-26 01:55:24,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:24,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:24,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:24,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:24,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 01:55:24,160 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-03-26 01:55:24,160 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889322189] [2021-03-26 01:55:24,160 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 01:55:24,160 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 01:55:24,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384241847] [2021-03-26 01:55:24,161 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 01:55:24,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:55:24,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 01:55:24,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 01:55:24,162 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 283 out of 415 [2021-03-26 01:55:24,163 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 79 transitions, 220 flow. Second operand has 4 states, 4 states have (on average 283.75) internal successors, (1135), 4 states have internal predecessors, (1135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:24,163 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:55:24,163 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 283 of 415 [2021-03-26 01:55:24,163 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:55:50,161 INFO L129 PetriNetUnfolder]: 148576/221341 cut-off events. [2021-03-26 01:55:50,161 INFO L130 PetriNetUnfolder]: For 23/23 co-relation queries the response was YES. [2021-03-26 01:55:51,666 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 2088850 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. [2021-03-26 01:55:52,760 INFO L132 encePairwiseOnDemand]: 407/415 looper letters, 31 selfloop transitions, 7 changer transitions 0/91 dead transitions. [2021-03-26 01:55:52,760 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 91 transitions, 320 flow [2021-03-26 01:55:52,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 01:55:52,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 01:55:52,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 888 transitions. [2021-03-26 01:55:52,766 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7132530120481928 [2021-03-26 01:55:52,766 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 888 transitions. [2021-03-26 01:55:52,766 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 888 transitions. [2021-03-26 01:55:52,767 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:55:52,767 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 888 transitions. [2021-03-26 01:55:52,769 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 296.0) internal successors, (888), 3 states have internal predecessors, (888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:52,771 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 415.0) internal successors, (1660), 4 states have internal predecessors, (1660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:52,771 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 415.0) internal successors, (1660), 4 states have internal predecessors, (1660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:52,771 INFO L185 Difference]: Start difference. First operand has 98 places, 79 transitions, 220 flow. Second operand 3 states and 888 transitions. [2021-03-26 01:55:52,771 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 91 transitions, 320 flow [2021-03-26 01:55:52,772 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 91 transitions, 308 flow, removed 4 selfloop flow, removed 3 redundant places. [2021-03-26 01:55:52,774 INFO L241 Difference]: Finished difference. Result has 98 places, 85 transitions, 255 flow [2021-03-26 01:55:52,774 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=415, PETRI_DIFFERENCE_MINUEND_FLOW=208, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=255, PETRI_PLACES=98, PETRI_TRANSITIONS=85} [2021-03-26 01:55:52,774 INFO L343 CegarLoopForPetriNet]: 162 programPoint places, -64 predicate places. [2021-03-26 01:55:52,774 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:52,774 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 98 places, 85 transitions, 255 flow [2021-03-26 01:55:52,774 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 98 places, 85 transitions, 255 flow [2021-03-26 01:55:52,775 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 98 places, 85 transitions, 255 flow [2021-03-26 01:55:52,859 INFO L129 PetriNetUnfolder]: 429/1655 cut-off events. [2021-03-26 01:55:52,860 INFO L130 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2021-03-26 01:55:52,867 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 13625 event pairs, 273 based on Foata normal form. 0/1562 useless extension candidates. Maximal degree in co-relation 2297. Up to 612 conditions per place. [2021-03-26 01:55:52,888 INFO L142 LiptonReduction]: Number of co-enabled transitions 4838 [2021-03-26 01:55:53,778 INFO L154 LiptonReduction]: Checked pairs total: 6146 [2021-03-26 01:55:53,778 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 01:55:53,778 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1004 [2021-03-26 01:55:53,780 INFO L480 AbstractCegarLoop]: Abstraction has has 98 places, 85 transitions, 255 flow [2021-03-26 01:55:53,780 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 283.75) internal successors, (1135), 4 states have internal predecessors, (1135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:53,780 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:53,780 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:55:53,780 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-03-26 01:55:53,780 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:53,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:53,780 INFO L82 PathProgramCache]: Analyzing trace with hash 1089465017, now seen corresponding path program 1 times [2021-03-26 01:55:53,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:53,781 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765489076] [2021-03-26 01:55:53,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:53,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,801 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:53,801 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765489076] [2021-03-26 01:55:53,801 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1874956618] [2021-03-26 01:55:53,801 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 [2021-03-26 01:55:53,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:53,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-26 01:55:53,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 01:55:53,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:53,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:53,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:53,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:53,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:53,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:53,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:53,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:53,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:53,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:53,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:53,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:53,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:53,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 01:55:53,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:53,930 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 01:55:53,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:53,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:53,939 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:53,939 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 01:55:53,939 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-26 01:55:53,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191392006] [2021-03-26 01:55:53,939 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 01:55:53,939 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:55:53,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 01:55:53,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-26 01:55:53,941 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 415 [2021-03-26 01:55:53,942 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 85 transitions, 255 flow. Second operand has 6 states, 6 states have (on average 316.0) internal successors, (1896), 6 states have internal predecessors, (1896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:53,942 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:55:53,942 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 415 [2021-03-26 01:55:53,942 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:55:54,090 INFO L129 PetriNetUnfolder]: 427/1642 cut-off events. [2021-03-26 01:55:54,090 INFO L130 PetriNetUnfolder]: For 31/31 co-relation queries the response was YES. [2021-03-26 01:55:54,099 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 13362 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. [2021-03-26 01:55:54,103 INFO L132 encePairwiseOnDemand]: 410/415 looper letters, 13 selfloop transitions, 4 changer transitions 0/94 dead transitions. [2021-03-26 01:55:54,103 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 94 transitions, 313 flow [2021-03-26 01:55:54,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 01:55:54,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 01:55:54,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1588 transitions. [2021-03-26 01:55:54,106 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7653012048192771 [2021-03-26 01:55:54,106 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1588 transitions. [2021-03-26 01:55:54,106 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1588 transitions. [2021-03-26 01:55:54,107 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:55:54,107 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1588 transitions. [2021-03-26 01:55:54,108 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 317.6) internal successors, (1588), 5 states have internal predecessors, (1588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:54,111 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 415.0) internal successors, (2490), 6 states have internal predecessors, (2490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:54,111 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 415.0) internal successors, (2490), 6 states have internal predecessors, (2490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:54,111 INFO L185 Difference]: Start difference. First operand has 98 places, 85 transitions, 255 flow. Second operand 5 states and 1588 transitions. [2021-03-26 01:55:54,111 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 94 transitions, 313 flow [2021-03-26 01:55:54,112 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 94 transitions, 306 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 01:55:54,113 INFO L241 Difference]: Finished difference. Result has 102 places, 86 transitions, 266 flow [2021-03-26 01:55:54,113 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=415, PETRI_DIFFERENCE_MINUEND_FLOW=248, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=85, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=81, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=266, PETRI_PLACES=102, PETRI_TRANSITIONS=86} [2021-03-26 01:55:54,113 INFO L343 CegarLoopForPetriNet]: 162 programPoint places, -60 predicate places. [2021-03-26 01:55:54,114 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:54,114 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 102 places, 86 transitions, 266 flow [2021-03-26 01:55:54,114 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 102 places, 86 transitions, 266 flow [2021-03-26 01:55:54,114 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 102 places, 86 transitions, 266 flow [2021-03-26 01:55:54,200 INFO L129 PetriNetUnfolder]: 427/1642 cut-off events. [2021-03-26 01:55:54,200 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2021-03-26 01:55:54,208 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 13518 event pairs, 272 based on Foata normal form. 0/1550 useless extension candidates. Maximal degree in co-relation 2281. Up to 607 conditions per place. [2021-03-26 01:55:54,228 INFO L142 LiptonReduction]: Number of co-enabled transitions 4904 [2021-03-26 01:55:56,621 INFO L154 LiptonReduction]: Checked pairs total: 18597 [2021-03-26 01:55:56,621 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 01:55:56,621 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2508 [2021-03-26 01:55:56,623 INFO L480 AbstractCegarLoop]: Abstraction has has 102 places, 86 transitions, 268 flow [2021-03-26 01:55:56,624 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 316.0) internal successors, (1896), 6 states have internal predecessors, (1896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:56,624 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:56,624 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:55:56,845 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-03-26 01:55:56,845 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:56,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:56,846 INFO L82 PathProgramCache]: Analyzing trace with hash -1003884160, now seen corresponding path program 1 times [2021-03-26 01:55:56,846 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:56,846 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665206187] [2021-03-26 01:55:56,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:56,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:56,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:56,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:56,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:56,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:56,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:56,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:56,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:56,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:56,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:56,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:56,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:56,895 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:56,895 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665206187] [2021-03-26 01:55:56,895 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [966493068] [2021-03-26 01:55:56,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-03-26 01:55:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:56,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 01:55:56,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 01:55:56,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:56,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:56,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:56,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:56,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:56,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:56,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:56,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:56,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:56,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:56,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:56,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:56,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:56,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:56,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:56,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:56,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:56,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:56,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:56,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:56,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:57,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:57,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:57,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:57,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:57,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:57,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:57,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:57,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:57,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:57,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:57,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:57,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:57,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 01:55:57,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:57,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:57,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:57,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 01:55:57,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:57,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:57,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:57,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:57,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:57,038 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 01:55:57,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:57,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:57,047 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:57,048 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 01:55:57,048 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-26 01:55:57,048 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997146421] [2021-03-26 01:55:57,048 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 01:55:57,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:55:57,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 01:55:57,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-03-26 01:55:57,050 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 417 [2021-03-26 01:55:57,052 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 86 transitions, 268 flow. Second operand has 8 states, 8 states have (on average 315.25) internal successors, (2522), 8 states have internal predecessors, (2522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:57,052 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:55:57,052 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 417 [2021-03-26 01:55:57,052 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:55:57,198 INFO L129 PetriNetUnfolder]: 418/1600 cut-off events. [2021-03-26 01:55:57,199 INFO L130 PetriNetUnfolder]: For 47/47 co-relation queries the response was YES. [2021-03-26 01:55:57,207 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 13109 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. [2021-03-26 01:55:57,212 INFO L132 encePairwiseOnDemand]: 409/417 looper letters, 15 selfloop transitions, 9 changer transitions 0/100 dead transitions. [2021-03-26 01:55:57,212 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 100 transitions, 354 flow [2021-03-26 01:55:57,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 01:55:57,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 01:55:57,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2842 transitions. [2021-03-26 01:55:57,215 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7572608579802824 [2021-03-26 01:55:57,215 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2842 transitions. [2021-03-26 01:55:57,215 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2842 transitions. [2021-03-26 01:55:57,216 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:55:57,216 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2842 transitions. [2021-03-26 01:55:57,219 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 315.77777777777777) internal successors, (2842), 9 states have internal predecessors, (2842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:57,222 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 417.0) internal successors, (4170), 10 states have internal predecessors, (4170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:57,223 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 417.0) internal successors, (4170), 10 states have internal predecessors, (4170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:57,223 INFO L185 Difference]: Start difference. First operand has 102 places, 86 transitions, 268 flow. Second operand 9 states and 2842 transitions. [2021-03-26 01:55:57,223 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 100 transitions, 354 flow [2021-03-26 01:55:57,224 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 107 places, 100 transitions, 346 flow, removed 1 selfloop flow, removed 3 redundant places. [2021-03-26 01:55:57,225 INFO L241 Difference]: Finished difference. Result has 110 places, 91 transitions, 314 flow [2021-03-26 01:55:57,226 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=260, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=314, PETRI_PLACES=110, PETRI_TRANSITIONS=91} [2021-03-26 01:55:57,226 INFO L343 CegarLoopForPetriNet]: 162 programPoint places, -52 predicate places. [2021-03-26 01:55:57,226 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:57,226 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 110 places, 91 transitions, 314 flow [2021-03-26 01:55:57,226 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 110 places, 91 transitions, 314 flow [2021-03-26 01:55:57,227 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 110 places, 91 transitions, 314 flow [2021-03-26 01:55:57,346 INFO L129 PetriNetUnfolder]: 418/1600 cut-off events. [2021-03-26 01:55:57,346 INFO L130 PetriNetUnfolder]: For 58/58 co-relation queries the response was YES. [2021-03-26 01:55:57,352 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 13286 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. [2021-03-26 01:55:57,369 INFO L142 LiptonReduction]: Number of co-enabled transitions 5212 [2021-03-26 01:55:58,826 INFO L154 LiptonReduction]: Checked pairs total: 12857 [2021-03-26 01:55:58,826 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 01:55:58,826 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1600 [2021-03-26 01:55:58,827 INFO L480 AbstractCegarLoop]: Abstraction has has 109 places, 90 transitions, 311 flow [2021-03-26 01:55:58,828 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 315.25) internal successors, (2522), 8 states have internal predecessors, (2522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:58,828 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:55:58,828 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] [2021-03-26 01:55:59,028 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-03-26 01:55:59,028 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:55:59,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:55:59,029 INFO L82 PathProgramCache]: Analyzing trace with hash 92398602, now seen corresponding path program 1 times [2021-03-26 01:55:59,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:55:59,029 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946635414] [2021-03-26 01:55:59,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:55:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:59,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,071 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:59,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946635414] [2021-03-26 01:55:59,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1415537929] [2021-03-26 01:55:59,071 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 [2021-03-26 01:55:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:55:59,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-26 01:55:59,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 01:55:59,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:59,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:59,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:59,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:59,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:59,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:59,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:59,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:59,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:59,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:59,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:59,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:59,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:59,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 01:55:59,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:59,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:59,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:59,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:59,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:59,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:59,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 01:55:59,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 01:55:59,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:59,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:59,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:55:59,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 01:55:59,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:59,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:55:59,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:55:59,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:55:59,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:55:59,247 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 01:55:59,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:55:59,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:55:59,258 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:55:59,258 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 01:55:59,258 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-03-26 01:55:59,258 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895309593] [2021-03-26 01:55:59,259 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 01:55:59,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:55:59,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 01:55:59,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-03-26 01:55:59,261 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 421 [2021-03-26 01:55:59,262 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 90 transitions, 311 flow. Second operand has 9 states, 9 states have (on average 315.44444444444446) internal successors, (2839), 9 states have internal predecessors, (2839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:59,262 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:55:59,262 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 421 [2021-03-26 01:55:59,262 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:55:59,417 INFO L129 PetriNetUnfolder]: 390/1487 cut-off events. [2021-03-26 01:55:59,418 INFO L130 PetriNetUnfolder]: For 91/91 co-relation queries the response was YES. [2021-03-26 01:55:59,425 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 11920 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. [2021-03-26 01:55:59,430 INFO L132 encePairwiseOnDemand]: 411/421 looper letters, 17 selfloop transitions, 10 changer transitions 0/103 dead transitions. [2021-03-26 01:55:59,430 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 103 transitions, 408 flow [2021-03-26 01:55:59,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-26 01:55:59,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-26 01:55:59,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 3471 transitions. [2021-03-26 01:55:59,432 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7495141438134312 [2021-03-26 01:55:59,432 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 3471 transitions. [2021-03-26 01:55:59,432 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 3471 transitions. [2021-03-26 01:55:59,433 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:55:59,433 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 3471 transitions. [2021-03-26 01:55:59,435 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 315.54545454545456) internal successors, (3471), 11 states have internal predecessors, (3471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:59,444 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 421.0) internal successors, (5052), 12 states have internal predecessors, (5052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:59,445 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 421.0) internal successors, (5052), 12 states have internal predecessors, (5052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:55:59,445 INFO L185 Difference]: Start difference. First operand has 109 places, 90 transitions, 311 flow. Second operand 11 states and 3471 transitions. [2021-03-26 01:55:59,445 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 103 transitions, 408 flow [2021-03-26 01:55:59,446 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 103 transitions, 384 flow, removed 8 selfloop flow, removed 4 redundant places. [2021-03-26 01:55:59,448 INFO L241 Difference]: Finished difference. Result has 118 places, 92 transitions, 336 flow [2021-03-26 01:55:59,448 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=421, PETRI_DIFFERENCE_MINUEND_FLOW=284, PETRI_DIFFERENCE_MINUEND_PLACES=105, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=336, PETRI_PLACES=118, PETRI_TRANSITIONS=92} [2021-03-26 01:55:59,448 INFO L343 CegarLoopForPetriNet]: 162 programPoint places, -44 predicate places. [2021-03-26 01:55:59,448 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:55:59,448 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 118 places, 92 transitions, 336 flow [2021-03-26 01:55:59,448 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 118 places, 92 transitions, 336 flow [2021-03-26 01:55:59,449 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 118 places, 92 transitions, 336 flow [2021-03-26 01:55:59,546 INFO L129 PetriNetUnfolder]: 390/1487 cut-off events. [2021-03-26 01:55:59,546 INFO L130 PetriNetUnfolder]: For 76/76 co-relation queries the response was YES. [2021-03-26 01:55:59,555 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 12182 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. [2021-03-26 01:55:59,576 INFO L142 LiptonReduction]: Number of co-enabled transitions 5388 [2021-03-26 01:56:01,310 INFO L154 LiptonReduction]: Checked pairs total: 19474 [2021-03-26 01:56:01,310 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 01:56:01,310 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1862 [2021-03-26 01:56:01,311 INFO L480 AbstractCegarLoop]: Abstraction has has 116 places, 90 transitions, 330 flow [2021-03-26 01:56:01,312 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 315.44444444444446) internal successors, (2839), 9 states have internal predecessors, (2839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:56:01,312 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:56:01,312 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] [2021-03-26 01:56:01,512 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 01:56:01,512 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:56:01,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:56:01,513 INFO L82 PathProgramCache]: Analyzing trace with hash 925934740, now seen corresponding path program 1 times [2021-03-26 01:56:01,513 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:56:01,513 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040840742] [2021-03-26 01:56:01,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:56:01,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:56:01,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,563 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:56:01,563 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040840742] [2021-03-26 01:56:01,563 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1695943656] [2021-03-26 01:56:01,564 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 [2021-03-26 01:56:01,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:56:01,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-26 01:56:01,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 01:56:01,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:56:01,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:56:01,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:56:01,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:56:01,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:56:01,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:56:01,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:56:01,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:56:01,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:56:01,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:56:01,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:56:01,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:56:01,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:56:01,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:56:01,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:56:01,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:56:01,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:56:01,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:56:01,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:56:01,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:56:01,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:56:01,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 01:56:01,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:56:01,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:56:01,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:56:01,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:56:01,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:56:01,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:56:01,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:56:01,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 01:56:01,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:56:01,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:56:01,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:56:01,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:56:01,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:01,742 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 01:56:01,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:01,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:01,751 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:56:01,751 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 01:56:01,751 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-03-26 01:56:01,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525221446] [2021-03-26 01:56:01,752 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-26 01:56:01,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:56:01,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-26 01:56:01,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-03-26 01:56:01,755 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 425 [2021-03-26 01:56:01,757 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 90 transitions, 330 flow. Second operand has 11 states, 11 states have (on average 315.27272727272725) internal successors, (3468), 11 states have internal predecessors, (3468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:56:01,757 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:56:01,757 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 425 [2021-03-26 01:56:01,757 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:56:01,929 INFO L129 PetriNetUnfolder]: 315/1220 cut-off events. [2021-03-26 01:56:01,929 INFO L130 PetriNetUnfolder]: For 115/115 co-relation queries the response was YES. [2021-03-26 01:56:01,936 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 9318 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. [2021-03-26 01:56:01,940 INFO L132 encePairwiseOnDemand]: 413/425 looper letters, 16 selfloop transitions, 11 changer transitions 0/103 dead transitions. [2021-03-26 01:56:01,940 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 127 places, 103 transitions, 418 flow [2021-03-26 01:56:01,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-26 01:56:01,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-26 01:56:01,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 3784 transitions. [2021-03-26 01:56:01,942 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7419607843137255 [2021-03-26 01:56:01,942 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 3784 transitions. [2021-03-26 01:56:01,942 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 3784 transitions. [2021-03-26 01:56:01,943 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:56:01,943 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 3784 transitions. [2021-03-26 01:56:01,946 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 315.3333333333333) internal successors, (3784), 12 states have internal predecessors, (3784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:56:01,949 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 425.0) internal successors, (5525), 13 states have internal predecessors, (5525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:56:01,949 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 425.0) internal successors, (5525), 13 states have internal predecessors, (5525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:56:01,949 INFO L185 Difference]: Start difference. First operand has 116 places, 90 transitions, 330 flow. Second operand 12 states and 3784 transitions. [2021-03-26 01:56:01,949 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 127 places, 103 transitions, 418 flow [2021-03-26 01:56:01,951 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 121 places, 103 transitions, 386 flow, removed 10 selfloop flow, removed 6 redundant places. [2021-03-26 01:56:01,951 INFO L241 Difference]: Finished difference. Result has 123 places, 91 transitions, 338 flow [2021-03-26 01:56:01,952 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=425, 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} [2021-03-26 01:56:01,952 INFO L343 CegarLoopForPetriNet]: 162 programPoint places, -39 predicate places. [2021-03-26 01:56:01,952 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:56:01,952 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 123 places, 91 transitions, 338 flow [2021-03-26 01:56:01,952 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 123 places, 91 transitions, 338 flow [2021-03-26 01:56:01,952 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 123 places, 91 transitions, 338 flow [2021-03-26 01:56:02,020 INFO L129 PetriNetUnfolder]: 315/1220 cut-off events. [2021-03-26 01:56:02,020 INFO L130 PetriNetUnfolder]: For 58/58 co-relation queries the response was YES. [2021-03-26 01:56:02,027 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 9414 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. [2021-03-26 01:56:02,043 INFO L142 LiptonReduction]: Number of co-enabled transitions 5300 [2021-03-26 01:56:02,956 INFO L154 LiptonReduction]: Checked pairs total: 19364 [2021-03-26 01:56:02,956 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-26 01:56:02,956 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1004 [2021-03-26 01:56:02,958 INFO L480 AbstractCegarLoop]: Abstraction has has 119 places, 88 transitions, 346 flow [2021-03-26 01:56:02,958 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 315.27272727272725) internal successors, (3468), 11 states have internal predecessors, (3468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:56:02,958 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:56:02,958 INFO L263 CegarLoopForPetriNet]: trace histogram [7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:56:03,159 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-03-26 01:56:03,159 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:56:03,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:56:03,159 INFO L82 PathProgramCache]: Analyzing trace with hash 599879022, now seen corresponding path program 1 times [2021-03-26 01:56:03,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:56:03,160 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142898369] [2021-03-26 01:56:03,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:56:03,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 01:56:03,168 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 01:56:03,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 01:56:03,175 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 01:56:03,188 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 01:56:03,188 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 01:56:03,188 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-03-26 01:56:03,188 WARN L342 ceAbstractionStarter]: 6 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 01:56:03,189 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 7 thread instances. [2021-03-26 01:56:03,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,202 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,202 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,202 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,202 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,205 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,205 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,205 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,205 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,206 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,207 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,207 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,207 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,207 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,209 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,210 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,210 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,210 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,210 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,210 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,211 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,212 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,212 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,212 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,212 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,212 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,213 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,214 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,215 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,215 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,215 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,215 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,215 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,216 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,217 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,217 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,217 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,217 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,217 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,218 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,219 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,219 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,220 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,220 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,220 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,220 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,220 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,220 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,221 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,221 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,221 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,223 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,223 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,223 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,223 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,223 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,223 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,223 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,223 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,223 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,224 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,224 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,224 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,224 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,224 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,224 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,224 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,224 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,225 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,225 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,225 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,225 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,225 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,225 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,226 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,226 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,226 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,226 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,226 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,226 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,227 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,227 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,227 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,227 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,227 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,227 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,227 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,228 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,228 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 01:56:03,232 INFO L149 ThreadInstanceAdder]: Constructed 7 joinOtherThreadTransitions. [2021-03-26 01:56:03,232 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 01:56:03,232 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 01:56:03,232 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 01:56:03,232 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 01:56:03,233 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 01:56:03,233 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 01:56:03,233 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 01:56:03,233 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 01:56:03,233 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 01:56:03,234 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 244 places, 283 transitions, 664 flow [2021-03-26 01:56:03,508 INFO L129 PetriNetUnfolder]: 530/2549 cut-off events. [2021-03-26 01:56:03,508 INFO L130 PetriNetUnfolder]: For 525/525 co-relation queries the response was YES. [2021-03-26 01:56:03,545 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3047 conditions, 2549 events. 530/2549 cut-off events. For 525/525 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 17361 event pairs, 201 based on Foata normal form. 0/2203 useless extension candidates. Maximal degree in co-relation 1624. Up to 448 conditions per place. [2021-03-26 01:56:03,545 INFO L82 GeneralOperation]: Start removeDead. Operand has 244 places, 283 transitions, 664 flow [2021-03-26 01:56:03,565 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 244 places, 283 transitions, 664 flow [2021-03-26 01:56:03,565 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:56:03,565 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 244 places, 283 transitions, 664 flow [2021-03-26 01:56:03,566 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 244 places, 283 transitions, 664 flow [2021-03-26 01:56:03,566 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 244 places, 283 transitions, 664 flow [2021-03-26 01:56:03,804 INFO L129 PetriNetUnfolder]: 530/2549 cut-off events. [2021-03-26 01:56:03,804 INFO L130 PetriNetUnfolder]: For 525/525 co-relation queries the response was YES. [2021-03-26 01:56:03,845 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3047 conditions, 2549 events. 530/2549 cut-off events. For 525/525 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 17403 event pairs, 201 based on Foata normal form. 0/2203 useless extension candidates. Maximal degree in co-relation 1624. Up to 448 conditions per place. [2021-03-26 01:56:03,942 INFO L142 LiptonReduction]: Number of co-enabled transitions 52136 [2021-03-26 01:56:08,359 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-26 01:56:08,535 INFO L154 LiptonReduction]: Checked pairs total: 20819 [2021-03-26 01:56:08,535 INFO L156 LiptonReduction]: Total number of compositions: 113 [2021-03-26 01:56:08,535 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4970 [2021-03-26 01:56:08,538 INFO L129 PetriNetUnfolder]: 3/37 cut-off events. [2021-03-26 01:56:08,538 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 01:56:08,538 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:56:08,538 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:56:08,538 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:56:08,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:56:08,538 INFO L82 PathProgramCache]: Analyzing trace with hash 330384227, now seen corresponding path program 1 times [2021-03-26 01:56:08,538 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:56:08,539 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764668748] [2021-03-26 01:56:08,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:56:08,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:56:08,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:08,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:08,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:08,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:08,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:08,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:08,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:56:08,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764668748] [2021-03-26 01:56:08,555 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 01:56:08,555 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 01:56:08,555 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511669872] [2021-03-26 01:56:08,555 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 01:56:08,555 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:56:08,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 01:56:08,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 01:56:08,557 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 287 out of 396 [2021-03-26 01:56:08,557 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 181 places, 217 transitions, 532 flow. Second operand has 3 states, 3 states have (on average 287.6666666666667) internal successors, (863), 3 states have internal predecessors, (863), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:56:08,557 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:56:08,557 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 287 of 396 [2021-03-26 01:56:08,557 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:56:08,744 INFO L129 PetriNetUnfolder]: 327/1856 cut-off events. [2021-03-26 01:56:08,744 INFO L130 PetriNetUnfolder]: For 525/538 co-relation queries the response was YES. [2021-03-26 01:56:08,759 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2393 conditions, 1856 events. 327/1856 cut-off events. For 525/538 co-relation queries the response was YES. Maximal size of possible extension queue 55. Compared 12941 event pairs, 201 based on Foata normal form. 661/2375 useless extension candidates. Maximal degree in co-relation 1266. Up to 448 conditions per place. [2021-03-26 01:56:08,761 INFO L132 encePairwiseOnDemand]: 349/396 looper letters, 8 selfloop transitions, 2 changer transitions 19/176 dead transitions. [2021-03-26 01:56:08,761 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 176 transitions, 470 flow [2021-03-26 01:56:08,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 01:56:08,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 01:56:08,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 922 transitions. [2021-03-26 01:56:08,762 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7760942760942761 [2021-03-26 01:56:08,762 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 922 transitions. [2021-03-26 01:56:08,762 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 922 transitions. [2021-03-26 01:56:08,762 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:56:08,762 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 922 transitions. [2021-03-26 01:56:08,763 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 307.3333333333333) internal successors, (922), 3 states have internal predecessors, (922), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:56:08,764 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 396.0) internal successors, (1584), 4 states have internal predecessors, (1584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:56:08,764 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 396.0) internal successors, (1584), 4 states have internal predecessors, (1584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:56:08,764 INFO L185 Difference]: Start difference. First operand has 181 places, 217 transitions, 532 flow. Second operand 3 states and 922 transitions. [2021-03-26 01:56:08,764 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 176 transitions, 470 flow [2021-03-26 01:56:08,766 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 182 places, 176 transitions, 470 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 01:56:08,767 INFO L241 Difference]: Finished difference. Result has 183 places, 154 transitions, 395 flow [2021-03-26 01:56:08,767 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=396, PETRI_DIFFERENCE_MINUEND_FLOW=442, PETRI_DIFFERENCE_MINUEND_PLACES=180, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=172, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=170, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=395, PETRI_PLACES=183, PETRI_TRANSITIONS=154} [2021-03-26 01:56:08,767 INFO L343 CegarLoopForPetriNet]: 181 programPoint places, 2 predicate places. [2021-03-26 01:56:08,767 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:56:08,768 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 183 places, 154 transitions, 395 flow [2021-03-26 01:56:08,768 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 183 places, 154 transitions, 395 flow [2021-03-26 01:56:08,768 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 171 places, 154 transitions, 395 flow [2021-03-26 01:56:08,783 INFO L129 PetriNetUnfolder]: 0/239 cut-off events. [2021-03-26 01:56:08,783 INFO L130 PetriNetUnfolder]: For 78/78 co-relation queries the response was YES. [2021-03-26 01:56:08,783 INFO L84 FinitePrefix]: Finished finitePrefix Result has 307 conditions, 239 events. 0/239 cut-off events. For 78/78 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 716 event pairs, 0 based on Foata normal form. 0/239 useless extension candidates. Maximal degree in co-relation 0. Up to 15 conditions per place. [2021-03-26 01:56:08,788 INFO L142 LiptonReduction]: Number of co-enabled transitions 18434 [2021-03-26 01:56:10,818 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-26 01:56:10,962 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-26 01:56:11,268 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2021-03-26 01:56:11,411 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-26 01:56:11,541 INFO L154 LiptonReduction]: Checked pairs total: 30616 [2021-03-26 01:56:11,541 INFO L156 LiptonReduction]: Total number of compositions: 66 [2021-03-26 01:56:11,542 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2775 [2021-03-26 01:56:11,543 INFO L480 AbstractCegarLoop]: Abstraction has has 107 places, 90 transitions, 267 flow [2021-03-26 01:56:11,543 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 287.6666666666667) internal successors, (863), 3 states have internal predecessors, (863), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:56:11,543 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:56:11,543 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:56:11,544 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-03-26 01:56:11,544 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:56:11,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:56:11,544 INFO L82 PathProgramCache]: Analyzing trace with hash 1727963502, now seen corresponding path program 1 times [2021-03-26 01:56:11,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:56:11,544 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405760261] [2021-03-26 01:56:11,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:56:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:56:11,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:56:11,565 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405760261] [2021-03-26 01:56:11,565 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1136376976] [2021-03-26 01:56:11,566 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 [2021-03-26 01:56:11,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:56:11,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-26 01:56:11,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 01:56:11,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:56:11,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:56:11,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 01:56:11,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 01:56:11,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:56:11,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 01:56:11,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 01:56:11,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 01:56:11,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:11,675 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 01:56:11,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:11,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 01:56:11,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 01:56:11,693 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 01:56:11,693 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-26 01:56:11,694 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736720979] [2021-03-26 01:56:11,694 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 01:56:11,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:56:11,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 01:56:11,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 01:56:11,695 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 348 out of 462 [2021-03-26 01:56:11,697 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 107 places, 90 transitions, 267 flow. Second operand has 7 states, 7 states have (on average 349.7142857142857) internal successors, (2448), 7 states have internal predecessors, (2448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:56:11,697 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:56:11,697 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 348 of 462 [2021-03-26 01:56:11,697 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 01:56:11,738 INFO L129 PetriNetUnfolder]: 0/147 cut-off events. [2021-03-26 01:56:11,738 INFO L130 PetriNetUnfolder]: For 78/78 co-relation queries the response was YES. [2021-03-26 01:56:11,738 INFO L84 FinitePrefix]: Finished finitePrefix Result has 259 conditions, 147 events. 0/147 cut-off events. For 78/78 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 287 event pairs, 0 based on Foata normal form. 1/148 useless extension candidates. Maximal degree in co-relation 0. Up to 36 conditions per place. [2021-03-26 01:56:11,739 INFO L132 encePairwiseOnDemand]: 456/462 looper letters, 11 selfloop transitions, 4 changer transitions 1/98 dead transitions. [2021-03-26 01:56:11,739 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 98 transitions, 317 flow [2021-03-26 01:56:11,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 01:56:11,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 01:56:11,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2105 transitions. [2021-03-26 01:56:11,741 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7593795093795094 [2021-03-26 01:56:11,741 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2105 transitions. [2021-03-26 01:56:11,741 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2105 transitions. [2021-03-26 01:56:11,741 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 01:56:11,742 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2105 transitions. [2021-03-26 01:56:11,743 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 350.8333333333333) internal successors, (2105), 6 states have internal predecessors, (2105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:56:11,745 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 462.0) internal successors, (3234), 7 states have internal predecessors, (3234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:56:11,745 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 462.0) internal successors, (3234), 7 states have internal predecessors, (3234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:56:11,745 INFO L185 Difference]: Start difference. First operand has 107 places, 90 transitions, 267 flow. Second operand 6 states and 2105 transitions. [2021-03-26 01:56:11,745 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 98 transitions, 317 flow [2021-03-26 01:56:11,746 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 98 transitions, 273 flow, removed 21 selfloop flow, removed 1 redundant places. [2021-03-26 01:56:11,747 INFO L241 Difference]: Finished difference. Result has 114 places, 92 transitions, 251 flow [2021-03-26 01:56:11,747 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=462, PETRI_DIFFERENCE_MINUEND_FLOW=223, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=251, PETRI_PLACES=114, PETRI_TRANSITIONS=92} [2021-03-26 01:56:11,747 INFO L343 CegarLoopForPetriNet]: 181 programPoint places, -67 predicate places. [2021-03-26 01:56:11,747 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 01:56:11,747 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 114 places, 92 transitions, 251 flow [2021-03-26 01:56:11,747 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 114 places, 92 transitions, 251 flow [2021-03-26 01:56:11,748 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 113 places, 92 transitions, 251 flow [2021-03-26 01:56:11,756 INFO L129 PetriNetUnfolder]: 0/146 cut-off events. [2021-03-26 01:56:11,756 INFO L130 PetriNetUnfolder]: For 21/21 co-relation queries the response was YES. [2021-03-26 01:56:11,756 INFO L84 FinitePrefix]: Finished finitePrefix Result has 224 conditions, 146 events. 0/146 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 274 event pairs, 0 based on Foata normal form. 0/146 useless extension candidates. Maximal degree in co-relation 0. Up to 14 conditions per place. [2021-03-26 01:56:11,758 INFO L142 LiptonReduction]: Number of co-enabled transitions 6240 [2021-03-26 01:56:11,893 INFO L154 LiptonReduction]: Checked pairs total: 28958 [2021-03-26 01:56:11,893 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 01:56:11,893 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 146 [2021-03-26 01:56:11,895 INFO L480 AbstractCegarLoop]: Abstraction has has 111 places, 90 transitions, 247 flow [2021-03-26 01:56:11,895 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 349.7142857142857) internal successors, (2448), 7 states have internal predecessors, (2448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:56:11,896 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 01:56:11,896 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 01:56:12,096 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 01:56:12,096 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 01:56:12,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 01:56:12,096 INFO L82 PathProgramCache]: Analyzing trace with hash -1638748791, now seen corresponding path program 1 times [2021-03-26 01:56:12,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 01:56:12,097 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100343240] [2021-03-26 01:56:12,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 01:56:12,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 01:56:12,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:12,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 01:56:12,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 01:56:12,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 01:56:12,121 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-03-26 01:56:12,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100343240] [2021-03-26 01:56:12,121 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 01:56:12,121 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 01:56:12,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470989646] [2021-03-26 01:56:12,122 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 01:56:12,122 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 01:56:12,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 01:56:12,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 01:56:12,123 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 309 out of 466 [2021-03-26 01:56:12,124 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 90 transitions, 247 flow. Second operand has 4 states, 4 states have (on average 309.75) internal successors, (1239), 4 states have internal predecessors, (1239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 01:56:12,124 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 01:56:12,124 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 309 of 466 [2021-03-26 01:56:12,125 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand