/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-RepeatedSemanticLbeWithDisjunctivePredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_08-cond_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-26 11:56:38,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-26 11:56:38,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-26 11:56:38,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-26 11:56:38,907 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-26 11:56:38,910 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-26 11:56:38,912 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-26 11:56:38,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-26 11:56:38,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-26 11:56:38,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-26 11:56:38,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-26 11:56:38,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-26 11:56:38,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-26 11:56:38,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-26 11:56:38,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-26 11:56:38,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-26 11:56:38,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-26 11:56:38,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-26 11:56:38,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-26 11:56:38,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-26 11:56:38,944 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-26 11:56:38,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-26 11:56:38,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-26 11:56:38,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-26 11:56:38,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-26 11:56:38,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-26 11:56:38,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-26 11:56:38,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-26 11:56:38,955 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-26 11:56:38,956 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-26 11:56:38,956 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-26 11:56:38,957 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-26 11:56:38,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-26 11:56:38,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-26 11:56:38,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-26 11:56:38,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-26 11:56:38,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-26 11:56:38,961 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-26 11:56:38,961 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-26 11:56:38,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-26 11:56:38,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-26 11:56:38,966 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-RepeatedSemanticLbeWithDisjunctivePredicates.epf [2021-03-26 11:56:38,994 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-26 11:56:38,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-26 11:56:38,998 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-26 11:56:38,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-26 11:56:38,998 INFO L138 SettingsManager]: * Use SBE=true [2021-03-26 11:56:38,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-26 11:56:38,998 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-26 11:56:38,998 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-26 11:56:38,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-26 11:56:38,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-26 11:56:38,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-26 11:56:39,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-26 11:56:39,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-26 11:56:39,000 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-26 11:56:39,000 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-26 11:56:39,000 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-26 11:56:39,000 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-26 11:56:39,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-26 11:56:39,001 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-26 11:56:39,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-26 11:56:39,001 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-26 11:56:39,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 11:56:39,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-26 11:56:39,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-26 11:56:39,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-26 11:56:39,002 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-26 11:56:39,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-26 11:56:39,002 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES_DISJUNCTIVE [2021-03-26 11:56:39,002 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-26 11:56:39,002 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-26 11:56:39,002 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-26 11:56:39,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-26 11:56:39,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-26 11:56:39,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-26 11:56:39,317 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-26 11:56:39,318 INFO L275 PluginConnector]: CDTParser initialized [2021-03-26 11:56:39,319 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_08-cond_racefree.i [2021-03-26 11:56:39,392 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21fd82fce/64fc5472de15402996bc7ec9a0c8f88b/FLAG633c77a2d [2021-03-26 11:56:39,948 INFO L306 CDTParser]: Found 1 translation units. [2021-03-26 11:56:39,951 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_08-cond_racefree.i [2021-03-26 11:56:39,968 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21fd82fce/64fc5472de15402996bc7ec9a0c8f88b/FLAG633c77a2d [2021-03-26 11:56:40,404 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21fd82fce/64fc5472de15402996bc7ec9a0c8f88b [2021-03-26 11:56:40,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-26 11:56:40,407 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-26 11:56:40,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-26 11:56:40,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-26 11:56:40,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-26 11:56:40,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 11:56:40" (1/1) ... [2021-03-26 11:56:40,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62a12e9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:56:40, skipping insertion in model container [2021-03-26 11:56:40,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 11:56:40" (1/1) ... [2021-03-26 11:56:40,426 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-26 11:56:40,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-26 11:56:40,911 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_08-cond_racefree.i[41060,41073] [2021-03-26 11:56:40,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 11:56:40,952 INFO L203 MainTranslator]: Completed pre-run [2021-03-26 11:56:40,994 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_08-cond_racefree.i[41060,41073] [2021-03-26 11:56:41,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 11:56:41,166 INFO L208 MainTranslator]: Completed translation [2021-03-26 11:56:41,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:56:41 WrapperNode [2021-03-26 11:56:41,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-26 11:56:41,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-26 11:56:41,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-26 11:56:41,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-26 11:56:41,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:56:41" (1/1) ... [2021-03-26 11:56:41,205 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:56:41" (1/1) ... [2021-03-26 11:56:41,230 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-26 11:56:41,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-26 11:56:41,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-26 11:56:41,231 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-26 11:56:41,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:56:41" (1/1) ... [2021-03-26 11:56:41,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:56:41" (1/1) ... [2021-03-26 11:56:41,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:56:41" (1/1) ... [2021-03-26 11:56:41,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:56:41" (1/1) ... [2021-03-26 11:56:41,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:56:41" (1/1) ... [2021-03-26 11:56:41,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:56:41" (1/1) ... [2021-03-26 11:56:41,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:56:41" (1/1) ... [2021-03-26 11:56:41,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-26 11:56:41,267 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-26 11:56:41,267 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-26 11:56:41,267 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-26 11:56:41,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:56:41" (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 11:56:41,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-26 11:56:41,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-26 11:56:41,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-26 11:56:41,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-26 11:56:41,345 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-26 11:56:41,345 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-03-26 11:56:41,345 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-03-26 11:56:41,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-26 11:56:41,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-26 11:56:41,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-26 11:56:41,347 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 11:56:41,716 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-26 11:56:41,717 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2021-03-26 11:56:41,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 11:56:41 BoogieIcfgContainer [2021-03-26 11:56:41,718 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-26 11:56:41,719 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-26 11:56:41,719 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-26 11:56:41,722 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-26 11:56:41,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.03 11:56:40" (1/3) ... [2021-03-26 11:56:41,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@614b68cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 11:56:41, skipping insertion in model container [2021-03-26 11:56:41,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:56:41" (2/3) ... [2021-03-26 11:56:41,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@614b68cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 11:56:41, skipping insertion in model container [2021-03-26 11:56:41,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 11:56:41" (3/3) ... [2021-03-26 11:56:41,724 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_08-cond_racefree.i [2021-03-26 11:56:41,728 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-26 11:56:41,734 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-26 11:56:41,735 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-26 11:56:41,768 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,768 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,768 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,768 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,769 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,769 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,769 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,769 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,769 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,769 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,770 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,770 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,770 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,770 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,770 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,771 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,771 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,771 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,771 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,771 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,771 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,772 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,772 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,772 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,772 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,772 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,772 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,773 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,773 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,773 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,773 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,773 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,773 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,773 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,774 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,774 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,776 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,776 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,776 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,777 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,777 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,777 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,778 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,778 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,778 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:41,782 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-03-26 11:56:41,796 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 11:56:41,813 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 11:56:41,814 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 11:56:41,814 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 11:56:41,814 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 11:56:41,814 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 11:56:41,814 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 11:56:41,814 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 11:56:41,814 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 11:56:41,825 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 106 places, 118 transitions, 244 flow [2021-03-26 11:56:41,873 INFO L129 PetriNetUnfolder]: 23/158 cut-off events. [2021-03-26 11:56:41,873 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 11:56:41,878 INFO L84 FinitePrefix]: Finished finitePrefix Result has 164 conditions, 158 events. 23/158 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 362 event pairs, 0 based on Foata normal form. 0/130 useless extension candidates. Maximal degree in co-relation 79. Up to 6 conditions per place. [2021-03-26 11:56:41,878 INFO L82 GeneralOperation]: Start removeDead. Operand has 106 places, 118 transitions, 244 flow [2021-03-26 11:56:41,883 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 102 places, 113 transitions, 231 flow [2021-03-26 11:56:41,884 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:56:41,895 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 102 places, 113 transitions, 231 flow [2021-03-26 11:56:41,898 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 102 places, 113 transitions, 231 flow [2021-03-26 11:56:41,900 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 102 places, 113 transitions, 231 flow [2021-03-26 11:56:41,930 INFO L129 PetriNetUnfolder]: 22/153 cut-off events. [2021-03-26 11:56:41,930 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 11:56:41,931 INFO L84 FinitePrefix]: Finished finitePrefix Result has 158 conditions, 153 events. 22/153 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 361 event pairs, 0 based on Foata normal form. 0/125 useless extension candidates. Maximal degree in co-relation 79. Up to 6 conditions per place. [2021-03-26 11:56:41,934 INFO L142 LiptonReduction]: Number of co-enabled transitions 2520 [2021-03-26 11:56:43,744 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-03-26 11:56:43,961 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-03-26 11:56:44,330 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-03-26 11:56:44,595 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-03-26 11:56:44,700 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-03-26 11:56:44,815 INFO L154 LiptonReduction]: Checked pairs total: 1185 [2021-03-26 11:56:44,815 INFO L156 LiptonReduction]: Total number of compositions: 69 [2021-03-26 11:56:44,817 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2934 [2021-03-26 11:56:44,826 INFO L129 PetriNetUnfolder]: 2/32 cut-off events. [2021-03-26 11:56:44,826 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 11:56:44,826 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:56:44,827 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:56:44,827 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:56:44,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:56:44,832 INFO L82 PathProgramCache]: Analyzing trace with hash -2103418101, now seen corresponding path program 1 times [2021-03-26 11:56:44,839 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:56:44,839 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158675107] [2021-03-26 11:56:44,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:56:44,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:56:44,941 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:56:44,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:56:44,993 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:56:45,031 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 11:56:45,032 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 11:56:45,032 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-26 11:56:45,033 WARN L342 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 11:56:45,034 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-03-26 11:56:45,061 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,061 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,061 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,062 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,062 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,062 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,063 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,065 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,066 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,066 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,066 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,071 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,071 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,071 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,071 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,071 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,071 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,072 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,072 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,072 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,072 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,072 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,072 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,072 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,072 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,072 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,072 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,073 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,073 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,073 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,073 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,073 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,073 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,073 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,073 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,073 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,075 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,075 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,075 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,075 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,079 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,079 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,081 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,081 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:45,084 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-03-26 11:56:45,084 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 11:56:45,091 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 11:56:45,091 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 11:56:45,091 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 11:56:45,091 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 11:56:45,091 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 11:56:45,091 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 11:56:45,091 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 11:56:45,091 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 11:56:45,094 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 131 places, 148 transitions, 314 flow [2021-03-26 11:56:45,142 INFO L129 PetriNetUnfolder]: 40/251 cut-off events. [2021-03-26 11:56:45,142 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 11:56:45,146 INFO L84 FinitePrefix]: Finished finitePrefix Result has 265 conditions, 251 events. 40/251 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 749 event pairs, 0 based on Foata normal form. 0/204 useless extension candidates. Maximal degree in co-relation 160. Up to 9 conditions per place. [2021-03-26 11:56:45,147 INFO L82 GeneralOperation]: Start removeDead. Operand has 131 places, 148 transitions, 314 flow [2021-03-26 11:56:45,149 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 131 places, 148 transitions, 314 flow [2021-03-26 11:56:45,149 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:56:45,150 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 131 places, 148 transitions, 314 flow [2021-03-26 11:56:45,150 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 131 places, 148 transitions, 314 flow [2021-03-26 11:56:45,151 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 131 places, 148 transitions, 314 flow [2021-03-26 11:56:45,189 INFO L129 PetriNetUnfolder]: 40/251 cut-off events. [2021-03-26 11:56:45,189 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 11:56:45,190 INFO L84 FinitePrefix]: Finished finitePrefix Result has 265 conditions, 251 events. 40/251 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 772 event pairs, 0 based on Foata normal form. 0/204 useless extension candidates. Maximal degree in co-relation 160. Up to 9 conditions per place. [2021-03-26 11:56:45,197 INFO L142 LiptonReduction]: Number of co-enabled transitions 7224 [2021-03-26 11:56:46,786 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-03-26 11:56:46,969 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-03-26 11:56:47,323 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-03-26 11:56:47,564 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-03-26 11:56:47,749 INFO L154 LiptonReduction]: Checked pairs total: 2885 [2021-03-26 11:56:47,749 INFO L156 LiptonReduction]: Total number of compositions: 72 [2021-03-26 11:56:47,750 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2601 [2021-03-26 11:56:47,754 INFO L129 PetriNetUnfolder]: 4/48 cut-off events. [2021-03-26 11:56:47,754 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 11:56:47,754 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:56:47,754 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:56:47,755 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:56:47,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:56:47,755 INFO L82 PathProgramCache]: Analyzing trace with hash -1368285605, now seen corresponding path program 1 times [2021-03-26 11:56:47,755 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:56:47,755 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620779257] [2021-03-26 11:56:47,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:56:47,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:56:47,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:47,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:47,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:47,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:47,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:47,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:47,825 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 11:56:47,826 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620779257] [2021-03-26 11:56:47,826 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:56:47,826 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 11:56:47,826 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304610227] [2021-03-26 11:56:47,833 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 11:56:47,834 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:56:47,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 11:56:47,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 11:56:47,844 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 220 [2021-03-26 11:56:47,846 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 81 places, 94 transitions, 206 flow. Second operand has 3 states, 3 states have (on average 174.0) internal successors, (522), 3 states have internal predecessors, (522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:47,846 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:56:47,847 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 220 [2021-03-26 11:56:47,847 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:56:47,910 INFO L129 PetriNetUnfolder]: 6/127 cut-off events. [2021-03-26 11:56:47,910 INFO L130 PetriNetUnfolder]: For 6/9 co-relation queries the response was YES. [2021-03-26 11:56:47,910 INFO L84 FinitePrefix]: Finished finitePrefix Result has 156 conditions, 127 events. 6/127 cut-off events. For 6/9 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 360 event pairs, 0 based on Foata normal form. 55/170 useless extension candidates. Maximal degree in co-relation 97. Up to 11 conditions per place. [2021-03-26 11:56:47,912 INFO L132 encePairwiseOnDemand]: 203/220 looper letters, 9 selfloop transitions, 2 changer transitions 19/83 dead transitions. [2021-03-26 11:56:47,912 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 83 transitions, 206 flow [2021-03-26 11:56:47,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 11:56:47,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 11:56:47,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 551 transitions. [2021-03-26 11:56:47,925 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8348484848484848 [2021-03-26 11:56:47,926 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 551 transitions. [2021-03-26 11:56:47,926 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 551 transitions. [2021-03-26 11:56:47,928 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:56:47,939 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 551 transitions. [2021-03-26 11:56:47,945 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 183.66666666666666) internal successors, (551), 3 states have internal predecessors, (551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:47,951 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:47,956 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:47,958 INFO L185 Difference]: Start difference. First operand has 81 places, 94 transitions, 206 flow. Second operand 3 states and 551 transitions. [2021-03-26 11:56:47,959 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 83 transitions, 206 flow [2021-03-26 11:56:47,962 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 83 transitions, 206 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:56:47,964 INFO L241 Difference]: Finished difference. Result has 83 places, 61 transitions, 144 flow [2021-03-26 11:56:47,966 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=176, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=77, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=144, PETRI_PLACES=83, PETRI_TRANSITIONS=61} [2021-03-26 11:56:47,967 INFO L343 CegarLoopForPetriNet]: 81 programPoint places, 2 predicate places. [2021-03-26 11:56:47,967 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:56:47,967 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 83 places, 61 transitions, 144 flow [2021-03-26 11:56:47,967 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 83 places, 61 transitions, 144 flow [2021-03-26 11:56:47,968 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 68 places, 61 transitions, 144 flow [2021-03-26 11:56:47,978 INFO L129 PetriNetUnfolder]: 0/77 cut-off events. [2021-03-26 11:56:47,978 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-26 11:56:47,978 INFO L84 FinitePrefix]: Finished finitePrefix Result has 95 conditions, 77 events. 0/77 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 147 event pairs, 0 based on Foata normal form. 0/77 useless extension candidates. Maximal degree in co-relation 0. Up to 5 conditions per place. [2021-03-26 11:56:47,980 INFO L142 LiptonReduction]: Number of co-enabled transitions 1872 [2021-03-26 11:56:48,827 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-26 11:56:48,959 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-26 11:56:49,078 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-26 11:56:49,199 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-26 11:56:49,930 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:56:50,065 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:56:50,209 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:56:50,328 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:56:50,436 INFO L154 LiptonReduction]: Checked pairs total: 2880 [2021-03-26 11:56:50,436 INFO L156 LiptonReduction]: Total number of compositions: 29 [2021-03-26 11:56:50,437 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2470 [2021-03-26 11:56:50,438 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 35 transitions, 92 flow [2021-03-26 11:56:50,438 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 174.0) internal successors, (522), 3 states have internal predecessors, (522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:50,438 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:56:50,438 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:56:50,439 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-26 11:56:50,439 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:56:50,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:56:50,439 INFO L82 PathProgramCache]: Analyzing trace with hash -679988724, now seen corresponding path program 1 times [2021-03-26 11:56:50,439 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:56:50,439 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996458069] [2021-03-26 11:56:50,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:56:50,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:56:50,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,494 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 11:56:50,494 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996458069] [2021-03-26 11:56:50,494 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1281897559] [2021-03-26 11:56:50,494 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 11:56:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:56:50,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-26 11:56:50,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:56:50,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:56:50,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:56:50,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:56:50,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 11:56:50,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:56:50,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:56:50,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:56:50,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:56:50,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:50,696 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 11:56:50,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:50,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:50,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:56:50,712 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:56:50,712 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-26 11:56:50,712 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45696414] [2021-03-26 11:56:50,713 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 11:56:50,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:56:50,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 11:56:50,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 11:56:50,715 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 195 out of 249 [2021-03-26 11:56:50,717 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 35 transitions, 92 flow. Second operand has 7 states, 7 states have (on average 196.85714285714286) internal successors, (1378), 7 states have internal predecessors, (1378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:50,717 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:56:50,717 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 195 of 249 [2021-03-26 11:56:50,717 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:56:50,770 INFO L129 PetriNetUnfolder]: 0/41 cut-off events. [2021-03-26 11:56:50,771 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 11:56:50,771 INFO L84 FinitePrefix]: Finished finitePrefix Result has 72 conditions, 41 events. 0/41 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 61 event pairs, 0 based on Foata normal form. 1/42 useless extension candidates. Maximal degree in co-relation 0. Up to 5 conditions per place. [2021-03-26 11:56:50,771 INFO L132 encePairwiseOnDemand]: 243/249 looper letters, 8 selfloop transitions, 4 changer transitions 1/40 dead transitions. [2021-03-26 11:56:50,771 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 40 transitions, 128 flow [2021-03-26 11:56:50,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 11:56:50,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 11:56:50,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1184 transitions. [2021-03-26 11:56:50,778 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7925033467202142 [2021-03-26 11:56:50,778 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1184 transitions. [2021-03-26 11:56:50,778 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1184 transitions. [2021-03-26 11:56:50,779 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:56:50,779 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1184 transitions. [2021-03-26 11:56:50,783 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 197.33333333333334) internal successors, (1184), 6 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:50,788 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 249.0) internal successors, (1743), 7 states have internal predecessors, (1743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:50,789 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 249.0) internal successors, (1743), 7 states have internal predecessors, (1743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:50,789 INFO L185 Difference]: Start difference. First operand has 42 places, 35 transitions, 92 flow. Second operand 6 states and 1184 transitions. [2021-03-26 11:56:50,789 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 40 transitions, 128 flow [2021-03-26 11:56:50,790 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 40 transitions, 124 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-03-26 11:56:50,791 INFO L241 Difference]: Finished difference. Result has 48 places, 35 transitions, 104 flow [2021-03-26 11:56:50,791 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=249, PETRI_DIFFERENCE_MINUEND_FLOW=88, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=104, PETRI_PLACES=48, PETRI_TRANSITIONS=35} [2021-03-26 11:56:50,792 INFO L343 CegarLoopForPetriNet]: 81 programPoint places, -33 predicate places. [2021-03-26 11:56:50,792 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:56:50,792 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 48 places, 35 transitions, 104 flow [2021-03-26 11:56:50,792 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 48 places, 35 transitions, 104 flow [2021-03-26 11:56:50,793 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 47 places, 35 transitions, 104 flow [2021-03-26 11:56:50,797 INFO L129 PetriNetUnfolder]: 0/40 cut-off events. [2021-03-26 11:56:50,798 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 11:56:50,798 INFO L84 FinitePrefix]: Finished finitePrefix Result has 65 conditions, 40 events. 0/40 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 61 event pairs, 0 based on Foata normal form. 0/40 useless extension candidates. Maximal degree in co-relation 0. Up to 4 conditions per place. [2021-03-26 11:56:50,798 INFO L142 LiptonReduction]: Number of co-enabled transitions 620 [2021-03-26 11:56:51,717 WARN L205 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-26 11:56:52,098 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-26 11:56:52,867 WARN L205 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-26 11:56:53,189 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-26 11:56:53,235 INFO L154 LiptonReduction]: Checked pairs total: 2360 [2021-03-26 11:56:53,235 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 11:56:53,235 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2443 [2021-03-26 11:56:53,236 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 31 transitions, 94 flow [2021-03-26 11:56:53,237 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 196.85714285714286) internal successors, (1378), 7 states have internal predecessors, (1378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:53,237 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:56:53,237 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:56:53,437 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-03-26 11:56:53,438 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:56:53,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:56:53,438 INFO L82 PathProgramCache]: Analyzing trace with hash -1580741076, now seen corresponding path program 1 times [2021-03-26 11:56:53,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:56:53,438 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760895984] [2021-03-26 11:56:53,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:56:53,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:56:53,462 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:56:53,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:56:53,478 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:56:53,483 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 11:56:53,484 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 11:56:53,484 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-26 11:56:53,484 WARN L342 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 11:56:53,485 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-03-26 11:56:53,494 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,494 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,494 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,494 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,495 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,495 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,495 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,495 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,495 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,495 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,495 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,495 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,495 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,495 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,495 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,495 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,496 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,496 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,496 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,496 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,496 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,496 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,496 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,496 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,496 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,496 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,496 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,496 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,496 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,497 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,497 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,497 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,497 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,497 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,497 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,497 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,497 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,497 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,497 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,497 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,498 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,498 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,498 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,498 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,498 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,498 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,498 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,498 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,498 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,498 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,498 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,498 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,498 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,500 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,500 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,501 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,501 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,501 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,501 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,501 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,501 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,501 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,501 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,501 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,501 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,501 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,501 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,503 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,504 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,508 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,509 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,509 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,509 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,509 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,509 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,509 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,509 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,509 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,510 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,510 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,510 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,510 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,510 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,511 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,511 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:56:53,513 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-26 11:56:53,513 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 11:56:53,516 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 11:56:53,516 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 11:56:53,516 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 11:56:53,516 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 11:56:53,516 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 11:56:53,516 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 11:56:53,516 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 11:56:53,516 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 11:56:53,518 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 156 places, 178 transitions, 386 flow [2021-03-26 11:56:53,549 INFO L129 PetriNetUnfolder]: 62/375 cut-off events. [2021-03-26 11:56:53,549 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-26 11:56:53,552 INFO L84 FinitePrefix]: Finished finitePrefix Result has 403 conditions, 375 events. 62/375 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1301 event pairs, 1 based on Foata normal form. 0/305 useless extension candidates. Maximal degree in co-relation 259. Up to 16 conditions per place. [2021-03-26 11:56:53,552 INFO L82 GeneralOperation]: Start removeDead. Operand has 156 places, 178 transitions, 386 flow [2021-03-26 11:56:53,555 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 156 places, 178 transitions, 386 flow [2021-03-26 11:56:53,555 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:56:53,555 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 156 places, 178 transitions, 386 flow [2021-03-26 11:56:53,555 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 156 places, 178 transitions, 386 flow [2021-03-26 11:56:53,556 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 156 places, 178 transitions, 386 flow [2021-03-26 11:56:53,591 INFO L129 PetriNetUnfolder]: 62/375 cut-off events. [2021-03-26 11:56:53,591 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-26 11:56:53,593 INFO L84 FinitePrefix]: Finished finitePrefix Result has 403 conditions, 375 events. 62/375 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1330 event pairs, 1 based on Foata normal form. 0/305 useless extension candidates. Maximal degree in co-relation 259. Up to 16 conditions per place. [2021-03-26 11:56:53,603 INFO L142 LiptonReduction]: Number of co-enabled transitions 13440 [2021-03-26 11:56:55,326 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-03-26 11:56:55,496 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-03-26 11:56:55,827 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-03-26 11:56:56,064 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-03-26 11:56:56,247 INFO L154 LiptonReduction]: Checked pairs total: 5334 [2021-03-26 11:56:56,247 INFO L156 LiptonReduction]: Total number of compositions: 82 [2021-03-26 11:56:56,248 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2693 [2021-03-26 11:56:56,251 INFO L129 PetriNetUnfolder]: 4/50 cut-off events. [2021-03-26 11:56:56,251 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 11:56:56,251 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:56:56,251 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:56:56,252 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:56:56,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:56:56,252 INFO L82 PathProgramCache]: Analyzing trace with hash -1441653671, now seen corresponding path program 1 times [2021-03-26 11:56:56,252 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:56:56,252 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597704528] [2021-03-26 11:56:56,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:56:56,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:56:56,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:56,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:56,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:56,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:56,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:56,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:56,289 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 11:56:56,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597704528] [2021-03-26 11:56:56,289 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:56:56,289 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 11:56:56,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414129969] [2021-03-26 11:56:56,289 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 11:56:56,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:56:56,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 11:56:56,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 11:56:56,293 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 200 out of 260 [2021-03-26 11:56:56,294 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 120 transitions, 270 flow. Second operand has 3 states, 3 states have (on average 201.0) internal successors, (603), 3 states have internal predecessors, (603), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:56,294 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:56:56,294 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 200 of 260 [2021-03-26 11:56:56,294 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:56:56,325 INFO L129 PetriNetUnfolder]: 13/211 cut-off events. [2021-03-26 11:56:56,325 INFO L130 PetriNetUnfolder]: For 19/28 co-relation queries the response was YES. [2021-03-26 11:56:56,326 INFO L84 FinitePrefix]: Finished finitePrefix Result has 259 conditions, 211 events. 13/211 cut-off events. For 19/28 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 746 event pairs, 1 based on Foata normal form. 114/303 useless extension candidates. Maximal degree in co-relation 172. Up to 16 conditions per place. [2021-03-26 11:56:56,327 INFO L132 encePairwiseOnDemand]: 237/260 looper letters, 9 selfloop transitions, 2 changer transitions 20/104 dead transitions. [2021-03-26 11:56:56,327 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 104 transitions, 260 flow [2021-03-26 11:56:56,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 11:56:56,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 11:56:56,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 638 transitions. [2021-03-26 11:56:56,329 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8179487179487179 [2021-03-26 11:56:56,329 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 638 transitions. [2021-03-26 11:56:56,329 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 638 transitions. [2021-03-26 11:56:56,329 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:56:56,330 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 638 transitions. [2021-03-26 11:56:56,331 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 212.66666666666666) internal successors, (638), 3 states have internal predecessors, (638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:56,332 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 260.0) internal successors, (1040), 4 states have internal predecessors, (1040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:56,333 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 260.0) internal successors, (1040), 4 states have internal predecessors, (1040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:56,333 INFO L185 Difference]: Start difference. First operand has 102 places, 120 transitions, 270 flow. Second operand 3 states and 638 transitions. [2021-03-26 11:56:56,333 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 104 transitions, 260 flow [2021-03-26 11:56:56,334 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 104 transitions, 260 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:56:56,336 INFO L241 Difference]: Finished difference. Result has 105 places, 81 transitions, 193 flow [2021-03-26 11:56:56,336 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=260, PETRI_DIFFERENCE_MINUEND_FLOW=230, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=193, PETRI_PLACES=105, PETRI_TRANSITIONS=81} [2021-03-26 11:56:56,336 INFO L343 CegarLoopForPetriNet]: 102 programPoint places, 3 predicate places. [2021-03-26 11:56:56,336 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:56:56,336 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 105 places, 81 transitions, 193 flow [2021-03-26 11:56:56,337 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 105 places, 81 transitions, 193 flow [2021-03-26 11:56:56,337 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 81 transitions, 193 flow [2021-03-26 11:56:56,344 INFO L129 PetriNetUnfolder]: 0/112 cut-off events. [2021-03-26 11:56:56,345 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-03-26 11:56:56,345 INFO L84 FinitePrefix]: Finished finitePrefix Result has 138 conditions, 112 events. 0/112 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 272 event pairs, 0 based on Foata normal form. 0/112 useless extension candidates. Maximal degree in co-relation 0. Up to 7 conditions per place. [2021-03-26 11:56:56,347 INFO L142 LiptonReduction]: Number of co-enabled transitions 3926 [2021-03-26 11:56:56,524 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-26 11:56:56,727 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-26 11:56:56,829 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-26 11:56:57,667 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:56:57,797 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:56:57,917 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:56:58,031 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:56:58,645 INFO L154 LiptonReduction]: Checked pairs total: 6291 [2021-03-26 11:56:58,645 INFO L156 LiptonReduction]: Total number of compositions: 37 [2021-03-26 11:56:58,645 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2309 [2021-03-26 11:56:58,646 INFO L480 AbstractCegarLoop]: Abstraction has has 55 places, 46 transitions, 123 flow [2021-03-26 11:56:58,647 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 201.0) internal successors, (603), 3 states have internal predecessors, (603), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:58,647 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:56:58,647 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:56:58,647 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-26 11:56:58,647 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:56:58,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:56:58,647 INFO L82 PathProgramCache]: Analyzing trace with hash -1889298395, now seen corresponding path program 1 times [2021-03-26 11:56:58,648 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:56:58,648 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841614993] [2021-03-26 11:56:58,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:56:58,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:56:58,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,683 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 11:56:58,683 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841614993] [2021-03-26 11:56:58,683 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [939706015] [2021-03-26 11:56:58,683 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 11:56:58,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:56:58,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-26 11:56:58,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:56:58,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:56:58,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:56:58,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:56:58,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 11:56:58,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:56:58,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:56:58,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:56:58,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:56:58,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:56:58,861 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 11:56:58,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:56:58,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:56:58,883 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 11:56:58,883 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:56:58,883 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-26 11:56:58,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683251269] [2021-03-26 11:56:58,883 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 11:56:58,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:56:58,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 11:56:58,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 11:56:58,885 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 231 out of 297 [2021-03-26 11:56:58,887 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 46 transitions, 123 flow. Second operand has 7 states, 7 states have (on average 232.85714285714286) internal successors, (1630), 7 states have internal predecessors, (1630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:58,887 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:56:58,887 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 231 of 297 [2021-03-26 11:56:58,887 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:56:58,931 INFO L129 PetriNetUnfolder]: 0/62 cut-off events. [2021-03-26 11:56:58,931 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-03-26 11:56:58,931 INFO L84 FinitePrefix]: Finished finitePrefix Result has 108 conditions, 62 events. 0/62 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 102 event pairs, 0 based on Foata normal form. 1/63 useless extension candidates. Maximal degree in co-relation 0. Up to 12 conditions per place. [2021-03-26 11:56:58,931 INFO L132 encePairwiseOnDemand]: 291/297 looper letters, 11 selfloop transitions, 4 changer transitions 1/54 dead transitions. [2021-03-26 11:56:58,931 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 54 transitions, 173 flow [2021-03-26 11:56:58,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 11:56:58,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 11:56:58,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1403 transitions. [2021-03-26 11:56:58,933 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.787317620650954 [2021-03-26 11:56:58,934 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1403 transitions. [2021-03-26 11:56:58,934 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1403 transitions. [2021-03-26 11:56:58,934 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:56:58,934 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1403 transitions. [2021-03-26 11:56:58,937 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 233.83333333333334) internal successors, (1403), 6 states have internal predecessors, (1403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:58,940 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 297.0) internal successors, (2079), 7 states have internal predecessors, (2079), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:58,941 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 297.0) internal successors, (2079), 7 states have internal predecessors, (2079), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:56:58,941 INFO L185 Difference]: Start difference. First operand has 55 places, 46 transitions, 123 flow. Second operand 6 states and 1403 transitions. [2021-03-26 11:56:58,941 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 54 transitions, 173 flow [2021-03-26 11:56:58,942 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 11:56:58,943 INFO L241 Difference]: Finished difference. Result has 62 places, 48 transitions, 143 flow [2021-03-26 11:56:58,943 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=297, PETRI_DIFFERENCE_MINUEND_FLOW=115, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=143, PETRI_PLACES=62, PETRI_TRANSITIONS=48} [2021-03-26 11:56:58,943 INFO L343 CegarLoopForPetriNet]: 102 programPoint places, -40 predicate places. [2021-03-26 11:56:58,943 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:56:58,943 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 62 places, 48 transitions, 143 flow [2021-03-26 11:56:58,943 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 62 places, 48 transitions, 143 flow [2021-03-26 11:56:58,944 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 61 places, 48 transitions, 143 flow [2021-03-26 11:56:58,948 INFO L129 PetriNetUnfolder]: 0/61 cut-off events. [2021-03-26 11:56:58,948 INFO L130 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2021-03-26 11:56:58,948 INFO L84 FinitePrefix]: Finished finitePrefix Result has 99 conditions, 61 events. 0/61 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 95 event pairs, 0 based on Foata normal form. 0/61 useless extension candidates. Maximal degree in co-relation 0. Up to 6 conditions per place. [2021-03-26 11:56:58,949 INFO L142 LiptonReduction]: Number of co-enabled transitions 1340 [2021-03-26 11:56:59,865 WARN L205 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-26 11:57:00,226 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-26 11:57:00,994 WARN L205 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-26 11:57:01,383 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-26 11:57:01,409 INFO L154 LiptonReduction]: Checked pairs total: 5590 [2021-03-26 11:57:01,409 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-26 11:57:01,409 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2466 [2021-03-26 11:57:01,410 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 46 transitions, 141 flow [2021-03-26 11:57:01,411 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 232.85714285714286) internal successors, (1630), 7 states have internal predecessors, (1630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:01,411 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:01,411 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:57:01,615 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 11:57:01,618 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:01,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:01,618 INFO L82 PathProgramCache]: Analyzing trace with hash 755552430, now seen corresponding path program 1 times [2021-03-26 11:57:01,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:01,618 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560213005] [2021-03-26 11:57:01,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:01,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:01,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:01,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:01,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:01,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:01,668 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 11:57:01,668 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560213005] [2021-03-26 11:57:01,668 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:57:01,668 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 11:57:01,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2201383] [2021-03-26 11:57:01,669 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 11:57:01,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:57:01,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 11:57:01,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 11:57:01,670 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 227 out of 302 [2021-03-26 11:57:01,671 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 46 transitions, 141 flow. Second operand has 3 states, 3 states have (on average 227.66666666666666) internal successors, (683), 3 states have internal predecessors, (683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:01,671 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:57:01,671 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 227 of 302 [2021-03-26 11:57:01,671 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:57:01,784 INFO L129 PetriNetUnfolder]: 484/1076 cut-off events. [2021-03-26 11:57:01,784 INFO L130 PetriNetUnfolder]: For 15/15 co-relation queries the response was YES. [2021-03-26 11:57:01,788 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1862 conditions, 1076 events. 484/1076 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 106. Compared 7473 event pairs, 375 based on Foata normal form. 6/1043 useless extension candidates. Maximal degree in co-relation 1831. Up to 735 conditions per place. [2021-03-26 11:57:01,793 INFO L132 encePairwiseOnDemand]: 297/302 looper letters, 16 selfloop transitions, 4 changer transitions 0/52 dead transitions. [2021-03-26 11:57:01,793 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 52 transitions, 193 flow [2021-03-26 11:57:01,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 11:57:01,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 11:57:01,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 702 transitions. [2021-03-26 11:57:01,797 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7748344370860927 [2021-03-26 11:57:01,797 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 702 transitions. [2021-03-26 11:57:01,797 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 702 transitions. [2021-03-26 11:57:01,798 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:57:01,798 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 702 transitions. [2021-03-26 11:57:01,799 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 11:57:01,801 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 302.0) internal successors, (1208), 4 states have internal predecessors, (1208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:01,802 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 302.0) internal successors, (1208), 4 states have internal predecessors, (1208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:01,802 INFO L185 Difference]: Start difference. First operand has 59 places, 46 transitions, 141 flow. Second operand 3 states and 702 transitions. [2021-03-26 11:57:01,802 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 52 transitions, 193 flow [2021-03-26 11:57:01,803 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 11:57:01,806 INFO L241 Difference]: Finished difference. Result has 59 places, 49 transitions, 153 flow [2021-03-26 11:57:01,806 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=302, PETRI_DIFFERENCE_MINUEND_FLOW=127, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=153, PETRI_PLACES=59, PETRI_TRANSITIONS=49} [2021-03-26 11:57:01,806 INFO L343 CegarLoopForPetriNet]: 102 programPoint places, -43 predicate places. [2021-03-26 11:57:01,806 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:57:01,806 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 59 places, 49 transitions, 153 flow [2021-03-26 11:57:01,806 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 59 places, 49 transitions, 153 flow [2021-03-26 11:57:01,807 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 59 places, 49 transitions, 153 flow [2021-03-26 11:57:01,816 INFO L129 PetriNetUnfolder]: 16/140 cut-off events. [2021-03-26 11:57:01,816 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-03-26 11:57:01,817 INFO L84 FinitePrefix]: Finished finitePrefix Result has 208 conditions, 140 events. 16/140 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 525 event pairs, 7 based on Foata normal form. 0/134 useless extension candidates. Maximal degree in co-relation 180. Up to 34 conditions per place. [2021-03-26 11:57:01,819 INFO L142 LiptonReduction]: Number of co-enabled transitions 1384 [2021-03-26 11:57:01,859 INFO L154 LiptonReduction]: Checked pairs total: 4753 [2021-03-26 11:57:01,859 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 11:57:01,859 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 53 [2021-03-26 11:57:01,860 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 46 transitions, 147 flow [2021-03-26 11:57:01,860 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 227.66666666666666) internal successors, (683), 3 states have internal predecessors, (683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:01,860 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:01,860 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:57:01,861 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-26 11:57:01,861 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:01,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:01,861 INFO L82 PathProgramCache]: Analyzing trace with hash -1855559674, now seen corresponding path program 1 times [2021-03-26 11:57:01,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:01,861 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372847186] [2021-03-26 11:57:01,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:01,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:01,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:01,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:01,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:01,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:01,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:01,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:01,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:01,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:01,929 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 11:57:01,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372847186] [2021-03-26 11:57:01,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [315571770] [2021-03-26 11:57:01,930 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 11:57:02,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:02,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-26 11:57:02,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:57:02,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:02,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:02,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:57:02,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:02,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:02,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:57:02,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:02,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:02,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:57:02,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:02,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:02,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:02,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:57:02,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:57:02,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:02,078 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 11:57:02,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:02,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:02,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:02,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:02,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:02,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:02,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:02,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:02,082 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 11:57:02,082 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:57:02,082 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-26 11:57:02,082 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666575916] [2021-03-26 11:57:02,083 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 11:57:02,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:57:02,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 11:57:02,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-26 11:57:02,084 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 232 out of 305 [2021-03-26 11:57:02,086 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 46 transitions, 147 flow. Second operand has 6 states, 6 states have (on average 234.0) internal successors, (1404), 6 states have internal predecessors, (1404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:02,086 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:57:02,086 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 232 of 305 [2021-03-26 11:57:02,086 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:57:02,118 INFO L129 PetriNetUnfolder]: 14/103 cut-off events. [2021-03-26 11:57:02,118 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-03-26 11:57:02,119 INFO L84 FinitePrefix]: Finished finitePrefix Result has 177 conditions, 103 events. 14/103 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 345 event pairs, 6 based on Foata normal form. 1/102 useless extension candidates. Maximal degree in co-relation 143. Up to 29 conditions per place. [2021-03-26 11:57:02,119 INFO L132 encePairwiseOnDemand]: 300/305 looper letters, 9 selfloop transitions, 4 changer transitions 0/52 dead transitions. [2021-03-26 11:57:02,119 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 52 transitions, 185 flow [2021-03-26 11:57:02,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 11:57:02,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 11:57:02,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1174 transitions. [2021-03-26 11:57:02,122 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7698360655737705 [2021-03-26 11:57:02,122 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1174 transitions. [2021-03-26 11:57:02,122 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1174 transitions. [2021-03-26 11:57:02,123 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:57:02,123 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1174 transitions. [2021-03-26 11:57:02,125 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 234.8) internal successors, (1174), 5 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:02,127 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 305.0) internal successors, (1830), 6 states have internal predecessors, (1830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:02,128 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 305.0) internal successors, (1830), 6 states have internal predecessors, (1830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:02,128 INFO L185 Difference]: Start difference. First operand has 56 places, 46 transitions, 147 flow. Second operand 5 states and 1174 transitions. [2021-03-26 11:57:02,128 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 52 transitions, 185 flow [2021-03-26 11:57:02,129 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 11:57:02,130 INFO L241 Difference]: Finished difference. Result has 60 places, 46 transitions, 153 flow [2021-03-26 11:57:02,130 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=141, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=153, PETRI_PLACES=60, PETRI_TRANSITIONS=46} [2021-03-26 11:57:02,130 INFO L343 CegarLoopForPetriNet]: 102 programPoint places, -42 predicate places. [2021-03-26 11:57:02,130 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:57:02,130 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 60 places, 46 transitions, 153 flow [2021-03-26 11:57:02,131 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 60 places, 46 transitions, 153 flow [2021-03-26 11:57:02,131 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 60 places, 46 transitions, 153 flow [2021-03-26 11:57:02,138 INFO L129 PetriNetUnfolder]: 14/115 cut-off events. [2021-03-26 11:57:02,138 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-03-26 11:57:02,139 INFO L84 FinitePrefix]: Finished finitePrefix Result has 178 conditions, 115 events. 14/115 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 394 event pairs, 6 based on Foata normal form. 0/113 useless extension candidates. Maximal degree in co-relation 148. Up to 29 conditions per place. [2021-03-26 11:57:02,140 INFO L142 LiptonReduction]: Number of co-enabled transitions 1208 [2021-03-26 11:57:02,155 INFO L154 LiptonReduction]: Checked pairs total: 1484 [2021-03-26 11:57:02,156 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 11:57:02,156 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 26 [2021-03-26 11:57:02,156 INFO L480 AbstractCegarLoop]: Abstraction has has 60 places, 46 transitions, 153 flow [2021-03-26 11:57:02,157 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 234.0) internal successors, (1404), 6 states have internal predecessors, (1404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:02,157 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:02,157 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:57:02,378 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 11:57:02,379 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:02,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:02,379 INFO L82 PathProgramCache]: Analyzing trace with hash 2136833139, now seen corresponding path program 1 times [2021-03-26 11:57:02,379 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:02,379 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024224234] [2021-03-26 11:57:02,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:02,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:57:02,402 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:57:02,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:57:02,423 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:57:02,427 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 11:57:02,427 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 11:57:02,427 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-26 11:57:02,427 WARN L342 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 11:57:02,428 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-03-26 11:57:02,446 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,446 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,447 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,447 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,447 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,447 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,449 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,449 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,449 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,449 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,452 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,452 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,452 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,452 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,455 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,455 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,455 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,455 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,458 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,458 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,458 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,458 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,458 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,458 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,458 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,458 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,458 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,462 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,462 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,462 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,462 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,462 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,462 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,463 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,463 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,463 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,464 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,464 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,464 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,464 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,464 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,464 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,464 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,464 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,464 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,466 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,466 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,466 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,466 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,466 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,466 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,466 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,466 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,466 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:02,469 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-26 11:57:02,470 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 11:57:02,471 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 11:57:02,471 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 11:57:02,471 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 11:57:02,471 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 11:57:02,471 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 11:57:02,471 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 11:57:02,471 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 11:57:02,471 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 11:57:02,473 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 181 places, 208 transitions, 460 flow [2021-03-26 11:57:02,529 INFO L129 PetriNetUnfolder]: 96/563 cut-off events. [2021-03-26 11:57:02,529 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-03-26 11:57:02,535 INFO L84 FinitePrefix]: Finished finitePrefix Result has 618 conditions, 563 events. 96/563 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2202 event pairs, 6 based on Foata normal form. 0/462 useless extension candidates. Maximal degree in co-relation 395. Up to 32 conditions per place. [2021-03-26 11:57:02,535 INFO L82 GeneralOperation]: Start removeDead. Operand has 181 places, 208 transitions, 460 flow [2021-03-26 11:57:02,540 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 181 places, 208 transitions, 460 flow [2021-03-26 11:57:02,540 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:57:02,540 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 181 places, 208 transitions, 460 flow [2021-03-26 11:57:02,540 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 181 places, 208 transitions, 460 flow [2021-03-26 11:57:02,541 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 181 places, 208 transitions, 460 flow [2021-03-26 11:57:02,593 INFO L129 PetriNetUnfolder]: 96/563 cut-off events. [2021-03-26 11:57:02,593 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-03-26 11:57:02,600 INFO L84 FinitePrefix]: Finished finitePrefix Result has 618 conditions, 563 events. 96/563 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 2248 event pairs, 6 based on Foata normal form. 0/462 useless extension candidates. Maximal degree in co-relation 395. Up to 32 conditions per place. [2021-03-26 11:57:02,614 INFO L142 LiptonReduction]: Number of co-enabled transitions 21392 [2021-03-26 11:57:04,444 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-03-26 11:57:04,630 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-03-26 11:57:05,004 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-03-26 11:57:05,266 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-03-26 11:57:05,465 INFO L154 LiptonReduction]: Checked pairs total: 8538 [2021-03-26 11:57:05,465 INFO L156 LiptonReduction]: Total number of compositions: 90 [2021-03-26 11:57:05,465 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2925 [2021-03-26 11:57:05,468 INFO L129 PetriNetUnfolder]: 5/51 cut-off events. [2021-03-26 11:57:05,468 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 11:57:05,468 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:05,469 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:57:05,469 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:05,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:05,469 INFO L82 PathProgramCache]: Analyzing trace with hash 298276618, now seen corresponding path program 1 times [2021-03-26 11:57:05,469 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:05,469 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793907470] [2021-03-26 11:57:05,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:05,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:05,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:05,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:05,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:05,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:05,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:05,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:05,504 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 11:57:05,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793907470] [2021-03-26 11:57:05,504 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:57:05,504 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 11:57:05,504 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289149173] [2021-03-26 11:57:05,504 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 11:57:05,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:57:05,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 11:57:05,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 11:57:05,506 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 229 out of 298 [2021-03-26 11:57:05,506 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 124 places, 147 transitions, 338 flow. Second operand has 3 states, 3 states have (on average 230.0) internal successors, (690), 3 states have internal predecessors, (690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:05,506 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:57:05,506 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 229 of 298 [2021-03-26 11:57:05,507 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:57:05,554 INFO L129 PetriNetUnfolder]: 28/337 cut-off events. [2021-03-26 11:57:05,555 INFO L130 PetriNetUnfolder]: For 48/61 co-relation queries the response was YES. [2021-03-26 11:57:05,556 INFO L84 FinitePrefix]: Finished finitePrefix Result has 417 conditions, 337 events. 28/337 cut-off events. For 48/61 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1399 event pairs, 6 based on Foata normal form. 205/507 useless extension candidates. Maximal degree in co-relation 274. Up to 32 conditions per place. [2021-03-26 11:57:05,557 INFO L132 encePairwiseOnDemand]: 269/298 looper letters, 9 selfloop transitions, 2 changer transitions 21/123 dead transitions. [2021-03-26 11:57:05,557 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 123 transitions, 312 flow [2021-03-26 11:57:05,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 11:57:05,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 11:57:05,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 731 transitions. [2021-03-26 11:57:05,559 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8176733780760627 [2021-03-26 11:57:05,559 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 731 transitions. [2021-03-26 11:57:05,559 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 731 transitions. [2021-03-26 11:57:05,560 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:57:05,560 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 731 transitions. [2021-03-26 11:57:05,562 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 243.66666666666666) internal successors, (731), 3 states have internal predecessors, (731), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:05,563 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 298.0) internal successors, (1192), 4 states have internal predecessors, (1192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:05,563 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 298.0) internal successors, (1192), 4 states have internal predecessors, (1192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:05,564 INFO L185 Difference]: Start difference. First operand has 124 places, 147 transitions, 338 flow. Second operand 3 states and 731 transitions. [2021-03-26 11:57:05,564 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 124 places, 123 transitions, 312 flow [2021-03-26 11:57:05,566 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 123 transitions, 312 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:57:05,569 INFO L241 Difference]: Finished difference. Result has 125 places, 99 transitions, 240 flow [2021-03-26 11:57:05,570 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=298, PETRI_DIFFERENCE_MINUEND_FLOW=282, PETRI_DIFFERENCE_MINUEND_PLACES=122, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=240, PETRI_PLACES=125, PETRI_TRANSITIONS=99} [2021-03-26 11:57:05,570 INFO L343 CegarLoopForPetriNet]: 124 programPoint places, 1 predicate places. [2021-03-26 11:57:05,570 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:57:05,570 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 125 places, 99 transitions, 240 flow [2021-03-26 11:57:05,570 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 125 places, 99 transitions, 240 flow [2021-03-26 11:57:05,571 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 110 places, 99 transitions, 240 flow [2021-03-26 11:57:05,582 INFO L129 PetriNetUnfolder]: 0/145 cut-off events. [2021-03-26 11:57:05,582 INFO L130 PetriNetUnfolder]: For 17/17 co-relation queries the response was YES. [2021-03-26 11:57:05,582 INFO L84 FinitePrefix]: Finished finitePrefix Result has 180 conditions, 145 events. 0/145 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 401 event pairs, 0 based on Foata normal form. 0/145 useless extension candidates. Maximal degree in co-relation 0. Up to 9 conditions per place. [2021-03-26 11:57:05,585 INFO L142 LiptonReduction]: Number of co-enabled transitions 6444 [2021-03-26 11:57:06,408 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-26 11:57:06,509 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-26 11:57:06,624 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-03-26 11:57:06,736 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-26 11:57:07,348 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:57:07,481 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:57:07,626 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:57:07,760 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:57:08,115 INFO L154 LiptonReduction]: Checked pairs total: 10008 [2021-03-26 11:57:08,115 INFO L156 LiptonReduction]: Total number of compositions: 44 [2021-03-26 11:57:08,115 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2545 [2021-03-26 11:57:08,117 INFO L480 AbstractCegarLoop]: Abstraction has has 68 places, 57 transitions, 156 flow [2021-03-26 11:57:08,117 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 230.0) internal successors, (690), 3 states have internal predecessors, (690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:08,117 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:08,117 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:57:08,117 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-26 11:57:08,117 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:08,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:08,118 INFO L82 PathProgramCache]: Analyzing trace with hash -272548343, now seen corresponding path program 1 times [2021-03-26 11:57:08,118 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:08,118 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53079235] [2021-03-26 11:57:08,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:08,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:08,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,160 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 11:57:08,160 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53079235] [2021-03-26 11:57:08,160 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [366931396] [2021-03-26 11:57:08,160 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 11:57:08,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:08,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-26 11:57:08,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:57:08,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:08,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:08,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:08,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 11:57:08,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:08,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:08,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:08,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:57:08,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:08,321 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 11:57:08,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:08,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:08,338 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 11:57:08,338 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:57:08,338 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-26 11:57:08,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271607479] [2021-03-26 11:57:08,338 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 11:57:08,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:57:08,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 11:57:08,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 11:57:08,342 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 267 out of 342 [2021-03-26 11:57:08,343 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 57 transitions, 156 flow. Second operand has 7 states, 7 states have (on average 268.85714285714283) internal successors, (1882), 7 states have internal predecessors, (1882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:08,343 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:57:08,343 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 267 of 342 [2021-03-26 11:57:08,343 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:57:08,399 INFO L129 PetriNetUnfolder]: 0/82 cut-off events. [2021-03-26 11:57:08,399 INFO L130 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2021-03-26 11:57:08,399 INFO L84 FinitePrefix]: Finished finitePrefix Result has 143 conditions, 82 events. 0/82 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 141 event pairs, 0 based on Foata normal form. 1/83 useless extension candidates. Maximal degree in co-relation 0. Up to 18 conditions per place. [2021-03-26 11:57:08,399 INFO L132 encePairwiseOnDemand]: 336/342 looper letters, 11 selfloop transitions, 4 changer transitions 1/65 dead transitions. [2021-03-26 11:57:08,399 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 65 transitions, 206 flow [2021-03-26 11:57:08,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 11:57:08,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 11:57:08,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1619 transitions. [2021-03-26 11:57:08,403 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7889863547758285 [2021-03-26 11:57:08,403 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1619 transitions. [2021-03-26 11:57:08,403 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1619 transitions. [2021-03-26 11:57:08,404 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:57:08,405 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1619 transitions. [2021-03-26 11:57:08,407 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 269.8333333333333) internal successors, (1619), 6 states have internal predecessors, (1619), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:08,410 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 342.0) internal successors, (2394), 7 states have internal predecessors, (2394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:08,411 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 342.0) internal successors, (2394), 7 states have internal predecessors, (2394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:08,411 INFO L185 Difference]: Start difference. First operand has 68 places, 57 transitions, 156 flow. Second operand 6 states and 1619 transitions. [2021-03-26 11:57:08,411 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 65 transitions, 206 flow [2021-03-26 11:57:08,412 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 65 transitions, 192 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-03-26 11:57:08,413 INFO L241 Difference]: Finished difference. Result has 75 places, 59 transitions, 170 flow [2021-03-26 11:57:08,413 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=342, PETRI_DIFFERENCE_MINUEND_FLOW=142, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=170, PETRI_PLACES=75, PETRI_TRANSITIONS=59} [2021-03-26 11:57:08,413 INFO L343 CegarLoopForPetriNet]: 124 programPoint places, -49 predicate places. [2021-03-26 11:57:08,413 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:57:08,413 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 75 places, 59 transitions, 170 flow [2021-03-26 11:57:08,413 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 75 places, 59 transitions, 170 flow [2021-03-26 11:57:08,414 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 74 places, 59 transitions, 170 flow [2021-03-26 11:57:08,419 INFO L129 PetriNetUnfolder]: 0/81 cut-off events. [2021-03-26 11:57:08,419 INFO L130 PetriNetUnfolder]: For 15/15 co-relation queries the response was YES. [2021-03-26 11:57:08,419 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129 conditions, 81 events. 0/81 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 132 event pairs, 0 based on Foata normal form. 0/81 useless extension candidates. Maximal degree in co-relation 0. Up to 8 conditions per place. [2021-03-26 11:57:08,420 INFO L142 LiptonReduction]: Number of co-enabled transitions 2200 [2021-03-26 11:57:09,350 WARN L205 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-26 11:57:09,735 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-26 11:57:10,598 WARN L205 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-26 11:57:11,034 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-26 11:57:11,102 INFO L154 LiptonReduction]: Checked pairs total: 9642 [2021-03-26 11:57:11,102 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 11:57:11,102 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2689 [2021-03-26 11:57:11,102 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 57 transitions, 166 flow [2021-03-26 11:57:11,104 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 268.85714285714283) internal successors, (1882), 7 states have internal predecessors, (1882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:11,104 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:11,104 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:57:11,307 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 11:57:11,308 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:11,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:11,308 INFO L82 PathProgramCache]: Analyzing trace with hash -1636215932, now seen corresponding path program 1 times [2021-03-26 11:57:11,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:11,308 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383257381] [2021-03-26 11:57:11,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:11,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:11,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:11,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:11,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:11,345 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 11:57:11,345 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383257381] [2021-03-26 11:57:11,345 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:57:11,345 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 11:57:11,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812716669] [2021-03-26 11:57:11,345 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 11:57:11,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:57:11,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 11:57:11,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 11:57:11,347 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 254 out of 346 [2021-03-26 11:57:11,347 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 57 transitions, 166 flow. Second operand has 3 states, 3 states have (on average 254.66666666666666) internal successors, (764), 3 states have internal predecessors, (764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:11,347 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:57:11,347 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 254 of 346 [2021-03-26 11:57:11,348 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:57:11,928 INFO L129 PetriNetUnfolder]: 3620/6577 cut-off events. [2021-03-26 11:57:11,928 INFO L130 PetriNetUnfolder]: For 17/17 co-relation queries the response was YES. [2021-03-26 11:57:11,959 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11618 conditions, 6577 events. 3620/6577 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 527. Compared 54440 event pairs, 2965 based on Foata normal form. 14/6349 useless extension candidates. Maximal degree in co-relation 11586. Up to 4960 conditions per place. [2021-03-26 11:57:12,004 INFO L132 encePairwiseOnDemand]: 340/346 looper letters, 21 selfloop transitions, 5 changer transitions 0/65 dead transitions. [2021-03-26 11:57:12,004 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 65 transitions, 234 flow [2021-03-26 11:57:12,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 11:57:12,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 11:57:12,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 789 transitions. [2021-03-26 11:57:12,007 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7601156069364162 [2021-03-26 11:57:12,007 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 789 transitions. [2021-03-26 11:57:12,008 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 789 transitions. [2021-03-26 11:57:12,008 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:57:12,008 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 789 transitions. [2021-03-26 11:57:12,010 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 263.0) internal successors, (789), 3 states have internal predecessors, (789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:12,011 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 346.0) internal successors, (1384), 4 states have internal predecessors, (1384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:12,012 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 346.0) internal successors, (1384), 4 states have internal predecessors, (1384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:12,012 INFO L185 Difference]: Start difference. First operand has 72 places, 57 transitions, 166 flow. Second operand 3 states and 789 transitions. [2021-03-26 11:57:12,012 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 65 transitions, 234 flow [2021-03-26 11:57:12,014 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 11:57:12,015 INFO L241 Difference]: Finished difference. Result has 72 places, 61 transitions, 187 flow [2021-03-26 11:57:12,015 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=346, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=187, PETRI_PLACES=72, PETRI_TRANSITIONS=61} [2021-03-26 11:57:12,015 INFO L343 CegarLoopForPetriNet]: 124 programPoint places, -52 predicate places. [2021-03-26 11:57:12,015 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:57:12,015 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 72 places, 61 transitions, 187 flow [2021-03-26 11:57:12,015 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 72 places, 61 transitions, 187 flow [2021-03-26 11:57:12,017 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 72 places, 61 transitions, 187 flow [2021-03-26 11:57:12,054 INFO L129 PetriNetUnfolder]: 56/324 cut-off events. [2021-03-26 11:57:12,054 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-03-26 11:57:12,055 INFO L84 FinitePrefix]: Finished finitePrefix Result has 464 conditions, 324 events. 56/324 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1733 event pairs, 29 based on Foata normal form. 0/307 useless extension candidates. Maximal degree in co-relation 435. Up to 97 conditions per place. [2021-03-26 11:57:12,059 INFO L142 LiptonReduction]: Number of co-enabled transitions 2318 [2021-03-26 11:57:12,069 INFO L154 LiptonReduction]: Checked pairs total: 2809 [2021-03-26 11:57:12,069 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 11:57:12,070 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 55 [2021-03-26 11:57:12,070 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 61 transitions, 187 flow [2021-03-26 11:57:12,071 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 254.66666666666666) internal successors, (764), 3 states have internal predecessors, (764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:12,071 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:12,071 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:57:12,071 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-26 11:57:12,071 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:12,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:12,071 INFO L82 PathProgramCache]: Analyzing trace with hash -1238772047, now seen corresponding path program 1 times [2021-03-26 11:57:12,071 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:12,071 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300564222] [2021-03-26 11:57:12,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:12,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:12,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,108 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 11:57:12,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300564222] [2021-03-26 11:57:12,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [879175721] [2021-03-26 11:57:12,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 11:57:12,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:12,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-26 11:57:12,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:57:12,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:12,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:12,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:57:12,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:12,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:12,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:57:12,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:12,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:12,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:57:12,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:12,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:12,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:12,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:57:12,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:57:12,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,236 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 11:57:12,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,247 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 11:57:12,248 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:57:12,248 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-26 11:57:12,248 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721048546] [2021-03-26 11:57:12,248 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 11:57:12,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:57:12,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 11:57:12,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-26 11:57:12,250 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 268 out of 346 [2021-03-26 11:57:12,251 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 61 transitions, 187 flow. Second operand has 6 states, 6 states have (on average 270.0) internal successors, (1620), 6 states have internal predecessors, (1620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:12,251 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:57:12,251 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 268 of 346 [2021-03-26 11:57:12,251 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:57:12,308 INFO L129 PetriNetUnfolder]: 54/317 cut-off events. [2021-03-26 11:57:12,308 INFO L130 PetriNetUnfolder]: For 21/21 co-relation queries the response was YES. [2021-03-26 11:57:12,310 INFO L84 FinitePrefix]: Finished finitePrefix Result has 471 conditions, 317 events. 54/317 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1668 event pairs, 28 based on Foata normal form. 1/301 useless extension candidates. Maximal degree in co-relation 435. Up to 92 conditions per place. [2021-03-26 11:57:12,311 INFO L132 encePairwiseOnDemand]: 341/346 looper letters, 13 selfloop transitions, 4 changer transitions 0/70 dead transitions. [2021-03-26 11:57:12,311 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 70 transitions, 245 flow [2021-03-26 11:57:12,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 11:57:12,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 11:57:12,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1358 transitions. [2021-03-26 11:57:12,314 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.784971098265896 [2021-03-26 11:57:12,315 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1358 transitions. [2021-03-26 11:57:12,315 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1358 transitions. [2021-03-26 11:57:12,315 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:57:12,315 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1358 transitions. [2021-03-26 11:57:12,318 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 271.6) internal successors, (1358), 5 states have internal predecessors, (1358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:12,320 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 346.0) internal successors, (2076), 6 states have internal predecessors, (2076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:12,321 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 346.0) internal successors, (2076), 6 states have internal predecessors, (2076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:12,321 INFO L185 Difference]: Start difference. First operand has 72 places, 61 transitions, 187 flow. Second operand 5 states and 1358 transitions. [2021-03-26 11:57:12,321 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 70 transitions, 245 flow [2021-03-26 11:57:12,322 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 11:57:12,323 INFO L241 Difference]: Finished difference. Result has 76 places, 62 transitions, 200 flow [2021-03-26 11:57:12,323 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=346, PETRI_DIFFERENCE_MINUEND_FLOW=182, PETRI_DIFFERENCE_MINUEND_PLACES=71, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=200, PETRI_PLACES=76, PETRI_TRANSITIONS=62} [2021-03-26 11:57:12,323 INFO L343 CegarLoopForPetriNet]: 124 programPoint places, -48 predicate places. [2021-03-26 11:57:12,323 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:57:12,323 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 76 places, 62 transitions, 200 flow [2021-03-26 11:57:12,323 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 76 places, 62 transitions, 200 flow [2021-03-26 11:57:12,324 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 76 places, 62 transitions, 200 flow [2021-03-26 11:57:12,344 INFO L129 PetriNetUnfolder]: 54/317 cut-off events. [2021-03-26 11:57:12,344 INFO L130 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2021-03-26 11:57:12,346 INFO L84 FinitePrefix]: Finished finitePrefix Result has 455 conditions, 317 events. 54/317 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1680 event pairs, 28 based on Foata normal form. 0/300 useless extension candidates. Maximal degree in co-relation 423. Up to 92 conditions per place. [2021-03-26 11:57:12,350 INFO L142 LiptonReduction]: Number of co-enabled transitions 2384 [2021-03-26 11:57:12,537 INFO L154 LiptonReduction]: Checked pairs total: 8643 [2021-03-26 11:57:12,537 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 11:57:12,537 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 214 [2021-03-26 11:57:12,538 INFO L480 AbstractCegarLoop]: Abstraction has has 76 places, 62 transitions, 202 flow [2021-03-26 11:57:12,538 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 270.0) internal successors, (1620), 6 states have internal predecessors, (1620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:12,538 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:12,538 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 11:57:12,762 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-03-26 11:57:12,762 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:12,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:12,763 INFO L82 PathProgramCache]: Analyzing trace with hash 1525913708, now seen corresponding path program 1 times [2021-03-26 11:57:12,763 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:12,763 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084736541] [2021-03-26 11:57:12,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:12,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,819 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 11:57:12,819 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084736541] [2021-03-26 11:57:12,819 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2077927007] [2021-03-26 11:57:12,819 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 11:57:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:12,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 11:57:12,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:57:12,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:12,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:12,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:57:12,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:12,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:12,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:57:12,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:12,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:12,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:57:12,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:12,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:12,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:12,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:57:12,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:57:12,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:12,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:12,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:12,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 11:57:12,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:12,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:12,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:12,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:57:12,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:12,980 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 11:57:12,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:12,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:12,991 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 11:57:12,991 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:57:12,991 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-26 11:57:12,991 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197353572] [2021-03-26 11:57:12,991 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 11:57:12,992 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:57:12,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 11:57:12,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-03-26 11:57:12,994 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 267 out of 349 [2021-03-26 11:57:13,007 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 62 transitions, 202 flow. Second operand has 8 states, 8 states have (on average 269.25) internal successors, (2154), 8 states have internal predecessors, (2154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:13,007 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:57:13,008 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 267 of 349 [2021-03-26 11:57:13,008 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:57:13,092 INFO L129 PetriNetUnfolder]: 45/274 cut-off events. [2021-03-26 11:57:13,092 INFO L130 PetriNetUnfolder]: For 32/32 co-relation queries the response was YES. [2021-03-26 11:57:13,093 INFO L84 FinitePrefix]: Finished finitePrefix Result has 416 conditions, 274 events. 45/274 cut-off events. For 32/32 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 1360 event pairs, 23 based on Foata normal form. 1/262 useless extension candidates. Maximal degree in co-relation 377. Up to 76 conditions per place. [2021-03-26 11:57:13,094 INFO L132 encePairwiseOnDemand]: 341/349 looper letters, 12 selfloop transitions, 9 changer transitions 0/73 dead transitions. [2021-03-26 11:57:13,094 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 73 transitions, 270 flow [2021-03-26 11:57:13,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 11:57:13,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 11:57:13,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2425 transitions. [2021-03-26 11:57:13,099 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7720471187519898 [2021-03-26 11:57:13,099 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2425 transitions. [2021-03-26 11:57:13,099 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2425 transitions. [2021-03-26 11:57:13,101 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:57:13,101 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2425 transitions. [2021-03-26 11:57:13,105 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 269.44444444444446) internal successors, (2425), 9 states have internal predecessors, (2425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:13,109 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 349.0) internal successors, (3490), 10 states have internal predecessors, (3490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:13,110 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 349.0) internal successors, (3490), 10 states have internal predecessors, (3490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:13,110 INFO L185 Difference]: Start difference. First operand has 76 places, 62 transitions, 202 flow. Second operand 9 states and 2425 transitions. [2021-03-26 11:57:13,110 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 73 transitions, 270 flow [2021-03-26 11:57:13,111 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 11:57:13,112 INFO L241 Difference]: Finished difference. Result has 82 places, 65 transitions, 228 flow [2021-03-26 11:57:13,112 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=349, PETRI_DIFFERENCE_MINUEND_FLOW=194, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=228, PETRI_PLACES=82, PETRI_TRANSITIONS=65} [2021-03-26 11:57:13,113 INFO L343 CegarLoopForPetriNet]: 124 programPoint places, -42 predicate places. [2021-03-26 11:57:13,113 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:57:13,113 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 82 places, 65 transitions, 228 flow [2021-03-26 11:57:13,113 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 82 places, 65 transitions, 228 flow [2021-03-26 11:57:13,114 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 82 places, 65 transitions, 228 flow [2021-03-26 11:57:13,132 INFO L129 PetriNetUnfolder]: 45/274 cut-off events. [2021-03-26 11:57:13,132 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-26 11:57:13,134 INFO L84 FinitePrefix]: Finished finitePrefix Result has 403 conditions, 274 events. 45/274 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 1342 event pairs, 23 based on Foata normal form. 0/262 useless extension candidates. Maximal degree in co-relation 370. Up to 76 conditions per place. [2021-03-26 11:57:13,137 INFO L142 LiptonReduction]: Number of co-enabled transitions 2516 [2021-03-26 11:57:13,227 INFO L154 LiptonReduction]: Checked pairs total: 9003 [2021-03-26 11:57:13,227 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-26 11:57:13,227 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 114 [2021-03-26 11:57:13,228 INFO L480 AbstractCegarLoop]: Abstraction has has 80 places, 63 transitions, 227 flow [2021-03-26 11:57:13,228 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 269.25) internal successors, (2154), 8 states have internal predecessors, (2154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:13,229 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:13,229 INFO L263 CegarLoopForPetriNet]: trace histogram [5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:57:13,450 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 11:57:13,450 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:13,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:13,451 INFO L82 PathProgramCache]: Analyzing trace with hash -566575231, now seen corresponding path program 1 times [2021-03-26 11:57:13,451 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:13,451 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365865205] [2021-03-26 11:57:13,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:13,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:57:13,465 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:57:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:57:13,484 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:57:13,497 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 11:57:13,497 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 11:57:13,498 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-03-26 11:57:13,498 WARN L342 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 11:57:13,498 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2021-03-26 11:57:13,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,511 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,511 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,512 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,512 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,514 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,514 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,514 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,514 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,516 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,516 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,517 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,517 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,519 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,519 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,519 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,519 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,521 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,522 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,522 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,522 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,524 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,524 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,525 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,525 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,525 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,525 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,526 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,527 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,527 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,527 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,528 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,528 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,529 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,529 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,529 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,529 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,529 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,530 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,530 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,530 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,530 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,531 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,531 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,531 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,531 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,531 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,531 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,531 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,531 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,531 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:13,535 INFO L149 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2021-03-26 11:57:13,535 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 11:57:13,536 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 11:57:13,536 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 11:57:13,536 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 11:57:13,536 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 11:57:13,536 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 11:57:13,536 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 11:57:13,536 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 11:57:13,536 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 11:57:13,538 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 206 places, 238 transitions, 536 flow [2021-03-26 11:57:13,622 INFO L129 PetriNetUnfolder]: 158/883 cut-off events. [2021-03-26 11:57:13,622 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-03-26 11:57:13,634 INFO L84 FinitePrefix]: Finished finitePrefix Result has 994 conditions, 883 events. 158/883 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 4115 event pairs, 23 based on Foata normal form. 0/735 useless extension candidates. Maximal degree in co-relation 608. Up to 80 conditions per place. [2021-03-26 11:57:13,634 INFO L82 GeneralOperation]: Start removeDead. Operand has 206 places, 238 transitions, 536 flow [2021-03-26 11:57:13,642 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 206 places, 238 transitions, 536 flow [2021-03-26 11:57:13,642 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:57:13,642 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 206 places, 238 transitions, 536 flow [2021-03-26 11:57:13,642 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 206 places, 238 transitions, 536 flow [2021-03-26 11:57:13,643 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 206 places, 238 transitions, 536 flow [2021-03-26 11:57:13,730 INFO L129 PetriNetUnfolder]: 158/883 cut-off events. [2021-03-26 11:57:13,730 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-03-26 11:57:13,742 INFO L84 FinitePrefix]: Finished finitePrefix Result has 994 conditions, 883 events. 158/883 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 4144 event pairs, 23 based on Foata normal form. 0/735 useless extension candidates. Maximal degree in co-relation 608. Up to 80 conditions per place. [2021-03-26 11:57:13,774 INFO L142 LiptonReduction]: Number of co-enabled transitions 31080 [2021-03-26 11:57:16,672 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2021-03-26 11:57:16,776 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-26 11:57:17,016 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2021-03-26 11:57:17,119 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-26 11:57:17,160 INFO L154 LiptonReduction]: Checked pairs total: 12325 [2021-03-26 11:57:17,160 INFO L156 LiptonReduction]: Total number of compositions: 99 [2021-03-26 11:57:17,160 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3518 [2021-03-26 11:57:17,163 INFO L129 PetriNetUnfolder]: 5/51 cut-off events. [2021-03-26 11:57:17,164 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 11:57:17,164 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:17,164 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:57:17,164 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:17,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:17,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1884193188, now seen corresponding path program 1 times [2021-03-26 11:57:17,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:17,164 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299285643] [2021-03-26 11:57:17,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:17,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:17,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:17,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:17,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:17,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:17,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:17,181 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 11:57:17,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299285643] [2021-03-26 11:57:17,181 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:57:17,181 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 11:57:17,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060530864] [2021-03-26 11:57:17,181 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 11:57:17,181 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:57:17,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 11:57:17,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 11:57:17,183 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 337 [2021-03-26 11:57:17,183 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 173 transitions, 406 flow. Second operand has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:17,183 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:57:17,183 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 337 [2021-03-26 11:57:17,184 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:57:17,258 INFO L129 PetriNetUnfolder]: 63/555 cut-off events. [2021-03-26 11:57:17,259 INFO L130 PetriNetUnfolder]: For 110/127 co-relation queries the response was YES. [2021-03-26 11:57:17,263 INFO L84 FinitePrefix]: Finished finitePrefix Result has 696 conditions, 555 events. 63/555 cut-off events. For 110/127 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 2703 event pairs, 23 based on Foata normal form. 326/825 useless extension candidates. Maximal degree in co-relation 433. Up to 80 conditions per place. [2021-03-26 11:57:17,264 INFO L132 encePairwiseOnDemand]: 302/337 looper letters, 9 selfloop transitions, 2 changer transitions 22/142 dead transitions. [2021-03-26 11:57:17,264 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 142 transitions, 366 flow [2021-03-26 11:57:17,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 11:57:17,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 11:57:17,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 824 transitions. [2021-03-26 11:57:17,266 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8150346191889218 [2021-03-26 11:57:17,266 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 824 transitions. [2021-03-26 11:57:17,266 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 824 transitions. [2021-03-26 11:57:17,267 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:57:17,267 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 824 transitions. [2021-03-26 11:57:17,268 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 274.6666666666667) internal successors, (824), 3 states have internal predecessors, (824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:17,270 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 337.0) internal successors, (1348), 4 states have internal predecessors, (1348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:17,270 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 337.0) internal successors, (1348), 4 states have internal predecessors, (1348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:17,270 INFO L185 Difference]: Start difference. First operand has 145 places, 173 transitions, 406 flow. Second operand 3 states and 824 transitions. [2021-03-26 11:57:17,270 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 142 transitions, 366 flow [2021-03-26 11:57:17,272 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 142 transitions, 366 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:57:17,273 INFO L241 Difference]: Finished difference. Result has 145 places, 117 transitions, 289 flow [2021-03-26 11:57:17,273 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=337, PETRI_DIFFERENCE_MINUEND_FLOW=336, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=138, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=136, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=289, PETRI_PLACES=145, PETRI_TRANSITIONS=117} [2021-03-26 11:57:17,273 INFO L343 CegarLoopForPetriNet]: 145 programPoint places, 0 predicate places. [2021-03-26 11:57:17,274 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:57:17,274 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 145 places, 117 transitions, 289 flow [2021-03-26 11:57:17,274 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 145 places, 117 transitions, 289 flow [2021-03-26 11:57:17,274 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 130 places, 117 transitions, 289 flow [2021-03-26 11:57:17,288 INFO L129 PetriNetUnfolder]: 0/178 cut-off events. [2021-03-26 11:57:17,289 INFO L130 PetriNetUnfolder]: For 31/31 co-relation queries the response was YES. [2021-03-26 11:57:17,289 INFO L84 FinitePrefix]: Finished finitePrefix Result has 223 conditions, 178 events. 0/178 cut-off events. For 31/31 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 518 event pairs, 0 based on Foata normal form. 0/178 useless extension candidates. Maximal degree in co-relation 0. Up to 11 conditions per place. [2021-03-26 11:57:17,294 INFO L142 LiptonReduction]: Number of co-enabled transitions 9756 [2021-03-26 11:57:18,296 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:57:18,431 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:57:18,601 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:57:18,744 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:57:19,633 INFO L154 LiptonReduction]: Checked pairs total: 15412 [2021-03-26 11:57:19,633 INFO L156 LiptonReduction]: Total number of compositions: 51 [2021-03-26 11:57:19,633 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2359 [2021-03-26 11:57:19,634 INFO L480 AbstractCegarLoop]: Abstraction has has 81 places, 68 transitions, 191 flow [2021-03-26 11:57:19,634 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:19,634 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:19,634 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 11:57:19,634 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-03-26 11:57:19,634 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:19,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:19,634 INFO L82 PathProgramCache]: Analyzing trace with hash -58737170, now seen corresponding path program 1 times [2021-03-26 11:57:19,634 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:19,634 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375994501] [2021-03-26 11:57:19,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:19,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:19,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,662 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 11:57:19,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375994501] [2021-03-26 11:57:19,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [949862951] [2021-03-26 11:57:19,663 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 11:57:19,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:19,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-26 11:57:19,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:57:19,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:19,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:19,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:19,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 11:57:19,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:19,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:19,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:19,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:57:19,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:19,824 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 11:57:19,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:19,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:19,836 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 11:57:19,836 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:57:19,836 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-26 11:57:19,836 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874387178] [2021-03-26 11:57:19,836 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 11:57:19,836 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:57:19,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 11:57:19,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 11:57:19,839 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 302 out of 388 [2021-03-26 11:57:19,840 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 81 places, 68 transitions, 191 flow. Second operand has 7 states, 7 states have (on average 303.85714285714283) internal successors, (2127), 7 states have internal predecessors, (2127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:19,840 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:57:19,840 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 302 of 388 [2021-03-26 11:57:19,840 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:57:19,884 INFO L129 PetriNetUnfolder]: 0/102 cut-off events. [2021-03-26 11:57:19,885 INFO L130 PetriNetUnfolder]: For 34/34 co-relation queries the response was YES. [2021-03-26 11:57:19,885 INFO L84 FinitePrefix]: Finished finitePrefix Result has 179 conditions, 102 events. 0/102 cut-off events. For 34/34 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 178 event pairs, 0 based on Foata normal form. 1/103 useless extension candidates. Maximal degree in co-relation 0. Up to 24 conditions per place. [2021-03-26 11:57:19,885 INFO L132 encePairwiseOnDemand]: 382/388 looper letters, 11 selfloop transitions, 4 changer transitions 1/76 dead transitions. [2021-03-26 11:57:19,885 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 76 transitions, 241 flow [2021-03-26 11:57:19,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 11:57:19,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 11:57:19,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1829 transitions. [2021-03-26 11:57:19,894 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7856529209621993 [2021-03-26 11:57:19,894 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1829 transitions. [2021-03-26 11:57:19,894 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1829 transitions. [2021-03-26 11:57:19,895 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:57:19,895 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1829 transitions. [2021-03-26 11:57:19,897 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 304.8333333333333) internal successors, (1829), 6 states have internal predecessors, (1829), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:19,900 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 388.0) internal successors, (2716), 7 states have internal predecessors, (2716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:19,901 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 388.0) internal successors, (2716), 7 states have internal predecessors, (2716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:19,901 INFO L185 Difference]: Start difference. First operand has 81 places, 68 transitions, 191 flow. Second operand 6 states and 1829 transitions. [2021-03-26 11:57:19,901 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 76 transitions, 241 flow [2021-03-26 11:57:19,902 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 11:57:19,903 INFO L241 Difference]: Finished difference. Result has 88 places, 70 transitions, 197 flow [2021-03-26 11:57:19,903 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=388, PETRI_DIFFERENCE_MINUEND_FLOW=169, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=197, PETRI_PLACES=88, PETRI_TRANSITIONS=70} [2021-03-26 11:57:19,903 INFO L343 CegarLoopForPetriNet]: 145 programPoint places, -57 predicate places. [2021-03-26 11:57:19,903 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:57:19,903 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 88 places, 70 transitions, 197 flow [2021-03-26 11:57:19,904 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 88 places, 70 transitions, 197 flow [2021-03-26 11:57:19,904 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 87 places, 70 transitions, 197 flow [2021-03-26 11:57:19,911 INFO L129 PetriNetUnfolder]: 0/101 cut-off events. [2021-03-26 11:57:19,912 INFO L130 PetriNetUnfolder]: For 18/18 co-relation queries the response was YES. [2021-03-26 11:57:19,912 INFO L84 FinitePrefix]: Finished finitePrefix Result has 159 conditions, 101 events. 0/101 cut-off events. For 18/18 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 172 event pairs, 0 based on Foata normal form. 0/101 useless extension candidates. Maximal degree in co-relation 0. Up to 10 conditions per place. [2021-03-26 11:57:19,913 INFO L142 LiptonReduction]: Number of co-enabled transitions 3280 [2021-03-26 11:57:20,727 WARN L205 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-26 11:57:21,085 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-26 11:57:21,935 WARN L205 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-26 11:57:22,358 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-26 11:57:22,419 INFO L154 LiptonReduction]: Checked pairs total: 14858 [2021-03-26 11:57:22,420 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 11:57:22,420 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2517 [2021-03-26 11:57:22,420 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 68 transitions, 193 flow [2021-03-26 11:57:22,421 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 303.85714285714283) internal successors, (2127), 7 states have internal predecessors, (2127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:22,421 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:22,421 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:57:22,635 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-26 11:57:22,636 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:22,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:22,636 INFO L82 PathProgramCache]: Analyzing trace with hash 692970827, now seen corresponding path program 1 times [2021-03-26 11:57:22,636 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:22,636 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217477287] [2021-03-26 11:57:22,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:22,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:22,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:22,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:22,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:22,664 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 11:57:22,664 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217477287] [2021-03-26 11:57:22,664 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:57:22,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 11:57:22,665 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701288730] [2021-03-26 11:57:22,665 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 11:57:22,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:57:22,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 11:57:22,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 11:57:22,667 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 284 out of 392 [2021-03-26 11:57:22,667 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 68 transitions, 193 flow. Second operand has 3 states, 3 states have (on average 284.6666666666667) internal successors, (854), 3 states have internal predecessors, (854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:22,668 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:57:22,668 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 284 of 392 [2021-03-26 11:57:22,668 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:57:26,193 INFO L129 PetriNetUnfolder]: 23960/38581 cut-off events. [2021-03-26 11:57:26,193 INFO L130 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2021-03-26 11:57:26,366 INFO L84 FinitePrefix]: Finished finitePrefix Result has 69565 conditions, 38581 events. 23960/38581 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 2426. Compared 345421 event pairs, 20427 based on Foata normal form. 30/37450 useless extension candidates. Maximal degree in co-relation 69532. Up to 30845 conditions per place. [2021-03-26 11:57:26,578 INFO L132 encePairwiseOnDemand]: 385/392 looper letters, 26 selfloop transitions, 6 changer transitions 0/78 dead transitions. [2021-03-26 11:57:26,578 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 78 transitions, 277 flow [2021-03-26 11:57:26,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 11:57:26,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 11:57:26,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 885 transitions. [2021-03-26 11:57:26,581 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7525510204081632 [2021-03-26 11:57:26,581 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 885 transitions. [2021-03-26 11:57:26,581 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 885 transitions. [2021-03-26 11:57:26,582 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:57:26,582 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 885 transitions. [2021-03-26 11:57:26,583 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 295.0) internal successors, (885), 3 states have internal predecessors, (885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:26,584 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 392.0) internal successors, (1568), 4 states have internal predecessors, (1568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:26,585 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 392.0) internal successors, (1568), 4 states have internal predecessors, (1568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:26,585 INFO L185 Difference]: Start difference. First operand has 85 places, 68 transitions, 193 flow. Second operand 3 states and 885 transitions. [2021-03-26 11:57:26,585 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 78 transitions, 277 flow [2021-03-26 11:57:26,586 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 11:57:26,587 INFO L241 Difference]: Finished difference. Result has 85 places, 73 transitions, 221 flow [2021-03-26 11:57:26,587 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=392, PETRI_DIFFERENCE_MINUEND_FLOW=181, PETRI_DIFFERENCE_MINUEND_PLACES=82, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=221, PETRI_PLACES=85, PETRI_TRANSITIONS=73} [2021-03-26 11:57:26,587 INFO L343 CegarLoopForPetriNet]: 145 programPoint places, -60 predicate places. [2021-03-26 11:57:26,587 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:57:26,587 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 85 places, 73 transitions, 221 flow [2021-03-26 11:57:26,587 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 85 places, 73 transitions, 221 flow [2021-03-26 11:57:26,588 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 85 places, 73 transitions, 221 flow [2021-03-26 11:57:26,751 INFO L129 PetriNetUnfolder]: 163/748 cut-off events. [2021-03-26 11:57:26,751 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2021-03-26 11:57:26,754 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1051 conditions, 748 events. 163/748 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 5123 event pairs, 95 based on Foata normal form. 0/707 useless extension candidates. Maximal degree in co-relation 1021. Up to 251 conditions per place. [2021-03-26 11:57:26,766 INFO L142 LiptonReduction]: Number of co-enabled transitions 3462 [2021-03-26 11:57:26,882 INFO L154 LiptonReduction]: Checked pairs total: 4327 [2021-03-26 11:57:26,882 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 11:57:26,882 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 295 [2021-03-26 11:57:26,883 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 73 transitions, 221 flow [2021-03-26 11:57:26,884 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 284.6666666666667) internal successors, (854), 3 states have internal predecessors, (854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:26,884 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:26,884 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:57:26,884 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-03-26 11:57:26,884 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:26,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:26,884 INFO L82 PathProgramCache]: Analyzing trace with hash -1986038348, now seen corresponding path program 1 times [2021-03-26 11:57:26,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:26,884 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149344212] [2021-03-26 11:57:26,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:26,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:26,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:26,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:26,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:26,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:26,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:26,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:26,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:26,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:26,926 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 11:57:26,926 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149344212] [2021-03-26 11:57:26,927 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1455498571] [2021-03-26 11:57:26,927 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 11:57:27,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:27,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-26 11:57:27,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:57:27,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:27,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:27,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:57:27,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:27,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:27,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:57:27,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:27,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:27,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:57:27,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:27,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:27,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:27,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:57:27,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:57:27,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,088 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 11:57:27,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,101 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 11:57:27,101 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:57:27,101 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-26 11:57:27,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856018811] [2021-03-26 11:57:27,101 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 11:57:27,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:57:27,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 11:57:27,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-26 11:57:27,104 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 303 out of 392 [2021-03-26 11:57:27,105 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 73 transitions, 221 flow. Second operand has 6 states, 6 states have (on average 305.0) internal successors, (1830), 6 states have internal predecessors, (1830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:27,105 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:57:27,105 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 303 of 392 [2021-03-26 11:57:27,105 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:57:27,190 INFO L129 PetriNetUnfolder]: 161/735 cut-off events. [2021-03-26 11:57:27,190 INFO L130 PetriNetUnfolder]: For 26/26 co-relation queries the response was YES. [2021-03-26 11:57:27,194 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1057 conditions, 735 events. 161/735 cut-off events. For 26/26 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 4981 event pairs, 94 based on Foata normal form. 1/694 useless extension candidates. Maximal degree in co-relation 1020. Up to 246 conditions per place. [2021-03-26 11:57:27,197 INFO L132 encePairwiseOnDemand]: 387/392 looper letters, 13 selfloop transitions, 4 changer transitions 0/82 dead transitions. [2021-03-26 11:57:27,197 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 82 transitions, 279 flow [2021-03-26 11:57:27,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 11:57:27,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 11:57:27,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1533 transitions. [2021-03-26 11:57:27,200 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7821428571428571 [2021-03-26 11:57:27,201 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1533 transitions. [2021-03-26 11:57:27,201 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1533 transitions. [2021-03-26 11:57:27,201 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:57:27,201 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1533 transitions. [2021-03-26 11:57:27,204 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 306.6) internal successors, (1533), 5 states have internal predecessors, (1533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:27,206 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 392.0) internal successors, (2352), 6 states have internal predecessors, (2352), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:27,206 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 392.0) internal successors, (2352), 6 states have internal predecessors, (2352), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:27,206 INFO L185 Difference]: Start difference. First operand has 85 places, 73 transitions, 221 flow. Second operand 5 states and 1533 transitions. [2021-03-26 11:57:27,206 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 82 transitions, 279 flow [2021-03-26 11:57:27,207 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 11:57:27,208 INFO L241 Difference]: Finished difference. Result has 89 places, 74 transitions, 233 flow [2021-03-26 11:57:27,209 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=392, PETRI_DIFFERENCE_MINUEND_FLOW=215, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=73, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=233, PETRI_PLACES=89, PETRI_TRANSITIONS=74} [2021-03-26 11:57:27,209 INFO L343 CegarLoopForPetriNet]: 145 programPoint places, -56 predicate places. [2021-03-26 11:57:27,209 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:57:27,209 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 74 transitions, 233 flow [2021-03-26 11:57:27,209 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 74 transitions, 233 flow [2021-03-26 11:57:27,210 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 74 transitions, 233 flow [2021-03-26 11:57:27,267 INFO L129 PetriNetUnfolder]: 161/735 cut-off events. [2021-03-26 11:57:27,267 INFO L130 PetriNetUnfolder]: For 25/25 co-relation queries the response was YES. [2021-03-26 11:57:27,271 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1037 conditions, 735 events. 161/735 cut-off events. For 25/25 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 5039 event pairs, 94 based on Foata normal form. 0/693 useless extension candidates. Maximal degree in co-relation 1004. Up to 246 conditions per place. [2021-03-26 11:57:27,284 INFO L142 LiptonReduction]: Number of co-enabled transitions 3528 [2021-03-26 11:57:27,593 INFO L154 LiptonReduction]: Checked pairs total: 13121 [2021-03-26 11:57:27,593 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 11:57:27,594 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 385 [2021-03-26 11:57:27,594 INFO L480 AbstractCegarLoop]: Abstraction has has 89 places, 74 transitions, 235 flow [2021-03-26 11:57:27,594 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 305.0) internal successors, (1830), 6 states have internal predecessors, (1830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:27,595 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:27,595 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:57:27,795 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 11:57:27,795 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:27,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:27,796 INFO L82 PathProgramCache]: Analyzing trace with hash 75789004, now seen corresponding path program 1 times [2021-03-26 11:57:27,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:27,796 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102894167] [2021-03-26 11:57:27,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:27,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:27,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:27,870 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 11:57:27,871 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102894167] [2021-03-26 11:57:27,871 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1482936920] [2021-03-26 11:57:27,871 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 11:57:27,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:27,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 11:57:27,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:57:27,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:27,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:27,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:27,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:57:27,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:27,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:27,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:28,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:57:28,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:28,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:28,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:57:28,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:28,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:28,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:28,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:57:28,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:57:28,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:28,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:28,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:28,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 11:57:28,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:28,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:28,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:28,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:57:28,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,056 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 11:57:28,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,067 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 11:57:28,067 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:57:28,067 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-26 11:57:28,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997989956] [2021-03-26 11:57:28,067 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 11:57:28,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:57:28,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 11:57:28,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-03-26 11:57:28,069 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 302 out of 394 [2021-03-26 11:57:28,070 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 74 transitions, 235 flow. Second operand has 8 states, 8 states have (on average 304.25) internal successors, (2434), 8 states have internal predecessors, (2434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:28,071 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:57:28,071 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 302 of 394 [2021-03-26 11:57:28,071 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:57:28,204 INFO L129 PetriNetUnfolder]: 152/693 cut-off events. [2021-03-26 11:57:28,205 INFO L130 PetriNetUnfolder]: For 41/41 co-relation queries the response was YES. [2021-03-26 11:57:28,209 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1006 conditions, 693 events. 152/693 cut-off events. For 41/41 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 4664 event pairs, 89 based on Foata normal form. 1/656 useless extension candidates. Maximal degree in co-relation 966. Up to 230 conditions per place. [2021-03-26 11:57:28,213 INFO L132 encePairwiseOnDemand]: 386/394 looper letters, 15 selfloop transitions, 9 changer transitions 0/88 dead transitions. [2021-03-26 11:57:28,213 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 88 transitions, 321 flow [2021-03-26 11:57:28,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 11:57:28,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 11:57:28,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2743 transitions. [2021-03-26 11:57:28,219 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7735476593344613 [2021-03-26 11:57:28,219 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2743 transitions. [2021-03-26 11:57:28,219 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2743 transitions. [2021-03-26 11:57:28,220 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:57:28,220 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2743 transitions. [2021-03-26 11:57:28,224 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 304.77777777777777) internal successors, (2743), 9 states have internal predecessors, (2743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:28,228 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 394.0) internal successors, (3940), 10 states have internal predecessors, (3940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:28,229 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 394.0) internal successors, (3940), 10 states have internal predecessors, (3940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:28,229 INFO L185 Difference]: Start difference. First operand has 89 places, 74 transitions, 235 flow. Second operand 9 states and 2743 transitions. [2021-03-26 11:57:28,229 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 88 transitions, 321 flow [2021-03-26 11:57:28,230 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 11:57:28,231 INFO L241 Difference]: Finished difference. Result has 97 places, 79 transitions, 281 flow [2021-03-26 11:57:28,231 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=394, PETRI_DIFFERENCE_MINUEND_FLOW=227, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=74, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=281, PETRI_PLACES=97, PETRI_TRANSITIONS=79} [2021-03-26 11:57:28,231 INFO L343 CegarLoopForPetriNet]: 145 programPoint places, -48 predicate places. [2021-03-26 11:57:28,231 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:57:28,232 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 97 places, 79 transitions, 281 flow [2021-03-26 11:57:28,232 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 97 places, 79 transitions, 281 flow [2021-03-26 11:57:28,232 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 97 places, 79 transitions, 281 flow [2021-03-26 11:57:28,317 INFO L129 PetriNetUnfolder]: 152/693 cut-off events. [2021-03-26 11:57:28,317 INFO L130 PetriNetUnfolder]: For 45/45 co-relation queries the response was YES. [2021-03-26 11:57:28,321 INFO L84 FinitePrefix]: Finished finitePrefix Result has 999 conditions, 693 events. 152/693 cut-off events. For 45/45 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 4650 event pairs, 89 based on Foata normal form. 0/655 useless extension candidates. Maximal degree in co-relation 963. Up to 230 conditions per place. [2021-03-26 11:57:28,332 INFO L142 LiptonReduction]: Number of co-enabled transitions 3836 [2021-03-26 11:57:28,558 INFO L154 LiptonReduction]: Checked pairs total: 9224 [2021-03-26 11:57:28,558 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 11:57:28,558 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 327 [2021-03-26 11:57:28,558 INFO L480 AbstractCegarLoop]: Abstraction has has 96 places, 78 transitions, 278 flow [2021-03-26 11:57:28,559 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 304.25) internal successors, (2434), 8 states have internal predecessors, (2434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:28,559 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:28,559 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 11:57:28,775 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 11:57:28,776 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:28,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:28,776 INFO L82 PathProgramCache]: Analyzing trace with hash 865413366, now seen corresponding path program 1 times [2021-03-26 11:57:28,776 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:28,776 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329010162] [2021-03-26 11:57:28,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:28,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:28,837 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 11:57:28,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329010162] [2021-03-26 11:57:28,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [722534088] [2021-03-26 11:57:28,837 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 11:57:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:28,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-26 11:57:28,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:57:28,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:28,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:28,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:57:28,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:28,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:28,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:57:28,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:28,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:28,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:57:28,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:28,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:28,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:28,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:57:28,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:57:28,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:28,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:28,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:28,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:29,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:57:29,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:29,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:29,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:29,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:57:29,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:57:29,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:29,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:29,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:29,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 11:57:29,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:29,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:29,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:29,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:57:29,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:29,035 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 11:57:29,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:29,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:29,047 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 11:57:29,047 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:57:29,047 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-03-26 11:57:29,048 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609294212] [2021-03-26 11:57:29,049 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 11:57:29,049 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:57:29,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 11:57:29,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-03-26 11:57:29,052 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 302 out of 398 [2021-03-26 11:57:29,053 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 78 transitions, 278 flow. Second operand has 9 states, 9 states have (on average 304.44444444444446) internal successors, (2740), 9 states have internal predecessors, (2740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:29,053 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:57:29,053 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 302 of 398 [2021-03-26 11:57:29,053 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:57:29,170 INFO L129 PetriNetUnfolder]: 124/580 cut-off events. [2021-03-26 11:57:29,170 INFO L130 PetriNetUnfolder]: For 75/75 co-relation queries the response was YES. [2021-03-26 11:57:29,172 INFO L84 FinitePrefix]: Finished finitePrefix Result has 863 conditions, 580 events. 124/580 cut-off events. For 75/75 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 3676 event pairs, 72 based on Foata normal form. 1/553 useless extension candidates. Maximal degree in co-relation 820. Up to 187 conditions per place. [2021-03-26 11:57:29,174 INFO L132 encePairwiseOnDemand]: 388/398 looper letters, 15 selfloop transitions, 10 changer transitions 0/89 dead transitions. [2021-03-26 11:57:29,174 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 89 transitions, 355 flow [2021-03-26 11:57:29,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-26 11:57:29,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-26 11:57:29,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 3348 transitions. [2021-03-26 11:57:29,179 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7647327546825035 [2021-03-26 11:57:29,179 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 3348 transitions. [2021-03-26 11:57:29,179 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 3348 transitions. [2021-03-26 11:57:29,181 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:57:29,181 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 3348 transitions. [2021-03-26 11:57:29,185 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 304.3636363636364) internal successors, (3348), 11 states have internal predecessors, (3348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:29,190 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 398.0) internal successors, (4776), 12 states have internal predecessors, (4776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:29,191 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 398.0) internal successors, (4776), 12 states have internal predecessors, (4776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:29,191 INFO L185 Difference]: Start difference. First operand has 96 places, 78 transitions, 278 flow. Second operand 11 states and 3348 transitions. [2021-03-26 11:57:29,191 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 89 transitions, 355 flow [2021-03-26 11:57:29,192 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 11:57:29,194 INFO L241 Difference]: Finished difference. Result has 105 places, 79 transitions, 293 flow [2021-03-26 11:57:29,194 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=398, PETRI_DIFFERENCE_MINUEND_FLOW=251, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=293, PETRI_PLACES=105, PETRI_TRANSITIONS=79} [2021-03-26 11:57:29,194 INFO L343 CegarLoopForPetriNet]: 145 programPoint places, -40 predicate places. [2021-03-26 11:57:29,194 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:57:29,194 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 105 places, 79 transitions, 293 flow [2021-03-26 11:57:29,194 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 105 places, 79 transitions, 293 flow [2021-03-26 11:57:29,195 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 105 places, 79 transitions, 293 flow [2021-03-26 11:57:29,234 INFO L129 PetriNetUnfolder]: 124/580 cut-off events. [2021-03-26 11:57:29,234 INFO L130 PetriNetUnfolder]: For 53/53 co-relation queries the response was YES. [2021-03-26 11:57:29,237 INFO L84 FinitePrefix]: Finished finitePrefix Result has 844 conditions, 580 events. 124/580 cut-off events. For 53/53 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 3707 event pairs, 72 based on Foata normal form. 0/552 useless extension candidates. Maximal degree in co-relation 805. Up to 187 conditions per place. [2021-03-26 11:57:29,246 INFO L142 LiptonReduction]: Number of co-enabled transitions 3902 [2021-03-26 11:57:29,507 INFO L154 LiptonReduction]: Checked pairs total: 18448 [2021-03-26 11:57:29,508 INFO L156 LiptonReduction]: Total number of compositions: 7 [2021-03-26 11:57:29,508 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 314 [2021-03-26 11:57:29,508 INFO L480 AbstractCegarLoop]: Abstraction has has 102 places, 76 transitions, 305 flow [2021-03-26 11:57:29,509 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 304.44444444444446) internal successors, (2740), 9 states have internal predecessors, (2740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:29,509 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:29,509 INFO L263 CegarLoopForPetriNet]: trace histogram [6, 6, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:57:29,709 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 11:57:29,710 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:29,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:29,710 INFO L82 PathProgramCache]: Analyzing trace with hash -2133036157, now seen corresponding path program 1 times [2021-03-26 11:57:29,710 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:29,710 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766322859] [2021-03-26 11:57:29,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:57:29,720 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:57:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:57:29,727 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:57:29,734 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 11:57:29,734 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 11:57:29,734 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-03-26 11:57:29,734 WARN L342 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 11:57:29,735 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2021-03-26 11:57:29,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,749 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,749 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,749 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,749 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,752 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,752 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,752 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,752 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,752 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,752 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,752 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,752 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,752 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,752 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,752 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,752 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,752 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,755 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,755 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,755 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,755 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,756 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,756 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,756 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,756 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,756 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,756 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,756 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,756 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,756 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,756 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,756 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,756 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,756 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,757 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,757 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,757 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,757 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,757 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,757 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,757 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,757 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,757 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,757 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,757 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,757 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,757 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,758 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,758 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,758 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,758 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,758 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,758 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,758 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,758 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,758 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,758 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,758 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,758 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,758 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,760 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,760 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,760 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,760 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,760 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,760 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,760 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,760 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,760 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,760 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,760 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,760 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,760 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,760 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,760 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,760 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,761 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,761 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,761 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,761 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,761 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,761 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,761 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,761 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,761 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,761 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,761 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,761 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,761 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,761 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,761 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,761 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,762 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,762 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,762 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,762 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,762 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,762 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,762 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,762 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,762 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,762 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,762 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,762 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,762 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,762 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,762 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,762 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,764 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,764 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,764 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,764 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,764 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,764 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,764 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,764 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,764 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,764 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,764 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,764 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,764 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,765 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,765 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,765 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,765 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,765 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,765 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,765 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,766 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,766 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,766 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,766 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,767 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,767 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,767 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,767 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,767 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,768 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,768 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,768 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,768 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,768 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,768 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,768 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,768 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,768 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,769 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,769 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,769 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,769 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,769 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,769 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,770 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,770 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,770 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,771 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,771 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,771 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,771 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,771 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,771 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,771 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,771 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,771 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,772 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,772 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,772 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,772 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,772 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,772 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,772 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,772 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,772 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:57:29,777 INFO L149 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2021-03-26 11:57:29,777 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 11:57:29,778 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 11:57:29,778 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 11:57:29,778 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 11:57:29,778 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 11:57:29,778 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 11:57:29,778 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 11:57:29,778 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 11:57:29,778 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 11:57:29,780 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 231 places, 268 transitions, 614 flow [2021-03-26 11:57:29,969 INFO L129 PetriNetUnfolder]: 284/1475 cut-off events. [2021-03-26 11:57:29,969 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2021-03-26 11:57:29,996 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1707 conditions, 1475 events. 284/1475 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 8297 event pairs, 72 based on Foata normal form. 0/1248 useless extension candidates. Maximal degree in co-relation 982. Up to 192 conditions per place. [2021-03-26 11:57:29,996 INFO L82 GeneralOperation]: Start removeDead. Operand has 231 places, 268 transitions, 614 flow [2021-03-26 11:57:30,012 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 231 places, 268 transitions, 614 flow [2021-03-26 11:57:30,012 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:57:30,013 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 231 places, 268 transitions, 614 flow [2021-03-26 11:57:30,013 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 231 places, 268 transitions, 614 flow [2021-03-26 11:57:30,014 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 231 places, 268 transitions, 614 flow [2021-03-26 11:57:30,199 INFO L129 PetriNetUnfolder]: 284/1475 cut-off events. [2021-03-26 11:57:30,199 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2021-03-26 11:57:30,221 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1707 conditions, 1475 events. 284/1475 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 8264 event pairs, 72 based on Foata normal form. 0/1248 useless extension candidates. Maximal degree in co-relation 982. Up to 192 conditions per place. [2021-03-26 11:57:30,267 INFO L142 LiptonReduction]: Number of co-enabled transitions 42504 [2021-03-26 11:57:33,950 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2021-03-26 11:57:34,059 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-26 11:57:34,325 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2021-03-26 11:57:34,440 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-26 11:57:34,492 INFO L154 LiptonReduction]: Checked pairs total: 17164 [2021-03-26 11:57:34,492 INFO L156 LiptonReduction]: Total number of compositions: 113 [2021-03-26 11:57:34,493 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4481 [2021-03-26 11:57:34,495 INFO L129 PetriNetUnfolder]: 4/44 cut-off events. [2021-03-26 11:57:34,496 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 11:57:34,496 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:34,496 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:57:34,496 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:34,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:34,496 INFO L82 PathProgramCache]: Analyzing trace with hash 1666239829, now seen corresponding path program 1 times [2021-03-26 11:57:34,496 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:34,496 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617121784] [2021-03-26 11:57:34,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:34,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:34,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:34,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:34,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:34,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:34,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:34,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:34,513 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 11:57:34,513 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617121784] [2021-03-26 11:57:34,513 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:57:34,513 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 11:57:34,513 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321297151] [2021-03-26 11:57:34,514 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 11:57:34,514 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:57:34,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 11:57:34,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 11:57:34,515 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 285 out of 381 [2021-03-26 11:57:34,516 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 197 transitions, 472 flow. Second operand has 3 states, 3 states have (on average 286.0) internal successors, (858), 3 states have internal predecessors, (858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:34,516 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:57:34,516 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 285 of 381 [2021-03-26 11:57:34,516 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:57:34,672 INFO L129 PetriNetUnfolder]: 146/967 cut-off events. [2021-03-26 11:57:34,672 INFO L130 PetriNetUnfolder]: For 242/263 co-relation queries the response was YES. [2021-03-26 11:57:34,677 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1234 conditions, 967 events. 146/967 cut-off events. For 242/263 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 5561 event pairs, 72 based on Foata normal form. 477/1351 useless extension candidates. Maximal degree in co-relation 714. Up to 192 conditions per place. [2021-03-26 11:57:34,678 INFO L132 encePairwiseOnDemand]: 340/381 looper letters, 9 selfloop transitions, 2 changer transitions 23/163 dead transitions. [2021-03-26 11:57:34,678 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 166 places, 163 transitions, 426 flow [2021-03-26 11:57:34,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 11:57:34,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 11:57:34,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 911 transitions. [2021-03-26 11:57:34,681 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7970253718285214 [2021-03-26 11:57:34,681 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 911 transitions. [2021-03-26 11:57:34,681 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 911 transitions. [2021-03-26 11:57:34,681 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:57:34,681 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 911 transitions. [2021-03-26 11:57:34,683 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 303.6666666666667) internal successors, (911), 3 states have internal predecessors, (911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:34,684 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 381.0) internal successors, (1524), 4 states have internal predecessors, (1524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:34,685 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 381.0) internal successors, (1524), 4 states have internal predecessors, (1524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:34,685 INFO L185 Difference]: Start difference. First operand has 164 places, 197 transitions, 472 flow. Second operand 3 states and 911 transitions. [2021-03-26 11:57:34,685 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 166 places, 163 transitions, 426 flow [2021-03-26 11:57:34,687 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 166 places, 163 transitions, 426 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:57:34,688 INFO L241 Difference]: Finished difference. Result has 167 places, 137 transitions, 344 flow [2021-03-26 11:57:34,688 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=381, PETRI_DIFFERENCE_MINUEND_FLOW=396, PETRI_DIFFERENCE_MINUEND_PLACES=164, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=159, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=157, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=344, PETRI_PLACES=167, PETRI_TRANSITIONS=137} [2021-03-26 11:57:34,688 INFO L343 CegarLoopForPetriNet]: 164 programPoint places, 3 predicate places. [2021-03-26 11:57:34,689 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:57:34,689 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 167 places, 137 transitions, 344 flow [2021-03-26 11:57:34,689 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 167 places, 137 transitions, 344 flow [2021-03-26 11:57:34,689 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 152 places, 137 transitions, 344 flow [2021-03-26 11:57:34,710 INFO L129 PetriNetUnfolder]: 0/213 cut-off events. [2021-03-26 11:57:34,711 INFO L130 PetriNetUnfolder]: For 51/51 co-relation queries the response was YES. [2021-03-26 11:57:34,711 INFO L84 FinitePrefix]: Finished finitePrefix Result has 269 conditions, 213 events. 0/213 cut-off events. For 51/51 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 634 event pairs, 0 based on Foata normal form. 0/213 useless extension candidates. Maximal degree in co-relation 0. Up to 13 conditions per place. [2021-03-26 11:57:34,717 INFO L142 LiptonReduction]: Number of co-enabled transitions 13964 [2021-03-26 11:57:35,805 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:57:35,952 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:57:36,088 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:57:36,221 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:57:37,385 INFO L154 LiptonReduction]: Checked pairs total: 22309 [2021-03-26 11:57:37,385 INFO L156 LiptonReduction]: Total number of compositions: 60 [2021-03-26 11:57:37,385 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2696 [2021-03-26 11:57:37,386 INFO L480 AbstractCegarLoop]: Abstraction has has 94 places, 79 transitions, 228 flow [2021-03-26 11:57:37,386 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 286.0) internal successors, (858), 3 states have internal predecessors, (858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:37,386 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:37,386 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 11:57:37,387 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-03-26 11:57:37,387 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:37,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:37,387 INFO L82 PathProgramCache]: Analyzing trace with hash 183175636, now seen corresponding path program 1 times [2021-03-26 11:57:37,387 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:37,387 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007142551] [2021-03-26 11:57:37,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:37,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:37,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,413 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 11:57:37,414 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007142551] [2021-03-26 11:57:37,414 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1504225999] [2021-03-26 11:57:37,414 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 11:57:37,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:37,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-26 11:57:37,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:57:37,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:37,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:37,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:57:37,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 11:57:37,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:37,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:57:37,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:57:37,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:57:37,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:37,590 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 11:57:37,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:37,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:37,602 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 11:57:37,602 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:57:37,602 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-26 11:57:37,602 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93360934] [2021-03-26 11:57:37,602 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 11:57:37,602 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:57:37,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 11:57:37,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 11:57:37,604 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 338 out of 441 [2021-03-26 11:57:37,606 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 79 transitions, 228 flow. Second operand has 7 states, 7 states have (on average 339.85714285714283) internal successors, (2379), 7 states have internal predecessors, (2379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:37,606 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:57:37,606 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 338 of 441 [2021-03-26 11:57:37,606 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:57:37,655 INFO L129 PetriNetUnfolder]: 0/122 cut-off events. [2021-03-26 11:57:37,655 INFO L130 PetriNetUnfolder]: For 54/54 co-relation queries the response was YES. [2021-03-26 11:57:37,655 INFO L84 FinitePrefix]: Finished finitePrefix Result has 216 conditions, 122 events. 0/122 cut-off events. For 54/54 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 225 event pairs, 0 based on Foata normal form. 1/123 useless extension candidates. Maximal degree in co-relation 0. Up to 30 conditions per place. [2021-03-26 11:57:37,655 INFO L132 encePairwiseOnDemand]: 435/441 looper letters, 11 selfloop transitions, 4 changer transitions 1/87 dead transitions. [2021-03-26 11:57:37,655 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 87 transitions, 278 flow [2021-03-26 11:57:37,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 11:57:37,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 11:57:37,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2045 transitions. [2021-03-26 11:57:37,659 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.77286470143613 [2021-03-26 11:57:37,659 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2045 transitions. [2021-03-26 11:57:37,659 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2045 transitions. [2021-03-26 11:57:37,660 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:57:37,660 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2045 transitions. [2021-03-26 11:57:37,662 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 340.8333333333333) internal successors, (2045), 6 states have internal predecessors, (2045), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:37,665 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 441.0) internal successors, (3087), 7 states have internal predecessors, (3087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:37,665 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 441.0) internal successors, (3087), 7 states have internal predecessors, (3087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:37,665 INFO L185 Difference]: Start difference. First operand has 94 places, 79 transitions, 228 flow. Second operand 6 states and 2045 transitions. [2021-03-26 11:57:37,665 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 87 transitions, 278 flow [2021-03-26 11:57:37,666 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 11:57:37,667 INFO L241 Difference]: Finished difference. Result has 101 places, 81 transitions, 224 flow [2021-03-26 11:57:37,667 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=196, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=75, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=224, PETRI_PLACES=101, PETRI_TRANSITIONS=81} [2021-03-26 11:57:37,667 INFO L343 CegarLoopForPetriNet]: 164 programPoint places, -63 predicate places. [2021-03-26 11:57:37,668 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:57:37,668 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 101 places, 81 transitions, 224 flow [2021-03-26 11:57:37,668 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 101 places, 81 transitions, 224 flow [2021-03-26 11:57:37,668 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 100 places, 81 transitions, 224 flow [2021-03-26 11:57:37,675 INFO L129 PetriNetUnfolder]: 0/121 cut-off events. [2021-03-26 11:57:37,675 INFO L130 PetriNetUnfolder]: For 21/21 co-relation queries the response was YES. [2021-03-26 11:57:37,675 INFO L84 FinitePrefix]: Finished finitePrefix Result has 189 conditions, 121 events. 0/121 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 214 event pairs, 0 based on Foata normal form. 0/121 useless extension candidates. Maximal degree in co-relation 0. Up to 12 conditions per place. [2021-03-26 11:57:37,676 INFO L142 LiptonReduction]: Number of co-enabled transitions 4580 [2021-03-26 11:57:38,586 WARN L205 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-26 11:57:38,964 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-26 11:57:39,837 WARN L205 SmtUtils]: Spent 871.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-26 11:57:40,242 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-26 11:57:40,278 INFO L154 LiptonReduction]: Checked pairs total: 21208 [2021-03-26 11:57:40,278 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 11:57:40,279 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2611 [2021-03-26 11:57:40,279 INFO L480 AbstractCegarLoop]: Abstraction has has 98 places, 79 transitions, 220 flow [2021-03-26 11:57:40,279 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 339.85714285714283) internal successors, (2379), 7 states have internal predecessors, (2379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:40,279 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:57:40,279 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:57:40,480 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-03-26 11:57:40,480 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:57:40,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:57:40,480 INFO L82 PathProgramCache]: Analyzing trace with hash -906691920, now seen corresponding path program 1 times [2021-03-26 11:57:40,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:57:40,480 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860870818] [2021-03-26 11:57:40,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:57:40,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:57:40,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:40,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:57:40,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:57:40,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:57:40,502 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 11:57:40,502 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860870818] [2021-03-26 11:57:40,503 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:57:40,503 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 11:57:40,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814712973] [2021-03-26 11:57:40,503 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 11:57:40,503 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:57:40,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 11:57:40,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 11:57:40,504 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 445 [2021-03-26 11:57:40,505 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 79 transitions, 220 flow. Second operand has 3 states, 3 states have (on average 316.6666666666667) internal successors, (950), 3 states have internal predecessors, (950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:57:40,505 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:57:40,505 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 445 [2021-03-26 11:57:40,505 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:58:18,567 INFO L129 PetriNetUnfolder]: 148576/221341 cut-off events. [2021-03-26 11:58:18,567 INFO L130 PetriNetUnfolder]: For 23/23 co-relation queries the response was YES. [2021-03-26 11:58:20,305 INFO L84 FinitePrefix]: Finished finitePrefix Result has 405012 conditions, 221341 events. 148576/221341 cut-off events. For 23/23 co-relation queries the response was YES. Maximal size of possible extension queue 11318. Compared 2083229 event pairs, 130317 based on Foata normal form. 62/215895 useless extension candidates. Maximal degree in co-relation 404978. Up to 183410 conditions per place. [2021-03-26 11:58:21,355 INFO L132 encePairwiseOnDemand]: 437/445 looper letters, 31 selfloop transitions, 7 changer transitions 0/91 dead transitions. [2021-03-26 11:58:21,355 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 91 transitions, 320 flow [2021-03-26 11:58:21,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 11:58:21,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 11:58:21,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 987 transitions. [2021-03-26 11:58:21,358 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7393258426966293 [2021-03-26 11:58:21,359 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 987 transitions. [2021-03-26 11:58:21,359 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 987 transitions. [2021-03-26 11:58:21,359 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:58:21,359 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 987 transitions. [2021-03-26 11:58:21,360 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 329.0) internal successors, (987), 3 states have internal predecessors, (987), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:21,361 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 445.0) internal successors, (1780), 4 states have internal predecessors, (1780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:21,362 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 445.0) internal successors, (1780), 4 states have internal predecessors, (1780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:21,362 INFO L185 Difference]: Start difference. First operand has 98 places, 79 transitions, 220 flow. Second operand 3 states and 987 transitions. [2021-03-26 11:58:21,362 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 91 transitions, 320 flow [2021-03-26 11:58:21,363 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 11:58:21,364 INFO L241 Difference]: Finished difference. Result has 98 places, 85 transitions, 255 flow [2021-03-26 11:58:21,364 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=208, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=255, PETRI_PLACES=98, PETRI_TRANSITIONS=85} [2021-03-26 11:58:21,364 INFO L343 CegarLoopForPetriNet]: 164 programPoint places, -66 predicate places. [2021-03-26 11:58:21,364 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:58:21,364 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 98 places, 85 transitions, 255 flow [2021-03-26 11:58:21,365 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 98 places, 85 transitions, 255 flow [2021-03-26 11:58:21,365 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 98 places, 85 transitions, 255 flow [2021-03-26 11:58:21,466 INFO L129 PetriNetUnfolder]: 429/1655 cut-off events. [2021-03-26 11:58:21,466 INFO L130 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2021-03-26 11:58:21,475 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2328 conditions, 1655 events. 429/1655 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 13599 event pairs, 273 based on Foata normal form. 0/1564 useless extension candidates. Maximal degree in co-relation 2297. Up to 612 conditions per place. [2021-03-26 11:58:21,501 INFO L142 LiptonReduction]: Number of co-enabled transitions 4838 [2021-03-26 11:58:22,288 INFO L154 LiptonReduction]: Checked pairs total: 6146 [2021-03-26 11:58:22,288 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 11:58:22,288 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 924 [2021-03-26 11:58:22,289 INFO L480 AbstractCegarLoop]: Abstraction has has 98 places, 85 transitions, 255 flow [2021-03-26 11:58:22,289 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 316.6666666666667) internal successors, (950), 3 states have internal predecessors, (950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:22,289 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:58:22,289 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:58:22,289 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-03-26 11:58:22,289 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:58:22,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:58:22,290 INFO L82 PathProgramCache]: Analyzing trace with hash -1073379608, now seen corresponding path program 1 times [2021-03-26 11:58:22,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:58:22,290 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639655556] [2021-03-26 11:58:22,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:58:22,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:58:22,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,319 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 11:58:22,319 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639655556] [2021-03-26 11:58:22,319 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1895892970] [2021-03-26 11:58:22,320 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 11:58:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:58:22,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-26 11:58:22,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:58:22,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:22,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:22,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:58:22,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:22,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:22,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:58:22,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:22,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:58:22,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:58:22,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:22,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:22,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:58:22,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:58:22,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:58:22,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:22,480 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 11:58:22,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:22,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:22,494 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 11:58:22,494 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:58:22,494 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-26 11:58:22,495 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445079776] [2021-03-26 11:58:22,495 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 11:58:22,495 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:58:22,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 11:58:22,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-26 11:58:22,497 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 339 out of 445 [2021-03-26 11:58:22,498 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 85 transitions, 255 flow. Second operand has 6 states, 6 states have (on average 341.0) internal successors, (2046), 6 states have internal predecessors, (2046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:22,498 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:58:22,498 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 339 of 445 [2021-03-26 11:58:22,498 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:58:22,653 INFO L129 PetriNetUnfolder]: 427/1642 cut-off events. [2021-03-26 11:58:22,653 INFO L130 PetriNetUnfolder]: For 31/31 co-relation queries the response was YES. [2021-03-26 11:58:22,662 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2339 conditions, 1642 events. 427/1642 cut-off events. For 31/31 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 13416 event pairs, 272 based on Foata normal form. 1/1551 useless extension candidates. Maximal degree in co-relation 2301. Up to 607 conditions per place. [2021-03-26 11:58:22,667 INFO L132 encePairwiseOnDemand]: 440/445 looper letters, 13 selfloop transitions, 4 changer transitions 0/94 dead transitions. [2021-03-26 11:58:22,668 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 94 transitions, 313 flow [2021-03-26 11:58:22,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 11:58:22,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 11:58:22,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1713 transitions. [2021-03-26 11:58:22,670 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7698876404494382 [2021-03-26 11:58:22,670 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1713 transitions. [2021-03-26 11:58:22,670 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1713 transitions. [2021-03-26 11:58:22,670 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:58:22,670 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1713 transitions. [2021-03-26 11:58:22,671 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 342.6) internal successors, (1713), 5 states have internal predecessors, (1713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:22,673 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 445.0) internal successors, (2670), 6 states have internal predecessors, (2670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:22,673 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 445.0) internal successors, (2670), 6 states have internal predecessors, (2670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:22,673 INFO L185 Difference]: Start difference. First operand has 98 places, 85 transitions, 255 flow. Second operand 5 states and 1713 transitions. [2021-03-26 11:58:22,673 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 94 transitions, 313 flow [2021-03-26 11:58:22,675 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 11:58:22,675 INFO L241 Difference]: Finished difference. Result has 102 places, 86 transitions, 266 flow [2021-03-26 11:58:22,676 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=248, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=85, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=81, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=266, PETRI_PLACES=102, PETRI_TRANSITIONS=86} [2021-03-26 11:58:22,676 INFO L343 CegarLoopForPetriNet]: 164 programPoint places, -62 predicate places. [2021-03-26 11:58:22,676 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:58:22,676 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 102 places, 86 transitions, 266 flow [2021-03-26 11:58:22,676 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 102 places, 86 transitions, 266 flow [2021-03-26 11:58:22,676 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 102 places, 86 transitions, 266 flow [2021-03-26 11:58:22,775 INFO L129 PetriNetUnfolder]: 427/1642 cut-off events. [2021-03-26 11:58:22,775 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2021-03-26 11:58:22,783 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2315 conditions, 1642 events. 427/1642 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 13581 event pairs, 272 based on Foata normal form. 0/1551 useless extension candidates. Maximal degree in co-relation 2281. Up to 607 conditions per place. [2021-03-26 11:58:22,804 INFO L142 LiptonReduction]: Number of co-enabled transitions 4904 [2021-03-26 11:58:26,427 INFO L154 LiptonReduction]: Checked pairs total: 18597 [2021-03-26 11:58:26,427 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 11:58:26,427 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3751 [2021-03-26 11:58:26,428 INFO L480 AbstractCegarLoop]: Abstraction has has 102 places, 86 transitions, 268 flow [2021-03-26 11:58:26,428 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 341.0) internal successors, (2046), 6 states have internal predecessors, (2046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:26,428 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:58:26,428 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 11:58:26,636 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-03-26 11:58:26,636 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:58:26,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:58:26,636 INFO L82 PathProgramCache]: Analyzing trace with hash 981846113, now seen corresponding path program 1 times [2021-03-26 11:58:26,636 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:58:26,636 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819370770] [2021-03-26 11:58:26,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:58:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:58:26,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,683 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 11:58:26,683 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819370770] [2021-03-26 11:58:26,683 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [95970009] [2021-03-26 11:58:26,683 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 11:58:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:58:26,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 11:58:26,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:58:26,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:26,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:26,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:58:26,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:26,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:26,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:58:26,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:26,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:58:26,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:58:26,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:26,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:26,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:58:26,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:58:26,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:58:26,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:58:26,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:26,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:58:26,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 11:58:26,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:26,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:26,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:26,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:58:26,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:26,877 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 11:58:26,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:26,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:26,888 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 11:58:26,889 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:58:26,889 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-26 11:58:26,890 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973303880] [2021-03-26 11:58:26,890 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 11:58:26,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:58:26,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 11:58:26,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-03-26 11:58:26,892 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 338 out of 447 [2021-03-26 11:58:26,893 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 86 transitions, 268 flow. Second operand has 8 states, 8 states have (on average 340.25) internal successors, (2722), 8 states have internal predecessors, (2722), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:26,893 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:58:26,893 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 338 of 447 [2021-03-26 11:58:26,893 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:58:27,065 INFO L129 PetriNetUnfolder]: 418/1600 cut-off events. [2021-03-26 11:58:27,065 INFO L130 PetriNetUnfolder]: For 47/47 co-relation queries the response was YES. [2021-03-26 11:58:27,073 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2290 conditions, 1600 events. 418/1600 cut-off events. For 47/47 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 13066 event pairs, 267 based on Foata normal form. 1/1513 useless extension candidates. Maximal degree in co-relation 2249. Up to 591 conditions per place. [2021-03-26 11:58:27,110 INFO L132 encePairwiseOnDemand]: 439/447 looper letters, 15 selfloop transitions, 9 changer transitions 0/100 dead transitions. [2021-03-26 11:58:27,110 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 100 transitions, 354 flow [2021-03-26 11:58:27,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 11:58:27,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 11:58:27,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 3067 transitions. [2021-03-26 11:58:27,113 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7623663932388764 [2021-03-26 11:58:27,113 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 3067 transitions. [2021-03-26 11:58:27,113 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 3067 transitions. [2021-03-26 11:58:27,113 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:58:27,113 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 3067 transitions. [2021-03-26 11:58:27,116 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 340.77777777777777) internal successors, (3067), 9 states have internal predecessors, (3067), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:27,119 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 447.0) internal successors, (4470), 10 states have internal predecessors, (4470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:27,119 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 447.0) internal successors, (4470), 10 states have internal predecessors, (4470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:27,119 INFO L185 Difference]: Start difference. First operand has 102 places, 86 transitions, 268 flow. Second operand 9 states and 3067 transitions. [2021-03-26 11:58:27,119 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 100 transitions, 354 flow [2021-03-26 11:58:27,120 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 11:58:27,121 INFO L241 Difference]: Finished difference. Result has 110 places, 91 transitions, 314 flow [2021-03-26 11:58:27,121 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=260, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=314, PETRI_PLACES=110, PETRI_TRANSITIONS=91} [2021-03-26 11:58:27,121 INFO L343 CegarLoopForPetriNet]: 164 programPoint places, -54 predicate places. [2021-03-26 11:58:27,121 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:58:27,121 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 110 places, 91 transitions, 314 flow [2021-03-26 11:58:27,121 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 110 places, 91 transitions, 314 flow [2021-03-26 11:58:27,121 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 110 places, 91 transitions, 314 flow [2021-03-26 11:58:27,207 INFO L129 PetriNetUnfolder]: 418/1600 cut-off events. [2021-03-26 11:58:27,207 INFO L130 PetriNetUnfolder]: For 58/58 co-relation queries the response was YES. [2021-03-26 11:58:27,218 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2282 conditions, 1600 events. 418/1600 cut-off events. For 58/58 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 13300 event pairs, 267 based on Foata normal form. 0/1515 useless extension candidates. Maximal degree in co-relation 2245. Up to 591 conditions per place. [2021-03-26 11:58:27,241 INFO L142 LiptonReduction]: Number of co-enabled transitions 5212 [2021-03-26 11:58:29,467 INFO L154 LiptonReduction]: Checked pairs total: 12857 [2021-03-26 11:58:29,467 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 11:58:29,467 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2346 [2021-03-26 11:58:29,468 INFO L480 AbstractCegarLoop]: Abstraction has has 109 places, 90 transitions, 311 flow [2021-03-26 11:58:29,468 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 340.25) internal successors, (2722), 8 states have internal predecessors, (2722), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:29,468 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:58:29,468 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 11:58:29,670 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-03-26 11:58:29,671 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:58:29,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:58:29,671 INFO L82 PathProgramCache]: Analyzing trace with hash -2093214315, now seen corresponding path program 1 times [2021-03-26 11:58:29,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:58:29,671 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404484667] [2021-03-26 11:58:29,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:58:29,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:58:29,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,736 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 11:58:29,736 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404484667] [2021-03-26 11:58:29,736 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2022396427] [2021-03-26 11:58:29,736 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 11:58:29,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:58:29,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-26 11:58:29,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:58:29,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:29,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:29,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:58:29,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:29,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:29,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:58:29,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:29,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:58:29,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:58:29,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:29,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:29,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:58:29,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:58:29,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:58:29,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:29,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:58:29,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:58:29,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:29,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:29,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:58:29,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:58:29,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:58:29,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:58:29,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:29,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:58:29,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 11:58:29,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:29,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:29,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:29,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:58:29,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:29,938 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 11:58:29,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:29,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:29,952 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 11:58:29,952 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:58:29,952 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-03-26 11:58:29,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109967473] [2021-03-26 11:58:29,952 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 11:58:29,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:58:29,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 11:58:29,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-03-26 11:58:29,955 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 338 out of 451 [2021-03-26 11:58:29,956 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 90 transitions, 311 flow. Second operand has 9 states, 9 states have (on average 340.44444444444446) internal successors, (3064), 9 states have internal predecessors, (3064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:29,956 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:58:29,956 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 338 of 451 [2021-03-26 11:58:29,956 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:58:30,133 INFO L129 PetriNetUnfolder]: 390/1487 cut-off events. [2021-03-26 11:58:30,134 INFO L130 PetriNetUnfolder]: For 91/91 co-relation queries the response was YES. [2021-03-26 11:58:30,140 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2152 conditions, 1487 events. 390/1487 cut-off events. For 91/91 co-relation queries the response was YES. Maximal size of possible extension queue 103. Compared 11946 event pairs, 250 based on Foata normal form. 1/1410 useless extension candidates. Maximal degree in co-relation 2108. Up to 548 conditions per place. [2021-03-26 11:58:30,145 INFO L132 encePairwiseOnDemand]: 441/451 looper letters, 17 selfloop transitions, 10 changer transitions 0/103 dead transitions. [2021-03-26 11:58:30,145 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 103 transitions, 408 flow [2021-03-26 11:58:30,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-26 11:58:30,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-26 11:58:30,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 3746 transitions. [2021-03-26 11:58:30,147 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7550896996573272 [2021-03-26 11:58:30,147 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 3746 transitions. [2021-03-26 11:58:30,147 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 3746 transitions. [2021-03-26 11:58:30,148 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:58:30,148 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 3746 transitions. [2021-03-26 11:58:30,150 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 340.54545454545456) internal successors, (3746), 11 states have internal predecessors, (3746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:30,153 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 451.0) internal successors, (5412), 12 states have internal predecessors, (5412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:30,154 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 451.0) internal successors, (5412), 12 states have internal predecessors, (5412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:30,154 INFO L185 Difference]: Start difference. First operand has 109 places, 90 transitions, 311 flow. Second operand 11 states and 3746 transitions. [2021-03-26 11:58:30,154 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 103 transitions, 408 flow [2021-03-26 11:58:30,155 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 11:58:30,156 INFO L241 Difference]: Finished difference. Result has 118 places, 92 transitions, 336 flow [2021-03-26 11:58:30,156 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=451, PETRI_DIFFERENCE_MINUEND_FLOW=284, PETRI_DIFFERENCE_MINUEND_PLACES=105, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=336, PETRI_PLACES=118, PETRI_TRANSITIONS=92} [2021-03-26 11:58:30,156 INFO L343 CegarLoopForPetriNet]: 164 programPoint places, -46 predicate places. [2021-03-26 11:58:30,156 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:58:30,156 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 118 places, 92 transitions, 336 flow [2021-03-26 11:58:30,156 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 118 places, 92 transitions, 336 flow [2021-03-26 11:58:30,157 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 118 places, 92 transitions, 336 flow [2021-03-26 11:58:30,257 INFO L129 PetriNetUnfolder]: 390/1487 cut-off events. [2021-03-26 11:58:30,257 INFO L130 PetriNetUnfolder]: For 76/76 co-relation queries the response was YES. [2021-03-26 11:58:30,266 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2130 conditions, 1487 events. 390/1487 cut-off events. For 76/76 co-relation queries the response was YES. Maximal size of possible extension queue 103. Compared 12139 event pairs, 250 based on Foata normal form. 0/1409 useless extension candidates. Maximal degree in co-relation 2090. Up to 548 conditions per place. [2021-03-26 11:58:30,287 INFO L142 LiptonReduction]: Number of co-enabled transitions 5388 [2021-03-26 11:58:32,891 INFO L154 LiptonReduction]: Checked pairs total: 19474 [2021-03-26 11:58:32,891 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 11:58:32,891 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2735 [2021-03-26 11:58:32,892 INFO L480 AbstractCegarLoop]: Abstraction has has 116 places, 90 transitions, 330 flow [2021-03-26 11:58:32,892 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 340.44444444444446) internal successors, (3064), 9 states have internal predecessors, (3064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:32,892 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:58:32,892 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 11:58:33,092 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 11:58:33,093 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:58:33,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:58:33,093 INFO L82 PathProgramCache]: Analyzing trace with hash 802429259, now seen corresponding path program 1 times [2021-03-26 11:58:33,093 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:58:33,093 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255433291] [2021-03-26 11:58:33,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:58:33,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:58:33,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,161 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 11:58:33,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255433291] [2021-03-26 11:58:33,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [890021818] [2021-03-26 11:58:33,161 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 11:58:33,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:58:33,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-26 11:58:33,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:58:33,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:33,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:33,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:58:33,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:33,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:33,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:58:33,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:33,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:33,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:58:33,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:33,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:33,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:58:33,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:33,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:33,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:58:33,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:33,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:33,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:58:33,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:58:33,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:33,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:58:33,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 11:58:33,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:33,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:33,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:33,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:58:33,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:58:33,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:33,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:58:33,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 11:58:33,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:33,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:33,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:33,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:58:33,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:33,366 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 11:58:33,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:33,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:33,377 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 11:58:33,377 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:58:33,377 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-03-26 11:58:33,378 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766474570] [2021-03-26 11:58:33,378 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-26 11:58:33,378 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:58:33,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-26 11:58:33,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-03-26 11:58:33,381 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 338 out of 455 [2021-03-26 11:58:33,383 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 90 transitions, 330 flow. Second operand has 11 states, 11 states have (on average 340.27272727272725) internal successors, (3743), 11 states have internal predecessors, (3743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:33,383 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:58:33,383 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 338 of 455 [2021-03-26 11:58:33,383 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:58:33,577 INFO L129 PetriNetUnfolder]: 315/1220 cut-off events. [2021-03-26 11:58:33,577 INFO L130 PetriNetUnfolder]: For 115/115 co-relation queries the response was YES. [2021-03-26 11:58:33,584 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1778 conditions, 1220 events. 315/1220 cut-off events. For 115/115 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 9345 event pairs, 201 based on Foata normal form. 1/1174 useless extension candidates. Maximal degree in co-relation 1731. Up to 442 conditions per place. [2021-03-26 11:58:33,587 INFO L132 encePairwiseOnDemand]: 443/455 looper letters, 16 selfloop transitions, 11 changer transitions 0/103 dead transitions. [2021-03-26 11:58:33,587 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 127 places, 103 transitions, 418 flow [2021-03-26 11:58:33,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-26 11:58:33,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-26 11:58:33,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 4084 transitions. [2021-03-26 11:58:33,590 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.747985347985348 [2021-03-26 11:58:33,590 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 4084 transitions. [2021-03-26 11:58:33,590 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 4084 transitions. [2021-03-26 11:58:33,591 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:58:33,591 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 4084 transitions. [2021-03-26 11:58:33,594 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 340.3333333333333) internal successors, (4084), 12 states have internal predecessors, (4084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:33,597 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 455.0) internal successors, (5915), 13 states have internal predecessors, (5915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:33,597 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 455.0) internal successors, (5915), 13 states have internal predecessors, (5915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:33,597 INFO L185 Difference]: Start difference. First operand has 116 places, 90 transitions, 330 flow. Second operand 12 states and 4084 transitions. [2021-03-26 11:58:33,598 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 127 places, 103 transitions, 418 flow [2021-03-26 11:58:33,599 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 11:58:33,600 INFO L241 Difference]: Finished difference. Result has 123 places, 91 transitions, 338 flow [2021-03-26 11:58:33,600 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=455, PETRI_DIFFERENCE_MINUEND_FLOW=298, PETRI_DIFFERENCE_MINUEND_PLACES=110, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=338, PETRI_PLACES=123, PETRI_TRANSITIONS=91} [2021-03-26 11:58:33,600 INFO L343 CegarLoopForPetriNet]: 164 programPoint places, -41 predicate places. [2021-03-26 11:58:33,600 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:58:33,600 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 123 places, 91 transitions, 338 flow [2021-03-26 11:58:33,600 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 123 places, 91 transitions, 338 flow [2021-03-26 11:58:33,601 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 123 places, 91 transitions, 338 flow [2021-03-26 11:58:33,681 INFO L129 PetriNetUnfolder]: 315/1220 cut-off events. [2021-03-26 11:58:33,681 INFO L130 PetriNetUnfolder]: For 58/58 co-relation queries the response was YES. [2021-03-26 11:58:33,686 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1751 conditions, 1220 events. 315/1220 cut-off events. For 58/58 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 9483 event pairs, 201 based on Foata normal form. 0/1166 useless extension candidates. Maximal degree in co-relation 1710. Up to 442 conditions per place. [2021-03-26 11:58:33,702 INFO L142 LiptonReduction]: Number of co-enabled transitions 5300 [2021-03-26 11:58:35,377 INFO L154 LiptonReduction]: Checked pairs total: 25501 [2021-03-26 11:58:35,378 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-26 11:58:35,378 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1778 [2021-03-26 11:58:35,378 INFO L480 AbstractCegarLoop]: Abstraction has has 119 places, 88 transitions, 346 flow [2021-03-26 11:58:35,379 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 340.27272727272725) internal successors, (3743), 11 states have internal predecessors, (3743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:35,379 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:58:35,379 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 11:58:35,590 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-03-26 11:58:35,590 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:58:35,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:58:35,591 INFO L82 PathProgramCache]: Analyzing trace with hash -213237050, now seen corresponding path program 1 times [2021-03-26 11:58:35,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:58:35,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437528051] [2021-03-26 11:58:35,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:58:35,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:58:35,600 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:58:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:58:35,609 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:58:35,616 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 11:58:35,617 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 11:58:35,617 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-03-26 11:58:35,617 WARN L342 ceAbstractionStarter]: 6 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 11:58:35,617 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 7 thread instances. [2021-03-26 11:58:35,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,634 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,634 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,634 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,634 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,636 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,636 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,637 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,637 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,639 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,639 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,639 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,639 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,641 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,641 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,641 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,641 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,643 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,644 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,644 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,644 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,646 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,646 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,646 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,646 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,648 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,648 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,648 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,648 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,650 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,651 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,654 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,654 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,655 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,655 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,656 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,656 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,657 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,657 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,657 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,657 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,657 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,657 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,657 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,658 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,658 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,658 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,658 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,658 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,658 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,661 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,662 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,662 WARN L313 ript$VariableManager]: TermVariabe t_funThread7of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread7of7ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:58:35,670 INFO L149 ThreadInstanceAdder]: Constructed 7 joinOtherThreadTransitions. [2021-03-26 11:58:35,670 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 11:58:35,671 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 11:58:35,671 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 11:58:35,671 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 11:58:35,671 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 11:58:35,671 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 11:58:35,671 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 11:58:35,671 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 11:58:35,671 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 11:58:35,672 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 256 places, 298 transitions, 694 flow [2021-03-26 11:58:35,925 INFO L129 PetriNetUnfolder]: 554/2627 cut-off events. [2021-03-26 11:58:35,925 INFO L130 PetriNetUnfolder]: For 525/525 co-relation queries the response was YES. [2021-03-26 11:58:35,970 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3125 conditions, 2627 events. 554/2627 cut-off events. For 525/525 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 17832 event pairs, 201 based on Foata normal form. 0/2257 useless extension candidates. Maximal degree in co-relation 1693. Up to 448 conditions per place. [2021-03-26 11:58:35,970 INFO L82 GeneralOperation]: Start removeDead. Operand has 256 places, 298 transitions, 694 flow [2021-03-26 11:58:35,990 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 256 places, 298 transitions, 694 flow [2021-03-26 11:58:35,991 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:58:35,991 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 256 places, 298 transitions, 694 flow [2021-03-26 11:58:35,991 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 256 places, 298 transitions, 694 flow [2021-03-26 11:58:35,992 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 256 places, 298 transitions, 694 flow [2021-03-26 11:58:36,239 INFO L129 PetriNetUnfolder]: 554/2627 cut-off events. [2021-03-26 11:58:36,240 INFO L130 PetriNetUnfolder]: For 525/525 co-relation queries the response was YES. [2021-03-26 11:58:36,282 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3125 conditions, 2627 events. 554/2627 cut-off events. For 525/525 co-relation queries the response was YES. Maximal size of possible extension queue 56. Compared 17749 event pairs, 201 based on Foata normal form. 0/2257 useless extension candidates. Maximal degree in co-relation 1693. Up to 448 conditions per place. [2021-03-26 11:58:36,384 INFO L142 LiptonReduction]: Number of co-enabled transitions 55664 [2021-03-26 11:58:43,933 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2021-03-26 11:58:44,048 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-26 11:58:44,283 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2021-03-26 11:58:44,395 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-03-26 11:58:44,478 INFO L154 LiptonReduction]: Checked pairs total: 22506 [2021-03-26 11:58:44,478 INFO L156 LiptonReduction]: Total number of compositions: 121 [2021-03-26 11:58:44,479 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8489 [2021-03-26 11:58:44,481 INFO L129 PetriNetUnfolder]: 4/46 cut-off events. [2021-03-26 11:58:44,481 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 11:58:44,481 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:58:44,481 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:58:44,481 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:58:44,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:58:44,482 INFO L82 PathProgramCache]: Analyzing trace with hash -2044636337, now seen corresponding path program 1 times [2021-03-26 11:58:44,482 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:58:44,482 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183248384] [2021-03-26 11:58:44,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:58:44,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:58:44,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:44,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:44,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:44,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:44,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:44,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:44,495 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 11:58:44,495 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183248384] [2021-03-26 11:58:44,495 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:58:44,495 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 11:58:44,495 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672690492] [2021-03-26 11:58:44,495 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 11:58:44,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:58:44,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 11:58:44,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 11:58:44,497 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 419 [2021-03-26 11:58:44,497 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 186 places, 224 transitions, 546 flow. Second operand has 3 states, 3 states have (on average 315.0) internal successors, (945), 3 states have internal predecessors, (945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:44,498 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:58:44,498 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 419 [2021-03-26 11:58:44,498 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:58:44,704 INFO L129 PetriNetUnfolder]: 341/1777 cut-off events. [2021-03-26 11:58:44,704 INFO L130 PetriNetUnfolder]: For 525/550 co-relation queries the response was YES. [2021-03-26 11:58:44,716 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2315 conditions, 1777 events. 341/1777 cut-off events. For 525/550 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 11819 event pairs, 201 based on Foata normal form. 658/2273 useless extension candidates. Maximal degree in co-relation 1250. Up to 448 conditions per place. [2021-03-26 11:58:44,717 INFO L132 encePairwiseOnDemand]: 372/419 looper letters, 9 selfloop transitions, 2 changer transitions 24/182 dead transitions. [2021-03-26 11:58:44,717 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 186 places, 182 transitions, 484 flow [2021-03-26 11:58:44,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 11:58:44,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 11:58:44,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1004 transitions. [2021-03-26 11:58:44,719 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7987271280827367 [2021-03-26 11:58:44,719 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1004 transitions. [2021-03-26 11:58:44,719 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1004 transitions. [2021-03-26 11:58:44,719 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:58:44,719 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1004 transitions. [2021-03-26 11:58:44,720 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 334.6666666666667) internal successors, (1004), 3 states have internal predecessors, (1004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:44,721 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 419.0) internal successors, (1676), 4 states have internal predecessors, (1676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:44,721 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 419.0) internal successors, (1676), 4 states have internal predecessors, (1676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:44,721 INFO L185 Difference]: Start difference. First operand has 186 places, 224 transitions, 546 flow. Second operand 3 states and 1004 transitions. [2021-03-26 11:58:44,721 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 186 places, 182 transitions, 484 flow [2021-03-26 11:58:44,723 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 186 places, 182 transitions, 484 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:58:44,725 INFO L241 Difference]: Finished difference. Result has 187 places, 155 transitions, 397 flow [2021-03-26 11:58:44,725 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=419, PETRI_DIFFERENCE_MINUEND_FLOW=454, PETRI_DIFFERENCE_MINUEND_PLACES=184, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=178, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=176, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=397, PETRI_PLACES=187, PETRI_TRANSITIONS=155} [2021-03-26 11:58:44,725 INFO L343 CegarLoopForPetriNet]: 186 programPoint places, 1 predicate places. [2021-03-26 11:58:44,725 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:58:44,725 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 187 places, 155 transitions, 397 flow [2021-03-26 11:58:44,725 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 187 places, 155 transitions, 397 flow [2021-03-26 11:58:44,726 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 172 places, 155 transitions, 397 flow [2021-03-26 11:58:44,743 INFO L129 PetriNetUnfolder]: 0/246 cut-off events. [2021-03-26 11:58:44,743 INFO L130 PetriNetUnfolder]: For 78/78 co-relation queries the response was YES. [2021-03-26 11:58:44,743 INFO L84 FinitePrefix]: Finished finitePrefix Result has 314 conditions, 246 events. 0/246 cut-off events. For 78/78 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 763 event pairs, 0 based on Foata normal form. 0/246 useless extension candidates. Maximal degree in co-relation 0. Up to 15 conditions per place. [2021-03-26 11:58:44,748 INFO L142 LiptonReduction]: Number of co-enabled transitions 18432 [2021-03-26 11:58:46,097 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:58:46,245 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:58:46,384 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:58:46,532 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-26 11:58:47,426 INFO L154 LiptonReduction]: Checked pairs total: 32553 [2021-03-26 11:58:47,426 INFO L156 LiptonReduction]: Total number of compositions: 67 [2021-03-26 11:58:47,426 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2701 [2021-03-26 11:58:47,427 INFO L480 AbstractCegarLoop]: Abstraction has has 107 places, 90 transitions, 267 flow [2021-03-26 11:58:47,427 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 315.0) internal successors, (945), 3 states have internal predecessors, (945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:47,427 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:58:47,427 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 11:58:47,427 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-03-26 11:58:47,428 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:58:47,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:58:47,428 INFO L82 PathProgramCache]: Analyzing trace with hash -312448161, now seen corresponding path program 1 times [2021-03-26 11:58:47,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:58:47,428 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842596686] [2021-03-26 11:58:47,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:58:47,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:58:47,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,454 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 11:58:47,454 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842596686] [2021-03-26 11:58:47,454 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [430915465] [2021-03-26 11:58:47,454 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 11:58:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:58:47,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-26 11:58:47,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:58:47,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:58:47,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:47,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:58:47,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 11:58:47,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:47,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:58:47,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:58:47,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:58:47,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:47,622 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 11:58:47,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:47,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:47,636 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 11:58:47,636 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:58:47,636 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-26 11:58:47,636 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100541938] [2021-03-26 11:58:47,636 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 11:58:47,636 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:58:47,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 11:58:47,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 11:58:47,638 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 374 out of 486 [2021-03-26 11:58:47,640 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 107 places, 90 transitions, 267 flow. Second operand has 7 states, 7 states have (on average 375.85714285714283) internal successors, (2631), 7 states have internal predecessors, (2631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:47,640 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:58:47,640 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 374 of 486 [2021-03-26 11:58:47,640 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:58:47,700 INFO L129 PetriNetUnfolder]: 0/142 cut-off events. [2021-03-26 11:58:47,700 INFO L130 PetriNetUnfolder]: For 81/81 co-relation queries the response was YES. [2021-03-26 11:58:47,700 INFO L84 FinitePrefix]: Finished finitePrefix Result has 254 conditions, 142 events. 0/142 cut-off events. For 81/81 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 254 event pairs, 0 based on Foata normal form. 1/143 useless extension candidates. Maximal degree in co-relation 0. Up to 36 conditions per place. [2021-03-26 11:58:47,700 INFO L132 encePairwiseOnDemand]: 480/486 looper letters, 11 selfloop transitions, 4 changer transitions 1/98 dead transitions. [2021-03-26 11:58:47,700 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 98 transitions, 317 flow [2021-03-26 11:58:47,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 11:58:47,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 11:58:47,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2261 transitions. [2021-03-26 11:58:47,703 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7753772290809328 [2021-03-26 11:58:47,703 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2261 transitions. [2021-03-26 11:58:47,703 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2261 transitions. [2021-03-26 11:58:47,704 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:58:47,704 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2261 transitions. [2021-03-26 11:58:47,705 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 376.8333333333333) internal successors, (2261), 6 states have internal predecessors, (2261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:47,707 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 486.0) internal successors, (3402), 7 states have internal predecessors, (3402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:47,707 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 486.0) internal successors, (3402), 7 states have internal predecessors, (3402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:47,708 INFO L185 Difference]: Start difference. First operand has 107 places, 90 transitions, 267 flow. Second operand 6 states and 2261 transitions. [2021-03-26 11:58:47,708 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 98 transitions, 317 flow [2021-03-26 11:58:47,709 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 11:58:47,710 INFO L241 Difference]: Finished difference. Result has 114 places, 92 transitions, 251 flow [2021-03-26 11:58:47,710 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=486, PETRI_DIFFERENCE_MINUEND_FLOW=223, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=251, PETRI_PLACES=114, PETRI_TRANSITIONS=92} [2021-03-26 11:58:47,710 INFO L343 CegarLoopForPetriNet]: 186 programPoint places, -72 predicate places. [2021-03-26 11:58:47,711 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:58:47,711 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 114 places, 92 transitions, 251 flow [2021-03-26 11:58:47,711 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 114 places, 92 transitions, 251 flow [2021-03-26 11:58:47,711 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 113 places, 92 transitions, 251 flow [2021-03-26 11:58:47,722 INFO L129 PetriNetUnfolder]: 0/141 cut-off events. [2021-03-26 11:58:47,722 INFO L130 PetriNetUnfolder]: For 24/24 co-relation queries the response was YES. [2021-03-26 11:58:47,722 INFO L84 FinitePrefix]: Finished finitePrefix Result has 219 conditions, 141 events. 0/141 cut-off events. For 24/24 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 250 event pairs, 0 based on Foata normal form. 0/141 useless extension candidates. Maximal degree in co-relation 0. Up to 14 conditions per place. [2021-03-26 11:58:47,725 INFO L142 LiptonReduction]: Number of co-enabled transitions 6100 [2021-03-26 11:58:48,719 WARN L205 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-26 11:58:49,121 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-26 11:58:50,038 WARN L205 SmtUtils]: Spent 915.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-03-26 11:58:50,451 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-26 11:58:50,559 INFO L154 LiptonReduction]: Checked pairs total: 28692 [2021-03-26 11:58:50,559 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 11:58:50,560 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2849 [2021-03-26 11:58:50,560 INFO L480 AbstractCegarLoop]: Abstraction has has 111 places, 90 transitions, 247 flow [2021-03-26 11:58:50,560 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 375.85714285714283) internal successors, (2631), 7 states have internal predecessors, (2631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:50,560 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:58:50,560 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:58:50,761 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 11:58:50,761 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:58:50,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:58:50,761 INFO L82 PathProgramCache]: Analyzing trace with hash -718676196, now seen corresponding path program 1 times [2021-03-26 11:58:50,761 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:58:50,762 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797399553] [2021-03-26 11:58:50,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:58:50,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:58:50,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:50,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:58:50,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:58:50,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:58:50,786 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 11:58:50,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797399553] [2021-03-26 11:58:50,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:58:50,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 11:58:50,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732872612] [2021-03-26 11:58:50,787 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 11:58:50,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:58:50,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 11:58:50,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 11:58:50,789 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 343 out of 490 [2021-03-26 11:58:50,790 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 90 transitions, 247 flow. Second operand has 3 states, 3 states have (on average 343.6666666666667) internal successors, (1031), 3 states have internal predecessors, (1031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:58:50,790 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:58:50,790 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 343 of 490 [2021-03-26 11:58:50,790 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand