/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/pthread-nondet/nondet-array-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-26 11:32:41,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-26 11:32:41,200 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-26 11:32:41,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-26 11:32:41,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-26 11:32:41,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-26 11:32:41,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-26 11:32:41,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-26 11:32:41,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-26 11:32:41,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-26 11:32:41,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-26 11:32:41,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-26 11:32:41,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-26 11:32:41,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-26 11:32:41,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-26 11:32:41,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-26 11:32:41,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-26 11:32:41,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-26 11:32:41,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-26 11:32:41,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-26 11:32:41,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-26 11:32:41,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-26 11:32:41,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-26 11:32:41,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-26 11:32:41,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-26 11:32:41,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-26 11:32:41,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-26 11:32:41,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-26 11:32:41,291 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 11:32:41,324 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-26 11:32:41,324 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-26 11:32:41,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-26 11:32:41,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-26 11:32:41,327 INFO L138 SettingsManager]: * Use SBE=true [2021-03-26 11:32:41,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-26 11:32:41,327 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-26 11:32:41,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-26 11:32:41,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-26 11:32:41,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-26 11:32:41,329 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-26 11:32:41,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-26 11:32:41,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-26 11:32:41,329 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-26 11:32:41,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-26 11:32:41,330 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-26 11:32:41,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-26 11:32:41,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-26 11:32:41,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-26 11:32:41,330 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-26 11:32:41,331 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-26 11:32:41,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 11:32:41,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-26 11:32:41,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-26 11:32:41,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-26 11:32:41,332 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-26 11:32:41,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-26 11:32:41,332 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES_DISJUNCTIVE [2021-03-26 11:32:41,332 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-26 11:32:41,332 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-26 11:32:41,332 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-26 11:32:41,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-26 11:32:41,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-26 11:32:41,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-26 11:32:41,653 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-26 11:32:41,654 INFO L275 PluginConnector]: CDTParser initialized [2021-03-26 11:32:41,654 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-nondet/nondet-array-2.i [2021-03-26 11:32:41,717 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/992c6ea1f/dd46a9de8d3f46c7b3d6ede95c2ff306/FLAG18747808e [2021-03-26 11:32:42,185 INFO L306 CDTParser]: Found 1 translation units. [2021-03-26 11:32:42,186 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-nondet/nondet-array-2.i [2021-03-26 11:32:42,197 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/992c6ea1f/dd46a9de8d3f46c7b3d6ede95c2ff306/FLAG18747808e [2021-03-26 11:32:42,494 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/992c6ea1f/dd46a9de8d3f46c7b3d6ede95c2ff306 [2021-03-26 11:32:42,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-26 11:32:42,498 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-26 11:32:42,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-26 11:32:42,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-26 11:32:42,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-26 11:32:42,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 11:32:42" (1/1) ... [2021-03-26 11:32:42,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@713ae5f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:32:42, skipping insertion in model container [2021-03-26 11:32:42,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 11:32:42" (1/1) ... [2021-03-26 11:32:42,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-26 11:32:42,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-26 11:32:42,841 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-nondet/nondet-array-2.i[30035,30048] [2021-03-26 11:32:42,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 11:32:42,887 INFO L203 MainTranslator]: Completed pre-run [2021-03-26 11:32:42,922 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-nondet/nondet-array-2.i[30035,30048] [2021-03-26 11:32:42,927 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 11:32:42,979 INFO L208 MainTranslator]: Completed translation [2021-03-26 11:32:42,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:32:42 WrapperNode [2021-03-26 11:32:42,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-26 11:32:42,981 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-26 11:32:42,981 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-26 11:32:42,981 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-26 11:32:42,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:32:42" (1/1) ... [2021-03-26 11:32:43,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:32:42" (1/1) ... [2021-03-26 11:32:43,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-26 11:32:43,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-26 11:32:43,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-26 11:32:43,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-26 11:32:43,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:32:42" (1/1) ... [2021-03-26 11:32:43,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:32:42" (1/1) ... [2021-03-26 11:32:43,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:32:42" (1/1) ... [2021-03-26 11:32:43,048 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:32:42" (1/1) ... [2021-03-26 11:32:43,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:32:42" (1/1) ... [2021-03-26 11:32:43,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:32:42" (1/1) ... [2021-03-26 11:32:43,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:32:42" (1/1) ... [2021-03-26 11:32:43,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-26 11:32:43,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-26 11:32:43,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-26 11:32:43,070 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-26 11:32:43,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:32:42" (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 11:32:43,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-03-26 11:32:43,150 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-26 11:32:43,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-26 11:32:43,151 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2021-03-26 11:32:43,151 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2021-03-26 11:32:43,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-26 11:32:43,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-26 11:32:43,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-26 11:32:43,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-26 11:32:43,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-26 11:32:43,154 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 11:32:43,539 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-26 11:32:43,539 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-03-26 11:32:43,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 11:32:43 BoogieIcfgContainer [2021-03-26 11:32:43,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-26 11:32:43,542 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-26 11:32:43,542 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-26 11:32:43,545 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-26 11:32:43,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.03 11:32:42" (1/3) ... [2021-03-26 11:32:43,545 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a7b6153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 11:32:43, skipping insertion in model container [2021-03-26 11:32:43,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:32:42" (2/3) ... [2021-03-26 11:32:43,546 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a7b6153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 11:32:43, skipping insertion in model container [2021-03-26 11:32:43,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 11:32:43" (3/3) ... [2021-03-26 11:32:43,548 INFO L111 eAbstractionObserver]: Analyzing ICFG nondet-array-2.i [2021-03-26 11:32:43,555 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-26 11:32:43,558 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-26 11:32:43,559 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-26 11:32:43,582 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,583 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,583 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,583 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,583 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,583 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,583 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,583 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,583 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,584 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,584 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,584 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,585 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,585 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,586 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,587 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,587 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,589 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,589 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:43,595 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-03-26 11:32:43,610 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 11:32:43,640 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 11:32:43,640 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 11:32:43,641 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 11:32:43,641 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 11:32:43,641 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 11:32:43,641 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 11:32:43,641 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 11:32:43,642 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 11:32:43,652 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 72 places, 76 transitions, 160 flow [2021-03-26 11:32:43,703 INFO L129 PetriNetUnfolder]: 12/109 cut-off events. [2021-03-26 11:32:43,704 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 11:32:43,711 INFO L84 FinitePrefix]: Finished finitePrefix Result has 115 conditions, 109 events. 12/109 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 224 event pairs, 0 based on Foata normal form. 0/92 useless extension candidates. Maximal degree in co-relation 60. Up to 4 conditions per place. [2021-03-26 11:32:43,711 INFO L82 GeneralOperation]: Start removeDead. Operand has 72 places, 76 transitions, 160 flow [2021-03-26 11:32:43,717 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 65 places, 68 transitions, 144 flow [2021-03-26 11:32:43,719 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:32:43,730 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 65 places, 68 transitions, 144 flow [2021-03-26 11:32:43,733 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 65 places, 68 transitions, 144 flow [2021-03-26 11:32:43,735 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 65 places, 68 transitions, 144 flow [2021-03-26 11:32:43,766 INFO L129 PetriNetUnfolder]: 10/93 cut-off events. [2021-03-26 11:32:43,766 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 11:32:43,767 INFO L84 FinitePrefix]: Finished finitePrefix Result has 99 conditions, 93 events. 10/93 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 155 event pairs, 0 based on Foata normal form. 0/80 useless extension candidates. Maximal degree in co-relation 52. Up to 4 conditions per place. [2021-03-26 11:32:43,770 INFO L142 LiptonReduction]: Number of co-enabled transitions 300 [2021-03-26 11:32:44,839 INFO L154 LiptonReduction]: Checked pairs total: 179 [2021-03-26 11:32:44,839 INFO L156 LiptonReduction]: Total number of compositions: 42 [2021-03-26 11:32:44,842 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1124 [2021-03-26 11:32:44,854 INFO L129 PetriNetUnfolder]: 2/23 cut-off events. [2021-03-26 11:32:44,854 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 11:32:44,854 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:32:44,855 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:32:44,855 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:32:44,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:32:44,860 INFO L82 PathProgramCache]: Analyzing trace with hash 1209206280, now seen corresponding path program 1 times [2021-03-26 11:32:44,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:32:44,867 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431388420] [2021-03-26 11:32:44,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:32:44,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:32:45,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:45,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:45,055 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-03-26 11:32:45,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:32:45,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:45,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:32:45,066 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 11:32:45,067 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431388420] [2021-03-26 11:32:45,067 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:32:45,067 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 11:32:45,068 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415949098] [2021-03-26 11:32:45,074 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 11:32:45,074 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:32:45,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 11:32:45,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 11:32:45,085 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 118 [2021-03-26 11:32:45,088 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 30 places, 31 transitions, 70 flow. Second operand has 4 states, 4 states have (on average 95.0) internal successors, (380), 4 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:45,088 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:32:45,088 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 118 [2021-03-26 11:32:45,089 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:32:45,126 INFO L129 PetriNetUnfolder]: 3/49 cut-off events. [2021-03-26 11:32:45,127 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 11:32:45,127 INFO L84 FinitePrefix]: Finished finitePrefix Result has 69 conditions, 49 events. 3/49 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 85 event pairs, 0 based on Foata normal form. 5/52 useless extension candidates. Maximal degree in co-relation 32. Up to 10 conditions per place. [2021-03-26 11:32:45,128 INFO L132 encePairwiseOnDemand]: 112/118 looper letters, 4 selfloop transitions, 2 changer transitions 1/29 dead transitions. [2021-03-26 11:32:45,128 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 31 places, 29 transitions, 80 flow [2021-03-26 11:32:45,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 11:32:45,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 11:32:45,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 386 transitions. [2021-03-26 11:32:45,144 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8177966101694916 [2021-03-26 11:32:45,145 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 386 transitions. [2021-03-26 11:32:45,145 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 386 transitions. [2021-03-26 11:32:45,148 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:32:45,150 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 386 transitions. [2021-03-26 11:32:45,154 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 96.5) internal successors, (386), 4 states have internal predecessors, (386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:45,160 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 118.0) internal successors, (590), 5 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:45,160 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 118.0) internal successors, (590), 5 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:45,162 INFO L185 Difference]: Start difference. First operand has 30 places, 31 transitions, 70 flow. Second operand 4 states and 386 transitions. [2021-03-26 11:32:45,163 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 31 places, 29 transitions, 80 flow [2021-03-26 11:32:45,166 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 31 places, 29 transitions, 80 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:32:45,167 INFO L241 Difference]: Finished difference. Result has 33 places, 28 transitions, 76 flow [2021-03-26 11:32:45,169 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=118, PETRI_DIFFERENCE_MINUEND_FLOW=62, PETRI_DIFFERENCE_MINUEND_PLACES=28, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=27, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=76, PETRI_PLACES=33, PETRI_TRANSITIONS=28} [2021-03-26 11:32:45,169 INFO L343 CegarLoopForPetriNet]: 30 programPoint places, 3 predicate places. [2021-03-26 11:32:45,169 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:32:45,169 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 33 places, 28 transitions, 76 flow [2021-03-26 11:32:45,170 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 33 places, 28 transitions, 76 flow [2021-03-26 11:32:45,171 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 32 places, 28 transitions, 76 flow [2021-03-26 11:32:45,180 INFO L129 PetriNetUnfolder]: 3/47 cut-off events. [2021-03-26 11:32:45,181 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-26 11:32:45,182 INFO L84 FinitePrefix]: Finished finitePrefix Result has 68 conditions, 47 events. 3/47 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 75 event pairs, 0 based on Foata normal form. 0/45 useless extension candidates. Maximal degree in co-relation 59. Up to 7 conditions per place. [2021-03-26 11:32:45,182 INFO L142 LiptonReduction]: Number of co-enabled transitions 34 [2021-03-26 11:32:45,805 INFO L154 LiptonReduction]: Checked pairs total: 4 [2021-03-26 11:32:45,806 INFO L156 LiptonReduction]: Total number of compositions: 8 [2021-03-26 11:32:45,806 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 637 [2021-03-26 11:32:45,807 INFO L480 AbstractCegarLoop]: Abstraction has has 26 places, 22 transitions, 64 flow [2021-03-26 11:32:45,807 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 95.0) internal successors, (380), 4 states have internal predecessors, (380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:45,808 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:32:45,808 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:32:45,808 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-26 11:32:45,808 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:32:45,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:32:45,808 INFO L82 PathProgramCache]: Analyzing trace with hash -164101117, now seen corresponding path program 1 times [2021-03-26 11:32:45,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:32:45,809 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635558747] [2021-03-26 11:32:45,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:32:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:32:45,855 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:32:45,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:32:45,895 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:32:45,928 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 11:32:45,928 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 11:32:45,929 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-26 11:32:45,930 WARN L342 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 11:32:45,930 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-03-26 11:32:45,944 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,944 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,944 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,944 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,945 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,945 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,945 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,945 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,945 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,945 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,945 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,945 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,945 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,946 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,946 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,946 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,946 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,946 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,946 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,946 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,946 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,947 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,947 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,947 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,947 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,947 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,947 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,947 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,948 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,948 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,948 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,948 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,948 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,949 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,950 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,950 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,950 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,950 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:45,952 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-03-26 11:32:45,952 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 11:32:45,955 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 11:32:45,955 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 11:32:45,955 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 11:32:45,955 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 11:32:45,955 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 11:32:45,955 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 11:32:45,955 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 11:32:45,955 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 11:32:45,957 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 80 places, 83 transitions, 184 flow [2021-03-26 11:32:45,992 INFO L129 PetriNetUnfolder]: 23/191 cut-off events. [2021-03-26 11:32:45,993 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 11:32:45,994 INFO L84 FinitePrefix]: Finished finitePrefix Result has 205 conditions, 191 events. 23/191 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 492 event pairs, 0 based on Foata normal form. 0/160 useless extension candidates. Maximal degree in co-relation 111. Up to 8 conditions per place. [2021-03-26 11:32:45,994 INFO L82 GeneralOperation]: Start removeDead. Operand has 80 places, 83 transitions, 184 flow [2021-03-26 11:32:45,996 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 73 places, 75 transitions, 168 flow [2021-03-26 11:32:45,996 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:32:45,996 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 73 places, 75 transitions, 168 flow [2021-03-26 11:32:45,996 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 73 places, 75 transitions, 168 flow [2021-03-26 11:32:45,997 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 73 places, 75 transitions, 168 flow [2021-03-26 11:32:46,011 INFO L129 PetriNetUnfolder]: 19/159 cut-off events. [2021-03-26 11:32:46,012 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 11:32:46,012 INFO L84 FinitePrefix]: Finished finitePrefix Result has 173 conditions, 159 events. 19/159 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 349 event pairs, 0 based on Foata normal form. 0/136 useless extension candidates. Maximal degree in co-relation 95. Up to 8 conditions per place. [2021-03-26 11:32:46,015 INFO L142 LiptonReduction]: Number of co-enabled transitions 760 [2021-03-26 11:32:46,921 INFO L154 LiptonReduction]: Checked pairs total: 1219 [2021-03-26 11:32:46,922 INFO L156 LiptonReduction]: Total number of compositions: 36 [2021-03-26 11:32:46,922 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 926 [2021-03-26 11:32:46,925 INFO L129 PetriNetUnfolder]: 2/25 cut-off events. [2021-03-26 11:32:46,925 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 11:32:46,925 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:32:46,925 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:32:46,925 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:32:46,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:32:46,926 INFO L82 PathProgramCache]: Analyzing trace with hash 1764904710, now seen corresponding path program 1 times [2021-03-26 11:32:46,926 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:32:46,926 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136375553] [2021-03-26 11:32:46,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:32:46,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:32:46,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:46,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:46,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:46,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:46,979 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 11:32:46,980 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136375553] [2021-03-26 11:32:46,980 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:32:46,980 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 11:32:46,980 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405930429] [2021-03-26 11:32:46,980 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-26 11:32:46,980 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:32:46,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-26 11:32:46,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-26 11:32:46,982 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 119 [2021-03-26 11:32:46,982 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 44 transitions, 106 flow. Second operand has 2 states, 2 states have (on average 109.5) internal successors, (219), 2 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:46,982 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:32:46,982 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 119 [2021-03-26 11:32:46,982 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:32:46,991 INFO L129 PetriNetUnfolder]: 7/93 cut-off events. [2021-03-26 11:32:46,991 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 11:32:46,991 INFO L84 FinitePrefix]: Finished finitePrefix Result has 108 conditions, 93 events. 7/93 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 179 event pairs, 0 based on Foata normal form. 4/86 useless extension candidates. Maximal degree in co-relation 104. Up to 8 conditions per place. [2021-03-26 11:32:46,992 INFO L132 encePairwiseOnDemand]: 117/119 looper letters, 0 selfloop transitions, 0 changer transitions 0/40 dead transitions. [2021-03-26 11:32:46,992 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 40 transitions, 98 flow [2021-03-26 11:32:46,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-26 11:32:46,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-26 11:32:46,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 220 transitions. [2021-03-26 11:32:46,996 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9243697478991597 [2021-03-26 11:32:46,996 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 220 transitions. [2021-03-26 11:32:46,997 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 220 transitions. [2021-03-26 11:32:46,997 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:32:46,997 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 220 transitions. [2021-03-26 11:32:46,998 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 110.0) internal successors, (220), 2 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:46,999 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 119.0) internal successors, (357), 3 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:46,999 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 119.0) internal successors, (357), 3 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:46,999 INFO L185 Difference]: Start difference. First operand has 44 places, 44 transitions, 106 flow. Second operand 2 states and 220 transitions. [2021-03-26 11:32:46,999 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 40 transitions, 98 flow [2021-03-26 11:32:47,001 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 43 places, 40 transitions, 98 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:32:47,002 INFO L241 Difference]: Finished difference. Result has 43 places, 40 transitions, 98 flow [2021-03-26 11:32:47,002 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=98, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=98, PETRI_PLACES=43, PETRI_TRANSITIONS=40} [2021-03-26 11:32:47,002 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, -1 predicate places. [2021-03-26 11:32:47,002 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:32:47,002 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 43 places, 40 transitions, 98 flow [2021-03-26 11:32:47,003 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 43 places, 40 transitions, 98 flow [2021-03-26 11:32:47,003 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 42 places, 40 transitions, 98 flow [2021-03-26 11:32:47,008 INFO L129 PetriNetUnfolder]: 7/93 cut-off events. [2021-03-26 11:32:47,008 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 11:32:47,009 INFO L84 FinitePrefix]: Finished finitePrefix Result has 107 conditions, 93 events. 7/93 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 178 event pairs, 0 based on Foata normal form. 0/82 useless extension candidates. Maximal degree in co-relation 52. Up to 8 conditions per place. [2021-03-26 11:32:47,009 INFO L142 LiptonReduction]: Number of co-enabled transitions 312 [2021-03-26 11:32:47,674 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2021-03-26 11:32:47,956 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2021-03-26 11:32:48,064 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-26 11:32:48,114 INFO L154 LiptonReduction]: Checked pairs total: 638 [2021-03-26 11:32:48,114 INFO L156 LiptonReduction]: Total number of compositions: 8 [2021-03-26 11:32:48,114 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1112 [2021-03-26 11:32:48,115 INFO L480 AbstractCegarLoop]: Abstraction has has 34 places, 32 transitions, 82 flow [2021-03-26 11:32:48,116 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 109.5) internal successors, (219), 2 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:48,116 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:32:48,116 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:32:48,116 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-26 11:32:48,116 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:32:48,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:32:48,117 INFO L82 PathProgramCache]: Analyzing trace with hash 1881205252, now seen corresponding path program 1 times [2021-03-26 11:32:48,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:32:48,117 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239768027] [2021-03-26 11:32:48,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:32:48,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:32:48,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:48,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:48,169 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-03-26 11:32:48,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:32:48,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:48,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:32:48,177 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 11:32:48,177 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239768027] [2021-03-26 11:32:48,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:32:48,178 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 11:32:48,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524843873] [2021-03-26 11:32:48,178 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 11:32:48,178 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:32:48,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 11:32:48,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 11:32:48,181 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 99 out of 127 [2021-03-26 11:32:48,181 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 34 places, 32 transitions, 82 flow. Second operand has 4 states, 4 states have (on average 100.0) internal successors, (400), 4 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:48,181 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:32:48,181 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 99 of 127 [2021-03-26 11:32:48,182 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:32:48,197 INFO L129 PetriNetUnfolder]: 7/88 cut-off events. [2021-03-26 11:32:48,197 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 11:32:48,197 INFO L84 FinitePrefix]: Finished finitePrefix Result has 120 conditions, 88 events. 7/88 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 179 event pairs, 0 based on Foata normal form. 4/89 useless extension candidates. Maximal degree in co-relation 62. Up to 14 conditions per place. [2021-03-26 11:32:48,198 INFO L132 encePairwiseOnDemand]: 124/127 looper letters, 3 selfloop transitions, 2 changer transitions 0/33 dead transitions. [2021-03-26 11:32:48,198 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 36 places, 33 transitions, 94 flow [2021-03-26 11:32:48,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 11:32:48,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 11:32:48,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 303 transitions. [2021-03-26 11:32:48,201 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7952755905511811 [2021-03-26 11:32:48,201 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 303 transitions. [2021-03-26 11:32:48,201 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 303 transitions. [2021-03-26 11:32:48,201 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:32:48,201 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 303 transitions. [2021-03-26 11:32:48,202 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:48,203 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 127.0) internal successors, (508), 4 states have internal predecessors, (508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:48,203 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 127.0) internal successors, (508), 4 states have internal predecessors, (508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:48,203 INFO L185 Difference]: Start difference. First operand has 34 places, 32 transitions, 82 flow. Second operand 3 states and 303 transitions. [2021-03-26 11:32:48,203 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 36 places, 33 transitions, 94 flow [2021-03-26 11:32:48,204 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 36 places, 33 transitions, 94 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:32:48,205 INFO L241 Difference]: Finished difference. Result has 37 places, 33 transitions, 94 flow [2021-03-26 11:32:48,205 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=127, PETRI_DIFFERENCE_MINUEND_FLOW=82, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=32, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=94, PETRI_PLACES=37, PETRI_TRANSITIONS=33} [2021-03-26 11:32:48,206 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, -7 predicate places. [2021-03-26 11:32:48,206 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:32:48,206 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 37 places, 33 transitions, 94 flow [2021-03-26 11:32:48,206 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 37 places, 33 transitions, 94 flow [2021-03-26 11:32:48,207 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 37 places, 33 transitions, 94 flow [2021-03-26 11:32:48,213 INFO L129 PetriNetUnfolder]: 7/88 cut-off events. [2021-03-26 11:32:48,213 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2021-03-26 11:32:48,213 INFO L84 FinitePrefix]: Finished finitePrefix Result has 124 conditions, 88 events. 7/88 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 167 event pairs, 0 based on Foata normal form. 0/85 useless extension candidates. Maximal degree in co-relation 63. Up to 13 conditions per place. [2021-03-26 11:32:48,214 INFO L142 LiptonReduction]: Number of co-enabled transitions 288 [2021-03-26 11:32:48,349 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-03-26 11:32:48,456 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-03-26 11:32:48,646 INFO L154 LiptonReduction]: Checked pairs total: 406 [2021-03-26 11:32:48,646 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 11:32:48,647 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 441 [2021-03-26 11:32:48,647 INFO L480 AbstractCegarLoop]: Abstraction has has 35 places, 31 transitions, 90 flow [2021-03-26 11:32:48,648 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 100.0) internal successors, (400), 4 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:48,648 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:32:48,648 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:32:48,648 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-26 11:32:48,648 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:32:48,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:32:48,649 INFO L82 PathProgramCache]: Analyzing trace with hash -48094205, now seen corresponding path program 1 times [2021-03-26 11:32:48,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:32:48,649 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944733409] [2021-03-26 11:32:48,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:32:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:32:48,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:48,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:48,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:48,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:32:48,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:48,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:32:48,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:48,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:32:48,699 INFO L142 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size [2021-03-26 11:32:48,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:48,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:48,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:48,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:32:48,700 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944733409] [2021-03-26 11:32:48,700 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:32:48,700 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 11:32:48,700 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096585738] [2021-03-26 11:32:48,700 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 11:32:48,700 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:32:48,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 11:32:48,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-26 11:32:48,701 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 73 out of 129 [2021-03-26 11:32:48,702 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 35 places, 31 transitions, 90 flow. Second operand has 5 states, 5 states have (on average 74.8) internal successors, (374), 5 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:48,702 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:32:48,702 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 73 of 129 [2021-03-26 11:32:48,702 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:32:48,746 INFO L129 PetriNetUnfolder]: 5/84 cut-off events. [2021-03-26 11:32:48,746 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-26 11:32:48,746 INFO L84 FinitePrefix]: Finished finitePrefix Result has 179 conditions, 84 events. 5/84 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 162 event pairs, 1 based on Foata normal form. 4/85 useless extension candidates. Maximal degree in co-relation 101. Up to 34 conditions per place. [2021-03-26 11:32:48,747 INFO L132 encePairwiseOnDemand]: 121/129 looper letters, 20 selfloop transitions, 6 changer transitions 3/44 dead transitions. [2021-03-26 11:32:48,747 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 44 transitions, 180 flow [2021-03-26 11:32:48,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 11:32:48,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 11:32:48,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 323 transitions. [2021-03-26 11:32:48,748 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.625968992248062 [2021-03-26 11:32:48,748 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 323 transitions. [2021-03-26 11:32:48,748 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 323 transitions. [2021-03-26 11:32:48,749 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:32:48,749 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 323 transitions. [2021-03-26 11:32:48,750 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 80.75) internal successors, (323), 4 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:48,750 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 129.0) internal successors, (645), 5 states have internal predecessors, (645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:48,751 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 129.0) internal successors, (645), 5 states have internal predecessors, (645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:48,751 INFO L185 Difference]: Start difference. First operand has 35 places, 31 transitions, 90 flow. Second operand 4 states and 323 transitions. [2021-03-26 11:32:48,751 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 44 transitions, 180 flow [2021-03-26 11:32:48,752 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 44 transitions, 176 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 11:32:48,753 INFO L241 Difference]: Finished difference. Result has 39 places, 33 transitions, 118 flow [2021-03-26 11:32:48,753 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=129, PETRI_DIFFERENCE_MINUEND_FLOW=88, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=118, PETRI_PLACES=39, PETRI_TRANSITIONS=33} [2021-03-26 11:32:48,753 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, -5 predicate places. [2021-03-26 11:32:48,753 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:32:48,754 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 39 places, 33 transitions, 118 flow [2021-03-26 11:32:48,754 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 39 places, 33 transitions, 118 flow [2021-03-26 11:32:48,754 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 38 places, 33 transitions, 118 flow [2021-03-26 11:32:48,761 INFO L129 PetriNetUnfolder]: 5/80 cut-off events. [2021-03-26 11:32:48,761 INFO L130 PetriNetUnfolder]: For 21/21 co-relation queries the response was YES. [2021-03-26 11:32:48,762 INFO L84 FinitePrefix]: Finished finitePrefix Result has 144 conditions, 80 events. 5/80 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 148 event pairs, 1 based on Foata normal form. 0/80 useless extension candidates. Maximal degree in co-relation 86. Up to 12 conditions per place. [2021-03-26 11:32:48,762 INFO L142 LiptonReduction]: Number of co-enabled transitions 282 [2021-03-26 11:32:48,808 INFO L154 LiptonReduction]: Checked pairs total: 616 [2021-03-26 11:32:48,809 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 11:32:48,809 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 56 [2021-03-26 11:32:48,810 INFO L480 AbstractCegarLoop]: Abstraction has has 38 places, 33 transitions, 118 flow [2021-03-26 11:32:48,810 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 74.8) internal successors, (374), 5 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:48,810 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:32:48,810 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1] [2021-03-26 11:32:48,810 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-26 11:32:48,810 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:32:48,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:32:48,811 INFO L82 PathProgramCache]: Analyzing trace with hash 68702441, now seen corresponding path program 1 times [2021-03-26 11:32:48,811 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:32:48,811 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104024659] [2021-03-26 11:32:48,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:32:48,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:32:48,831 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:32:48,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:32:48,845 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:32:48,856 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 11:32:48,856 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 11:32:48,857 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-26 11:32:48,857 WARN L342 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 11:32:48,858 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-03-26 11:32:48,865 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,865 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,865 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,865 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,865 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,865 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,865 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,865 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,866 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,866 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,866 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,866 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,866 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,866 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,866 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,866 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,866 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,866 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,866 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,866 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,867 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,867 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,867 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,867 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,867 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,867 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,867 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,867 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,867 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,867 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,867 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,867 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,868 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,868 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,868 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,868 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,868 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,868 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,868 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,868 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,868 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,868 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,869 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,869 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,869 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,869 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,869 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,870 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,870 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,870 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,870 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,870 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,871 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,871 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,871 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,871 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,872 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:48,874 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-26 11:32:48,874 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 11:32:48,876 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 11:32:48,876 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 11:32:48,876 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 11:32:48,876 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 11:32:48,876 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 11:32:48,876 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 11:32:48,876 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 11:32:48,876 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 11:32:48,879 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 88 places, 90 transitions, 210 flow [2021-03-26 11:32:48,905 INFO L129 PetriNetUnfolder]: 45/342 cut-off events. [2021-03-26 11:32:48,905 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-26 11:32:48,906 INFO L84 FinitePrefix]: Finished finitePrefix Result has 370 conditions, 342 events. 45/342 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1149 event pairs, 1 based on Foata normal form. 0/285 useless extension candidates. Maximal degree in co-relation 199. Up to 16 conditions per place. [2021-03-26 11:32:48,906 INFO L82 GeneralOperation]: Start removeDead. Operand has 88 places, 90 transitions, 210 flow [2021-03-26 11:32:48,908 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 81 places, 82 transitions, 194 flow [2021-03-26 11:32:48,908 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:32:48,908 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 81 places, 82 transitions, 194 flow [2021-03-26 11:32:48,909 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 81 places, 82 transitions, 194 flow [2021-03-26 11:32:48,909 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 81 places, 82 transitions, 194 flow [2021-03-26 11:32:48,930 INFO L129 PetriNetUnfolder]: 37/278 cut-off events. [2021-03-26 11:32:48,930 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-26 11:32:48,932 INFO L84 FinitePrefix]: Finished finitePrefix Result has 306 conditions, 278 events. 37/278 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 801 event pairs, 1 based on Foata normal form. 0/237 useless extension candidates. Maximal degree in co-relation 167. Up to 16 conditions per place. [2021-03-26 11:32:48,934 INFO L142 LiptonReduction]: Number of co-enabled transitions 1260 [2021-03-26 11:32:49,809 INFO L154 LiptonReduction]: Checked pairs total: 1903 [2021-03-26 11:32:49,809 INFO L156 LiptonReduction]: Total number of compositions: 38 [2021-03-26 11:32:49,809 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 901 [2021-03-26 11:32:49,812 INFO L129 PetriNetUnfolder]: 2/24 cut-off events. [2021-03-26 11:32:49,812 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 11:32:49,812 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:32:49,812 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:32:49,812 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:32:49,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:32:49,813 INFO L82 PathProgramCache]: Analyzing trace with hash 1050310756, now seen corresponding path program 1 times [2021-03-26 11:32:49,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:32:49,813 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485350029] [2021-03-26 11:32:49,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:32:49,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:32:49,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:49,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:49,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:49,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:49,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:32:49,827 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485350029] [2021-03-26 11:32:49,827 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:32:49,827 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 11:32:49,827 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976665642] [2021-03-26 11:32:49,828 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-26 11:32:49,828 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:32:49,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-26 11:32:49,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-26 11:32:49,829 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 128 [2021-03-26 11:32:49,829 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 49 transitions, 128 flow. Second operand has 2 states, 2 states have (on average 118.5) internal successors, (237), 2 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:49,829 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:32:49,829 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 128 [2021-03-26 11:32:49,829 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:32:49,840 INFO L129 PetriNetUnfolder]: 16/172 cut-off events. [2021-03-26 11:32:49,840 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-26 11:32:49,840 INFO L84 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 172 events. 16/172 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 435 event pairs, 1 based on Foata normal form. 5/157 useless extension candidates. Maximal degree in co-relation 196. Up to 16 conditions per place. [2021-03-26 11:32:49,841 INFO L132 encePairwiseOnDemand]: 126/128 looper letters, 0 selfloop transitions, 0 changer transitions 0/45 dead transitions. [2021-03-26 11:32:49,841 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 45 transitions, 120 flow [2021-03-26 11:32:49,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-26 11:32:49,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-26 11:32:49,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 238 transitions. [2021-03-26 11:32:49,842 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9296875 [2021-03-26 11:32:49,842 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 238 transitions. [2021-03-26 11:32:49,842 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 238 transitions. [2021-03-26 11:32:49,842 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:32:49,842 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 238 transitions. [2021-03-26 11:32:49,843 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 119.0) internal successors, (238), 2 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:49,844 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 128.0) internal successors, (384), 3 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:49,844 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 128.0) internal successors, (384), 3 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:49,844 INFO L185 Difference]: Start difference. First operand has 50 places, 49 transitions, 128 flow. Second operand 2 states and 238 transitions. [2021-03-26 11:32:49,844 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 45 transitions, 120 flow [2021-03-26 11:32:49,845 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 45 transitions, 120 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:32:49,846 INFO L241 Difference]: Finished difference. Result has 49 places, 45 transitions, 120 flow [2021-03-26 11:32:49,846 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=128, PETRI_DIFFERENCE_MINUEND_FLOW=120, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=120, PETRI_PLACES=49, PETRI_TRANSITIONS=45} [2021-03-26 11:32:49,846 INFO L343 CegarLoopForPetriNet]: 50 programPoint places, -1 predicate places. [2021-03-26 11:32:49,846 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:32:49,846 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 45 transitions, 120 flow [2021-03-26 11:32:49,846 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 45 transitions, 120 flow [2021-03-26 11:32:49,847 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 48 places, 45 transitions, 120 flow [2021-03-26 11:32:49,855 INFO L129 PetriNetUnfolder]: 16/172 cut-off events. [2021-03-26 11:32:49,855 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-26 11:32:49,855 INFO L84 FinitePrefix]: Finished finitePrefix Result has 200 conditions, 172 events. 16/172 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 458 event pairs, 1 based on Foata normal form. 0/152 useless extension candidates. Maximal degree in co-relation 104. Up to 16 conditions per place. [2021-03-26 11:32:49,856 INFO L142 LiptonReduction]: Number of co-enabled transitions 522 [2021-03-26 11:32:49,960 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2021-03-26 11:32:50,485 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2021-03-26 11:32:50,776 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2021-03-26 11:32:50,886 INFO L154 LiptonReduction]: Checked pairs total: 1119 [2021-03-26 11:32:50,887 INFO L156 LiptonReduction]: Total number of compositions: 8 [2021-03-26 11:32:50,887 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1041 [2021-03-26 11:32:50,887 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 37 transitions, 104 flow [2021-03-26 11:32:50,888 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 118.5) internal successors, (237), 2 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:50,888 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:32:50,888 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:32:50,888 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-26 11:32:50,888 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:32:50,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:32:50,888 INFO L82 PathProgramCache]: Analyzing trace with hash -1954560807, now seen corresponding path program 1 times [2021-03-26 11:32:50,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:32:50,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127499895] [2021-03-26 11:32:50,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:32:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:32:50,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:50,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:50,907 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-03-26 11:32:50,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:32:50,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:50,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:32:50,913 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 11:32:50,913 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127499895] [2021-03-26 11:32:50,913 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:32:50,913 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 11:32:50,914 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737234543] [2021-03-26 11:32:50,914 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 11:32:50,916 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:32:50,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 11:32:50,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 11:32:50,917 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 136 [2021-03-26 11:32:50,917 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 37 transitions, 104 flow. Second operand has 4 states, 4 states have (on average 109.0) internal successors, (436), 4 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:50,917 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:32:50,917 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 136 [2021-03-26 11:32:50,917 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:32:50,941 INFO L129 PetriNetUnfolder]: 16/167 cut-off events. [2021-03-26 11:32:50,941 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-26 11:32:50,942 INFO L84 FinitePrefix]: Finished finitePrefix Result has 229 conditions, 167 events. 16/167 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 446 event pairs, 1 based on Foata normal form. 8/171 useless extension candidates. Maximal degree in co-relation 120. Up to 26 conditions per place. [2021-03-26 11:32:50,942 INFO L132 encePairwiseOnDemand]: 133/136 looper letters, 3 selfloop transitions, 2 changer transitions 0/38 dead transitions. [2021-03-26 11:32:50,942 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 38 transitions, 116 flow [2021-03-26 11:32:50,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 11:32:50,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 11:32:50,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 330 transitions. [2021-03-26 11:32:50,944 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8088235294117647 [2021-03-26 11:32:50,944 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 330 transitions. [2021-03-26 11:32:50,944 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 330 transitions. [2021-03-26 11:32:50,944 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:32:50,944 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 330 transitions. [2021-03-26 11:32:50,945 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:50,946 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 136.0) internal successors, (544), 4 states have internal predecessors, (544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:50,947 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 136.0) internal successors, (544), 4 states have internal predecessors, (544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:50,947 INFO L185 Difference]: Start difference. First operand has 40 places, 37 transitions, 104 flow. Second operand 3 states and 330 transitions. [2021-03-26 11:32:50,947 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 38 transitions, 116 flow [2021-03-26 11:32:50,949 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 42 places, 38 transitions, 116 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:32:50,951 INFO L241 Difference]: Finished difference. Result has 43 places, 38 transitions, 116 flow [2021-03-26 11:32:50,951 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=136, PETRI_DIFFERENCE_MINUEND_FLOW=104, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=116, PETRI_PLACES=43, PETRI_TRANSITIONS=38} [2021-03-26 11:32:50,951 INFO L343 CegarLoopForPetriNet]: 50 programPoint places, -7 predicate places. [2021-03-26 11:32:50,951 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:32:50,951 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 43 places, 38 transitions, 116 flow [2021-03-26 11:32:50,951 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 43 places, 38 transitions, 116 flow [2021-03-26 11:32:50,952 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 43 places, 38 transitions, 116 flow [2021-03-26 11:32:50,961 INFO L129 PetriNetUnfolder]: 16/167 cut-off events. [2021-03-26 11:32:50,962 INFO L130 PetriNetUnfolder]: For 27/27 co-relation queries the response was YES. [2021-03-26 11:32:50,962 INFO L84 FinitePrefix]: Finished finitePrefix Result has 237 conditions, 167 events. 16/167 cut-off events. For 27/27 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 444 event pairs, 1 based on Foata normal form. 0/163 useless extension candidates. Maximal degree in co-relation 124. Up to 25 conditions per place. [2021-03-26 11:32:50,963 INFO L142 LiptonReduction]: Number of co-enabled transitions 486 [2021-03-26 11:32:51,122 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-03-26 11:32:51,233 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-03-26 11:32:51,434 INFO L154 LiptonReduction]: Checked pairs total: 717 [2021-03-26 11:32:51,434 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 11:32:51,434 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 483 [2021-03-26 11:32:51,435 INFO L480 AbstractCegarLoop]: Abstraction has has 41 places, 36 transitions, 112 flow [2021-03-26 11:32:51,435 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 109.0) internal successors, (436), 4 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:51,435 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:32:51,436 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:32:51,436 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-26 11:32:51,436 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:32:51,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:32:51,436 INFO L82 PathProgramCache]: Analyzing trace with hash 628266733, now seen corresponding path program 1 times [2021-03-26 11:32:51,436 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:32:51,436 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775825289] [2021-03-26 11:32:51,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:32:51,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:32:51,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:51,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:32:51,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:32:51,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:32:51,466 INFO L142 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size [2021-03-26 11:32:51,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:51,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:51,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:32:51,467 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775825289] [2021-03-26 11:32:51,467 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:32:51,468 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 11:32:51,468 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729237334] [2021-03-26 11:32:51,468 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 11:32:51,468 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:32:51,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 11:32:51,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-26 11:32:51,469 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 138 [2021-03-26 11:32:51,470 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 36 transitions, 112 flow. Second operand has 5 states, 5 states have (on average 83.8) internal successors, (419), 5 states have internal predecessors, (419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:51,470 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:32:51,470 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 138 [2021-03-26 11:32:51,470 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:32:51,523 INFO L129 PetriNetUnfolder]: 15/170 cut-off events. [2021-03-26 11:32:51,523 INFO L130 PetriNetUnfolder]: For 47/47 co-relation queries the response was YES. [2021-03-26 11:32:51,523 INFO L84 FinitePrefix]: Finished finitePrefix Result has 362 conditions, 170 events. 15/170 cut-off events. For 47/47 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 514 event pairs, 4 based on Foata normal form. 5/171 useless extension candidates. Maximal degree in co-relation 196. Up to 75 conditions per place. [2021-03-26 11:32:51,524 INFO L132 encePairwiseOnDemand]: 130/138 looper letters, 20 selfloop transitions, 6 changer transitions 3/49 dead transitions. [2021-03-26 11:32:51,524 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 49 transitions, 202 flow [2021-03-26 11:32:51,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 11:32:51,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 11:32:51,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 359 transitions. [2021-03-26 11:32:51,525 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6503623188405797 [2021-03-26 11:32:51,526 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 359 transitions. [2021-03-26 11:32:51,526 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 359 transitions. [2021-03-26 11:32:51,526 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:32:51,526 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 359 transitions. [2021-03-26 11:32:51,527 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 89.75) internal successors, (359), 4 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:51,528 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 138.0) internal successors, (690), 5 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 11:32:51,528 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 138.0) internal successors, (690), 5 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 11:32:51,528 INFO L185 Difference]: Start difference. First operand has 41 places, 36 transitions, 112 flow. Second operand 4 states and 359 transitions. [2021-03-26 11:32:51,528 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 49 transitions, 202 flow [2021-03-26 11:32:51,529 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 43 places, 49 transitions, 198 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 11:32:51,530 INFO L241 Difference]: Finished difference. Result has 45 places, 38 transitions, 140 flow [2021-03-26 11:32:51,530 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=110, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=140, PETRI_PLACES=45, PETRI_TRANSITIONS=38} [2021-03-26 11:32:51,530 INFO L343 CegarLoopForPetriNet]: 50 programPoint places, -5 predicate places. [2021-03-26 11:32:51,530 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:32:51,530 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 45 places, 38 transitions, 140 flow [2021-03-26 11:32:51,531 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 45 places, 38 transitions, 140 flow [2021-03-26 11:32:51,531 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 44 places, 38 transitions, 140 flow [2021-03-26 11:32:51,542 INFO L129 PetriNetUnfolder]: 15/165 cut-off events. [2021-03-26 11:32:51,542 INFO L130 PetriNetUnfolder]: For 53/53 co-relation queries the response was YES. [2021-03-26 11:32:51,543 INFO L84 FinitePrefix]: Finished finitePrefix Result has 297 conditions, 165 events. 15/165 cut-off events. For 53/53 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 503 event pairs, 4 based on Foata normal form. 0/165 useless extension candidates. Maximal degree in co-relation 170. Up to 25 conditions per place. [2021-03-26 11:32:51,544 INFO L142 LiptonReduction]: Number of co-enabled transitions 492 [2021-03-26 11:32:51,585 INFO L154 LiptonReduction]: Checked pairs total: 1111 [2021-03-26 11:32:51,585 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 11:32:51,585 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 55 [2021-03-26 11:32:51,586 INFO L480 AbstractCegarLoop]: Abstraction has has 44 places, 38 transitions, 140 flow [2021-03-26 11:32:51,586 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 83.8) internal successors, (419), 5 states have internal predecessors, (419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:51,586 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:32:51,586 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, 1, 1] [2021-03-26 11:32:51,586 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-26 11:32:51,586 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:32:51,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:32:51,587 INFO L82 PathProgramCache]: Analyzing trace with hash -553105494, now seen corresponding path program 1 times [2021-03-26 11:32:51,587 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:32:51,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610725880] [2021-03-26 11:32:51,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:32:51,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:32:51,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:32:51,677 INFO L142 QuantifierPusher]: treesize reduction 2, result has 81.8 percent of original size [2021-03-26 11:32:51,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:32:51,683 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.9 percent of original size [2021-03-26 11:32:51,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 11:32:51,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:32:51,701 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.9 percent of original size [2021-03-26 11:32:51,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 11:32:51,713 INFO L142 QuantifierPusher]: treesize reduction 10, result has 41.2 percent of original size [2021-03-26 11:32:51,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:32:51,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:32:51,728 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 11:32:51,729 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610725880] [2021-03-26 11:32:51,729 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [250433729] [2021-03-26 11:32:51,729 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 11:32:51,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:32:51,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-26 11:32:51,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:32:51,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 11:32:51,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 11:32:51,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 11:32:51,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:32:51,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:32:51,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:32:51,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:32:51,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:32:51,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:32:51,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 11:32:51,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:51,985 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 11:32:51,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:32:51,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:32:51,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:32:51,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:32:51,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:32:51,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:51,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:32:51,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:32:51,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 11:32:51,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:52,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:52,039 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-26 11:32:52,039 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:32:52,039 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4] total 11 [2021-03-26 11:32:52,039 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720633433] [2021-03-26 11:32:52,039 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 11:32:52,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:32:52,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 11:32:52,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2021-03-26 11:32:52,041 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 48 out of 141 [2021-03-26 11:32:52,042 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 38 transitions, 140 flow. Second operand has 12 states, 12 states have (on average 51.333333333333336) internal successors, (616), 12 states have internal predecessors, (616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:52,042 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:32:52,042 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 48 of 141 [2021-03-26 11:32:52,042 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:32:53,367 INFO L129 PetriNetUnfolder]: 4759/8318 cut-off events. [2021-03-26 11:32:53,367 INFO L130 PetriNetUnfolder]: For 2091/2091 co-relation queries the response was YES. [2021-03-26 11:32:53,381 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18865 conditions, 8318 events. 4759/8318 cut-off events. For 2091/2091 co-relation queries the response was YES. Maximal size of possible extension queue 192. Compared 52512 event pairs, 833 based on Foata normal form. 47/8332 useless extension candidates. Maximal degree in co-relation 11705. Up to 1882 conditions per place. [2021-03-26 11:32:53,418 INFO L132 encePairwiseOnDemand]: 125/141 looper letters, 178 selfloop transitions, 54 changer transitions 7/248 dead transitions. [2021-03-26 11:32:53,418 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 248 transitions, 1151 flow [2021-03-26 11:32:53,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-03-26 11:32:53,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-03-26 11:32:53,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 1683 transitions. [2021-03-26 11:32:53,423 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.39787234042553193 [2021-03-26 11:32:53,423 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 1683 transitions. [2021-03-26 11:32:53,423 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 1683 transitions. [2021-03-26 11:32:53,424 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:32:53,425 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 1683 transitions. [2021-03-26 11:32:53,429 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 56.1) internal successors, (1683), 30 states have internal predecessors, (1683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:53,435 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 141.0) internal successors, (4371), 31 states have internal predecessors, (4371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:53,437 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 141.0) internal successors, (4371), 31 states have internal predecessors, (4371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:53,437 INFO L185 Difference]: Start difference. First operand has 44 places, 38 transitions, 140 flow. Second operand 30 states and 1683 transitions. [2021-03-26 11:32:53,437 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 248 transitions, 1151 flow [2021-03-26 11:32:53,456 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 248 transitions, 1104 flow, removed 13 selfloop flow, removed 2 redundant places. [2021-03-26 11:32:53,461 INFO L241 Difference]: Finished difference. Result has 92 places, 92 transitions, 567 flow [2021-03-26 11:32:53,461 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=130, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=38, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=567, PETRI_PLACES=92, PETRI_TRANSITIONS=92} [2021-03-26 11:32:53,461 INFO L343 CegarLoopForPetriNet]: 50 programPoint places, 42 predicate places. [2021-03-26 11:32:53,461 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:32:53,461 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 92 places, 92 transitions, 567 flow [2021-03-26 11:32:53,461 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 92 places, 92 transitions, 567 flow [2021-03-26 11:32:53,462 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 88 places, 92 transitions, 567 flow [2021-03-26 11:32:53,581 INFO L129 PetriNetUnfolder]: 288/1477 cut-off events. [2021-03-26 11:32:53,581 INFO L130 PetriNetUnfolder]: For 3820/3917 co-relation queries the response was YES. [2021-03-26 11:32:53,589 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4287 conditions, 1477 events. 288/1477 cut-off events. For 3820/3917 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 12459 event pairs, 103 based on Foata normal form. 15/1432 useless extension candidates. Maximal degree in co-relation 3549. Up to 211 conditions per place. [2021-03-26 11:32:53,603 INFO L142 LiptonReduction]: Number of co-enabled transitions 1040 [2021-03-26 11:32:54,007 INFO L154 LiptonReduction]: Checked pairs total: 1530 [2021-03-26 11:32:54,007 INFO L156 LiptonReduction]: Total number of compositions: 10 [2021-03-26 11:32:54,008 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 547 [2021-03-26 11:32:54,008 INFO L480 AbstractCegarLoop]: Abstraction has has 87 places, 91 transitions, 583 flow [2021-03-26 11:32:54,008 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 51.333333333333336) internal successors, (616), 12 states have internal predecessors, (616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:54,008 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:32:54,009 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-03-26 11:32:54,223 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-03-26 11:32:54,224 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:32:54,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:32:54,224 INFO L82 PathProgramCache]: Analyzing trace with hash 570251177, now seen corresponding path program 1 times [2021-03-26 11:32:54,224 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:32:54,224 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862149954] [2021-03-26 11:32:54,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:32:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:32:54,247 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:32:54,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:32:54,274 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:32:54,285 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 11:32:54,286 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 11:32:54,286 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-26 11:32:54,286 WARN L342 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 11:32:54,286 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-03-26 11:32:54,298 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,299 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,299 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,299 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,299 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,299 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,299 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,299 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,299 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,299 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,299 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,299 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,300 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,300 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,300 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,300 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,300 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,300 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,300 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,300 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,300 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,300 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,300 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,300 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,300 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,300 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,301 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,301 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,301 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,301 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,301 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,301 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,301 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,301 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,301 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,301 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,301 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,301 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,301 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,301 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,302 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,302 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,302 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,302 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,302 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,302 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,302 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,302 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,302 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,302 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,302 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,302 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,302 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,302 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,303 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,303 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,303 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,303 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,303 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,303 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,303 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,304 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,304 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,305 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,305 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,305 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,305 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,306 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,306 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,306 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,306 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,307 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,307 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,307 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,307 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,307 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:32:54,310 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-26 11:32:54,310 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 11:32:54,311 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 11:32:54,311 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 11:32:54,311 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 11:32:54,311 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 11:32:54,311 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 11:32:54,311 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 11:32:54,312 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 11:32:54,312 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 11:32:54,313 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 96 places, 97 transitions, 238 flow [2021-03-26 11:32:54,347 INFO L129 PetriNetUnfolder]: 91/633 cut-off events. [2021-03-26 11:32:54,347 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-03-26 11:32:54,348 INFO L84 FinitePrefix]: Finished finitePrefix Result has 688 conditions, 633 events. 91/633 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 2881 event pairs, 6 based on Foata normal form. 0/526 useless extension candidates. Maximal degree in co-relation 362. Up to 32 conditions per place. [2021-03-26 11:32:54,348 INFO L82 GeneralOperation]: Start removeDead. Operand has 96 places, 97 transitions, 238 flow [2021-03-26 11:32:54,351 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 89 places, 89 transitions, 222 flow [2021-03-26 11:32:54,351 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:32:54,351 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 89 transitions, 222 flow [2021-03-26 11:32:54,351 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 89 transitions, 222 flow [2021-03-26 11:32:54,351 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 89 transitions, 222 flow [2021-03-26 11:32:54,378 INFO L129 PetriNetUnfolder]: 75/505 cut-off events. [2021-03-26 11:32:54,378 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-03-26 11:32:54,379 INFO L84 FinitePrefix]: Finished finitePrefix Result has 560 conditions, 505 events. 75/505 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 2000 event pairs, 6 based on Foata normal form. 0/430 useless extension candidates. Maximal degree in co-relation 298. Up to 32 conditions per place. [2021-03-26 11:32:54,383 INFO L142 LiptonReduction]: Number of co-enabled transitions 1840 [2021-03-26 11:32:55,318 INFO L154 LiptonReduction]: Checked pairs total: 3138 [2021-03-26 11:32:55,318 INFO L156 LiptonReduction]: Total number of compositions: 40 [2021-03-26 11:32:55,319 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 968 [2021-03-26 11:32:55,322 INFO L129 PetriNetUnfolder]: 2/23 cut-off events. [2021-03-26 11:32:55,322 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 11:32:55,322 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:32:55,323 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:32:55,323 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:32:55,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:32:55,323 INFO L82 PathProgramCache]: Analyzing trace with hash -982902513, now seen corresponding path program 1 times [2021-03-26 11:32:55,323 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:32:55,323 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641860522] [2021-03-26 11:32:55,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:32:55,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:32:55,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:55,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:55,354 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-03-26 11:32:55,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:32:55,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:55,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:32:55,360 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 11:32:55,360 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641860522] [2021-03-26 11:32:55,360 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:32:55,360 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 11:32:55,361 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108300105] [2021-03-26 11:32:55,361 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 11:32:55,361 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:32:55,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 11:32:55,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 11:32:55,362 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 137 [2021-03-26 11:32:55,362 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 54 transitions, 152 flow. Second operand has 4 states, 4 states have (on average 114.0) internal successors, (456), 4 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:55,362 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:32:55,362 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 137 [2021-03-26 11:32:55,362 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:32:55,396 INFO L129 PetriNetUnfolder]: 37/387 cut-off events. [2021-03-26 11:32:55,396 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-03-26 11:32:55,397 INFO L84 FinitePrefix]: Finished finitePrefix Result has 540 conditions, 387 events. 37/387 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1584 event pairs, 6 based on Foata normal form. 22/404 useless extension candidates. Maximal degree in co-relation 277. Up to 66 conditions per place. [2021-03-26 11:32:55,398 INFO L132 encePairwiseOnDemand]: 131/137 looper letters, 4 selfloop transitions, 2 changer transitions 1/52 dead transitions. [2021-03-26 11:32:55,398 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 52 transitions, 162 flow [2021-03-26 11:32:55,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 11:32:55,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 11:32:55,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 462 transitions. [2021-03-26 11:32:55,399 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.843065693430657 [2021-03-26 11:32:55,399 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 462 transitions. [2021-03-26 11:32:55,400 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 462 transitions. [2021-03-26 11:32:55,400 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:32:55,400 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 462 transitions. [2021-03-26 11:32:55,401 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 115.5) internal successors, (462), 4 states have internal predecessors, (462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:55,402 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 137.0) internal successors, (685), 5 states have internal predecessors, (685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:55,402 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 137.0) internal successors, (685), 5 states have internal predecessors, (685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:55,402 INFO L185 Difference]: Start difference. First operand has 56 places, 54 transitions, 152 flow. Second operand 4 states and 462 transitions. [2021-03-26 11:32:55,402 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 52 transitions, 162 flow [2021-03-26 11:32:55,403 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 52 transitions, 162 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:32:55,404 INFO L241 Difference]: Finished difference. Result has 59 places, 51 transitions, 158 flow [2021-03-26 11:32:55,404 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=144, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=158, PETRI_PLACES=59, PETRI_TRANSITIONS=51} [2021-03-26 11:32:55,404 INFO L343 CegarLoopForPetriNet]: 56 programPoint places, 3 predicate places. [2021-03-26 11:32:55,404 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:32:55,405 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 59 places, 51 transitions, 158 flow [2021-03-26 11:32:55,406 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 59 places, 51 transitions, 158 flow [2021-03-26 11:32:55,406 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 58 places, 51 transitions, 158 flow [2021-03-26 11:32:55,424 INFO L129 PetriNetUnfolder]: 37/371 cut-off events. [2021-03-26 11:32:55,424 INFO L130 PetriNetUnfolder]: For 64/64 co-relation queries the response was YES. [2021-03-26 11:32:55,424 INFO L84 FinitePrefix]: Finished finitePrefix Result has 525 conditions, 371 events. 37/371 cut-off events. For 64/64 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1441 event pairs, 6 based on Foata normal form. 0/366 useless extension candidates. Maximal degree in co-relation 485. Up to 49 conditions per place. [2021-03-26 11:32:55,427 INFO L142 LiptonReduction]: Number of co-enabled transitions 792 [2021-03-26 11:32:55,667 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2021-03-26 11:32:55,816 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2021-03-26 11:32:56,091 INFO L154 LiptonReduction]: Checked pairs total: 1784 [2021-03-26 11:32:56,091 INFO L156 LiptonReduction]: Total number of compositions: 8 [2021-03-26 11:32:56,091 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 687 [2021-03-26 11:32:56,091 INFO L480 AbstractCegarLoop]: Abstraction has has 52 places, 45 transitions, 146 flow [2021-03-26 11:32:56,092 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 114.0) internal successors, (456), 4 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:56,092 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:32:56,092 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:32:56,092 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-26 11:32:56,092 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:32:56,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:32:56,092 INFO L82 PathProgramCache]: Analyzing trace with hash 358118934, now seen corresponding path program 1 times [2021-03-26 11:32:56,092 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:32:56,093 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098950803] [2021-03-26 11:32:56,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:32:56,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:32:56,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:56,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:56,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:56,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:32:56,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:56,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:32:56,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:56,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:32:56,142 INFO L142 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size [2021-03-26 11:32:56,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:56,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:56,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:56,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:32:56,144 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098950803] [2021-03-26 11:32:56,144 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:32:56,144 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 11:32:56,144 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763389118] [2021-03-26 11:32:56,144 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 11:32:56,144 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:32:56,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 11:32:56,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-26 11:32:56,146 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 92 out of 145 [2021-03-26 11:32:56,147 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 45 transitions, 146 flow. Second operand has 5 states, 5 states have (on average 94.2) internal successors, (471), 5 states have internal predecessors, (471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:56,147 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:32:56,147 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 92 of 145 [2021-03-26 11:32:56,147 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:32:56,213 INFO L129 PetriNetUnfolder]: 38/360 cut-off events. [2021-03-26 11:32:56,213 INFO L130 PetriNetUnfolder]: For 119/119 co-relation queries the response was YES. [2021-03-26 11:32:56,214 INFO L84 FinitePrefix]: Finished finitePrefix Result has 750 conditions, 360 events. 38/360 cut-off events. For 119/119 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1559 event pairs, 12 based on Foata normal form. 6/361 useless extension candidates. Maximal degree in co-relation 681. Up to 154 conditions per place. [2021-03-26 11:32:56,215 INFO L132 encePairwiseOnDemand]: 137/145 looper letters, 21 selfloop transitions, 6 changer transitions 3/58 dead transitions. [2021-03-26 11:32:56,215 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 58 transitions, 238 flow [2021-03-26 11:32:56,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 11:32:56,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 11:32:56,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 400 transitions. [2021-03-26 11:32:56,217 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6896551724137931 [2021-03-26 11:32:56,217 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 400 transitions. [2021-03-26 11:32:56,217 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 400 transitions. [2021-03-26 11:32:56,217 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:32:56,217 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 400 transitions. [2021-03-26 11:32:56,218 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 100.0) internal successors, (400), 4 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:56,219 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 145.0) internal successors, (725), 5 states have internal predecessors, (725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:56,219 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 145.0) internal successors, (725), 5 states have internal predecessors, (725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:56,219 INFO L185 Difference]: Start difference. First operand has 52 places, 45 transitions, 146 flow. Second operand 4 states and 400 transitions. [2021-03-26 11:32:56,219 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 58 transitions, 238 flow [2021-03-26 11:32:56,221 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 58 transitions, 232 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-26 11:32:56,222 INFO L241 Difference]: Finished difference. Result has 55 places, 47 transitions, 172 flow [2021-03-26 11:32:56,223 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=145, PETRI_DIFFERENCE_MINUEND_FLOW=142, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=172, PETRI_PLACES=55, PETRI_TRANSITIONS=47} [2021-03-26 11:32:56,223 INFO L343 CegarLoopForPetriNet]: 56 programPoint places, -1 predicate places. [2021-03-26 11:32:56,223 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:32:56,223 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 55 places, 47 transitions, 172 flow [2021-03-26 11:32:56,223 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 55 places, 47 transitions, 172 flow [2021-03-26 11:32:56,223 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 54 places, 47 transitions, 172 flow [2021-03-26 11:32:56,242 INFO L129 PetriNetUnfolder]: 38/354 cut-off events. [2021-03-26 11:32:56,242 INFO L130 PetriNetUnfolder]: For 104/104 co-relation queries the response was YES. [2021-03-26 11:32:56,243 INFO L84 FinitePrefix]: Finished finitePrefix Result has 614 conditions, 354 events. 38/354 cut-off events. For 104/104 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1508 event pairs, 12 based on Foata normal form. 0/354 useless extension candidates. Maximal degree in co-relation 320. Up to 50 conditions per place. [2021-03-26 11:32:56,245 INFO L142 LiptonReduction]: Number of co-enabled transitions 774 [2021-03-26 11:32:56,735 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 113 [2021-03-26 11:32:56,869 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-03-26 11:32:57,123 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 113 [2021-03-26 11:32:57,231 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-03-26 11:32:57,237 INFO L154 LiptonReduction]: Checked pairs total: 1768 [2021-03-26 11:32:57,237 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-26 11:32:57,237 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1014 [2021-03-26 11:32:57,237 INFO L480 AbstractCegarLoop]: Abstraction has has 51 places, 44 transitions, 166 flow [2021-03-26 11:32:57,238 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 94.2) internal successors, (471), 5 states have internal predecessors, (471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:57,238 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:32:57,238 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, 1, 1, 1, 1, 1, 1] [2021-03-26 11:32:57,238 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-26 11:32:57,238 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:32:57,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:32:57,238 INFO L82 PathProgramCache]: Analyzing trace with hash 61448176, now seen corresponding path program 1 times [2021-03-26 11:32:57,239 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:32:57,239 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388545075] [2021-03-26 11:32:57,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:32:57,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:32:57,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:32:57,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:32:57,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:32:57,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:32:57,299 INFO L142 QuantifierPusher]: treesize reduction 14, result has 51.7 percent of original size [2021-03-26 11:32:57,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:32:57,309 INFO L142 QuantifierPusher]: treesize reduction 20, result has 25.9 percent of original size [2021-03-26 11:32:57,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:32:57,317 INFO L142 QuantifierPusher]: treesize reduction 14, result has 17.6 percent of original size [2021-03-26 11:32:57,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:32:57,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:32:57,332 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 11:32:57,333 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388545075] [2021-03-26 11:32:57,333 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1358144259] [2021-03-26 11:32:57,333 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 11:32:57,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:32:57,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-26 11:32:57,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:32:57,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 11:32:57,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 11:32:57,418 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size [2021-03-26 11:32:57,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 11:32:57,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 11:32:57,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 11:32:57,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:32:57,444 INFO L142 QuantifierPusher]: treesize reduction 13, result has 51.9 percent of original size [2021-03-26 11:32:57,444 INFO L147 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size 10 [2021-03-26 11:32:57,445 INFO L147 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size 15 [2021-03-26 11:32:57,445 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-26 11:32:57,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 11:32:57,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:32:57,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:32:57,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:32:57,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:32:57,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:32:57,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:32:57,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 11:32:57,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:32:57,540 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 11:32:57,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:32:57,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:32:57,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:32:57,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:32:57,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:32:57,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:32:57,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:32:57,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 11:32:57,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:32:57,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:32:57,577 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-26 11:32:57,577 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:32:57,577 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 13 [2021-03-26 11:32:57,578 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798804577] [2021-03-26 11:32:57,579 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-26 11:32:57,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:32:57,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-26 11:32:57,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-03-26 11:32:57,582 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 50 out of 151 [2021-03-26 11:32:57,583 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 44 transitions, 166 flow. Second operand has 13 states, 13 states have (on average 53.61538461538461) internal successors, (697), 13 states have internal predecessors, (697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:32:57,583 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:32:57,583 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 50 of 151 [2021-03-26 11:32:57,583 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:33:02,558 INFO L129 PetriNetUnfolder]: 38174/58096 cut-off events. [2021-03-26 11:33:02,558 INFO L130 PetriNetUnfolder]: For 12017/12017 co-relation queries the response was YES. [2021-03-26 11:33:02,683 INFO L84 FinitePrefix]: Finished finitePrefix Result has 128719 conditions, 58096 events. 38174/58096 cut-off events. For 12017/12017 co-relation queries the response was YES. Maximal size of possible extension queue 1196. Compared 401770 event pairs, 8026 based on Foata normal form. 251/58064 useless extension candidates. Maximal degree in co-relation 69554. Up to 14802 conditions per place. [2021-03-26 11:33:02,896 INFO L132 encePairwiseOnDemand]: 133/151 looper letters, 200 selfloop transitions, 56 changer transitions 20/287 dead transitions. [2021-03-26 11:33:02,896 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 287 transitions, 1317 flow [2021-03-26 11:33:02,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-26 11:33:02,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2021-03-26 11:33:02,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 1828 transitions. [2021-03-26 11:33:02,902 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3905148472548601 [2021-03-26 11:33:02,902 INFO L72 ComplementDD]: Start complementDD. Operand 31 states and 1828 transitions. [2021-03-26 11:33:02,902 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 1828 transitions. [2021-03-26 11:33:02,903 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:33:02,903 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 31 states and 1828 transitions. [2021-03-26 11:33:02,906 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 32 states, 31 states have (on average 58.96774193548387) internal successors, (1828), 31 states have internal predecessors, (1828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:02,912 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 32 states, 32 states have (on average 151.0) internal successors, (4832), 32 states have internal predecessors, (4832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:02,913 INFO L81 ComplementDD]: Finished complementDD. Result has 32 states, 32 states have (on average 151.0) internal successors, (4832), 32 states have internal predecessors, (4832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:02,913 INFO L185 Difference]: Start difference. First operand has 51 places, 44 transitions, 166 flow. Second operand 31 states and 1828 transitions. [2021-03-26 11:33:02,913 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 287 transitions, 1317 flow [2021-03-26 11:33:03,118 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 287 transitions, 1270 flow, removed 13 selfloop flow, removed 2 redundant places. [2021-03-26 11:33:03,120 INFO L241 Difference]: Finished difference. Result has 100 places, 100 transitions, 605 flow [2021-03-26 11:33:03,121 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=156, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=31, PETRI_FLOW=605, PETRI_PLACES=100, PETRI_TRANSITIONS=100} [2021-03-26 11:33:03,121 INFO L343 CegarLoopForPetriNet]: 56 programPoint places, 44 predicate places. [2021-03-26 11:33:03,121 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:33:03,121 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 100 places, 100 transitions, 605 flow [2021-03-26 11:33:03,121 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 100 places, 100 transitions, 605 flow [2021-03-26 11:33:03,122 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 95 places, 100 transitions, 605 flow [2021-03-26 11:33:03,554 INFO L129 PetriNetUnfolder]: 1025/4948 cut-off events. [2021-03-26 11:33:03,554 INFO L130 PetriNetUnfolder]: For 11086/11665 co-relation queries the response was YES. [2021-03-26 11:33:03,577 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13453 conditions, 4948 events. 1025/4948 cut-off events. For 11086/11665 co-relation queries the response was YES. Maximal size of possible extension queue 229. Compared 52717 event pairs, 463 based on Foata normal form. 20/4758 useless extension candidates. Maximal degree in co-relation 11076. Up to 668 conditions per place. [2021-03-26 11:33:03,622 INFO L142 LiptonReduction]: Number of co-enabled transitions 1494 [2021-03-26 11:33:08,412 INFO L154 LiptonReduction]: Checked pairs total: 2489 [2021-03-26 11:33:08,413 INFO L156 LiptonReduction]: Total number of compositions: 12 [2021-03-26 11:33:08,413 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5292 [2021-03-26 11:33:08,413 INFO L480 AbstractCegarLoop]: Abstraction has has 94 places, 99 transitions, 629 flow [2021-03-26 11:33:08,414 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 53.61538461538461) internal successors, (697), 13 states have internal predecessors, (697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:08,414 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:33:08,414 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 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 11:33:08,615 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-03-26 11:33:08,616 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:33:08,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:33:08,616 INFO L82 PathProgramCache]: Analyzing trace with hash 1159212284, now seen corresponding path program 1 times [2021-03-26 11:33:08,616 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:33:08,616 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677758913] [2021-03-26 11:33:08,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:33:08,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:33:08,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 11:33:08,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:08,687 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 11:33:08,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677758913] [2021-03-26 11:33:08,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [376242494] [2021-03-26 11:33:08,688 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 11:33:08,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:33:08,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 11:33:08,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:33:08,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:33:08,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:33:08,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:33:08,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:33:08,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:33:08,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:33:08,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:33:08,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 11:33:08,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:08,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:08,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:33:08,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 11:33:08,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 11:33:08,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:33:08,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:33:08,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:33:08,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,889 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-26 11:33:08,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:33:08,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 11:33:08,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:33:08,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:33:08,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:08,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 11:33:08,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 11:33:08,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:08,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:08,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:08,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:08,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:08,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:08,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:08,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:08,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:08,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:08,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:08,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:08,906 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 11:33:08,906 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:33:08,906 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-03-26 11:33:08,907 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332718226] [2021-03-26 11:33:08,908 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 11:33:08,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:33:08,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 11:33:08,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-03-26 11:33:08,910 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 163 [2021-03-26 11:33:08,911 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 99 transitions, 629 flow. Second operand has 12 states, 12 states have (on average 96.5) internal successors, (1158), 12 states have internal predecessors, (1158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:08,911 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:33:08,911 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 163 [2021-03-26 11:33:08,911 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:33:09,544 INFO L129 PetriNetUnfolder]: 1092/4835 cut-off events. [2021-03-26 11:33:09,545 INFO L130 PetriNetUnfolder]: For 14890/16660 co-relation queries the response was YES. [2021-03-26 11:33:09,562 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16266 conditions, 4835 events. 1092/4835 cut-off events. For 14890/16660 co-relation queries the response was YES. Maximal size of possible extension queue 202. Compared 49774 event pairs, 479 based on Foata normal form. 374/4831 useless extension candidates. Maximal degree in co-relation 14026. Up to 858 conditions per place. [2021-03-26 11:33:09,578 INFO L132 encePairwiseOnDemand]: 143/163 looper letters, 31 selfloop transitions, 33 changer transitions 0/124 dead transitions. [2021-03-26 11:33:09,579 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 124 transitions, 888 flow [2021-03-26 11:33:09,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-26 11:33:09,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-26 11:33:09,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 994 transitions. [2021-03-26 11:33:09,581 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6098159509202454 [2021-03-26 11:33:09,581 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 994 transitions. [2021-03-26 11:33:09,581 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 994 transitions. [2021-03-26 11:33:09,582 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:33:09,582 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 994 transitions. [2021-03-26 11:33:09,584 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 99.4) internal successors, (994), 10 states have internal predecessors, (994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:09,586 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 163.0) internal successors, (1793), 11 states have internal predecessors, (1793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:09,586 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 163.0) internal successors, (1793), 11 states have internal predecessors, (1793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:09,586 INFO L185 Difference]: Start difference. First operand has 94 places, 99 transitions, 629 flow. Second operand 10 states and 994 transitions. [2021-03-26 11:33:09,586 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 124 transitions, 888 flow [2021-03-26 11:33:09,650 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 124 transitions, 847 flow, removed 20 selfloop flow, removed 3 redundant places. [2021-03-26 11:33:09,652 INFO L241 Difference]: Finished difference. Result has 105 places, 109 transitions, 777 flow [2021-03-26 11:33:09,652 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=163, PETRI_DIFFERENCE_MINUEND_FLOW=594, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=99, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=777, PETRI_PLACES=105, PETRI_TRANSITIONS=109} [2021-03-26 11:33:09,652 INFO L343 CegarLoopForPetriNet]: 56 programPoint places, 49 predicate places. [2021-03-26 11:33:09,652 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:33:09,653 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 105 places, 109 transitions, 777 flow [2021-03-26 11:33:09,653 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 105 places, 109 transitions, 777 flow [2021-03-26 11:33:09,653 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 105 places, 109 transitions, 777 flow [2021-03-26 11:33:09,968 INFO L129 PetriNetUnfolder]: 942/4310 cut-off events. [2021-03-26 11:33:09,968 INFO L130 PetriNetUnfolder]: For 13629/14496 co-relation queries the response was YES. [2021-03-26 11:33:09,987 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14344 conditions, 4310 events. 942/4310 cut-off events. For 13629/14496 co-relation queries the response was YES. Maximal size of possible extension queue 170. Compared 43455 event pairs, 479 based on Foata normal form. 23/4077 useless extension candidates. Maximal degree in co-relation 12185. Up to 693 conditions per place. [2021-03-26 11:33:10,029 INFO L142 LiptonReduction]: Number of co-enabled transitions 1714 [2021-03-26 11:33:13,677 INFO L154 LiptonReduction]: Checked pairs total: 2703 [2021-03-26 11:33:13,677 INFO L156 LiptonReduction]: Total number of compositions: 9 [2021-03-26 11:33:13,677 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4025 [2021-03-26 11:33:13,678 INFO L480 AbstractCegarLoop]: Abstraction has has 103 places, 107 transitions, 789 flow [2021-03-26 11:33:13,678 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 96.5) internal successors, (1158), 12 states have internal predecessors, (1158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:13,678 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:33:13,679 INFO L263 CegarLoopForPetriNet]: trace histogram [5, 5, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:33:13,883 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-03-26 11:33:13,884 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:33:13,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:33:13,884 INFO L82 PathProgramCache]: Analyzing trace with hash 1150902127, now seen corresponding path program 1 times [2021-03-26 11:33:13,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:33:13,884 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152603494] [2021-03-26 11:33:13,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:33:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:33:13,895 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:33:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:33:13,903 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:33:13,908 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 11:33:13,908 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 11:33:13,908 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-03-26 11:33:13,909 WARN L342 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 11:33:13,909 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2021-03-26 11:33:13,920 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,920 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,920 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,920 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,920 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,920 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,920 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,920 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,920 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,921 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,921 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,921 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,921 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,921 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,921 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,921 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,921 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,921 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,921 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,921 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,921 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,921 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,922 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,922 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,922 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,922 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,922 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,922 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,922 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,922 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,922 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,922 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,922 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,922 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,922 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,923 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,923 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,923 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,923 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,923 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,923 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,923 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,923 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,923 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,923 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,923 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,923 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,923 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,923 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,924 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,924 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,924 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,924 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,924 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,924 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,924 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,924 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,924 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,924 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,924 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,924 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,925 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,925 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,925 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,925 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,925 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,925 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,925 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,925 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,925 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,925 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,926 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,926 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,926 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,926 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,927 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,927 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,927 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,927 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,927 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,928 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,929 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,929 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,929 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,929 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,930 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,930 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,930 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,930 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,930 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,931 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,931 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,931 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,931 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,931 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:33:13,934 INFO L149 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2021-03-26 11:33:13,935 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 11:33:13,935 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 11:33:13,935 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 11:33:13,936 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 11:33:13,936 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 11:33:13,936 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 11:33:13,936 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 11:33:13,936 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 11:33:13,936 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 11:33:13,937 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 104 places, 104 transitions, 268 flow [2021-03-26 11:33:14,007 INFO L129 PetriNetUnfolder]: 189/1208 cut-off events. [2021-03-26 11:33:14,008 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-03-26 11:33:14,010 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1319 conditions, 1208 events. 189/1208 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 7006 event pairs, 23 based on Foata normal form. 0/1003 useless extension candidates. Maximal degree in co-relation 678. Up to 80 conditions per place. [2021-03-26 11:33:14,010 INFO L82 GeneralOperation]: Start removeDead. Operand has 104 places, 104 transitions, 268 flow [2021-03-26 11:33:14,013 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 97 places, 96 transitions, 252 flow [2021-03-26 11:33:14,013 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:33:14,013 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 97 places, 96 transitions, 252 flow [2021-03-26 11:33:14,013 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 97 places, 96 transitions, 252 flow [2021-03-26 11:33:14,013 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 97 places, 96 transitions, 252 flow [2021-03-26 11:33:14,070 INFO L129 PetriNetUnfolder]: 157/952 cut-off events. [2021-03-26 11:33:14,070 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-03-26 11:33:14,072 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1063 conditions, 952 events. 157/952 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 4992 event pairs, 23 based on Foata normal form. 0/811 useless extension candidates. Maximal degree in co-relation 550. Up to 80 conditions per place. [2021-03-26 11:33:14,080 INFO L142 LiptonReduction]: Number of co-enabled transitions 2500 [2021-03-26 11:33:15,083 INFO L154 LiptonReduction]: Checked pairs total: 4466 [2021-03-26 11:33:15,083 INFO L156 LiptonReduction]: Total number of compositions: 42 [2021-03-26 11:33:15,083 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1070 [2021-03-26 11:33:15,085 INFO L129 PetriNetUnfolder]: 2/25 cut-off events. [2021-03-26 11:33:15,085 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 11:33:15,085 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:33:15,085 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:33:15,085 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:33:15,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:33:15,085 INFO L82 PathProgramCache]: Analyzing trace with hash 2070134240, now seen corresponding path program 1 times [2021-03-26 11:33:15,085 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:33:15,085 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338419021] [2021-03-26 11:33:15,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:33:15,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:33:15,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:15,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:15,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:15,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:15,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:33:15,100 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338419021] [2021-03-26 11:33:15,100 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:33:15,100 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 11:33:15,100 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173139986] [2021-03-26 11:33:15,101 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-26 11:33:15,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:33:15,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-26 11:33:15,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-26 11:33:15,102 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 136 out of 146 [2021-03-26 11:33:15,102 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 59 transitions, 178 flow. Second operand has 2 states, 2 states have (on average 136.5) internal successors, (273), 2 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:15,102 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:33:15,102 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 136 of 146 [2021-03-26 11:33:15,102 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:33:15,137 INFO L129 PetriNetUnfolder]: 86/622 cut-off events. [2021-03-26 11:33:15,137 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-03-26 11:33:15,138 INFO L84 FinitePrefix]: Finished finitePrefix Result has 734 conditions, 622 events. 86/622 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 2982 event pairs, 23 based on Foata normal form. 7/559 useless extension candidates. Maximal degree in co-relation 727. Up to 80 conditions per place. [2021-03-26 11:33:15,139 INFO L132 encePairwiseOnDemand]: 144/146 looper letters, 0 selfloop transitions, 0 changer transitions 0/55 dead transitions. [2021-03-26 11:33:15,139 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 55 transitions, 170 flow [2021-03-26 11:33:15,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-26 11:33:15,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-26 11:33:15,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 274 transitions. [2021-03-26 11:33:15,140 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9383561643835616 [2021-03-26 11:33:15,140 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 274 transitions. [2021-03-26 11:33:15,140 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 274 transitions. [2021-03-26 11:33:15,141 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:33:15,141 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 274 transitions. [2021-03-26 11:33:15,141 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 137.0) internal successors, (274), 2 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:15,142 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 146.0) internal successors, (438), 3 states have internal predecessors, (438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:15,142 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 146.0) internal successors, (438), 3 states have internal predecessors, (438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:15,142 INFO L185 Difference]: Start difference. First operand has 62 places, 59 transitions, 178 flow. Second operand 2 states and 274 transitions. [2021-03-26 11:33:15,142 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 55 transitions, 170 flow [2021-03-26 11:33:15,143 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 55 transitions, 170 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:33:15,144 INFO L241 Difference]: Finished difference. Result has 61 places, 55 transitions, 170 flow [2021-03-26 11:33:15,144 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=146, PETRI_DIFFERENCE_MINUEND_FLOW=170, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=170, PETRI_PLACES=61, PETRI_TRANSITIONS=55} [2021-03-26 11:33:15,144 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, -1 predicate places. [2021-03-26 11:33:15,144 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:33:15,144 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 61 places, 55 transitions, 170 flow [2021-03-26 11:33:15,144 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 61 places, 55 transitions, 170 flow [2021-03-26 11:33:15,145 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 60 places, 55 transitions, 170 flow [2021-03-26 11:33:15,175 INFO L129 PetriNetUnfolder]: 86/622 cut-off events. [2021-03-26 11:33:15,175 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-03-26 11:33:15,176 INFO L84 FinitePrefix]: Finished finitePrefix Result has 733 conditions, 622 events. 86/622 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 2978 event pairs, 23 based on Foata normal form. 0/552 useless extension candidates. Maximal degree in co-relation 375. Up to 80 conditions per place. [2021-03-26 11:33:15,180 INFO L142 LiptonReduction]: Number of co-enabled transitions 1050 [2021-03-26 11:33:15,709 INFO L154 LiptonReduction]: Checked pairs total: 2405 [2021-03-26 11:33:15,709 INFO L156 LiptonReduction]: Total number of compositions: 7 [2021-03-26 11:33:15,709 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 565 [2021-03-26 11:33:15,709 INFO L480 AbstractCegarLoop]: Abstraction has has 53 places, 48 transitions, 156 flow [2021-03-26 11:33:15,710 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 136.5) internal successors, (273), 2 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:15,710 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:33:15,710 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:33:15,710 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-03-26 11:33:15,710 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:33:15,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:33:15,710 INFO L82 PathProgramCache]: Analyzing trace with hash 1127156195, now seen corresponding path program 1 times [2021-03-26 11:33:15,710 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:33:15,710 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464048472] [2021-03-26 11:33:15,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:33:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:33:15,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:15,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:15,724 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-03-26 11:33:15,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:15,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:15,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:33:15,730 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 11:33:15,731 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464048472] [2021-03-26 11:33:15,731 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:33:15,731 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 11:33:15,731 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589314670] [2021-03-26 11:33:15,731 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 11:33:15,731 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:33:15,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 11:33:15,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 11:33:15,732 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 126 out of 153 [2021-03-26 11:33:15,733 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 48 transitions, 156 flow. Second operand has 4 states, 4 states have (on average 127.0) internal successors, (508), 4 states have internal predecessors, (508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:15,733 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:33:15,733 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 126 of 153 [2021-03-26 11:33:15,733 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:33:15,771 INFO L129 PetriNetUnfolder]: 86/618 cut-off events. [2021-03-26 11:33:15,771 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-03-26 11:33:15,772 INFO L84 FinitePrefix]: Finished finitePrefix Result has 859 conditions, 618 events. 86/618 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 2982 event pairs, 23 based on Foata normal form. 32/644 useless extension candidates. Maximal degree in co-relation 439. Up to 98 conditions per place. [2021-03-26 11:33:15,773 INFO L132 encePairwiseOnDemand]: 150/153 looper letters, 3 selfloop transitions, 2 changer transitions 0/49 dead transitions. [2021-03-26 11:33:15,773 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 49 transitions, 168 flow [2021-03-26 11:33:15,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 11:33:15,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 11:33:15,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 384 transitions. [2021-03-26 11:33:15,774 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8366013071895425 [2021-03-26 11:33:15,774 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 384 transitions. [2021-03-26 11:33:15,774 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 384 transitions. [2021-03-26 11:33:15,775 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:33:15,775 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 384 transitions. [2021-03-26 11:33:15,776 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 128.0) internal successors, (384), 3 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:15,776 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 153.0) internal successors, (612), 4 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:15,776 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 153.0) internal successors, (612), 4 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:15,777 INFO L185 Difference]: Start difference. First operand has 53 places, 48 transitions, 156 flow. Second operand 3 states and 384 transitions. [2021-03-26 11:33:15,777 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 49 transitions, 168 flow [2021-03-26 11:33:15,777 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 49 transitions, 168 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:33:15,778 INFO L241 Difference]: Finished difference. Result has 56 places, 49 transitions, 168 flow [2021-03-26 11:33:15,778 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=156, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=48, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=46, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=168, PETRI_PLACES=56, PETRI_TRANSITIONS=49} [2021-03-26 11:33:15,778 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, -6 predicate places. [2021-03-26 11:33:15,778 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:33:15,778 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 56 places, 49 transitions, 168 flow [2021-03-26 11:33:15,778 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 56 places, 49 transitions, 168 flow [2021-03-26 11:33:15,779 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 56 places, 49 transitions, 168 flow [2021-03-26 11:33:15,806 INFO L129 PetriNetUnfolder]: 86/618 cut-off events. [2021-03-26 11:33:15,806 INFO L130 PetriNetUnfolder]: For 142/142 co-relation queries the response was YES. [2021-03-26 11:33:15,807 INFO L84 FinitePrefix]: Finished finitePrefix Result has 891 conditions, 618 events. 86/618 cut-off events. For 142/142 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 2939 event pairs, 23 based on Foata normal form. 0/612 useless extension candidates. Maximal degree in co-relation 455. Up to 97 conditions per place. [2021-03-26 11:33:15,810 INFO L142 LiptonReduction]: Number of co-enabled transitions 990 [2021-03-26 11:33:16,236 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 113 [2021-03-26 11:33:16,344 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-03-26 11:33:16,617 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 113 [2021-03-26 11:33:16,728 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-03-26 11:33:16,732 INFO L154 LiptonReduction]: Checked pairs total: 2315 [2021-03-26 11:33:16,732 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 11:33:16,732 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 954 [2021-03-26 11:33:16,733 INFO L480 AbstractCegarLoop]: Abstraction has has 53 places, 46 transitions, 162 flow [2021-03-26 11:33:16,733 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 127.0) internal successors, (508), 4 states have internal predecessors, (508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:16,733 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:33:16,733 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:33:16,733 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-03-26 11:33:16,733 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:33:16,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:33:16,733 INFO L82 PathProgramCache]: Analyzing trace with hash -1143088648, now seen corresponding path program 1 times [2021-03-26 11:33:16,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:33:16,733 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218203250] [2021-03-26 11:33:16,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:33:16,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:33:16,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:16,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:16,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:16,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:16,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:16,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:16,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:16,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:16,758 INFO L142 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size [2021-03-26 11:33:16,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:16,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:16,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:16,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:33:16,759 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218203250] [2021-03-26 11:33:16,759 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:33:16,759 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 11:33:16,759 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212720954] [2021-03-26 11:33:16,759 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 11:33:16,759 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:33:16,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 11:33:16,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-26 11:33:16,760 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 156 [2021-03-26 11:33:16,761 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 46 transitions, 162 flow. Second operand has 5 states, 5 states have (on average 101.8) internal successors, (509), 5 states have internal predecessors, (509), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:16,761 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:33:16,761 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 156 [2021-03-26 11:33:16,761 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:33:16,837 INFO L129 PetriNetUnfolder]: 90/630 cut-off events. [2021-03-26 11:33:16,837 INFO L130 PetriNetUnfolder]: For 219/219 co-relation queries the response was YES. [2021-03-26 11:33:16,838 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1352 conditions, 630 events. 90/630 cut-off events. For 219/219 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 3215 event pairs, 33 based on Foata normal form. 7/631 useless extension candidates. Maximal degree in co-relation 706. Up to 304 conditions per place. [2021-03-26 11:33:16,839 INFO L132 encePairwiseOnDemand]: 148/156 looper letters, 20 selfloop transitions, 6 changer transitions 3/59 dead transitions. [2021-03-26 11:33:16,839 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 59 transitions, 252 flow [2021-03-26 11:33:16,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 11:33:16,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 11:33:16,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 431 transitions. [2021-03-26 11:33:16,840 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6907051282051282 [2021-03-26 11:33:16,840 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 431 transitions. [2021-03-26 11:33:16,840 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 431 transitions. [2021-03-26 11:33:16,841 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:33:16,841 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 431 transitions. [2021-03-26 11:33:16,842 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 107.75) internal successors, (431), 4 states have internal predecessors, (431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:16,842 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 156.0) internal successors, (780), 5 states have internal predecessors, (780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:16,843 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 156.0) internal successors, (780), 5 states have internal predecessors, (780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:16,843 INFO L185 Difference]: Start difference. First operand has 53 places, 46 transitions, 162 flow. Second operand 4 states and 431 transitions. [2021-03-26 11:33:16,843 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 59 transitions, 252 flow [2021-03-26 11:33:16,844 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 59 transitions, 248 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 11:33:16,845 INFO L241 Difference]: Finished difference. Result has 57 places, 48 transitions, 190 flow [2021-03-26 11:33:16,845 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=160, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=190, PETRI_PLACES=57, PETRI_TRANSITIONS=48} [2021-03-26 11:33:16,845 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, -5 predicate places. [2021-03-26 11:33:16,845 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:33:16,845 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 57 places, 48 transitions, 190 flow [2021-03-26 11:33:16,846 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 57 places, 48 transitions, 190 flow [2021-03-26 11:33:16,846 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 56 places, 48 transitions, 190 flow [2021-03-26 11:33:16,876 INFO L129 PetriNetUnfolder]: 90/623 cut-off events. [2021-03-26 11:33:16,877 INFO L130 PetriNetUnfolder]: For 249/249 co-relation queries the response was YES. [2021-03-26 11:33:16,878 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1131 conditions, 623 events. 90/623 cut-off events. For 249/249 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 3206 event pairs, 33 based on Foata normal form. 0/623 useless extension candidates. Maximal degree in co-relation 594. Up to 99 conditions per place. [2021-03-26 11:33:16,881 INFO L142 LiptonReduction]: Number of co-enabled transitions 996 [2021-03-26 11:33:16,918 INFO L154 LiptonReduction]: Checked pairs total: 2374 [2021-03-26 11:33:16,918 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 11:33:16,918 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 73 [2021-03-26 11:33:16,920 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 48 transitions, 190 flow [2021-03-26 11:33:16,920 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 101.8) internal successors, (509), 5 states have internal predecessors, (509), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:16,920 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:33:16,920 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, 1, 1] [2021-03-26 11:33:16,920 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-03-26 11:33:16,920 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:33:16,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:33:16,920 INFO L82 PathProgramCache]: Analyzing trace with hash 358542326, now seen corresponding path program 1 times [2021-03-26 11:33:16,920 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:33:16,920 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840176592] [2021-03-26 11:33:16,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:33:16,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:33:16,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:16,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:16,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:16,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:16,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:16,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:33:16,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:16,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:16,978 INFO L142 QuantifierPusher]: treesize reduction 14, result has 51.7 percent of original size [2021-03-26 11:33:16,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:33:16,986 INFO L142 QuantifierPusher]: treesize reduction 20, result has 25.9 percent of original size [2021-03-26 11:33:16,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:16,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:16,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:33:17,000 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 11:33:17,001 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840176592] [2021-03-26 11:33:17,001 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1792261949] [2021-03-26 11:33:17,001 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 11:33:17,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:33:17,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-26 11:33:17,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:33:17,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 11:33:17,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 11:33:17,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 11:33:17,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:33:17,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:17,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:33:17,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:33:17,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:33:17,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:33:17,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 11:33:17,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:33:17,155 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 11:33:17,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:33:17,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:17,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:33:17,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:33:17,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:33:17,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:33:17,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:33:17,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 11:33:17,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:33:17,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:33:17,196 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-26 11:33:17,196 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:33:17,196 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4] total 11 [2021-03-26 11:33:17,197 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517556718] [2021-03-26 11:33:17,197 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 11:33:17,198 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:33:17,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 11:33:17,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-03-26 11:33:17,199 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 56 out of 158 [2021-03-26 11:33:17,200 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 48 transitions, 190 flow. Second operand has 12 states, 12 states have (on average 59.333333333333336) internal successors, (712), 12 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:17,200 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:33:17,200 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 56 of 158 [2021-03-26 11:33:17,200 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:33:52,401 INFO L129 PetriNetUnfolder]: 244605/341829 cut-off events. [2021-03-26 11:33:52,401 INFO L130 PetriNetUnfolder]: For 72288/72288 co-relation queries the response was YES. [2021-03-26 11:33:53,141 INFO L84 FinitePrefix]: Finished finitePrefix Result has 751937 conditions, 341829 events. 244605/341829 cut-off events. For 72288/72288 co-relation queries the response was YES. Maximal size of possible extension queue 5379. Compared 2483666 event pairs, 53655 based on Foata normal form. 1367/341394 useless extension candidates. Maximal degree in co-relation 393079. Up to 93248 conditions per place. [2021-03-26 11:33:54,183 INFO L132 encePairwiseOnDemand]: 140/158 looper letters, 238 selfloop transitions, 60 changer transitions 7/318 dead transitions. [2021-03-26 11:33:54,183 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 318 transitions, 1453 flow [2021-03-26 11:33:54,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-03-26 11:33:54,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-03-26 11:33:54,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 1986 transitions. [2021-03-26 11:33:54,186 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4189873417721519 [2021-03-26 11:33:54,187 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 1986 transitions. [2021-03-26 11:33:54,187 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 1986 transitions. [2021-03-26 11:33:54,187 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:33:54,187 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 1986 transitions. [2021-03-26 11:33:54,191 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 66.2) internal successors, (1986), 30 states have internal predecessors, (1986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:54,196 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 158.0) internal successors, (4898), 31 states have internal predecessors, (4898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:54,197 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 158.0) internal successors, (4898), 31 states have internal predecessors, (4898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:33:54,197 INFO L185 Difference]: Start difference. First operand has 56 places, 48 transitions, 190 flow. Second operand 30 states and 1986 transitions. [2021-03-26 11:33:54,197 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 318 transitions, 1453 flow [2021-03-26 11:33:58,184 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 318 transitions, 1406 flow, removed 13 selfloop flow, removed 2 redundant places. [2021-03-26 11:33:58,186 INFO L241 Difference]: Finished difference. Result has 104 places, 108 transitions, 661 flow [2021-03-26 11:33:58,187 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=180, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=48, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=661, PETRI_PLACES=104, PETRI_TRANSITIONS=108} [2021-03-26 11:33:58,187 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 42 predicate places. [2021-03-26 11:33:58,187 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:33:58,187 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 104 places, 108 transitions, 661 flow [2021-03-26 11:33:58,187 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 104 places, 108 transitions, 661 flow [2021-03-26 11:33:58,188 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 100 places, 108 transitions, 661 flow [2021-03-26 11:33:59,173 INFO L129 PetriNetUnfolder]: 3459/13802 cut-off events. [2021-03-26 11:33:59,173 INFO L130 PetriNetUnfolder]: For 31724/34610 co-relation queries the response was YES. [2021-03-26 11:33:59,248 INFO L84 FinitePrefix]: Finished finitePrefix Result has 37819 conditions, 13802 events. 3459/13802 cut-off events. For 31724/34610 co-relation queries the response was YES. Maximal size of possible extension queue 579. Compared 167159 event pairs, 1506 based on Foata normal form. 13/12864 useless extension candidates. Maximal degree in co-relation 29982. Up to 2209 conditions per place. [2021-03-26 11:33:59,397 INFO L142 LiptonReduction]: Number of co-enabled transitions 2000 [2021-03-26 11:34:55,038 INFO L154 LiptonReduction]: Checked pairs total: 3654 [2021-03-26 11:34:55,039 INFO L156 LiptonReduction]: Total number of compositions: 12 [2021-03-26 11:34:55,039 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 56852 [2021-03-26 11:34:55,039 INFO L480 AbstractCegarLoop]: Abstraction has has 99 places, 107 transitions, 693 flow [2021-03-26 11:34:55,039 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 59.333333333333336) internal successors, (712), 12 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:34:55,039 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:34:55,039 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 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 11:34:55,246 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 11:34:55,247 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:34:55,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:34:55,247 INFO L82 PathProgramCache]: Analyzing trace with hash 2105005779, now seen corresponding path program 1 times [2021-03-26 11:34:55,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:34:55,247 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895160328] [2021-03-26 11:34:55,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:34:55,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:34:55,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 11:34:55,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:34:55,314 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 11:34:55,315 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895160328] [2021-03-26 11:34:55,315 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1343197920] [2021-03-26 11:34:55,315 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 11:34:55,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:34:55,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 11:34:55,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:34:55,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:34:55,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:34:55,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:34:55,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:34:55,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:34:55,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:34:55,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:34:55,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 11:34:55,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:34:55,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:34:55,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:34:55,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 11:34:55,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 11:34:55,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:34:55,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:34:55,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:34:55,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,533 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-26 11:34:55,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:34:55,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 11:34:55,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:34:55,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:34:55,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:34:55,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 11:34:55,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 11:34:55,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:34:55,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:34:55,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:34:55,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:34:55,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:34:55,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:34:55,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:34:55,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:34:55,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:34:55,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:34:55,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:34:55,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:34:55,546 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 11:34:55,546 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:34:55,546 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-03-26 11:34:55,546 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065170946] [2021-03-26 11:34:55,546 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 11:34:55,546 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:34:55,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 11:34:55,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-03-26 11:34:55,548 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 170 [2021-03-26 11:34:55,549 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 107 transitions, 693 flow. Second operand has 12 states, 12 states have (on average 103.5) internal successors, (1242), 12 states have internal predecessors, (1242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:34:55,549 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:34:55,549 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 170 [2021-03-26 11:34:55,549 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:34:56,047 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([763] L703-->L703-1: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t~1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t~1.base_3|) (+ (* v_ULTIMATE.start_main_~i~0_6 4) |v_ULTIMATE.start_main_~#t~1.offset_3|) 0)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_~#t~1.base=|v_ULTIMATE.start_main_~#t~1.base_3|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6, ULTIMATE.start_main_~#t~1.offset=|v_ULTIMATE.start_main_~#t~1.offset_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t~1.base=|v_ULTIMATE.start_main_~#t~1.base_3|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6, ULTIMATE.start_main_~#t~1.offset=|v_ULTIMATE.start_main_~#t~1.offset_3|} AuxVars[] AssignedVars[#memory_int][70], [Black: 229#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 128#(= thrThread1of5ForFork0_~t~0 0), Black: 231#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 233#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 237#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 239#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 4#thrEXITtrue, Black: 207#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0)), Black: 241#(and (= ~x~0 0) (= thrThread1of5ForFork0_~t~0 0)), Black: 209#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 243#(and (= ~x~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 211#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= thrThread1of5ForFork0_~t~0 0)), Black: 245#(and (= ULTIMATE.start_main_~sum~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= (select (select |#memory_int| |~#a~0.base|) (+ |~#a~0.offset| (* ULTIMATE.start_main_~i~0 4))) 1) (= thrThread1of5ForFork0_~t~0 0)), 74#thrEXITtrue, Black: 213#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 215#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 217#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 251#(and (<= ULTIMATE.start_main_~sum~0 1) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 157#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 127#(= ~x~0 0), Black: 223#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), thrThread1of5ForFork0InUse, thrThread2of5ForFork0InUse, thrThread3of5ForFork0InUse, thrThread4of5ForFork0InUse, 41#L703-1true, thrThread5of5ForFork0InUse, Black: 113#(<= ULTIMATE.start_main_~sum~0 10), 53#thrENTRYtrue, 57#thrEXITtrue, 377#(and (<= 2 ULTIMATE.start_main_~n~0) (<= (+ ULTIMATE.start_main_~i~0 1) ULTIMATE.start_main_~n~0)), Black: 119#(= ULTIMATE.start_main_~i~0 0), Black: 225#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 129#(and (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), 62#thrEXITtrue, Black: 227#(and (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0))]) [2021-03-26 11:34:56,047 INFO L384 tUnfolder$Statistics]: this new event has 45 ancestors and is cut-off event [2021-03-26 11:34:56,047 INFO L387 tUnfolder$Statistics]: existing Event has 45 ancestors and is cut-off event [2021-03-26 11:34:56,047 INFO L387 tUnfolder$Statistics]: existing Event has 45 ancestors and is cut-off event [2021-03-26 11:34:56,047 INFO L387 tUnfolder$Statistics]: existing Event has 45 ancestors and is cut-off event [2021-03-26 11:34:56,078 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([848] L694-1-->thrEXIT: Formula: (= (+ v_thrThread2of5ForFork0_~t~0_25 1) v_~x~0_282) InVars {thrThread2of5ForFork0_~t~0=v_thrThread2of5ForFork0_~t~0_25} OutVars{thrThread2of5ForFork0_~t~0=v_thrThread2of5ForFork0_~t~0_25, ~x~0=v_~x~0_282} AuxVars[] AssignedVars[~x~0][43], [Black: 229#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 128#(= thrThread1of5ForFork0_~t~0 0), Black: 231#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 233#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 237#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 239#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 4#thrEXITtrue, Black: 207#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0)), 70#thrEXITtrue, Black: 241#(and (= ~x~0 0) (= thrThread1of5ForFork0_~t~0 0)), Black: 209#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 243#(and (= ~x~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 211#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= thrThread1of5ForFork0_~t~0 0)), Black: 245#(and (= ULTIMATE.start_main_~sum~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= (select (select |#memory_int| |~#a~0.base|) (+ |~#a~0.offset| (* ULTIMATE.start_main_~i~0 4))) 1) (= thrThread1of5ForFork0_~t~0 0)), 74#thrEXITtrue, Black: 213#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 215#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 217#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 251#(and (<= ULTIMATE.start_main_~sum~0 1) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 157#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 127#(= ~x~0 0), Black: 223#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 279#(and (= ULTIMATE.start_main_~i~0 0) (<= 2 ULTIMATE.start_main_~n~0)), 91#L705-5true, thrThread1of5ForFork0InUse, thrThread2of5ForFork0InUse, thrThread3of5ForFork0InUse, thrThread4of5ForFork0InUse, thrThread5of5ForFork0InUse, Black: 113#(<= ULTIMATE.start_main_~sum~0 10), 119#(= ULTIMATE.start_main_~i~0 0), 57#thrEXITtrue, Black: 225#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 129#(and (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), 62#thrEXITtrue, Black: 227#(and (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0))]) [2021-03-26 11:34:56,078 INFO L384 tUnfolder$Statistics]: this new event has 47 ancestors and is cut-off event [2021-03-26 11:34:56,079 INFO L387 tUnfolder$Statistics]: existing Event has 47 ancestors and is cut-off event [2021-03-26 11:34:56,079 INFO L387 tUnfolder$Statistics]: existing Event has 47 ancestors and is cut-off event [2021-03-26 11:34:56,079 INFO L387 tUnfolder$Statistics]: existing Event has 47 ancestors and is cut-off event [2021-03-26 11:34:56,087 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([848] L694-1-->thrEXIT: Formula: (= (+ v_thrThread2of5ForFork0_~t~0_25 1) v_~x~0_282) InVars {thrThread2of5ForFork0_~t~0=v_thrThread2of5ForFork0_~t~0_25} OutVars{thrThread2of5ForFork0_~t~0=v_thrThread2of5ForFork0_~t~0_25, ~x~0=v_~x~0_282} AuxVars[] AssignedVars[~x~0][43], [Black: 229#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 129#(and (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 231#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 233#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 237#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 239#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 4#thrEXITtrue, Black: 207#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0)), 70#thrEXITtrue, Black: 241#(and (= ~x~0 0) (= thrThread1of5ForFork0_~t~0 0)), Black: 209#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 243#(and (= ~x~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 211#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= thrThread1of5ForFork0_~t~0 0)), Black: 245#(and (= ULTIMATE.start_main_~sum~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= (select (select |#memory_int| |~#a~0.base|) (+ |~#a~0.offset| (* ULTIMATE.start_main_~i~0 4))) 1) (= thrThread1of5ForFork0_~t~0 0)), 74#thrEXITtrue, Black: 213#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 215#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 217#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 251#(and (<= ULTIMATE.start_main_~sum~0 1) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 157#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 127#(= ~x~0 0), Black: 223#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 279#(and (= ULTIMATE.start_main_~i~0 0) (<= 2 ULTIMATE.start_main_~n~0)), 91#L705-5true, thrThread1of5ForFork0InUse, thrThread2of5ForFork0InUse, thrThread3of5ForFork0InUse, thrThread4of5ForFork0InUse, thrThread5of5ForFork0InUse, Black: 113#(<= ULTIMATE.start_main_~sum~0 10), 119#(= ULTIMATE.start_main_~i~0 0), 57#thrEXITtrue, Black: 225#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 62#thrEXITtrue, Black: 227#(and (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0))]) [2021-03-26 11:34:56,087 INFO L384 tUnfolder$Statistics]: this new event has 47 ancestors and is cut-off event [2021-03-26 11:34:56,087 INFO L387 tUnfolder$Statistics]: existing Event has 47 ancestors and is cut-off event [2021-03-26 11:34:56,087 INFO L387 tUnfolder$Statistics]: existing Event has 47 ancestors and is cut-off event [2021-03-26 11:34:56,087 INFO L387 tUnfolder$Statistics]: existing Event has 47 ancestors and is cut-off event [2021-03-26 11:34:56,132 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([763] L703-->L703-1: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t~1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t~1.base_3|) (+ (* v_ULTIMATE.start_main_~i~0_6 4) |v_ULTIMATE.start_main_~#t~1.offset_3|) 0)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_~#t~1.base=|v_ULTIMATE.start_main_~#t~1.base_3|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6, ULTIMATE.start_main_~#t~1.offset=|v_ULTIMATE.start_main_~#t~1.offset_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t~1.base=|v_ULTIMATE.start_main_~#t~1.base_3|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6, ULTIMATE.start_main_~#t~1.offset=|v_ULTIMATE.start_main_~#t~1.offset_3|} AuxVars[] AssignedVars[#memory_int][70], [Black: 229#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 128#(= thrThread1of5ForFork0_~t~0 0), Black: 231#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 233#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 237#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 4#thrEXITtrue, Black: 239#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 207#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0)), Black: 241#(and (= ~x~0 0) (= thrThread1of5ForFork0_~t~0 0)), 70#thrEXITtrue, Black: 209#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 243#(and (= ~x~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 211#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= thrThread1of5ForFork0_~t~0 0)), 74#thrEXITtrue, Black: 245#(and (= ULTIMATE.start_main_~sum~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= (select (select |#memory_int| |~#a~0.base|) (+ |~#a~0.offset| (* ULTIMATE.start_main_~i~0 4))) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 213#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 215#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 217#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 251#(and (<= ULTIMATE.start_main_~sum~0 1) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 157#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 127#(= ~x~0 0), Black: 223#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), thrThread1of5ForFork0InUse, thrThread2of5ForFork0InUse, thrThread3of5ForFork0InUse, thrThread4of5ForFork0InUse, 41#L703-1true, thrThread5of5ForFork0InUse, Black: 113#(<= ULTIMATE.start_main_~sum~0 10), 57#thrEXITtrue, 377#(and (<= 2 ULTIMATE.start_main_~n~0) (<= (+ ULTIMATE.start_main_~i~0 1) ULTIMATE.start_main_~n~0)), Black: 119#(= ULTIMATE.start_main_~i~0 0), Black: 225#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 129#(and (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), 62#thrEXITtrue, Black: 227#(and (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0))]) [2021-03-26 11:34:56,132 INFO L384 tUnfolder$Statistics]: this new event has 48 ancestors and is cut-off event [2021-03-26 11:34:56,132 INFO L387 tUnfolder$Statistics]: existing Event has 48 ancestors and is cut-off event [2021-03-26 11:34:56,133 INFO L387 tUnfolder$Statistics]: existing Event has 48 ancestors and is cut-off event [2021-03-26 11:34:56,133 INFO L387 tUnfolder$Statistics]: existing Event has 48 ancestors and is cut-off event [2021-03-26 11:34:56,151 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([763] L703-->L703-1: Formula: (= (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t~1.base_3| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t~1.base_3|) (+ (* v_ULTIMATE.start_main_~i~0_6 4) |v_ULTIMATE.start_main_~#t~1.offset_3|) 0)) |v_#memory_int_7|) InVars {#memory_int=|v_#memory_int_8|, ULTIMATE.start_main_~#t~1.base=|v_ULTIMATE.start_main_~#t~1.base_3|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6, ULTIMATE.start_main_~#t~1.offset=|v_ULTIMATE.start_main_~#t~1.offset_3|} OutVars{#memory_int=|v_#memory_int_7|, ULTIMATE.start_main_~#t~1.base=|v_ULTIMATE.start_main_~#t~1.base_3|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_6, ULTIMATE.start_main_~#t~1.offset=|v_ULTIMATE.start_main_~#t~1.offset_3|} AuxVars[] AssignedVars[#memory_int][70], [Black: 229#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 231#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 233#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 237#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 239#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 4#thrEXITtrue, Black: 207#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0)), 70#thrEXITtrue, Black: 241#(and (= ~x~0 0) (= thrThread1of5ForFork0_~t~0 0)), Black: 209#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 243#(and (= ~x~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 211#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= thrThread1of5ForFork0_~t~0 0)), Black: 245#(and (= ULTIMATE.start_main_~sum~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= (select (select |#memory_int| |~#a~0.base|) (+ |~#a~0.offset| (* ULTIMATE.start_main_~i~0 4))) 1) (= thrThread1of5ForFork0_~t~0 0)), 74#thrEXITtrue, Black: 213#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 215#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 217#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 251#(and (<= ULTIMATE.start_main_~sum~0 1) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 157#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 127#(= ~x~0 0), Black: 223#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), thrThread1of5ForFork0InUse, thrThread2of5ForFork0InUse, thrThread3of5ForFork0InUse, 41#L703-1true, thrThread4of5ForFork0InUse, thrThread5of5ForFork0InUse, Black: 113#(<= ULTIMATE.start_main_~sum~0 10), 377#(and (<= 2 ULTIMATE.start_main_~n~0) (<= (+ ULTIMATE.start_main_~i~0 1) ULTIMATE.start_main_~n~0)), 57#thrEXITtrue, Black: 119#(= ULTIMATE.start_main_~i~0 0), 125#true, Black: 225#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 129#(and (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), 62#thrEXITtrue, Black: 227#(and (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0))]) [2021-03-26 11:34:56,151 INFO L384 tUnfolder$Statistics]: this new event has 48 ancestors and is cut-off event [2021-03-26 11:34:56,151 INFO L387 tUnfolder$Statistics]: existing Event has 48 ancestors and is cut-off event [2021-03-26 11:34:56,152 INFO L387 tUnfolder$Statistics]: existing Event has 48 ancestors and is cut-off event [2021-03-26 11:34:56,152 INFO L387 tUnfolder$Statistics]: existing Event has 48 ancestors and is cut-off event [2021-03-26 11:34:56,167 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([832] thrEXIT-->L706-2: Formula: (= |v_ULTIMATE.start_main_#t~mem9_103| v_thrThread4of5ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} AuxVars[] AssignedVars[][96], [Black: 229#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 128#(= thrThread1of5ForFork0_~t~0 0), Black: 231#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 233#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 237#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 239#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 4#thrEXITtrue, Black: 207#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0)), Black: 241#(and (= ~x~0 0) (= thrThread1of5ForFork0_~t~0 0)), Black: 209#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 243#(and (= ~x~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 211#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= thrThread1of5ForFork0_~t~0 0)), Black: 245#(and (= ULTIMATE.start_main_~sum~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= (select (select |#memory_int| |~#a~0.base|) (+ |~#a~0.offset| (* ULTIMATE.start_main_~i~0 4))) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 213#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 215#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 217#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 251#(and (<= ULTIMATE.start_main_~sum~0 1) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 157#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 127#(= ~x~0 0), Black: 223#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 279#(and (= ULTIMATE.start_main_~i~0 0) (<= 2 ULTIMATE.start_main_~n~0)), thrThread1of5ForFork0InUse, thrThread2of5ForFork0InUse, thrThread3of5ForFork0InUse, 40#L706-2true, thrThread4of5ForFork0NotInUse, thrThread5of5ForFork0InUse, Black: 113#(<= ULTIMATE.start_main_~sum~0 10), 53#thrENTRYtrue, 119#(= ULTIMATE.start_main_~i~0 0), 57#thrEXITtrue, Black: 225#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 129#(and (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), 62#thrEXITtrue, Black: 227#(and (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0))]) [2021-03-26 11:34:56,167 INFO L384 tUnfolder$Statistics]: this new event has 47 ancestors and is not cut-off event [2021-03-26 11:34:56,167 INFO L387 tUnfolder$Statistics]: existing Event has 47 ancestors and is not cut-off event [2021-03-26 11:34:56,167 INFO L387 tUnfolder$Statistics]: existing Event has 47 ancestors and is not cut-off event [2021-03-26 11:34:56,167 INFO L387 tUnfolder$Statistics]: existing Event has 47 ancestors and is not cut-off event [2021-03-26 11:34:56,178 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([832] thrEXIT-->L706-2: Formula: (= |v_ULTIMATE.start_main_#t~mem9_103| v_thrThread4of5ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} AuxVars[] AssignedVars[][96], [Black: 229#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 129#(and (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 231#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 233#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 237#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 239#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 4#thrEXITtrue, Black: 207#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0)), Black: 241#(and (= ~x~0 0) (= thrThread1of5ForFork0_~t~0 0)), Black: 209#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 243#(and (= ~x~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 211#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= thrThread1of5ForFork0_~t~0 0)), Black: 245#(and (= ULTIMATE.start_main_~sum~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= (select (select |#memory_int| |~#a~0.base|) (+ |~#a~0.offset| (* ULTIMATE.start_main_~i~0 4))) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 213#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 215#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 217#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 251#(and (<= ULTIMATE.start_main_~sum~0 1) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 157#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 127#(= ~x~0 0), Black: 223#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 279#(and (= ULTIMATE.start_main_~i~0 0) (<= 2 ULTIMATE.start_main_~n~0)), thrThread1of5ForFork0InUse, thrThread2of5ForFork0InUse, thrThread3of5ForFork0InUse, 40#L706-2true, thrThread4of5ForFork0NotInUse, thrThread5of5ForFork0InUse, Black: 113#(<= ULTIMATE.start_main_~sum~0 10), 53#thrENTRYtrue, 119#(= ULTIMATE.start_main_~i~0 0), 57#thrEXITtrue, Black: 225#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 62#thrEXITtrue, Black: 227#(and (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0))]) [2021-03-26 11:34:56,178 INFO L384 tUnfolder$Statistics]: this new event has 47 ancestors and is not cut-off event [2021-03-26 11:34:56,178 INFO L387 tUnfolder$Statistics]: existing Event has 47 ancestors and is not cut-off event [2021-03-26 11:34:56,178 INFO L387 tUnfolder$Statistics]: existing Event has 47 ancestors and is not cut-off event [2021-03-26 11:34:56,178 INFO L387 tUnfolder$Statistics]: existing Event has 47 ancestors and is not cut-off event [2021-03-26 11:34:56,268 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([832] thrEXIT-->L706-2: Formula: (= |v_ULTIMATE.start_main_#t~mem9_103| v_thrThread4of5ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} AuxVars[] AssignedVars[][96], [Black: 229#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 128#(= thrThread1of5ForFork0_~t~0 0), Black: 231#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 233#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 237#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 239#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 4#thrEXITtrue, Black: 207#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0)), 70#thrEXITtrue, Black: 241#(and (= ~x~0 0) (= thrThread1of5ForFork0_~t~0 0)), Black: 209#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 243#(and (= ~x~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 211#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= thrThread1of5ForFork0_~t~0 0)), Black: 245#(and (= ULTIMATE.start_main_~sum~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= (select (select |#memory_int| |~#a~0.base|) (+ |~#a~0.offset| (* ULTIMATE.start_main_~i~0 4))) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 213#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 215#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 217#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 251#(and (<= ULTIMATE.start_main_~sum~0 1) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 157#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 127#(= ~x~0 0), Black: 223#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 279#(and (= ULTIMATE.start_main_~i~0 0) (<= 2 ULTIMATE.start_main_~n~0)), thrThread1of5ForFork0InUse, thrThread2of5ForFork0InUse, thrThread3of5ForFork0InUse, 40#L706-2true, thrThread4of5ForFork0NotInUse, thrThread5of5ForFork0InUse, Black: 113#(<= ULTIMATE.start_main_~sum~0 10), 119#(= ULTIMATE.start_main_~i~0 0), 57#thrEXITtrue, Black: 225#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 62#thrEXITtrue, Black: 129#(and (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 227#(and (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0))]) [2021-03-26 11:34:56,268 INFO L384 tUnfolder$Statistics]: this new event has 50 ancestors and is not cut-off event [2021-03-26 11:34:56,268 INFO L387 tUnfolder$Statistics]: existing Event has 50 ancestors and is not cut-off event [2021-03-26 11:34:56,268 INFO L387 tUnfolder$Statistics]: existing Event has 50 ancestors and is not cut-off event [2021-03-26 11:34:56,268 INFO L387 tUnfolder$Statistics]: existing Event has 50 ancestors and is not cut-off event [2021-03-26 11:34:56,289 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([832] thrEXIT-->L706-2: Formula: (= |v_ULTIMATE.start_main_#t~mem9_103| v_thrThread4of5ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} AuxVars[] AssignedVars[][96], [Black: 229#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 231#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 233#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 237#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 239#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 4#thrEXITtrue, Black: 207#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0)), 70#thrEXITtrue, Black: 241#(and (= ~x~0 0) (= thrThread1of5ForFork0_~t~0 0)), Black: 209#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 243#(and (= ~x~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 211#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= thrThread1of5ForFork0_~t~0 0)), Black: 245#(and (= ULTIMATE.start_main_~sum~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= (select (select |#memory_int| |~#a~0.base|) (+ |~#a~0.offset| (* ULTIMATE.start_main_~i~0 4))) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 213#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 215#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 217#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 251#(and (<= ULTIMATE.start_main_~sum~0 1) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 157#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 127#(= ~x~0 0), Black: 223#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 279#(and (= ULTIMATE.start_main_~i~0 0) (<= 2 ULTIMATE.start_main_~n~0)), thrThread1of5ForFork0InUse, thrThread2of5ForFork0InUse, thrThread3of5ForFork0InUse, 40#L706-2true, thrThread4of5ForFork0NotInUse, thrThread5of5ForFork0InUse, Black: 113#(<= ULTIMATE.start_main_~sum~0 10), 119#(= ULTIMATE.start_main_~i~0 0), 57#thrEXITtrue, 125#true, Black: 225#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 129#(and (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), 62#thrEXITtrue, Black: 227#(and (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0))]) [2021-03-26 11:34:56,289 INFO L384 tUnfolder$Statistics]: this new event has 50 ancestors and is not cut-off event [2021-03-26 11:34:56,289 INFO L387 tUnfolder$Statistics]: existing Event has 50 ancestors and is not cut-off event [2021-03-26 11:34:56,289 INFO L387 tUnfolder$Statistics]: existing Event has 50 ancestors and is not cut-off event [2021-03-26 11:34:56,289 INFO L387 tUnfolder$Statistics]: existing Event has 50 ancestors and is not cut-off event [2021-03-26 11:34:56,422 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([832] thrEXIT-->L706-2: Formula: (= |v_ULTIMATE.start_main_#t~mem9_103| v_thrThread4of5ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} AuxVars[] AssignedVars[][96], [Black: 229#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 128#(= thrThread1of5ForFork0_~t~0 0), Black: 231#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 233#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 237#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 239#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 4#thrEXITtrue, Black: 207#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0)), Black: 241#(and (= ~x~0 0) (= thrThread1of5ForFork0_~t~0 0)), Black: 209#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 243#(and (= ~x~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 211#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= thrThread1of5ForFork0_~t~0 0)), Black: 245#(and (= ULTIMATE.start_main_~sum~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= (select (select |#memory_int| |~#a~0.base|) (+ |~#a~0.offset| (* ULTIMATE.start_main_~i~0 4))) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 213#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 215#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 217#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 251#(and (<= ULTIMATE.start_main_~sum~0 1) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 157#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 127#(= ~x~0 0), Black: 223#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), thrThread1of5ForFork0NotInUse, thrThread2of5ForFork0InUse, thrThread3of5ForFork0InUse, 40#L706-2true, thrThread4of5ForFork0NotInUse, thrThread5of5ForFork0InUse, 371#(and (<= 2 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= 1 ULTIMATE.start_main_~i~0)), Black: 113#(<= ULTIMATE.start_main_~sum~0 10), 53#thrENTRYtrue, Black: 119#(= ULTIMATE.start_main_~i~0 0), Black: 225#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 129#(and (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), 62#thrEXITtrue, Black: 227#(and (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0))]) [2021-03-26 11:34:56,423 INFO L384 tUnfolder$Statistics]: this new event has 54 ancestors and is not cut-off event [2021-03-26 11:34:56,423 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is not cut-off event [2021-03-26 11:34:56,423 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is not cut-off event [2021-03-26 11:34:56,423 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is not cut-off event [2021-03-26 11:34:56,436 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([832] thrEXIT-->L706-2: Formula: (= |v_ULTIMATE.start_main_#t~mem9_103| v_thrThread4of5ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} AuxVars[] AssignedVars[][96], [Black: 229#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 129#(and (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 231#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 233#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 237#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 239#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 4#thrEXITtrue, Black: 207#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0)), Black: 241#(and (= ~x~0 0) (= thrThread1of5ForFork0_~t~0 0)), Black: 209#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 243#(and (= ~x~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 211#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= thrThread1of5ForFork0_~t~0 0)), Black: 245#(and (= ULTIMATE.start_main_~sum~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= (select (select |#memory_int| |~#a~0.base|) (+ |~#a~0.offset| (* ULTIMATE.start_main_~i~0 4))) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 213#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 215#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 217#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 251#(and (<= ULTIMATE.start_main_~sum~0 1) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 157#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 127#(= ~x~0 0), Black: 223#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), thrThread1of5ForFork0NotInUse, thrThread2of5ForFork0InUse, thrThread3of5ForFork0InUse, 40#L706-2true, thrThread4of5ForFork0NotInUse, thrThread5of5ForFork0InUse, 371#(and (<= 2 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= 1 ULTIMATE.start_main_~i~0)), Black: 113#(<= ULTIMATE.start_main_~sum~0 10), 53#thrENTRYtrue, Black: 119#(= ULTIMATE.start_main_~i~0 0), Black: 225#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 62#thrEXITtrue, Black: 227#(and (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0))]) [2021-03-26 11:34:56,436 INFO L384 tUnfolder$Statistics]: this new event has 54 ancestors and is not cut-off event [2021-03-26 11:34:56,436 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is not cut-off event [2021-03-26 11:34:56,436 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is not cut-off event [2021-03-26 11:34:56,436 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is not cut-off event [2021-03-26 11:34:56,556 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([832] thrEXIT-->L706-2: Formula: (= |v_ULTIMATE.start_main_#t~mem9_103| v_thrThread4of5ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} AuxVars[] AssignedVars[][96], [Black: 229#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 128#(= thrThread1of5ForFork0_~t~0 0), Black: 231#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 233#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 237#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 239#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 4#thrEXITtrue, Black: 207#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0)), Black: 241#(and (= ~x~0 0) (= thrThread1of5ForFork0_~t~0 0)), Black: 209#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 243#(and (= ~x~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 211#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= thrThread1of5ForFork0_~t~0 0)), Black: 245#(and (= ULTIMATE.start_main_~sum~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= (select (select |#memory_int| |~#a~0.base|) (+ |~#a~0.offset| (* ULTIMATE.start_main_~i~0 4))) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 213#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 215#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 217#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 251#(and (<= ULTIMATE.start_main_~sum~0 1) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 157#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 127#(= ~x~0 0), Black: 223#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), thrThread1of5ForFork0InUse, thrThread2of5ForFork0NotInUse, thrThread3of5ForFork0InUse, 40#L706-2true, thrThread4of5ForFork0NotInUse, thrThread5of5ForFork0InUse, 371#(and (<= 2 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= 1 ULTIMATE.start_main_~i~0)), Black: 113#(<= ULTIMATE.start_main_~sum~0 10), 57#thrEXITtrue, Black: 119#(= ULTIMATE.start_main_~i~0 0), Black: 225#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 62#thrEXITtrue, Black: 129#(and (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 227#(and (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0))]) [2021-03-26 11:34:56,556 INFO L384 tUnfolder$Statistics]: this new event has 57 ancestors and is not cut-off event [2021-03-26 11:34:56,556 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is not cut-off event [2021-03-26 11:34:56,556 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is not cut-off event [2021-03-26 11:34:56,556 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is not cut-off event [2021-03-26 11:34:56,559 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([832] thrEXIT-->L706-2: Formula: (= |v_ULTIMATE.start_main_#t~mem9_103| v_thrThread4of5ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} AuxVars[] AssignedVars[][96], [Black: 229#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 128#(= thrThread1of5ForFork0_~t~0 0), Black: 231#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 233#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 237#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 239#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 4#thrEXITtrue, Black: 207#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0)), 70#thrEXITtrue, Black: 241#(and (= ~x~0 0) (= thrThread1of5ForFork0_~t~0 0)), Black: 209#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 243#(and (= ~x~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 211#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= thrThread1of5ForFork0_~t~0 0)), Black: 245#(and (= ULTIMATE.start_main_~sum~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= (select (select |#memory_int| |~#a~0.base|) (+ |~#a~0.offset| (* ULTIMATE.start_main_~i~0 4))) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 213#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 215#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 217#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 251#(and (<= ULTIMATE.start_main_~sum~0 1) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 157#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 127#(= ~x~0 0), Black: 223#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), thrThread1of5ForFork0NotInUse, thrThread2of5ForFork0InUse, thrThread3of5ForFork0InUse, 40#L706-2true, thrThread4of5ForFork0NotInUse, thrThread5of5ForFork0InUse, 371#(and (<= 2 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= 1 ULTIMATE.start_main_~i~0)), Black: 113#(<= ULTIMATE.start_main_~sum~0 10), Black: 119#(= ULTIMATE.start_main_~i~0 0), Black: 225#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 62#thrEXITtrue, Black: 129#(and (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 227#(and (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0))]) [2021-03-26 11:34:56,559 INFO L384 tUnfolder$Statistics]: this new event has 57 ancestors and is not cut-off event [2021-03-26 11:34:56,559 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is not cut-off event [2021-03-26 11:34:56,559 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is not cut-off event [2021-03-26 11:34:56,559 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is not cut-off event [2021-03-26 11:34:56,588 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([832] thrEXIT-->L706-2: Formula: (= |v_ULTIMATE.start_main_#t~mem9_103| v_thrThread4of5ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} AuxVars[] AssignedVars[][96], [Black: 229#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 231#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 233#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 237#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 239#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 4#thrEXITtrue, Black: 207#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0)), Black: 241#(and (= ~x~0 0) (= thrThread1of5ForFork0_~t~0 0)), Black: 209#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 243#(and (= ~x~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 211#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= thrThread1of5ForFork0_~t~0 0)), Black: 245#(and (= ULTIMATE.start_main_~sum~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= (select (select |#memory_int| |~#a~0.base|) (+ |~#a~0.offset| (* ULTIMATE.start_main_~i~0 4))) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 213#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 215#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 217#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 251#(and (<= ULTIMATE.start_main_~sum~0 1) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 157#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 127#(= ~x~0 0), Black: 223#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), thrThread1of5ForFork0InUse, thrThread2of5ForFork0NotInUse, thrThread3of5ForFork0InUse, 40#L706-2true, thrThread4of5ForFork0NotInUse, thrThread5of5ForFork0InUse, 371#(and (<= 2 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= 1 ULTIMATE.start_main_~i~0)), Black: 113#(<= ULTIMATE.start_main_~sum~0 10), 57#thrEXITtrue, Black: 119#(= ULTIMATE.start_main_~i~0 0), 125#true, Black: 225#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 129#(and (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), 62#thrEXITtrue, Black: 227#(and (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0))]) [2021-03-26 11:34:56,589 INFO L384 tUnfolder$Statistics]: this new event has 57 ancestors and is not cut-off event [2021-03-26 11:34:56,589 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is not cut-off event [2021-03-26 11:34:56,589 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is not cut-off event [2021-03-26 11:34:56,589 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is not cut-off event [2021-03-26 11:34:56,592 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([832] thrEXIT-->L706-2: Formula: (= |v_ULTIMATE.start_main_#t~mem9_103| v_thrThread4of5ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} AuxVars[] AssignedVars[][96], [Black: 229#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 231#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 233#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 237#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 239#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 4#thrEXITtrue, Black: 207#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0)), 70#thrEXITtrue, Black: 241#(and (= ~x~0 0) (= thrThread1of5ForFork0_~t~0 0)), Black: 209#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 243#(and (= ~x~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 211#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= thrThread1of5ForFork0_~t~0 0)), Black: 245#(and (= ULTIMATE.start_main_~sum~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= (select (select |#memory_int| |~#a~0.base|) (+ |~#a~0.offset| (* ULTIMATE.start_main_~i~0 4))) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 213#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 215#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 217#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 251#(and (<= ULTIMATE.start_main_~sum~0 1) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 157#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 127#(= ~x~0 0), Black: 223#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), thrThread1of5ForFork0NotInUse, thrThread2of5ForFork0InUse, thrThread3of5ForFork0InUse, 40#L706-2true, thrThread4of5ForFork0NotInUse, thrThread5of5ForFork0InUse, 371#(and (<= 2 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= 1 ULTIMATE.start_main_~i~0)), Black: 113#(<= ULTIMATE.start_main_~sum~0 10), Black: 119#(= ULTIMATE.start_main_~i~0 0), 125#true, Black: 225#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 129#(and (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), 62#thrEXITtrue, Black: 227#(and (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0))]) [2021-03-26 11:34:56,592 INFO L384 tUnfolder$Statistics]: this new event has 57 ancestors and is not cut-off event [2021-03-26 11:34:56,592 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is not cut-off event [2021-03-26 11:34:56,592 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is not cut-off event [2021-03-26 11:34:56,592 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is not cut-off event [2021-03-26 11:34:56,952 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([832] thrEXIT-->L706-2: Formula: (= |v_ULTIMATE.start_main_#t~mem9_103| v_thrThread4of5ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} AuxVars[] AssignedVars[][96], [Black: 229#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 128#(= thrThread1of5ForFork0_~t~0 0), Black: 231#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 233#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 237#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 239#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 4#thrEXITtrue, Black: 207#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0)), Black: 241#(and (= ~x~0 0) (= thrThread1of5ForFork0_~t~0 0)), Black: 209#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 243#(and (= ~x~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 211#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= thrThread1of5ForFork0_~t~0 0)), Black: 245#(and (= ULTIMATE.start_main_~sum~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= (select (select |#memory_int| |~#a~0.base|) (+ |~#a~0.offset| (* ULTIMATE.start_main_~i~0 4))) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 213#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 215#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 217#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 251#(and (<= ULTIMATE.start_main_~sum~0 1) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 157#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 127#(= ~x~0 0), Black: 223#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), thrThread1of5ForFork0NotInUse, thrThread2of5ForFork0NotInUse, thrThread3of5ForFork0InUse, 40#L706-2true, thrThread4of5ForFork0NotInUse, thrThread5of5ForFork0InUse, Black: 113#(<= ULTIMATE.start_main_~sum~0 10), 377#(and (<= 2 ULTIMATE.start_main_~n~0) (<= (+ ULTIMATE.start_main_~i~0 1) ULTIMATE.start_main_~n~0)), Black: 119#(= ULTIMATE.start_main_~i~0 0), Black: 225#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), 62#thrEXITtrue, Black: 129#(and (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 227#(and (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0))]) [2021-03-26 11:34:56,952 INFO L384 tUnfolder$Statistics]: this new event has 64 ancestors and is not cut-off event [2021-03-26 11:34:56,952 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is not cut-off event [2021-03-26 11:34:56,952 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is not cut-off event [2021-03-26 11:34:56,952 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is not cut-off event [2021-03-26 11:34:56,979 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([832] thrEXIT-->L706-2: Formula: (= |v_ULTIMATE.start_main_#t~mem9_103| v_thrThread4of5ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem9=|v_ULTIMATE.start_main_#t~mem9_103|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_4} AuxVars[] AssignedVars[][96], [Black: 229#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 231#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 233#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 237#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 239#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), 4#thrEXITtrue, Black: 207#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0)), Black: 241#(and (= ~x~0 0) (= thrThread1of5ForFork0_~t~0 0)), Black: 209#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 243#(and (= ~x~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 211#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= thrThread1of5ForFork0_~t~0 0)), Black: 245#(and (= ULTIMATE.start_main_~sum~0 0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= (select (select |#memory_int| |~#a~0.base|) (+ |~#a~0.offset| (* ULTIMATE.start_main_~i~0 4))) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 213#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 215#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 217#(and (= ~x~0 0) (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 251#(and (<= ULTIMATE.start_main_~sum~0 1) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), Black: 157#(and (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1)), Black: 127#(= ~x~0 0), Black: 223#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0)), thrThread1of5ForFork0NotInUse, thrThread2of5ForFork0NotInUse, thrThread3of5ForFork0InUse, 40#L706-2true, thrThread4of5ForFork0NotInUse, thrThread5of5ForFork0InUse, Black: 113#(<= ULTIMATE.start_main_~sum~0 10), 377#(and (<= 2 ULTIMATE.start_main_~n~0) (<= (+ ULTIMATE.start_main_~i~0 1) ULTIMATE.start_main_~n~0)), Black: 119#(= ULTIMATE.start_main_~i~0 0), 125#true, Black: 225#(and (= ~x~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (<= ULTIMATE.start_main_~i~0 1) (= thrThread1of5ForFork0_~t~0 0) (<= |ULTIMATE.start_main_#t~post6| 0)), Black: 129#(and (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0)), 62#thrEXITtrue, Black: 227#(and (<= ULTIMATE.start_main_~i~0 0) (<= ULTIMATE.start_main_~n~0 10) (<= 5 ULTIMATE.start_main_~n~0) (= (select (select |#memory_int| |~#a~0.base|) (+ (* thrThread1of5ForFork0_~t~0 4) |~#a~0.offset|)) 1) (= thrThread1of5ForFork0_~t~0 0))]) [2021-03-26 11:34:56,979 INFO L384 tUnfolder$Statistics]: this new event has 64 ancestors and is not cut-off event [2021-03-26 11:34:56,979 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is not cut-off event [2021-03-26 11:34:56,979 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is not cut-off event [2021-03-26 11:34:56,979 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is not cut-off event [2021-03-26 11:34:57,158 INFO L129 PetriNetUnfolder]: 3522/14678 cut-off events. [2021-03-26 11:34:57,158 INFO L130 PetriNetUnfolder]: For 33510/36836 co-relation queries the response was YES. [2021-03-26 11:34:57,240 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47385 conditions, 14678 events. 3522/14678 cut-off events. For 33510/36836 co-relation queries the response was YES. Maximal size of possible extension queue 513. Compared 180679 event pairs, 1794 based on Foata normal form. 989/14714 useless extension candidates. Maximal degree in co-relation 39296. Up to 2668 conditions per place. [2021-03-26 11:34:57,287 INFO L132 encePairwiseOnDemand]: 151/170 looper letters, 29 selfloop transitions, 35 changer transitions 0/132 dead transitions. [2021-03-26 11:34:57,287 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 132 transitions, 952 flow [2021-03-26 11:34:57,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-26 11:34:57,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-26 11:34:57,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1062 transitions. [2021-03-26 11:34:57,288 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6247058823529412 [2021-03-26 11:34:57,289 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1062 transitions. [2021-03-26 11:34:57,289 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1062 transitions. [2021-03-26 11:34:57,289 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:34:57,289 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1062 transitions. [2021-03-26 11:34:57,290 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 106.2) internal successors, (1062), 10 states have internal predecessors, (1062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:34:57,292 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 170.0) internal successors, (1870), 11 states have internal predecessors, (1870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:34:57,292 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 170.0) internal successors, (1870), 11 states have internal predecessors, (1870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:34:57,292 INFO L185 Difference]: Start difference. First operand has 99 places, 107 transitions, 693 flow. Second operand 10 states and 1062 transitions. [2021-03-26 11:34:57,292 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 132 transitions, 952 flow [2021-03-26 11:34:57,537 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 132 transitions, 916 flow, removed 18 selfloop flow, removed 2 redundant places. [2021-03-26 11:34:57,538 INFO L241 Difference]: Finished difference. Result has 111 places, 117 transitions, 854 flow [2021-03-26 11:34:57,539 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=170, PETRI_DIFFERENCE_MINUEND_FLOW=663, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=77, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=854, PETRI_PLACES=111, PETRI_TRANSITIONS=117} [2021-03-26 11:34:57,539 INFO L343 CegarLoopForPetriNet]: 62 programPoint places, 49 predicate places. [2021-03-26 11:34:57,539 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:34:57,539 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 111 places, 117 transitions, 854 flow [2021-03-26 11:34:57,539 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 111 places, 117 transitions, 854 flow [2021-03-26 11:34:57,540 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 111 places, 117 transitions, 854 flow [2021-03-26 11:34:58,464 INFO L129 PetriNetUnfolder]: 3057/12989 cut-off events. [2021-03-26 11:34:58,464 INFO L130 PetriNetUnfolder]: For 36492/38904 co-relation queries the response was YES. [2021-03-26 11:34:58,537 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41655 conditions, 12989 events. 3057/12989 cut-off events. For 36492/38904 co-relation queries the response was YES. Maximal size of possible extension queue 479. Compared 157931 event pairs, 1638 based on Foata normal form. 11/12195 useless extension candidates. Maximal degree in co-relation 33222. Up to 1877 conditions per place. [2021-03-26 11:34:58,663 INFO L142 LiptonReduction]: Number of co-enabled transitions 2254 [2021-03-26 11:37:14,023 INFO L154 LiptonReduction]: Checked pairs total: 4243 [2021-03-26 11:37:14,023 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 11:37:14,023 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 136484 [2021-03-26 11:37:14,024 INFO L480 AbstractCegarLoop]: Abstraction has has 108 places, 114 transitions, 836 flow [2021-03-26 11:37:14,024 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 103.5) internal successors, (1242), 12 states have internal predecessors, (1242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:14,024 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:37:14,024 INFO L263 CegarLoopForPetriNet]: trace histogram [6, 6, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:37:14,224 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-03-26 11:37:14,225 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:37:14,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:37:14,225 INFO L82 PathProgramCache]: Analyzing trace with hash 731986089, now seen corresponding path program 1 times [2021-03-26 11:37:14,225 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:37:14,225 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907154027] [2021-03-26 11:37:14,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:37:14,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:37:14,250 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:37:14,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:37:14,258 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:37:14,273 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 11:37:14,273 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 11:37:14,274 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-03-26 11:37:14,274 WARN L342 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 11:37:14,274 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2021-03-26 11:37:14,286 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,286 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,286 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,286 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,286 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,286 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,286 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,286 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,286 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,286 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,286 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,286 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,287 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,287 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,287 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,287 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,287 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,287 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,287 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,288 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,288 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,288 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,288 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,288 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,288 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,288 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,288 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,289 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,289 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,289 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,289 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,289 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,289 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,289 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,289 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,289 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,289 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,289 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,289 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,289 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,289 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,290 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,290 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,290 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,290 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,290 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,290 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,290 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,290 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,290 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,290 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,290 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,290 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,290 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,290 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,290 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,291 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,291 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,291 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,291 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,291 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,291 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,291 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,291 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,291 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,291 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,291 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,291 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,291 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,291 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,292 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,292 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,292 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,292 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,292 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,292 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,292 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,292 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,292 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,293 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,293 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,293 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,293 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,293 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,293 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,293 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,293 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,293 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,293 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,294 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,294 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,294 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,294 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,295 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,295 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,295 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,295 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,295 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,296 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,296 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,296 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,296 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,296 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,297 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,298 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,298 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,298 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,298 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,298 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,299 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,299 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,299 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,299 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,299 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:37:14,303 INFO L149 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2021-03-26 11:37:14,303 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-03-26 11:37:14,304 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 11:37:14,304 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 11:37:14,304 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 11:37:14,304 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 11:37:14,304 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 11:37:14,304 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 11:37:14,304 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 11:37:14,304 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 11:37:14,305 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 112 places, 111 transitions, 300 flow [2021-03-26 11:37:14,415 INFO L129 PetriNetUnfolder]: 399/2359 cut-off events. [2021-03-26 11:37:14,415 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2021-03-26 11:37:14,419 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2591 conditions, 2359 events. 399/2359 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 16771 event pairs, 72 based on Foata normal form. 0/1960 useless extension candidates. Maximal degree in co-relation 1307. Up to 192 conditions per place. [2021-03-26 11:37:14,419 INFO L82 GeneralOperation]: Start removeDead. Operand has 112 places, 111 transitions, 300 flow [2021-03-26 11:37:14,422 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 105 places, 103 transitions, 284 flow [2021-03-26 11:37:14,422 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:37:14,422 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 105 places, 103 transitions, 284 flow [2021-03-26 11:37:14,422 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 105 places, 103 transitions, 284 flow [2021-03-26 11:37:14,423 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 105 places, 103 transitions, 284 flow [2021-03-26 11:37:14,505 INFO L129 PetriNetUnfolder]: 335/1847 cut-off events. [2021-03-26 11:37:14,505 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2021-03-26 11:37:14,508 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2079 conditions, 1847 events. 335/1847 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 12052 event pairs, 72 based on Foata normal form. 0/1576 useless extension candidates. Maximal degree in co-relation 1051. Up to 192 conditions per place. [2021-03-26 11:37:14,519 INFO L142 LiptonReduction]: Number of co-enabled transitions 3240 [2021-03-26 11:37:16,386 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2021-03-26 11:37:16,425 INFO L154 LiptonReduction]: Checked pairs total: 5739 [2021-03-26 11:37:16,426 INFO L156 LiptonReduction]: Total number of compositions: 44 [2021-03-26 11:37:16,426 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2004 [2021-03-26 11:37:16,427 INFO L129 PetriNetUnfolder]: 2/26 cut-off events. [2021-03-26 11:37:16,427 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 11:37:16,427 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:37:16,427 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:37:16,427 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:37:16,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:37:16,427 INFO L82 PathProgramCache]: Analyzing trace with hash -6331695, now seen corresponding path program 1 times [2021-03-26 11:37:16,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:37:16,428 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929279739] [2021-03-26 11:37:16,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:37:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:37:16,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:16,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:16,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:16,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:16,443 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 11:37:16,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929279739] [2021-03-26 11:37:16,444 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:37:16,444 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 11:37:16,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569720341] [2021-03-26 11:37:16,444 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-26 11:37:16,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:37:16,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-26 11:37:16,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-26 11:37:16,445 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 155 [2021-03-26 11:37:16,445 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 64 transitions, 206 flow. Second operand has 2 states, 2 states have (on average 145.5) internal successors, (291), 2 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:16,445 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:37:16,445 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 155 [2021-03-26 11:37:16,445 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:37:16,510 INFO L129 PetriNetUnfolder]: 199/1225 cut-off events. [2021-03-26 11:37:16,510 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2021-03-26 11:37:16,512 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1458 conditions, 1225 events. 199/1225 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 7401 event pairs, 72 based on Foata normal form. 8/1098 useless extension candidates. Maximal degree in co-relation 1450. Up to 192 conditions per place. [2021-03-26 11:37:16,514 INFO L132 encePairwiseOnDemand]: 153/155 looper letters, 0 selfloop transitions, 0 changer transitions 0/60 dead transitions. [2021-03-26 11:37:16,514 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 60 transitions, 198 flow [2021-03-26 11:37:16,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-26 11:37:16,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-26 11:37:16,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 292 transitions. [2021-03-26 11:37:16,515 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9419354838709677 [2021-03-26 11:37:16,515 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 292 transitions. [2021-03-26 11:37:16,515 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 292 transitions. [2021-03-26 11:37:16,515 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:37:16,515 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 292 transitions. [2021-03-26 11:37:16,516 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 146.0) internal successors, (292), 2 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:16,516 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 155.0) internal successors, (465), 3 states have internal predecessors, (465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:16,516 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 155.0) internal successors, (465), 3 states have internal predecessors, (465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:16,516 INFO L185 Difference]: Start difference. First operand has 68 places, 64 transitions, 206 flow. Second operand 2 states and 292 transitions. [2021-03-26 11:37:16,516 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 60 transitions, 198 flow [2021-03-26 11:37:16,517 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 60 transitions, 198 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:37:16,518 INFO L241 Difference]: Finished difference. Result has 67 places, 60 transitions, 198 flow [2021-03-26 11:37:16,518 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=155, PETRI_DIFFERENCE_MINUEND_FLOW=198, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=60, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=60, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=198, PETRI_PLACES=67, PETRI_TRANSITIONS=60} [2021-03-26 11:37:16,518 INFO L343 CegarLoopForPetriNet]: 68 programPoint places, -1 predicate places. [2021-03-26 11:37:16,518 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:37:16,518 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 67 places, 60 transitions, 198 flow [2021-03-26 11:37:16,518 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 67 places, 60 transitions, 198 flow [2021-03-26 11:37:16,519 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 66 places, 60 transitions, 198 flow [2021-03-26 11:37:16,577 INFO L129 PetriNetUnfolder]: 199/1225 cut-off events. [2021-03-26 11:37:16,577 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2021-03-26 11:37:16,579 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1457 conditions, 1225 events. 199/1225 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 7446 event pairs, 72 based on Foata normal form. 0/1090 useless extension candidates. Maximal degree in co-relation 730. Up to 192 conditions per place. [2021-03-26 11:37:16,586 INFO L142 LiptonReduction]: Number of co-enabled transitions 1368 [2021-03-26 11:37:17,315 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-03-26 11:37:17,617 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-03-26 11:37:17,718 INFO L154 LiptonReduction]: Checked pairs total: 4230 [2021-03-26 11:37:17,718 INFO L156 LiptonReduction]: Total number of compositions: 8 [2021-03-26 11:37:17,718 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1200 [2021-03-26 11:37:17,718 INFO L480 AbstractCegarLoop]: Abstraction has has 58 places, 52 transitions, 182 flow [2021-03-26 11:37:17,719 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 145.5) internal successors, (291), 2 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:17,719 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:37:17,719 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:37:17,719 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-03-26 11:37:17,719 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:37:17,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:37:17,719 INFO L82 PathProgramCache]: Analyzing trace with hash -1005973396, now seen corresponding path program 1 times [2021-03-26 11:37:17,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:37:17,719 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149772830] [2021-03-26 11:37:17,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:37:17,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:37:17,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:17,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:17,736 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-03-26 11:37:17,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:37:17,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:17,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:37:17,742 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 11:37:17,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149772830] [2021-03-26 11:37:17,742 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:37:17,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 11:37:17,742 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139978948] [2021-03-26 11:37:17,742 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 11:37:17,742 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:37:17,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 11:37:17,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 11:37:17,744 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 135 out of 163 [2021-03-26 11:37:17,744 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 52 transitions, 182 flow. Second operand has 4 states, 4 states have (on average 136.0) internal successors, (544), 4 states have internal predecessors, (544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:17,744 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:37:17,744 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 135 of 163 [2021-03-26 11:37:17,744 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:37:17,844 INFO L129 PetriNetUnfolder]: 199/1220 cut-off events. [2021-03-26 11:37:17,844 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2021-03-26 11:37:17,846 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1710 conditions, 1220 events. 199/1220 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 7489 event pairs, 72 based on Foata normal form. 64/1277 useless extension candidates. Maximal degree in co-relation 868. Up to 194 conditions per place. [2021-03-26 11:37:17,848 INFO L132 encePairwiseOnDemand]: 160/163 looper letters, 3 selfloop transitions, 2 changer transitions 0/53 dead transitions. [2021-03-26 11:37:17,848 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 53 transitions, 194 flow [2021-03-26 11:37:17,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 11:37:17,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 11:37:17,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 411 transitions. [2021-03-26 11:37:17,849 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8404907975460123 [2021-03-26 11:37:17,849 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 411 transitions. [2021-03-26 11:37:17,850 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 411 transitions. [2021-03-26 11:37:17,850 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:37:17,850 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 411 transitions. [2021-03-26 11:37:17,852 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 137.0) internal successors, (411), 3 states have internal predecessors, (411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:17,854 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 163.0) internal successors, (652), 4 states have internal predecessors, (652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:17,860 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 163.0) internal successors, (652), 4 states have internal predecessors, (652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:17,860 INFO L185 Difference]: Start difference. First operand has 58 places, 52 transitions, 182 flow. Second operand 3 states and 411 transitions. [2021-03-26 11:37:17,860 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 53 transitions, 194 flow [2021-03-26 11:37:17,862 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 53 transitions, 194 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:37:17,862 INFO L241 Difference]: Finished difference. Result has 61 places, 53 transitions, 194 flow [2021-03-26 11:37:17,862 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=163, PETRI_DIFFERENCE_MINUEND_FLOW=182, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=52, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=194, PETRI_PLACES=61, PETRI_TRANSITIONS=53} [2021-03-26 11:37:17,863 INFO L343 CegarLoopForPetriNet]: 68 programPoint places, -7 predicate places. [2021-03-26 11:37:17,863 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:37:17,863 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 61 places, 53 transitions, 194 flow [2021-03-26 11:37:17,863 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 61 places, 53 transitions, 194 flow [2021-03-26 11:37:17,863 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 61 places, 53 transitions, 194 flow [2021-03-26 11:37:17,909 INFO L129 PetriNetUnfolder]: 199/1220 cut-off events. [2021-03-26 11:37:17,910 INFO L130 PetriNetUnfolder]: For 306/306 co-relation queries the response was YES. [2021-03-26 11:37:17,911 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1774 conditions, 1220 events. 199/1220 cut-off events. For 306/306 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 7473 event pairs, 72 based on Foata normal form. 0/1213 useless extension candidates. Maximal degree in co-relation 890. Up to 193 conditions per place. [2021-03-26 11:37:17,916 INFO L142 LiptonReduction]: Number of co-enabled transitions 1296 [2021-03-26 11:37:18,293 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-03-26 11:37:18,400 INFO L154 LiptonReduction]: Checked pairs total: 2082 [2021-03-26 11:37:18,400 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 11:37:18,400 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 537 [2021-03-26 11:37:18,401 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 51 transitions, 190 flow [2021-03-26 11:37:18,401 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 136.0) internal successors, (544), 4 states have internal predecessors, (544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:18,401 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:37:18,401 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:37:18,401 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-03-26 11:37:18,402 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:37:18,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:37:18,402 INFO L82 PathProgramCache]: Analyzing trace with hash 564689674, now seen corresponding path program 1 times [2021-03-26 11:37:18,402 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:37:18,402 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990955619] [2021-03-26 11:37:18,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:37:18,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:37:18,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:18,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:37:18,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:37:18,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:37:18,426 INFO L142 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size [2021-03-26 11:37:18,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:18,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:18,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:37:18,427 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990955619] [2021-03-26 11:37:18,427 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:37:18,427 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 11:37:18,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715565447] [2021-03-26 11:37:18,427 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 11:37:18,427 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:37:18,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 11:37:18,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-26 11:37:18,428 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 165 [2021-03-26 11:37:18,428 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 51 transitions, 190 flow. Second operand has 5 states, 5 states have (on average 110.8) internal successors, (554), 5 states have internal predecessors, (554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:18,428 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:37:18,428 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 165 [2021-03-26 11:37:18,429 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:37:18,554 INFO L129 PetriNetUnfolder]: 207/1224 cut-off events. [2021-03-26 11:37:18,554 INFO L130 PetriNetUnfolder]: For 453/453 co-relation queries the response was YES. [2021-03-26 11:37:18,556 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2635 conditions, 1224 events. 207/1224 cut-off events. For 453/453 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 7622 event pairs, 87 based on Foata normal form. 8/1225 useless extension candidates. Maximal degree in co-relation 1357. Up to 600 conditions per place. [2021-03-26 11:37:18,559 INFO L132 encePairwiseOnDemand]: 157/165 looper letters, 20 selfloop transitions, 6 changer transitions 3/64 dead transitions. [2021-03-26 11:37:18,559 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 64 transitions, 280 flow [2021-03-26 11:37:18,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 11:37:18,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 11:37:18,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 467 transitions. [2021-03-26 11:37:18,560 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7075757575757575 [2021-03-26 11:37:18,560 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 467 transitions. [2021-03-26 11:37:18,560 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 467 transitions. [2021-03-26 11:37:18,560 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:37:18,560 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 467 transitions. [2021-03-26 11:37:18,561 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 116.75) internal successors, (467), 4 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:18,562 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 165.0) internal successors, (825), 5 states have internal predecessors, (825), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:18,562 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 165.0) internal successors, (825), 5 states have internal predecessors, (825), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:18,562 INFO L185 Difference]: Start difference. First operand has 59 places, 51 transitions, 190 flow. Second operand 4 states and 467 transitions. [2021-03-26 11:37:18,562 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 64 transitions, 280 flow [2021-03-26 11:37:18,565 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 64 transitions, 276 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 11:37:18,566 INFO L241 Difference]: Finished difference. Result has 63 places, 53 transitions, 218 flow [2021-03-26 11:37:18,566 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=188, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=218, PETRI_PLACES=63, PETRI_TRANSITIONS=53} [2021-03-26 11:37:18,566 INFO L343 CegarLoopForPetriNet]: 68 programPoint places, -5 predicate places. [2021-03-26 11:37:18,566 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:37:18,566 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 63 places, 53 transitions, 218 flow [2021-03-26 11:37:18,567 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 63 places, 53 transitions, 218 flow [2021-03-26 11:37:18,567 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 62 places, 53 transitions, 218 flow [2021-03-26 11:37:18,634 INFO L129 PetriNetUnfolder]: 207/1216 cut-off events. [2021-03-26 11:37:18,634 INFO L130 PetriNetUnfolder]: For 515/515 co-relation queries the response was YES. [2021-03-26 11:37:18,636 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2216 conditions, 1216 events. 207/1216 cut-off events. For 515/515 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 7619 event pairs, 87 based on Foata normal form. 0/1216 useless extension candidates. Maximal degree in co-relation 1135. Up to 207 conditions per place. [2021-03-26 11:37:18,645 INFO L142 LiptonReduction]: Number of co-enabled transitions 1302 [2021-03-26 11:37:18,693 INFO L154 LiptonReduction]: Checked pairs total: 3172 [2021-03-26 11:37:18,693 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 11:37:18,693 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 127 [2021-03-26 11:37:18,694 INFO L480 AbstractCegarLoop]: Abstraction has has 62 places, 53 transitions, 218 flow [2021-03-26 11:37:18,695 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 110.8) internal successors, (554), 5 states have internal predecessors, (554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:18,695 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:37:18,695 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, 1, 1] [2021-03-26 11:37:18,695 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-03-26 11:37:18,695 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:37:18,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:37:18,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1441482851, now seen corresponding path program 1 times [2021-03-26 11:37:18,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:37:18,695 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582606834] [2021-03-26 11:37:18,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:37:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:37:18,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 11:37:18,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 11:37:18,775 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-03-26 11:37:18,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 11:37:18,779 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.2 percent of original size [2021-03-26 11:37:18,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-26 11:37:18,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-26 11:37:18,825 INFO L142 QuantifierPusher]: treesize reduction 36, result has 52.6 percent of original size [2021-03-26 11:37:18,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 11:37:18,846 INFO L142 QuantifierPusher]: treesize reduction 19, result has 26.9 percent of original size [2021-03-26 11:37:18,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:37:18,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:37:18,860 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:37:18,860 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582606834] [2021-03-26 11:37:18,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2067918591] [2021-03-26 11:37:18,861 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 11:37:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:37:18,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-26 11:37:18,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:37:18,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 11:37:18,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 11:37:18,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 11:37:18,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:37:18,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:37:18,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:37:18,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:37:18,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:37:18,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:37:18,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 11:37:18,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:37:18,995 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 11:37:18,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:37:18,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:37:18,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:37:18,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:37:18,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:18,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:37:19,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:37:19,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:37:19,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 11:37:19,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:37:19,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:37:19,021 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-26 11:37:19,021 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:37:19,021 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4] total 11 [2021-03-26 11:37:19,021 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204597962] [2021-03-26 11:37:19,021 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 11:37:19,021 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:37:19,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 11:37:19,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2021-03-26 11:37:19,022 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 167 [2021-03-26 11:37:19,023 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 53 transitions, 218 flow. Second operand has 12 states, 12 states have (on average 82.33333333333333) internal successors, (988), 12 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:19,023 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:37:19,023 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 167 [2021-03-26 11:37:19,023 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:37:24,744 INFO L129 PetriNetUnfolder]: 43393/72496 cut-off events. [2021-03-26 11:37:24,744 INFO L130 PetriNetUnfolder]: For 17420/17420 co-relation queries the response was YES. [2021-03-26 11:37:25,019 INFO L84 FinitePrefix]: Finished finitePrefix Result has 152180 conditions, 72496 events. 43393/72496 cut-off events. For 17420/17420 co-relation queries the response was YES. Maximal size of possible extension queue 2207. Compared 608933 event pairs, 12616 based on Foata normal form. 587/72602 useless extension candidates. Maximal degree in co-relation 59448. Up to 37687 conditions per place. [2021-03-26 11:37:25,311 INFO L132 encePairwiseOnDemand]: 150/167 looper letters, 117 selfloop transitions, 81 changer transitions 5/228 dead transitions. [2021-03-26 11:37:25,311 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 228 transitions, 1067 flow [2021-03-26 11:37:25,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-26 11:37:25,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-03-26 11:37:25,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 2102 transitions. [2021-03-26 11:37:25,315 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5244510978043913 [2021-03-26 11:37:25,315 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 2102 transitions. [2021-03-26 11:37:25,315 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 2102 transitions. [2021-03-26 11:37:25,315 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:37:25,316 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 2102 transitions. [2021-03-26 11:37:25,318 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 87.58333333333333) internal successors, (2102), 24 states have internal predecessors, (2102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:25,322 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 167.0) internal successors, (4175), 25 states have internal predecessors, (4175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:25,322 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 167.0) internal successors, (4175), 25 states have internal predecessors, (4175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:37:25,322 INFO L185 Difference]: Start difference. First operand has 62 places, 53 transitions, 218 flow. Second operand 24 states and 2102 transitions. [2021-03-26 11:37:25,323 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 228 transitions, 1067 flow [2021-03-26 11:37:25,519 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 228 transitions, 1024 flow, removed 13 selfloop flow, removed 2 redundant places. [2021-03-26 11:37:25,521 INFO L241 Difference]: Finished difference. Result has 98 places, 148 transitions, 782 flow [2021-03-26 11:37:25,521 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=167, PETRI_DIFFERENCE_MINUEND_FLOW=208, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=782, PETRI_PLACES=98, PETRI_TRANSITIONS=148} [2021-03-26 11:37:25,521 INFO L343 CegarLoopForPetriNet]: 68 programPoint places, 30 predicate places. [2021-03-26 11:37:25,521 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:37:25,521 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 98 places, 148 transitions, 782 flow [2021-03-26 11:37:25,521 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 98 places, 148 transitions, 782 flow [2021-03-26 11:37:25,522 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 96 places, 148 transitions, 782 flow [2021-03-26 11:37:26,589 INFO L129 PetriNetUnfolder]: 6143/15310 cut-off events. [2021-03-26 11:37:26,589 INFO L130 PetriNetUnfolder]: For 16029/16166 co-relation queries the response was YES. [2021-03-26 11:37:26,672 INFO L84 FinitePrefix]: Finished finitePrefix Result has 36421 conditions, 15310 events. 6143/15310 cut-off events. For 16029/16166 co-relation queries the response was YES. Maximal size of possible extension queue 783. Compared 150332 event pairs, 1286 based on Foata normal form. 55/14407 useless extension candidates. Maximal degree in co-relation 31051. Up to 2962 conditions per place. [2021-03-26 11:37:26,829 INFO L142 LiptonReduction]: Number of co-enabled transitions 3116 [2021-03-26 11:43:03,507 INFO L154 LiptonReduction]: Checked pairs total: 16509 [2021-03-26 11:43:03,508 INFO L156 LiptonReduction]: Total number of compositions: 14 [2021-03-26 11:43:03,508 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 337987 [2021-03-26 11:43:03,508 INFO L480 AbstractCegarLoop]: Abstraction has has 96 places, 148 transitions, 815 flow [2021-03-26 11:43:03,508 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 82.33333333333333) internal successors, (988), 12 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:43:03,509 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:43:03,509 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 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 11:43:03,723 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 11:43:03,724 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:43:03,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:43:03,724 INFO L82 PathProgramCache]: Analyzing trace with hash 645851493, now seen corresponding path program 1 times [2021-03-26 11:43:03,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:43:03,724 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288181847] [2021-03-26 11:43:03,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:43:03,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:43:03,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 11:43:03,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:43:03,788 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 11:43:03,788 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288181847] [2021-03-26 11:43:03,788 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2090714380] [2021-03-26 11:43:03,788 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 11:43:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:43:03,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 11:43:03,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:43:03,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:43:03,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:43:03,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:43:03,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:43:03,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:43:03,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:43:03,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:43:03,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 11:43:03,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:43:03,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:43:03,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:43:03,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 11:43:03,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 11:43:03,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:43:03,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:43:03,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:43:03,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,984 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-26 11:43:03,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:43:03,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 11:43:03,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:43:03,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:43:03,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:43:03,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 11:43:03,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 11:43:03,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:43:03,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:43:03,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:43:03,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:43:03,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:43:03,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:43:03,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:43:03,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:43:03,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:43:03,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:43:03,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:43:03,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:43:03,995 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 11:43:03,996 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:43:03,996 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-03-26 11:43:03,996 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388047323] [2021-03-26 11:43:03,996 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 11:43:03,996 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:43:03,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 11:43:03,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-03-26 11:43:03,998 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 181 [2021-03-26 11:43:03,999 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 148 transitions, 815 flow. Second operand has 12 states, 12 states have (on average 110.5) internal successors, (1326), 12 states have internal predecessors, (1326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:43:03,999 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:43:03,999 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 181 [2021-03-26 11:43:03,999 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:43:05,307 INFO L129 PetriNetUnfolder]: 2969/10843 cut-off events. [2021-03-26 11:43:05,307 INFO L130 PetriNetUnfolder]: For 16123/16422 co-relation queries the response was YES. [2021-03-26 11:43:05,360 INFO L84 FinitePrefix]: Finished finitePrefix Result has 32042 conditions, 10843 events. 2969/10843 cut-off events. For 16123/16422 co-relation queries the response was YES. Maximal size of possible extension queue 513. Compared 119856 event pairs, 1118 based on Foata normal form. 555/10955 useless extension candidates. Maximal degree in co-relation 24491. Up to 1718 conditions per place. [2021-03-26 11:43:05,388 INFO L132 encePairwiseOnDemand]: 160/181 looper letters, 26 selfloop transitions, 25 changer transitions 0/116 dead transitions. [2021-03-26 11:43:05,389 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 116 transitions, 708 flow [2021-03-26 11:43:05,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-26 11:43:05,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-26 11:43:05,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1132 transitions. [2021-03-26 11:43:05,392 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.625414364640884 [2021-03-26 11:43:05,392 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1132 transitions. [2021-03-26 11:43:05,392 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1132 transitions. [2021-03-26 11:43:05,393 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:43:05,393 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1132 transitions. [2021-03-26 11:43:05,396 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 113.2) internal successors, (1132), 10 states have internal predecessors, (1132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:43:05,397 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 181.0) internal successors, (1991), 11 states have internal predecessors, (1991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:43:05,398 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 181.0) internal successors, (1991), 11 states have internal predecessors, (1991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:43:05,398 INFO L185 Difference]: Start difference. First operand has 96 places, 148 transitions, 815 flow. Second operand 10 states and 1132 transitions. [2021-03-26 11:43:05,398 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 116 transitions, 708 flow [2021-03-26 11:43:05,782 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 116 transitions, 652 flow, removed 26 selfloop flow, removed 7 redundant places. [2021-03-26 11:43:05,783 INFO L241 Difference]: Finished difference. Result has 95 places, 102 transitions, 602 flow [2021-03-26 11:43:05,784 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=461, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=602, PETRI_PLACES=95, PETRI_TRANSITIONS=102} [2021-03-26 11:43:05,784 INFO L343 CegarLoopForPetriNet]: 68 programPoint places, 27 predicate places. [2021-03-26 11:43:05,784 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:43:05,784 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 95 places, 102 transitions, 602 flow [2021-03-26 11:43:05,784 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 95 places, 102 transitions, 602 flow [2021-03-26 11:43:05,784 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 95 places, 102 transitions, 602 flow [2021-03-26 11:43:06,531 INFO L129 PetriNetUnfolder]: 2871/10378 cut-off events. [2021-03-26 11:43:06,531 INFO L130 PetriNetUnfolder]: For 12252/12297 co-relation queries the response was YES. [2021-03-26 11:43:06,585 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25037 conditions, 10378 events. 2871/10378 cut-off events. For 12252/12297 co-relation queries the response was YES. Maximal size of possible extension queue 521. Compared 113791 event pairs, 956 based on Foata normal form. 33/9786 useless extension candidates. Maximal degree in co-relation 13443. Up to 1687 conditions per place. [2021-03-26 11:43:06,697 INFO L142 LiptonReduction]: Number of co-enabled transitions 2540 [2021-03-26 11:44:02,338 INFO L154 LiptonReduction]: Checked pairs total: 5788 [2021-03-26 11:44:02,338 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-26 11:44:02,338 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 56554 [2021-03-26 11:44:02,339 INFO L480 AbstractCegarLoop]: Abstraction has has 93 places, 100 transitions, 598 flow [2021-03-26 11:44:02,339 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 110.5) internal successors, (1326), 12 states have internal predecessors, (1326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:44:02,339 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:44:02,339 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:44:02,539 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-03-26 11:44:02,539 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:44:02,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:44:02,540 INFO L82 PathProgramCache]: Analyzing trace with hash -1245847721, now seen corresponding path program 1 times [2021-03-26 11:44:02,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:44:02,540 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594842192] [2021-03-26 11:44:02,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:44:02,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:44:02,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:44:02,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:44:02,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 11:44:02,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 11:44:02,612 INFO L142 QuantifierPusher]: treesize reduction 10, result has 67.7 percent of original size [2021-03-26 11:44:02,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 11:44:02,622 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-03-26 11:44:02,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 11:44:02,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 11:44:02,642 INFO L142 QuantifierPusher]: treesize reduction 9, result has 75.0 percent of original size [2021-03-26 11:44:02,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 11:44:02,655 INFO L142 QuantifierPusher]: treesize reduction 19, result has 55.8 percent of original size [2021-03-26 11:44:02,655 INFO L147 QuantifierPusher]: treesize reduction 5, result has 79.2 percent of original size 19 [2021-03-26 11:44:02,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:44:02,686 INFO L142 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size [2021-03-26 11:44:02,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:44:02,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:44:02,707 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-03-26 11:44:02,707 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594842192] [2021-03-26 11:44:02,707 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1826398183] [2021-03-26 11:44:02,707 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 11:44:02,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:44:02,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-26 11:44:02,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:44:02,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 11:44:02,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 11:44:02,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:44:02,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:44:02,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 11:44:02,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:44:02,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:44:02,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 11:44:02,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:44:02,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:44:02,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 11:44:02,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:44:02,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 11:44:02,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 11:44:02,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:44:02,878 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 11:44:02,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:44:02,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:44:02,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:44:02,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:44:02,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:44:02,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:44:02,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 11:44:02,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 11:44:02,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:44:02,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:44:02,923 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-03-26 11:44:02,923 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:44:02,923 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 4] total 16 [2021-03-26 11:44:02,923 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93828150] [2021-03-26 11:44:02,923 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-26 11:44:02,923 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:44:02,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-26 11:44:02,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2021-03-26 11:44:02,925 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 61 out of 186 [2021-03-26 11:44:02,926 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 100 transitions, 598 flow. Second operand has 17 states, 17 states have (on average 64.11764705882354) internal successors, (1090), 17 states have internal predecessors, (1090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:44:02,926 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:44:02,926 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 61 of 186 [2021-03-26 11:44:02,926 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:44:11,623 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 25