/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-wmm/rfi002_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-26 10:18:33,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-26 10:18:33,262 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-26 10:18:33,280 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-26 10:18:33,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-26 10:18:33,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-26 10:18:33,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-26 10:18:33,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-26 10:18:33,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-26 10:18:33,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-26 10:18:33,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-26 10:18:33,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-26 10:18:33,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-26 10:18:33,288 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-26 10:18:33,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-26 10:18:33,289 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-26 10:18:33,290 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-26 10:18:33,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-26 10:18:33,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-26 10:18:33,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-26 10:18:33,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-26 10:18:33,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-26 10:18:33,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-26 10:18:33,296 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-26 10:18:33,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-26 10:18:33,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-26 10:18:33,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-26 10:18:33,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-26 10:18:33,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-26 10:18:33,302 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-26 10:18:33,302 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-26 10:18:33,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-26 10:18:33,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-26 10:18:33,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-26 10:18:33,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-26 10:18:33,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-26 10:18:33,304 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 10:18:33,327 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-26 10:18:33,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-26 10:18:33,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-26 10:18:33,328 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-26 10:18:33,328 INFO L138 SettingsManager]: * Use SBE=true [2021-03-26 10:18:33,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-26 10:18:33,329 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-26 10:18:33,329 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-26 10:18:33,329 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-26 10:18:33,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-26 10:18:33,329 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-26 10:18:33,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-26 10:18:33,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-26 10:18:33,330 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-26 10:18:33,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-26 10:18:33,330 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-26 10:18:33,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-26 10:18:33,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-26 10:18:33,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-26 10:18:33,331 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-26 10:18:33,331 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-26 10:18:33,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 10:18:33,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-26 10:18:33,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-26 10:18:33,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-26 10:18:33,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-26 10:18:33,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-26 10:18:33,332 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES_DISJUNCTIVE [2021-03-26 10:18:33,332 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-26 10:18:33,332 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-26 10:18:33,332 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-26 10:18:33,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-26 10:18:33,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-26 10:18:33,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-26 10:18:33,592 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-26 10:18:33,593 INFO L275 PluginConnector]: CDTParser initialized [2021-03-26 10:18:33,594 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i [2021-03-26 10:18:33,640 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d4966c3a/35081778d2864d91b756bd8349cb7116/FLAGa576179b1 [2021-03-26 10:18:34,336 INFO L306 CDTParser]: Found 1 translation units. [2021-03-26 10:18:34,337 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i [2021-03-26 10:18:34,369 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d4966c3a/35081778d2864d91b756bd8349cb7116/FLAGa576179b1 [2021-03-26 10:18:34,655 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d4966c3a/35081778d2864d91b756bd8349cb7116 [2021-03-26 10:18:34,657 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-26 10:18:34,759 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-26 10:18:34,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-26 10:18:34,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-26 10:18:34,772 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-26 10:18:34,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 10:18:34" (1/1) ... [2021-03-26 10:18:34,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d28826f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:18:34, skipping insertion in model container [2021-03-26 10:18:34,773 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 10:18:34" (1/1) ... [2021-03-26 10:18:34,938 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-26 10:18:34,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-26 10:18:35,507 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-wmm/rfi002_tso.oepc.i[992,1005] [2021-03-26 10:18:35,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 10:18:35,669 INFO L203 MainTranslator]: Completed pre-run [2021-03-26 10:18:35,682 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-wmm/rfi002_tso.oepc.i[992,1005] [2021-03-26 10:18:35,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 10:18:35,785 INFO L208 MainTranslator]: Completed translation [2021-03-26 10:18:35,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:18:35 WrapperNode [2021-03-26 10:18:35,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-26 10:18:35,788 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-26 10:18:35,788 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-26 10:18:35,788 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-26 10:18:35,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:18:35" (1/1) ... [2021-03-26 10:18:35,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:18:35" (1/1) ... [2021-03-26 10:18:35,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-26 10:18:35,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-26 10:18:35,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-26 10:18:35,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-26 10:18:35,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:18:35" (1/1) ... [2021-03-26 10:18:35,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:18:35" (1/1) ... [2021-03-26 10:18:35,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:18:35" (1/1) ... [2021-03-26 10:18:35,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:18:35" (1/1) ... [2021-03-26 10:18:35,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:18:35" (1/1) ... [2021-03-26 10:18:35,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:18:35" (1/1) ... [2021-03-26 10:18:35,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:18:35" (1/1) ... [2021-03-26 10:18:35,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-26 10:18:35,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-26 10:18:35,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-26 10:18:35,911 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-26 10:18:35,912 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:18:35" (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 10:18:36,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-26 10:18:36,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-26 10:18:36,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-26 10:18:36,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-26 10:18:36,075 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-26 10:18:36,075 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-26 10:18:36,076 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-26 10:18:36,076 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-26 10:18:36,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-26 10:18:36,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-26 10:18:36,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-26 10:18:36,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-26 10:18:36,079 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 10:18:42,872 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-26 10:18:42,873 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-03-26 10:18:42,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 10:18:42 BoogieIcfgContainer [2021-03-26 10:18:42,875 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-26 10:18:42,876 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-26 10:18:42,876 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-26 10:18:43,541 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-26 10:18:43,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.03 10:18:34" (1/3) ... [2021-03-26 10:18:43,541 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43f553b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 10:18:43, skipping insertion in model container [2021-03-26 10:18:43,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:18:35" (2/3) ... [2021-03-26 10:18:43,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43f553b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 10:18:43, skipping insertion in model container [2021-03-26 10:18:43,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 10:18:42" (3/3) ... [2021-03-26 10:18:43,591 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi002_tso.oepc.i [2021-03-26 10:18:43,695 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-26 10:18:43,938 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-03-26 10:18:43,995 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-26 10:18:44,047 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,047 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,047 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,047 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,047 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,048 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,048 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,048 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,048 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,048 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,048 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,048 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,048 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,048 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,048 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,049 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,049 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,049 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,049 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,049 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,049 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,049 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,049 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,050 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,050 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,050 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,050 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,051 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,051 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,051 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,051 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,051 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,051 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,051 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,051 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,052 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,052 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,052 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,052 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,052 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,052 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,052 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,052 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,052 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,053 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,053 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,053 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,053 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,053 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,053 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,053 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,053 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,053 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,053 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,053 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,053 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,053 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,054 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,054 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,054 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,055 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,055 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,055 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,055 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,055 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,055 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,056 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,057 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,057 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,057 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,057 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,057 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,058 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,058 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,058 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,058 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,058 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,058 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,058 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,058 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,058 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,058 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,059 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,059 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,059 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,059 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,059 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,059 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,059 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,061 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,061 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,062 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,064 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,064 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,065 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,065 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,070 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,070 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,070 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,070 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,070 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,070 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,070 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,071 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,071 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,071 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,071 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,072 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,072 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,072 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,072 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,072 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,072 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,073 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,073 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,073 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,073 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,074 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,074 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,081 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,081 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,081 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,081 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,081 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,081 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,081 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,091 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,092 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,092 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,092 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,092 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,092 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,092 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,092 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,093 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,093 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,093 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,093 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,093 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,093 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,093 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,093 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,093 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,093 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,093 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,093 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,093 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,093 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,093 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,094 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,094 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,094 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,094 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,100 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,100 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,100 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,100 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,100 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,100 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,101 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,101 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,101 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,101 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,102 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,102 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,102 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,102 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,102 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,102 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,102 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,102 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,102 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,102 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,104 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,104 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,104 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,104 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,104 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,106 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,106 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,106 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,106 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,106 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,106 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,107 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,107 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,107 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,107 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,107 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,107 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,107 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,107 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,107 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,107 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,107 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,107 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,108 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,108 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,108 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,108 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,108 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,108 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,108 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,108 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,108 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,108 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,108 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,108 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,110 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,113 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,113 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,113 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,113 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,113 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,113 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,113 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,113 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,113 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,114 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,115 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,116 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,116 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,116 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,116 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,116 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,116 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,117 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,117 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,117 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,117 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,117 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,117 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,117 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,117 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,117 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,117 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,117 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,118 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:18:44,120 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-26 10:18:45,012 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-26 10:18:45,053 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 10:18:45,053 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 10:18:45,053 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 10:18:45,053 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 10:18:45,053 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 10:18:45,053 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 10:18:45,053 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 10:18:45,053 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 10:18:45,065 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 105 places, 100 transitions, 210 flow [2021-03-26 10:18:45,160 INFO L129 PetriNetUnfolder]: 2/98 cut-off events. [2021-03-26 10:18:45,161 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:18:45,170 INFO L84 FinitePrefix]: Finished finitePrefix Result has 105 conditions, 98 events. 2/98 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 64 event pairs, 0 based on Foata normal form. 0/93 useless extension candidates. Maximal degree in co-relation 50. Up to 2 conditions per place. [2021-03-26 10:18:45,170 INFO L82 GeneralOperation]: Start removeDead. Operand has 105 places, 100 transitions, 210 flow [2021-03-26 10:18:45,174 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 103 places, 98 transitions, 202 flow [2021-03-26 10:18:45,175 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:18:45,183 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 103 places, 98 transitions, 202 flow [2021-03-26 10:18:45,184 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 103 places, 98 transitions, 202 flow [2021-03-26 10:18:45,187 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 103 places, 98 transitions, 202 flow [2021-03-26 10:18:45,212 INFO L129 PetriNetUnfolder]: 2/98 cut-off events. [2021-03-26 10:18:45,212 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:18:45,213 INFO L84 FinitePrefix]: Finished finitePrefix Result has 105 conditions, 98 events. 2/98 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 64 event pairs, 0 based on Foata normal form. 0/93 useless extension candidates. Maximal degree in co-relation 50. Up to 2 conditions per place. [2021-03-26 10:18:45,215 INFO L142 LiptonReduction]: Number of co-enabled transitions 1190 [2021-03-26 10:18:45,900 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-03-26 10:18:47,288 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 110 [2021-03-26 10:18:47,425 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-03-26 10:18:48,559 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 208 DAG size of output: 164 [2021-03-26 10:18:48,904 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2021-03-26 10:18:50,661 WARN L205 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 188 [2021-03-26 10:18:50,933 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2021-03-26 10:18:52,187 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 312 DAG size of output: 268 [2021-03-26 10:18:52,788 WARN L205 SmtUtils]: Spent 599.00 ms on a formula simplification that was a NOOP. DAG size: 265 [2021-03-26 10:18:53,269 INFO L154 LiptonReduction]: Checked pairs total: 2663 [2021-03-26 10:18:53,269 INFO L156 LiptonReduction]: Total number of compositions: 68 [2021-03-26 10:18:53,405 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8231 [2021-03-26 10:18:53,675 INFO L129 PetriNetUnfolder]: 0/18 cut-off events. [2021-03-26 10:18:53,675 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:18:53,675 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:18:53,689 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 10:18:53,690 INFO L428 AbstractCegarLoop]: === Iteration 1 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:18:53,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:18:53,888 INFO L82 PathProgramCache]: Analyzing trace with hash -597945919, now seen corresponding path program 1 times [2021-03-26 10:18:53,944 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:18:53,945 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581647195] [2021-03-26 10:18:53,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:18:54,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:18:54,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:18:54,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:18:54,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:18:54,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:18:54,762 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 10:18:54,762 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581647195] [2021-03-26 10:18:54,763 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:18:54,763 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 10:18:54,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866700213] [2021-03-26 10:18:55,067 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 10:18:55,068 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:18:55,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 10:18:55,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 10:18:55,456 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 143 out of 168 [2021-03-26 10:18:55,496 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 38 transitions, 82 flow. Second operand has 3 states, 3 states have (on average 143.66666666666666) internal successors, (431), 3 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 10:18:55,497 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:18:55,497 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 143 of 168 [2021-03-26 10:18:55,497 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:18:55,810 INFO L129 PetriNetUnfolder]: 57/185 cut-off events. [2021-03-26 10:18:55,811 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:18:55,812 INFO L84 FinitePrefix]: Finished finitePrefix Result has 298 conditions, 185 events. 57/185 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 817 event pairs, 22 based on Foata normal form. 15/182 useless extension candidates. Maximal degree in co-relation 277. Up to 88 conditions per place. [2021-03-26 10:18:55,814 INFO L132 encePairwiseOnDemand]: 164/168 looper letters, 12 selfloop transitions, 2 changer transitions 0/40 dead transitions. [2021-03-26 10:18:55,814 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 40 transitions, 114 flow [2021-03-26 10:18:55,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 10:18:55,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 10:18:55,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 446 transitions. [2021-03-26 10:18:55,919 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8849206349206349 [2021-03-26 10:18:55,934 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 446 transitions. [2021-03-26 10:18:55,935 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 446 transitions. [2021-03-26 10:18:55,936 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:18:55,937 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 446 transitions. [2021-03-26 10:18:55,939 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 148.66666666666666) internal successors, (446), 3 states have internal predecessors, (446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:18:55,944 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 168.0) internal successors, (672), 4 states have internal predecessors, (672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:18:55,944 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 168.0) internal successors, (672), 4 states have internal predecessors, (672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:18:55,945 INFO L185 Difference]: Start difference. First operand has 44 places, 38 transitions, 82 flow. Second operand 3 states and 446 transitions. [2021-03-26 10:18:55,946 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 40 transitions, 114 flow [2021-03-26 10:18:55,947 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 42 places, 40 transitions, 112 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 10:18:55,948 INFO L241 Difference]: Finished difference. Result has 42 places, 35 transitions, 78 flow [2021-03-26 10:18:55,975 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=168, PETRI_DIFFERENCE_MINUEND_FLOW=74, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=78, PETRI_PLACES=42, PETRI_TRANSITIONS=35} [2021-03-26 10:18:55,976 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, -2 predicate places. [2021-03-26 10:18:55,976 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:18:55,976 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 42 places, 35 transitions, 78 flow [2021-03-26 10:18:55,976 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 42 places, 35 transitions, 78 flow [2021-03-26 10:18:55,976 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 42 places, 35 transitions, 78 flow [2021-03-26 10:18:55,980 INFO L129 PetriNetUnfolder]: 0/35 cut-off events. [2021-03-26 10:18:55,980 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:18:55,980 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43 conditions, 35 events. 0/35 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 37 event pairs, 0 based on Foata normal form. 0/33 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-03-26 10:18:55,981 INFO L142 LiptonReduction]: Number of co-enabled transitions 258 [2021-03-26 10:18:56,372 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-03-26 10:18:56,666 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-03-26 10:18:57,261 WARN L205 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2021-03-26 10:18:57,814 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2021-03-26 10:18:57,948 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 64 [2021-03-26 10:18:58,865 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-03-26 10:18:59,152 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-03-26 10:18:59,829 WARN L205 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2021-03-26 10:19:00,502 WARN L205 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2021-03-26 10:19:01,349 INFO L154 LiptonReduction]: Checked pairs total: 1060 [2021-03-26 10:19:01,349 INFO L156 LiptonReduction]: Total number of compositions: 13 [2021-03-26 10:19:01,349 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5373 [2021-03-26 10:19:01,350 INFO L480 AbstractCegarLoop]: Abstraction has has 30 places, 23 transitions, 54 flow [2021-03-26 10:19:01,350 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 143.66666666666666) internal successors, (431), 3 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 10:19:01,350 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:19:01,350 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:19:01,350 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-26 10:19:01,351 INFO L428 AbstractCegarLoop]: === Iteration 2 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:19:01,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:19:01,351 INFO L82 PathProgramCache]: Analyzing trace with hash -1356452193, now seen corresponding path program 1 times [2021-03-26 10:19:01,351 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:19:01,351 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019000100] [2021-03-26 10:19:01,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:19:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:19:01,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:19:01,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:19:01,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:19:01,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:19:01,406 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 10:19:01,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019000100] [2021-03-26 10:19:01,406 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:19:01,406 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 10:19:01,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331034050] [2021-03-26 10:19:01,407 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 10:19:01,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:19:01,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 10:19:01,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 10:19:01,408 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 181 [2021-03-26 10:19:01,409 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 30 places, 23 transitions, 54 flow. Second operand has 3 states, 3 states have (on average 163.66666666666666) internal successors, (491), 3 states have internal predecessors, (491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:01,409 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:19:01,409 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 181 [2021-03-26 10:19:01,409 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:19:01,433 INFO L129 PetriNetUnfolder]: 3/30 cut-off events. [2021-03-26 10:19:01,433 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:19:01,433 INFO L84 FinitePrefix]: Finished finitePrefix Result has 50 conditions, 30 events. 3/30 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 51 event pairs, 0 based on Foata normal form. 0/29 useless extension candidates. Maximal degree in co-relation 38. Up to 10 conditions per place. [2021-03-26 10:19:01,433 INFO L132 encePairwiseOnDemand]: 178/181 looper letters, 4 selfloop transitions, 2 changer transitions 1/23 dead transitions. [2021-03-26 10:19:01,433 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 31 places, 23 transitions, 66 flow [2021-03-26 10:19:01,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 10:19:01,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 10:19:01,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 496 transitions. [2021-03-26 10:19:01,436 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9134438305709024 [2021-03-26 10:19:01,436 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 496 transitions. [2021-03-26 10:19:01,436 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 496 transitions. [2021-03-26 10:19:01,436 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:19:01,436 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 496 transitions. [2021-03-26 10:19:01,437 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 165.33333333333334) internal successors, (496), 3 states have internal predecessors, (496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:01,438 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 181.0) internal successors, (724), 4 states have internal predecessors, (724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:01,439 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 181.0) internal successors, (724), 4 states have internal predecessors, (724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:01,439 INFO L185 Difference]: Start difference. First operand has 30 places, 23 transitions, 54 flow. Second operand 3 states and 496 transitions. [2021-03-26 10:19:01,439 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 31 places, 23 transitions, 66 flow [2021-03-26 10:19:01,439 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 29 places, 23 transitions, 62 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 10:19:01,439 INFO L241 Difference]: Finished difference. Result has 29 places, 21 transitions, 50 flow [2021-03-26 10:19:01,440 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=48, PETRI_DIFFERENCE_MINUEND_PLACES=27, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=20, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=50, PETRI_PLACES=29, PETRI_TRANSITIONS=21} [2021-03-26 10:19:01,440 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, -15 predicate places. [2021-03-26 10:19:01,440 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:19:01,440 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 29 places, 21 transitions, 50 flow [2021-03-26 10:19:01,440 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 29 places, 21 transitions, 50 flow [2021-03-26 10:19:01,440 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 28 places, 21 transitions, 50 flow [2021-03-26 10:19:01,443 INFO L129 PetriNetUnfolder]: 0/21 cut-off events. [2021-03-26 10:19:01,443 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:19:01,443 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29 conditions, 21 events. 0/21 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 21 event pairs, 0 based on Foata normal form. 0/21 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-03-26 10:19:01,443 INFO L142 LiptonReduction]: Number of co-enabled transitions 146 [2021-03-26 10:19:01,648 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-26 10:19:01,758 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-26 10:19:01,875 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-26 10:19:01,988 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-26 10:19:02,503 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 140 [2021-03-26 10:19:02,682 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-03-26 10:19:03,086 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 140 [2021-03-26 10:19:03,267 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-03-26 10:19:03,270 INFO L154 LiptonReduction]: Checked pairs total: 636 [2021-03-26 10:19:03,270 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 10:19:03,271 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1831 [2021-03-26 10:19:03,271 INFO L480 AbstractCegarLoop]: Abstraction has has 25 places, 18 transitions, 44 flow [2021-03-26 10:19:03,272 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 163.66666666666666) internal successors, (491), 3 states have internal predecessors, (491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:03,272 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:19:03,272 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:19:03,272 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-26 10:19:03,272 INFO L428 AbstractCegarLoop]: === Iteration 3 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:19:03,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:19:03,273 INFO L82 PathProgramCache]: Analyzing trace with hash -612317053, now seen corresponding path program 1 times [2021-03-26 10:19:03,273 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:19:03,273 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314265366] [2021-03-26 10:19:03,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:19:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:19:03,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:19:03,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:19:03,373 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 10:19:03,373 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314265366] [2021-03-26 10:19:03,373 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:19:03,373 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-26 10:19:03,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464806284] [2021-03-26 10:19:03,373 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 10:19:03,373 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:19:03,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 10:19:03,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 10:19:03,374 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 161 out of 184 [2021-03-26 10:19:03,375 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 25 places, 18 transitions, 44 flow. Second operand has 3 states, 3 states have (on average 161.66666666666666) internal successors, (485), 3 states have internal predecessors, (485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:03,375 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:19:03,375 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 161 of 184 [2021-03-26 10:19:03,375 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:19:03,387 INFO L129 PetriNetUnfolder]: 0/18 cut-off events. [2021-03-26 10:19:03,387 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:19:03,387 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30 conditions, 18 events. 0/18 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 24 event pairs, 0 based on Foata normal form. 1/19 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-26 10:19:03,388 INFO L132 encePairwiseOnDemand]: 181/184 looper letters, 1 selfloop transitions, 2 changer transitions 0/18 dead transitions. [2021-03-26 10:19:03,388 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 27 places, 18 transitions, 50 flow [2021-03-26 10:19:03,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 10:19:03,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 10:19:03,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 487 transitions. [2021-03-26 10:19:03,389 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8822463768115942 [2021-03-26 10:19:03,389 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 487 transitions. [2021-03-26 10:19:03,389 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 487 transitions. [2021-03-26 10:19:03,390 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:19:03,390 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 487 transitions. [2021-03-26 10:19:03,390 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 162.33333333333334) internal successors, (487), 3 states have internal predecessors, (487), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:03,391 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 184.0) internal successors, (736), 4 states have internal predecessors, (736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:03,392 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 184.0) internal successors, (736), 4 states have internal predecessors, (736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:03,392 INFO L185 Difference]: Start difference. First operand has 25 places, 18 transitions, 44 flow. Second operand 3 states and 487 transitions. [2021-03-26 10:19:03,392 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 27 places, 18 transitions, 50 flow [2021-03-26 10:19:03,392 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 25 places, 18 transitions, 46 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 10:19:03,392 INFO L241 Difference]: Finished difference. Result has 26 places, 18 transitions, 48 flow [2021-03-26 10:19:03,393 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=40, PETRI_DIFFERENCE_MINUEND_PLACES=23, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=18, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=48, PETRI_PLACES=26, PETRI_TRANSITIONS=18} [2021-03-26 10:19:03,393 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, -18 predicate places. [2021-03-26 10:19:03,393 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:19:03,393 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 26 places, 18 transitions, 48 flow [2021-03-26 10:19:03,393 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 26 places, 18 transitions, 48 flow [2021-03-26 10:19:03,393 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 26 places, 18 transitions, 48 flow [2021-03-26 10:19:03,396 INFO L129 PetriNetUnfolder]: 0/18 cut-off events. [2021-03-26 10:19:03,396 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:19:03,396 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29 conditions, 18 events. 0/18 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 24 event pairs, 0 based on Foata normal form. 0/18 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-26 10:19:03,396 INFO L142 LiptonReduction]: Number of co-enabled transitions 140 [2021-03-26 10:19:03,686 INFO L154 LiptonReduction]: Checked pairs total: 186 [2021-03-26 10:19:03,686 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 10:19:03,686 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 293 [2021-03-26 10:19:03,687 INFO L480 AbstractCegarLoop]: Abstraction has has 26 places, 18 transitions, 48 flow [2021-03-26 10:19:03,687 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 161.66666666666666) internal successors, (485), 3 states have internal predecessors, (485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:03,687 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:19:03,688 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:19:03,688 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-26 10:19:03,688 INFO L428 AbstractCegarLoop]: === Iteration 4 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:19:03,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:19:03,688 INFO L82 PathProgramCache]: Analyzing trace with hash 1624891589, now seen corresponding path program 1 times [2021-03-26 10:19:03,688 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:19:03,688 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614886319] [2021-03-26 10:19:03,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:19:03,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:19:03,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:19:03,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:19:03,755 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 10:19:03,756 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614886319] [2021-03-26 10:19:03,756 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:19:03,756 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-26 10:19:03,756 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118336590] [2021-03-26 10:19:03,756 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 10:19:03,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:19:03,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 10:19:03,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 10:19:03,757 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 161 out of 184 [2021-03-26 10:19:03,757 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 26 places, 18 transitions, 48 flow. Second operand has 3 states, 3 states have (on average 161.66666666666666) internal successors, (485), 3 states have internal predecessors, (485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:03,757 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:19:03,757 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 161 of 184 [2021-03-26 10:19:03,758 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:19:03,767 INFO L129 PetriNetUnfolder]: 0/18 cut-off events. [2021-03-26 10:19:03,767 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-26 10:19:03,767 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33 conditions, 18 events. 0/18 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 22 event pairs, 0 based on Foata normal form. 1/19 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-26 10:19:03,768 INFO L132 encePairwiseOnDemand]: 181/184 looper letters, 1 selfloop transitions, 2 changer transitions 0/18 dead transitions. [2021-03-26 10:19:03,768 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 28 places, 18 transitions, 54 flow [2021-03-26 10:19:03,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 10:19:03,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 10:19:03,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 487 transitions. [2021-03-26 10:19:03,770 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8822463768115942 [2021-03-26 10:19:03,770 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 487 transitions. [2021-03-26 10:19:03,770 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 487 transitions. [2021-03-26 10:19:03,770 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:19:03,770 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 487 transitions. [2021-03-26 10:19:03,771 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 162.33333333333334) internal successors, (487), 3 states have internal predecessors, (487), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:03,772 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 184.0) internal successors, (736), 4 states have internal predecessors, (736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:03,772 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 184.0) internal successors, (736), 4 states have internal predecessors, (736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:03,772 INFO L185 Difference]: Start difference. First operand has 26 places, 18 transitions, 48 flow. Second operand 3 states and 487 transitions. [2021-03-26 10:19:03,772 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 28 places, 18 transitions, 54 flow [2021-03-26 10:19:03,773 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 26 places, 18 transitions, 50 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 10:19:03,773 INFO L241 Difference]: Finished difference. Result has 27 places, 18 transitions, 52 flow [2021-03-26 10:19:03,773 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=44, PETRI_DIFFERENCE_MINUEND_PLACES=24, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=18, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=52, PETRI_PLACES=27, PETRI_TRANSITIONS=18} [2021-03-26 10:19:03,773 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, -17 predicate places. [2021-03-26 10:19:03,773 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:19:03,773 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 27 places, 18 transitions, 52 flow [2021-03-26 10:19:03,773 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 27 places, 18 transitions, 52 flow [2021-03-26 10:19:03,774 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 27 places, 18 transitions, 52 flow [2021-03-26 10:19:03,777 INFO L129 PetriNetUnfolder]: 0/18 cut-off events. [2021-03-26 10:19:03,777 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 10:19:03,777 INFO L84 FinitePrefix]: Finished finitePrefix Result has 32 conditions, 18 events. 0/18 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 22 event pairs, 0 based on Foata normal form. 0/18 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-26 10:19:03,777 INFO L142 LiptonReduction]: Number of co-enabled transitions 134 [2021-03-26 10:19:03,778 INFO L154 LiptonReduction]: Checked pairs total: 174 [2021-03-26 10:19:03,778 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 10:19:03,778 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5 [2021-03-26 10:19:03,779 INFO L480 AbstractCegarLoop]: Abstraction has has 27 places, 18 transitions, 52 flow [2021-03-26 10:19:03,779 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 161.66666666666666) internal successors, (485), 3 states have internal predecessors, (485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:03,779 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:19:03,779 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:19:03,779 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-26 10:19:03,779 INFO L428 AbstractCegarLoop]: === Iteration 5 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:19:03,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:19:03,779 INFO L82 PathProgramCache]: Analyzing trace with hash -1430008690, now seen corresponding path program 1 times [2021-03-26 10:19:03,779 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:19:03,779 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465697170] [2021-03-26 10:19:03,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:19:03,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:19:03,960 INFO L142 QuantifierPusher]: treesize reduction 30, result has 34.8 percent of original size [2021-03-26 10:19:03,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 10:19:03,971 INFO L142 QuantifierPusher]: treesize reduction 30, result has 38.8 percent of original size [2021-03-26 10:19:03,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 10:19:03,984 INFO L142 QuantifierPusher]: treesize reduction 30, result has 30.2 percent of original size [2021-03-26 10:19:03,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 10:19:03,995 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.0 percent of original size [2021-03-26 10:19:03,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 10:19:04,027 INFO L142 QuantifierPusher]: treesize reduction 30, result has 33.3 percent of original size [2021-03-26 10:19:04,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 10:19:04,043 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.1 percent of original size [2021-03-26 10:19:04,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-26 10:19:04,088 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 10:19:04,089 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465697170] [2021-03-26 10:19:04,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:19:04,089 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 10:19:04,089 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418648113] [2021-03-26 10:19:04,089 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 10:19:04,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:19:04,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 10:19:04,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-03-26 10:19:04,091 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 137 out of 184 [2021-03-26 10:19:04,092 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 27 places, 18 transitions, 52 flow. Second operand has 8 states, 8 states have (on average 137.875) internal successors, (1103), 8 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:04,092 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:19:04,092 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 137 of 184 [2021-03-26 10:19:04,093 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:19:04,267 INFO L129 PetriNetUnfolder]: 63/167 cut-off events. [2021-03-26 10:19:04,267 INFO L130 PetriNetUnfolder]: For 35/36 co-relation queries the response was YES. [2021-03-26 10:19:04,268 INFO L84 FinitePrefix]: Finished finitePrefix Result has 338 conditions, 167 events. 63/167 cut-off events. For 35/36 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 755 event pairs, 22 based on Foata normal form. 9/170 useless extension candidates. Maximal degree in co-relation 327. Up to 58 conditions per place. [2021-03-26 10:19:04,268 INFO L132 encePairwiseOnDemand]: 178/184 looper letters, 13 selfloop transitions, 8 changer transitions 0/29 dead transitions. [2021-03-26 10:19:04,269 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 31 places, 29 transitions, 117 flow [2021-03-26 10:19:04,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 10:19:04,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 10:19:04,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 708 transitions. [2021-03-26 10:19:04,271 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7695652173913043 [2021-03-26 10:19:04,271 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 708 transitions. [2021-03-26 10:19:04,272 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 708 transitions. [2021-03-26 10:19:04,272 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:19:04,272 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 708 transitions. [2021-03-26 10:19:04,273 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 141.6) internal successors, (708), 5 states have internal predecessors, (708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:04,275 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 184.0) internal successors, (1104), 6 states have internal predecessors, (1104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:04,275 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 184.0) internal successors, (1104), 6 states have internal predecessors, (1104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:04,276 INFO L185 Difference]: Start difference. First operand has 27 places, 18 transitions, 52 flow. Second operand 5 states and 708 transitions. [2021-03-26 10:19:04,276 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 31 places, 29 transitions, 117 flow [2021-03-26 10:19:04,276 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 29 places, 29 transitions, 113 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 10:19:04,277 INFO L241 Difference]: Finished difference. Result has 32 places, 23 transitions, 98 flow [2021-03-26 10:19:04,277 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=48, PETRI_DIFFERENCE_MINUEND_PLACES=25, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=18, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=13, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=98, PETRI_PLACES=32, PETRI_TRANSITIONS=23} [2021-03-26 10:19:04,278 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, -12 predicate places. [2021-03-26 10:19:04,278 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:19:04,278 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 32 places, 23 transitions, 98 flow [2021-03-26 10:19:04,278 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 32 places, 23 transitions, 98 flow [2021-03-26 10:19:04,279 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 32 places, 23 transitions, 98 flow [2021-03-26 10:19:04,285 INFO L129 PetriNetUnfolder]: 3/44 cut-off events. [2021-03-26 10:19:04,286 INFO L130 PetriNetUnfolder]: For 21/23 co-relation queries the response was YES. [2021-03-26 10:19:04,286 INFO L84 FinitePrefix]: Finished finitePrefix Result has 98 conditions, 44 events. 3/44 cut-off events. For 21/23 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 130 event pairs, 0 based on Foata normal form. 1/44 useless extension candidates. Maximal degree in co-relation 86. Up to 9 conditions per place. [2021-03-26 10:19:04,286 INFO L142 LiptonReduction]: Number of co-enabled transitions 156 [2021-03-26 10:19:04,555 INFO L154 LiptonReduction]: Checked pairs total: 213 [2021-03-26 10:19:04,556 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 10:19:04,556 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 278 [2021-03-26 10:19:04,557 INFO L480 AbstractCegarLoop]: Abstraction has has 32 places, 23 transitions, 98 flow [2021-03-26 10:19:04,558 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 137.875) internal successors, (1103), 8 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:04,558 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:19:04,558 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:19:04,558 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-26 10:19:04,559 INFO L428 AbstractCegarLoop]: === Iteration 6 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:19:04,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:19:04,560 INFO L82 PathProgramCache]: Analyzing trace with hash -392526394, now seen corresponding path program 1 times [2021-03-26 10:19:04,560 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:19:04,561 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514092248] [2021-03-26 10:19:04,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:19:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:19:04,654 INFO L142 QuantifierPusher]: treesize reduction 5, result has 37.5 percent of original size [2021-03-26 10:19:04,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:19:04,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:19:04,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:19:04,659 INFO L142 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size [2021-03-26 10:19:04,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 10:19:04,669 INFO L142 QuantifierPusher]: treesize reduction 11, result has 74.4 percent of original size [2021-03-26 10:19:04,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 10:19:04,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:19:04,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 10:19:04,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:19:04,695 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514092248] [2021-03-26 10:19:04,695 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:19:04,695 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 10:19:04,696 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255229134] [2021-03-26 10:19:04,696 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 10:19:04,696 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:19:04,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 10:19:04,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-26 10:19:04,698 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 124 out of 184 [2021-03-26 10:19:04,699 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 32 places, 23 transitions, 98 flow. Second operand has 6 states, 6 states have (on average 125.5) internal successors, (753), 6 states have internal predecessors, (753), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:04,700 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:19:04,700 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 124 of 184 [2021-03-26 10:19:04,700 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:19:04,929 INFO L129 PetriNetUnfolder]: 279/548 cut-off events. [2021-03-26 10:19:04,930 INFO L130 PetriNetUnfolder]: For 428/447 co-relation queries the response was YES. [2021-03-26 10:19:04,932 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1418 conditions, 548 events. 279/548 cut-off events. For 428/447 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 2672 event pairs, 52 based on Foata normal form. 9/554 useless extension candidates. Maximal degree in co-relation 1404. Up to 152 conditions per place. [2021-03-26 10:19:04,934 INFO L132 encePairwiseOnDemand]: 174/184 looper letters, 32 selfloop transitions, 21 changer transitions 22/80 dead transitions. [2021-03-26 10:19:04,934 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 40 places, 80 transitions, 459 flow [2021-03-26 10:19:04,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 10:19:04,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 10:19:04,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1181 transitions. [2021-03-26 10:19:04,937 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7131642512077294 [2021-03-26 10:19:04,938 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1181 transitions. [2021-03-26 10:19:04,938 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1181 transitions. [2021-03-26 10:19:04,939 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:19:04,939 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1181 transitions. [2021-03-26 10:19:04,974 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 131.22222222222223) internal successors, (1181), 9 states have internal predecessors, (1181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:04,976 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 184.0) internal successors, (1840), 10 states have internal predecessors, (1840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:04,977 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 184.0) internal successors, (1840), 10 states have internal predecessors, (1840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:04,977 INFO L185 Difference]: Start difference. First operand has 32 places, 23 transitions, 98 flow. Second operand 9 states and 1181 transitions. [2021-03-26 10:19:04,977 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 40 places, 80 transitions, 459 flow [2021-03-26 10:19:04,980 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 80 transitions, 458 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 10:19:04,982 INFO L241 Difference]: Finished difference. Result has 46 places, 43 transitions, 277 flow [2021-03-26 10:19:04,982 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=97, PETRI_DIFFERENCE_MINUEND_PLACES=31, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=23, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=277, PETRI_PLACES=46, PETRI_TRANSITIONS=43} [2021-03-26 10:19:04,983 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 2 predicate places. [2021-03-26 10:19:04,983 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:19:04,983 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 46 places, 43 transitions, 277 flow [2021-03-26 10:19:04,984 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 46 places, 43 transitions, 277 flow [2021-03-26 10:19:04,984 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 45 places, 43 transitions, 277 flow [2021-03-26 10:19:05,010 INFO L129 PetriNetUnfolder]: 60/191 cut-off events. [2021-03-26 10:19:05,010 INFO L130 PetriNetUnfolder]: For 345/363 co-relation queries the response was YES. [2021-03-26 10:19:05,011 INFO L84 FinitePrefix]: Finished finitePrefix Result has 608 conditions, 191 events. 60/191 cut-off events. For 345/363 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1040 event pairs, 8 based on Foata normal form. 6/192 useless extension candidates. Maximal degree in co-relation 588. Up to 46 conditions per place. [2021-03-26 10:19:05,013 INFO L142 LiptonReduction]: Number of co-enabled transitions 222 [2021-03-26 10:19:06,009 WARN L205 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 211 [2021-03-26 10:19:06,806 WARN L205 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 203 [2021-03-26 10:19:08,969 WARN L205 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 378 DAG size of output: 313 [2021-03-26 10:19:09,828 WARN L205 SmtUtils]: Spent 856.00 ms on a formula simplification that was a NOOP. DAG size: 305 [2021-03-26 10:19:09,845 INFO L154 LiptonReduction]: Checked pairs total: 471 [2021-03-26 10:19:09,845 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 10:19:09,845 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4862 [2021-03-26 10:19:09,846 INFO L480 AbstractCegarLoop]: Abstraction has has 45 places, 43 transitions, 282 flow [2021-03-26 10:19:09,847 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 125.5) internal successors, (753), 6 states have internal predecessors, (753), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:09,847 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:19:09,847 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:19:09,847 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-26 10:19:09,847 INFO L428 AbstractCegarLoop]: === Iteration 7 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:19:09,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:19:09,847 INFO L82 PathProgramCache]: Analyzing trace with hash 1485770260, now seen corresponding path program 2 times [2021-03-26 10:19:09,847 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:19:09,849 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223798479] [2021-03-26 10:19:09,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:19:09,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:19:09,944 INFO L142 QuantifierPusher]: treesize reduction 5, result has 88.6 percent of original size [2021-03-26 10:19:09,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 10:19:09,967 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.3 percent of original size [2021-03-26 10:19:09,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 10:19:09,991 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.5 percent of original size [2021-03-26 10:19:09,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 10:19:10,028 INFO L142 QuantifierPusher]: treesize reduction 11, result has 78.8 percent of original size [2021-03-26 10:19:10,029 INFO L147 QuantifierPusher]: treesize reduction 8, result has 80.5 percent of original size 33 [2021-03-26 10:19:10,063 INFO L142 QuantifierPusher]: treesize reduction 13, result has 79.7 percent of original size [2021-03-26 10:19:10,067 INFO L147 QuantifierPusher]: treesize reduction 8, result has 84.3 percent of original size 43 [2021-03-26 10:19:10,098 INFO L142 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size [2021-03-26 10:19:10,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 10:19:10,108 INFO L142 QuantifierPusher]: treesize reduction 7, result has 80.6 percent of original size [2021-03-26 10:19:10,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 10:19:10,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:19:10,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 10:19:10,141 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 10:19:10,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223798479] [2021-03-26 10:19:10,141 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:19:10,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-26 10:19:10,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908352215] [2021-03-26 10:19:10,141 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 10:19:10,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:19:10,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 10:19:10,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-03-26 10:19:10,143 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 120 out of 185 [2021-03-26 10:19:10,144 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 43 transitions, 282 flow. Second operand has 10 states, 10 states have (on average 120.9) internal successors, (1209), 10 states have internal predecessors, (1209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:10,144 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:19:10,144 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 120 of 185 [2021-03-26 10:19:10,144 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:19:10,547 INFO L129 PetriNetUnfolder]: 236/506 cut-off events. [2021-03-26 10:19:10,547 INFO L130 PetriNetUnfolder]: For 1541/1670 co-relation queries the response was YES. [2021-03-26 10:19:10,548 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1940 conditions, 506 events. 236/506 cut-off events. For 1541/1670 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 2602 event pairs, 24 based on Foata normal form. 51/557 useless extension candidates. Maximal degree in co-relation 1918. Up to 279 conditions per place. [2021-03-26 10:19:10,549 INFO L132 encePairwiseOnDemand]: 174/185 looper letters, 33 selfloop transitions, 34 changer transitions 22/94 dead transitions. [2021-03-26 10:19:10,549 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 94 transitions, 754 flow [2021-03-26 10:19:10,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-26 10:19:10,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-26 10:19:10,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1750 transitions. [2021-03-26 10:19:10,553 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6756756756756757 [2021-03-26 10:19:10,553 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1750 transitions. [2021-03-26 10:19:10,553 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1750 transitions. [2021-03-26 10:19:10,554 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:19:10,554 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1750 transitions. [2021-03-26 10:19:10,556 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 125.0) internal successors, (1750), 14 states have internal predecessors, (1750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:10,559 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 185.0) internal successors, (2775), 15 states have internal predecessors, (2775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:10,559 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 185.0) internal successors, (2775), 15 states have internal predecessors, (2775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:10,559 INFO L185 Difference]: Start difference. First operand has 45 places, 43 transitions, 282 flow. Second operand 14 states and 1750 transitions. [2021-03-26 10:19:10,559 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 94 transitions, 754 flow [2021-03-26 10:19:10,565 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 94 transitions, 736 flow, removed 9 selfloop flow, removed 1 redundant places. [2021-03-26 10:19:10,566 INFO L241 Difference]: Finished difference. Result has 66 places, 58 transitions, 517 flow [2021-03-26 10:19:10,566 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=185, PETRI_DIFFERENCE_MINUEND_FLOW=272, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=517, PETRI_PLACES=66, PETRI_TRANSITIONS=58} [2021-03-26 10:19:10,567 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 22 predicate places. [2021-03-26 10:19:10,567 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:19:10,567 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 66 places, 58 transitions, 517 flow [2021-03-26 10:19:10,567 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 66 places, 58 transitions, 517 flow [2021-03-26 10:19:10,567 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 63 places, 58 transitions, 517 flow [2021-03-26 10:19:10,597 INFO L129 PetriNetUnfolder]: 66/213 cut-off events. [2021-03-26 10:19:10,597 INFO L130 PetriNetUnfolder]: For 731/745 co-relation queries the response was YES. [2021-03-26 10:19:10,598 INFO L84 FinitePrefix]: Finished finitePrefix Result has 887 conditions, 213 events. 66/213 cut-off events. For 731/745 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 1189 event pairs, 4 based on Foata normal form. 5/215 useless extension candidates. Maximal degree in co-relation 857. Up to 51 conditions per place. [2021-03-26 10:19:10,599 INFO L142 LiptonReduction]: Number of co-enabled transitions 244 [2021-03-26 10:19:10,876 INFO L154 LiptonReduction]: Checked pairs total: 462 [2021-03-26 10:19:10,876 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 10:19:10,876 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 309 [2021-03-26 10:19:10,877 INFO L480 AbstractCegarLoop]: Abstraction has has 63 places, 58 transitions, 517 flow [2021-03-26 10:19:10,877 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 120.9) internal successors, (1209), 10 states have internal predecessors, (1209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:10,877 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:19:10,877 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:19:10,877 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-26 10:19:10,877 INFO L428 AbstractCegarLoop]: === Iteration 8 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:19:10,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:19:10,878 INFO L82 PathProgramCache]: Analyzing trace with hash -994212500, now seen corresponding path program 1 times [2021-03-26 10:19:10,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:19:10,878 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118491598] [2021-03-26 10:19:10,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:19:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:19:11,014 INFO L142 QuantifierPusher]: treesize reduction 5, result has 90.0 percent of original size [2021-03-26 10:19:11,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 10:19:11,039 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.7 percent of original size [2021-03-26 10:19:11,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-26 10:19:11,067 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.7 percent of original size [2021-03-26 10:19:11,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-26 10:19:11,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:19:11,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 10:19:11,082 INFO L142 QuantifierPusher]: treesize reduction 16, result has 78.9 percent of original size [2021-03-26 10:19:11,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-26 10:19:11,104 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.2 percent of original size [2021-03-26 10:19:11,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 10:19:11,123 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.6 percent of original size [2021-03-26 10:19:11,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 10:19:11,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:19:11,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 10:19:11,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:19:11,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 10:19:11,191 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 10:19:11,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118491598] [2021-03-26 10:19:11,191 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:19:11,191 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-26 10:19:11,191 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171728553] [2021-03-26 10:19:11,191 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 10:19:11,191 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:19:11,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 10:19:11,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-03-26 10:19:11,193 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 185 [2021-03-26 10:19:11,193 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 63 places, 58 transitions, 517 flow. Second operand has 10 states, 10 states have (on average 105.1) internal successors, (1051), 10 states have internal predecessors, (1051), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:11,193 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:19:11,193 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 185 [2021-03-26 10:19:11,193 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:19:12,059 INFO L129 PetriNetUnfolder]: 443/829 cut-off events. [2021-03-26 10:19:12,059 INFO L130 PetriNetUnfolder]: For 2947/2949 co-relation queries the response was YES. [2021-03-26 10:19:12,061 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3767 conditions, 829 events. 443/829 cut-off events. For 2947/2949 co-relation queries the response was YES. Maximal size of possible extension queue 67. Compared 4156 event pairs, 28 based on Foata normal form. 9/837 useless extension candidates. Maximal degree in co-relation 3735. Up to 462 conditions per place. [2021-03-26 10:19:12,063 INFO L132 encePairwiseOnDemand]: 173/185 looper letters, 65 selfloop transitions, 45 changer transitions 32/145 dead transitions. [2021-03-26 10:19:12,063 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 145 transitions, 1351 flow [2021-03-26 10:19:12,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-26 10:19:12,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-26 10:19:12,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1651 transitions. [2021-03-26 10:19:12,067 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.594954954954955 [2021-03-26 10:19:12,067 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 1651 transitions. [2021-03-26 10:19:12,067 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 1651 transitions. [2021-03-26 10:19:12,068 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:19:12,068 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1651 transitions. [2021-03-26 10:19:12,070 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 110.06666666666666) internal successors, (1651), 15 states have internal predecessors, (1651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:12,073 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 185.0) internal successors, (2960), 16 states have internal predecessors, (2960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:12,074 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 185.0) internal successors, (2960), 16 states have internal predecessors, (2960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:12,074 INFO L185 Difference]: Start difference. First operand has 63 places, 58 transitions, 517 flow. Second operand 15 states and 1651 transitions. [2021-03-26 10:19:12,074 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 145 transitions, 1351 flow [2021-03-26 10:19:12,084 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 145 transitions, 1308 flow, removed 20 selfloop flow, removed 3 redundant places. [2021-03-26 10:19:12,087 INFO L241 Difference]: Finished difference. Result has 84 places, 92 transitions, 972 flow [2021-03-26 10:19:12,087 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=185, PETRI_DIFFERENCE_MINUEND_FLOW=492, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=972, PETRI_PLACES=84, PETRI_TRANSITIONS=92} [2021-03-26 10:19:12,087 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 40 predicate places. [2021-03-26 10:19:12,088 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:19:12,088 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 84 places, 92 transitions, 972 flow [2021-03-26 10:19:12,088 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 84 places, 92 transitions, 972 flow [2021-03-26 10:19:12,088 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 81 places, 92 transitions, 972 flow [2021-03-26 10:19:12,135 INFO L129 PetriNetUnfolder]: 124/325 cut-off events. [2021-03-26 10:19:12,136 INFO L130 PetriNetUnfolder]: For 1581/1598 co-relation queries the response was YES. [2021-03-26 10:19:12,137 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1653 conditions, 325 events. 124/325 cut-off events. For 1581/1598 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 1901 event pairs, 9 based on Foata normal form. 4/324 useless extension candidates. Maximal degree in co-relation 1614. Up to 79 conditions per place. [2021-03-26 10:19:12,138 INFO L142 LiptonReduction]: Number of co-enabled transitions 262 [2021-03-26 10:19:12,378 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 63 [2021-03-26 10:19:12,766 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 86 [2021-03-26 10:19:12,894 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-03-26 10:19:13,382 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 152 [2021-03-26 10:19:13,510 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-03-26 10:19:14,439 WARN L205 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 218 [2021-03-26 10:19:14,707 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-03-26 10:19:15,375 WARN L205 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 165 [2021-03-26 10:19:15,565 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2021-03-26 10:19:17,582 WARN L205 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 365 DAG size of output: 245 [2021-03-26 10:19:18,053 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2021-03-26 10:19:18,071 INFO L154 LiptonReduction]: Checked pairs total: 2007 [2021-03-26 10:19:18,071 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 10:19:18,071 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5983 [2021-03-26 10:19:18,072 INFO L480 AbstractCegarLoop]: Abstraction has has 81 places, 92 transitions, 995 flow [2021-03-26 10:19:18,072 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 105.1) internal successors, (1051), 10 states have internal predecessors, (1051), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:18,072 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:19:18,072 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:19:18,072 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-26 10:19:18,072 INFO L428 AbstractCegarLoop]: === Iteration 9 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:19:18,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:19:18,072 INFO L82 PathProgramCache]: Analyzing trace with hash -1081826870, now seen corresponding path program 2 times [2021-03-26 10:19:18,073 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:19:18,073 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752827697] [2021-03-26 10:19:18,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:19:18,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:19:18,147 INFO L142 QuantifierPusher]: treesize reduction 19, result has 70.3 percent of original size [2021-03-26 10:19:18,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-26 10:19:18,177 INFO L142 QuantifierPusher]: treesize reduction 15, result has 73.7 percent of original size [2021-03-26 10:19:18,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-26 10:19:18,206 INFO L142 QuantifierPusher]: treesize reduction 26, result has 65.3 percent of original size [2021-03-26 10:19:18,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-26 10:19:18,244 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-03-26 10:19:18,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 10:19:18,258 INFO L142 QuantifierPusher]: treesize reduction 8, result has 71.4 percent of original size [2021-03-26 10:19:18,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 10:19:18,271 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-03-26 10:19:18,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 10:19:18,284 INFO L142 QuantifierPusher]: treesize reduction 3, result has 75.0 percent of original size [2021-03-26 10:19:18,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 10:19:18,294 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 10:19:18,294 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752827697] [2021-03-26 10:19:18,294 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:19:18,294 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-26 10:19:18,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881968073] [2021-03-26 10:19:18,294 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 10:19:18,294 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:19:18,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 10:19:18,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-03-26 10:19:18,295 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 115 out of 188 [2021-03-26 10:19:18,296 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 81 places, 92 transitions, 995 flow. Second operand has 9 states, 9 states have (on average 116.0) internal successors, (1044), 9 states have internal predecessors, (1044), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:18,296 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:19:18,296 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 115 of 188 [2021-03-26 10:19:18,296 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:19:18,969 INFO L129 PetriNetUnfolder]: 509/1003 cut-off events. [2021-03-26 10:19:18,969 INFO L130 PetriNetUnfolder]: For 6027/6045 co-relation queries the response was YES. [2021-03-26 10:19:18,974 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5275 conditions, 1003 events. 509/1003 cut-off events. For 6027/6045 co-relation queries the response was YES. Maximal size of possible extension queue 83. Compared 5720 event pairs, 58 based on Foata normal form. 20/1011 useless extension candidates. Maximal degree in co-relation 5234. Up to 328 conditions per place. [2021-03-26 10:19:18,977 INFO L132 encePairwiseOnDemand]: 176/188 looper letters, 69 selfloop transitions, 63 changer transitions 22/169 dead transitions. [2021-03-26 10:19:18,977 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 169 transitions, 1928 flow [2021-03-26 10:19:18,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-26 10:19:18,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-26 10:19:18,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1342 transitions. [2021-03-26 10:19:18,981 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.648936170212766 [2021-03-26 10:19:18,981 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1342 transitions. [2021-03-26 10:19:18,981 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1342 transitions. [2021-03-26 10:19:18,982 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:19:18,982 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1342 transitions. [2021-03-26 10:19:18,983 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 122.0) internal successors, (1342), 11 states have internal predecessors, (1342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:18,985 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 188.0) internal successors, (2256), 12 states have internal predecessors, (2256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:18,986 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 188.0) internal successors, (2256), 12 states have internal predecessors, (2256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:18,986 INFO L185 Difference]: Start difference. First operand has 81 places, 92 transitions, 995 flow. Second operand 11 states and 1342 transitions. [2021-03-26 10:19:18,986 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 169 transitions, 1928 flow [2021-03-26 10:19:19,000 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 169 transitions, 1855 flow, removed 31 selfloop flow, removed 4 redundant places. [2021-03-26 10:19:19,003 INFO L241 Difference]: Finished difference. Result has 93 places, 115 transitions, 1447 flow [2021-03-26 10:19:19,003 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=188, PETRI_DIFFERENCE_MINUEND_FLOW=950, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=39, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=1447, PETRI_PLACES=93, PETRI_TRANSITIONS=115} [2021-03-26 10:19:19,003 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 49 predicate places. [2021-03-26 10:19:19,003 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:19:19,003 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 93 places, 115 transitions, 1447 flow [2021-03-26 10:19:19,003 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 93 places, 115 transitions, 1447 flow [2021-03-26 10:19:19,004 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 93 places, 115 transitions, 1447 flow [2021-03-26 10:19:19,086 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([2205] L859-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork1_#res.base_7| 0) (= |v_P1Thread1of1ForFork1_#res.offset_7| 0) (= (+ v_~__unbuffered_cnt~0_42 1) v_~__unbuffered_cnt~0_41)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_42} OutVars{P1Thread1of1ForFork1_#res.offset=|v_P1Thread1of1ForFork1_#res.offset_7|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_41, P1Thread1of1ForFork1_#res.base=|v_P1Thread1of1ForFork1_#res.base_7|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork1_#res.base][90], [Black: 186#(and (= ~x~0 1) (<= ~x$r_buff0_thd0~0 (* 256 (div ~x$r_buff0_thd0~0 256))) (= ~x$w_buff0_used~0 0) (= ~x$r_buff1_thd1~0 0) (< 0 (+ (div ~x$r_buff0_thd0~0 256) 1)) (= ~__unbuffered_cnt~0 0)), Black: 244#(and (<= ~x$r_buff0_thd0~0 (* 256 (div ~x$r_buff0_thd0~0 256))) (<= ~x$w_buff0~0 0) (or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p1_EBX~0 0))) (= ~x$w_buff0_used~0 0) (< 0 (+ (div ~x$r_buff0_thd0~0 256) 1)) (= 0 ~x$r_buff0_thd2~0) (= ~x$r_buff1_thd0~0 0) (or (and (= ~x$r_buff1_thd2~0 0) (not (= ~x~0 0)) (not (= 0 ~x$w_buff0~0))) (not (= ~__unbuffered_p0_EAX~0 1))) (= ~__unbuffered_cnt~0 0)), 129#(and (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd1~0 0) (<= 0 ~x$r_buff0_thd0~0) (<= ~x$r_buff0_thd0~0 0) (= ~x$r_buff1_thd0~0 0)), Black: 248#(and (= 2 ~x$w_buff0~0) (or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p1_EBX~0 0))) (or (and (= ~x$r_buff1_thd2~0 0) (= ~x$w_buff1_used~0 0)) (not (= ~x~0 1))) (or (not (= ~__unbuffered_p0_EAX~0 1)) (and (= ~x$r_buff1_thd2~0 0) (not (= ~x~0 0)))) (not (= ~x$w_buff1~0 1))), Black: 174#(and (not (= 0 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 1) (= 1 ~x$r_buff0_thd2~0)), Black: 250#(and (= 2 ~x$w_buff0~0) (or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p1_EBX~0 0))) (or (and (= ~x$r_buff1_thd2~0 0) (= ~x$w_buff1_used~0 0)) (not (= ~x~0 1))) (not (= ~x$w_buff1~0 1))), Black: 252#(and (or (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p1_EBX~0 0))) (or (and (= ~x$r_buff1_thd2~0 0) (not (= ~x~0 0)) (not (= 0 ~x$w_buff0~0))) (not (= ~__unbuffered_p0_EAX~0 1)))), Black: 175#(and (not (= 0 ~x$w_buff0~0)) (or (= ~x$w_buff0_used~0 1) (= ~__unbuffered_p0_EAX~0 ~x~0)) (= 1 ~x$r_buff0_thd2~0)), 197#true, Black: 254#(and (= 2 ~x$w_buff0~0) (or (and (= ~x$r_buff1_thd2~0 0) (= ~x$w_buff1_used~0 0)) (not (= ~x~0 1))) (or (not (= ~__unbuffered_p0_EAX~0 1)) (and (= ~x$r_buff1_thd2~0 0) (not (= ~x~0 0)))) (not (= ~x$w_buff1~0 1))), 8#P1EXITtrue, Black: 130#(and (= ~x~0 1) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd1~0 0) (<= 0 ~x$r_buff0_thd0~0) (<= ~x$r_buff0_thd0~0 0) (= ~x$r_buff1_thd0~0 0)), Black: 136#(and (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd1~0 0) (or (= ~x~0 1) (not (= ~__unbuffered_p0_EAX~0 1))) (<= ~x$r_buff0_thd0~0 0) (< 0 (+ (div ~x$r_buff0_thd0~0 256) 1)) (= ~x$r_buff1_thd0~0 0)), 141#true, Black: 210#(and (= 2 ~x$w_buff0~0) (= ~y~0 0) (= ~x$w_buff0_used~0 1) (= ~x$w_buff1_used~0 0) (or (= ~__unbuffered_p0_EAX~0 2) (= ~__unbuffered_p0_EAX~0 ~__unbuffered_p1_EBX~0) (not (= ~__unbuffered_p1_EBX~0 0)))), Black: 212#(and (= 2 ~x$w_buff0~0) (or (= ~__unbuffered_p0_EAX~0 2) (not (= ~x~0 0)) (= ~__unbuffered_p0_EAX~0 ~x~0)) (= ~y~0 0) (= ~x$w_buff0_used~0 1) (= ~x$w_buff1_used~0 0) (or (= ~__unbuffered_p0_EAX~0 2) (= ~__unbuffered_p0_EAX~0 ~__unbuffered_p1_EBX~0) (not (= ~__unbuffered_p1_EBX~0 0)))), Black: 148#(and (or (= ~__unbuffered_p0_EAX~0 ~__unbuffered_p1_EBX~0) (not (= ~__unbuffered_p1_EBX~0 0))) (= ~__unbuffered_cnt~0 0)), Black: 214#(and (or (= ~__unbuffered_p0_EAX~0 2) (and (or (not (= ~x~0 0)) (= ~__unbuffered_p0_EAX~0 ~x~0)) (= ~y~0 0) (not (= 0 ~x$w_buff0~0)) (= ~x$w_buff1_used~0 0))) (or (= ~__unbuffered_p0_EAX~0 2) (= ~__unbuffered_p0_EAX~0 ~__unbuffered_p1_EBX~0) (not (= ~__unbuffered_p1_EBX~0 0)))), Black: 202#(and (= 2 ~x$w_buff0~0) (= ~y~0 0) (= ~x$w_buff0_used~0 1) (= ~x$w_buff1_used~0 0)), Black: 151#(and (not (= 0 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 1) (or (= ~__unbuffered_p0_EAX~0 ~__unbuffered_p1_EBX~0) (not (= ~__unbuffered_p1_EBX~0 0))) (= 1 ~x$r_buff0_thd2~0) (= ~__unbuffered_cnt~0 0)), Black: 218#(and (or (= ~__unbuffered_p0_EAX~0 2) (and (or (not (= ~x~0 0)) (= ~__unbuffered_p0_EAX~0 ~x~0)) (not (= 0 ~x$w_buff0~0)) (= ~x$w_buff1_used~0 0))) (or (= ~__unbuffered_p0_EAX~0 2) (= ~__unbuffered_p0_EAX~0 ~__unbuffered_p1_EBX~0) (not (= ~__unbuffered_p1_EBX~0 0)))), Black: 154#(and (not (= 0 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 1) (= 1 ~x$r_buff0_thd2~0) (= ~__unbuffered_cnt~0 0)), Black: 203#(or (= ~__unbuffered_p0_EAX~0 2) (and (or (not (= ~x~0 0)) (= ~__unbuffered_p0_EAX~0 ~x~0)) (= ~y~0 0) (not (= 0 ~x$w_buff0~0)) (= ~x$w_buff1_used~0 0))), Black: 156#(and (not (= 0 ~x$w_buff0~0)) (or (= ~x$w_buff0_used~0 1) (= ~__unbuffered_p0_EAX~0 ~x~0)) (= 1 ~x$r_buff0_thd2~0) (= ~__unbuffered_cnt~0 0)), Black: 143#(= ~__unbuffered_cnt~0 0), Black: 220#(and (or (= ~__unbuffered_p0_EAX~0 2) (and (or (not (= ~x~0 0)) (= ~__unbuffered_p0_EAX~0 ~x~0)) (= ~y~0 0) (not (= 0 ~x$w_buff0~0)) (= ~x$w_buff1_used~0 0))) (or (= ~__unbuffered_p0_EAX~0 2) (= ~__unbuffered_p0_EAX~0 ~__unbuffered_p1_EBX~0) (not (= ~__unbuffered_p1_EBX~0 0))) (or (and (not (= ~y~0 ~y$w_buff0~0)) (or (not (= ~x~0 0)) (= ~y$w_buff0~0 1)) (= ~y$w_buff0_used~0 1) (= ~y$r_buff0_thd2~0 1)) (= ~__unbuffered_p0_EAX~0 2))), 167#true, Black: 206#(or (= ~__unbuffered_p0_EAX~0 2) (= ~__unbuffered_p0_EAX~0 ~__unbuffered_p1_EBX~0) (not (= ~__unbuffered_p1_EBX~0 0))), P0Thread1of1ForFork0InUse, P1Thread1of1ForFork1InUse, 45#ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 240#(and (= 2 ~x$w_buff0~0) (or (and (= ~x$r_buff1_thd2~0 0) (= ~x$w_buff1_used~0 0)) (not (= ~x~0 1))) (not (= ~x$w_buff1~0 1))), 51#P0EXITtrue, Black: 119#(<= ~__unbuffered_p0_EAX~0 0), Black: 176#(or (= ~__unbuffered_p0_EAX~0 ~__unbuffered_p1_EBX~0) (not (= ~__unbuffered_p1_EBX~0 0))), Black: 178#(and (<= ~x$r_buff0_thd0~0 (* 256 (div ~x$r_buff0_thd0~0 256))) (= ~x$w_buff0_used~0 0) (= ~x$r_buff1_thd1~0 0) (< 0 (+ (div ~x$r_buff0_thd0~0 256) 1)) (or (= ~__unbuffered_p0_EAX~0 ~__unbuffered_p1_EBX~0) (not (= ~__unbuffered_p1_EBX~0 0))) (= ~__unbuffered_cnt~0 0)), Black: 124#(= ~__unbuffered_p1_EAX~0 0), Black: 180#(and (= ~x~0 1) (<= ~x$r_buff0_thd0~0 (* 256 (div ~x$r_buff0_thd0~0 256))) (= ~x$w_buff0_used~0 0) (= ~x$r_buff1_thd1~0 0) (< 0 (+ (div ~x$r_buff0_thd0~0 256) 1)) (or (= ~__unbuffered_p0_EAX~0 ~__unbuffered_p1_EBX~0) (not (= ~__unbuffered_p1_EBX~0 0))) (= ~__unbuffered_cnt~0 0)), Black: 182#(and (not (= 0 ~x$w_buff0~0)) (= ~x$w_buff0_used~0 1) (or (= ~__unbuffered_p0_EAX~0 ~__unbuffered_p1_EBX~0) (not (= ~__unbuffered_p1_EBX~0 0))) (= 1 ~x$r_buff0_thd2~0))]) [2021-03-26 10:19:19,086 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-26 10:19:19,086 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-26 10:19:19,086 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-26 10:19:19,086 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-26 10:19:19,087 INFO L129 PetriNetUnfolder]: 188/482 cut-off events. [2021-03-26 10:19:19,087 INFO L130 PetriNetUnfolder]: For 3662/3698 co-relation queries the response was YES. [2021-03-26 10:19:19,089 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2841 conditions, 482 events. 188/482 cut-off events. For 3662/3698 co-relation queries the response was YES. Maximal size of possible extension queue 61. Compared 3146 event pairs, 22 based on Foata normal form. 7/471 useless extension candidates. Maximal degree in co-relation 2797. Up to 136 conditions per place. [2021-03-26 10:19:19,091 INFO L142 LiptonReduction]: Number of co-enabled transitions 298 [2021-03-26 10:19:19,923 WARN L205 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 160 [2021-03-26 10:19:20,133 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-03-26 10:19:26,019 WARN L205 SmtUtils]: Spent 5.88 s on a formula simplification. DAG size of input: 377 DAG size of output: 236 [2021-03-26 10:19:26,526 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2021-03-26 10:19:26,751 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2021-03-26 10:19:26,956 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2021-03-26 10:19:27,440 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2021-03-26 10:19:27,897 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2021-03-26 10:19:27,918 INFO L154 LiptonReduction]: Checked pairs total: 2802 [2021-03-26 10:19:27,919 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 10:19:27,919 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8916 [2021-03-26 10:19:27,919 INFO L480 AbstractCegarLoop]: Abstraction has has 93 places, 115 transitions, 1458 flow [2021-03-26 10:19:27,919 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 116.0) internal successors, (1044), 9 states have internal predecessors, (1044), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:27,919 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:19:27,919 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:19:27,920 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-26 10:19:27,920 INFO L428 AbstractCegarLoop]: === Iteration 10 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:19:27,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:19:27,920 INFO L82 PathProgramCache]: Analyzing trace with hash 147272520, now seen corresponding path program 1 times [2021-03-26 10:19:27,920 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:19:27,920 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016501673] [2021-03-26 10:19:27,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:19:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:19:27,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:19:27,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 10:19:27,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:19:27,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:19:27,997 INFO L142 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size [2021-03-26 10:19:27,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 10:19:28,005 INFO L142 QuantifierPusher]: treesize reduction 2, result has 86.7 percent of original size [2021-03-26 10:19:28,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 10:19:28,017 INFO L142 QuantifierPusher]: treesize reduction 14, result has 41.7 percent of original size [2021-03-26 10:19:28,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 10:19:28,027 INFO L142 QuantifierPusher]: treesize reduction 10, result has 68.8 percent of original size [2021-03-26 10:19:28,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 10:19:28,045 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 10:19:28,045 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016501673] [2021-03-26 10:19:28,045 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:19:28,045 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 10:19:28,045 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194886040] [2021-03-26 10:19:28,046 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 10:19:28,046 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:19:28,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 10:19:28,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-03-26 10:19:28,047 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 120 out of 190 [2021-03-26 10:19:28,047 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 115 transitions, 1458 flow. Second operand has 8 states, 8 states have (on average 121.0) internal successors, (968), 8 states have internal predecessors, (968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:28,047 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:19:28,047 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 120 of 190 [2021-03-26 10:19:28,047 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:19:28,439 INFO L129 PetriNetUnfolder]: 283/619 cut-off events. [2021-03-26 10:19:28,439 INFO L130 PetriNetUnfolder]: For 5393/5469 co-relation queries the response was YES. [2021-03-26 10:19:28,441 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4076 conditions, 619 events. 283/619 cut-off events. For 5393/5469 co-relation queries the response was YES. Maximal size of possible extension queue 70. Compared 3789 event pairs, 36 based on Foata normal form. 22/638 useless extension candidates. Maximal degree in co-relation 4030. Up to 385 conditions per place. [2021-03-26 10:19:28,443 INFO L132 encePairwiseOnDemand]: 177/190 looper letters, 106 selfloop transitions, 35 changer transitions 0/149 dead transitions. [2021-03-26 10:19:28,443 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 149 transitions, 2179 flow [2021-03-26 10:19:28,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 10:19:28,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 10:19:28,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1127 transitions. [2021-03-26 10:19:28,446 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6590643274853801 [2021-03-26 10:19:28,446 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1127 transitions. [2021-03-26 10:19:28,447 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1127 transitions. [2021-03-26 10:19:28,447 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:19:28,447 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1127 transitions. [2021-03-26 10:19:28,449 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 125.22222222222223) internal successors, (1127), 9 states have internal predecessors, (1127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:28,450 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 190.0) internal successors, (1900), 10 states have internal predecessors, (1900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:28,450 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 190.0) internal successors, (1900), 10 states have internal predecessors, (1900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:19:28,450 INFO L185 Difference]: Start difference. First operand has 93 places, 115 transitions, 1458 flow. Second operand 9 states and 1127 transitions. [2021-03-26 10:19:28,450 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 149 transitions, 2179 flow [2021-03-26 10:19:28,463 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 149 transitions, 2086 flow, removed 29 selfloop flow, removed 4 redundant places. [2021-03-26 10:19:28,465 INFO L241 Difference]: Finished difference. Result has 101 places, 134 transitions, 1743 flow [2021-03-26 10:19:28,466 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=190, PETRI_DIFFERENCE_MINUEND_FLOW=1394, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=115, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1743, PETRI_PLACES=101, PETRI_TRANSITIONS=134} [2021-03-26 10:19:28,466 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 57 predicate places. [2021-03-26 10:19:28,466 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:19:28,466 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 101 places, 134 transitions, 1743 flow [2021-03-26 10:19:28,466 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 101 places, 134 transitions, 1743 flow [2021-03-26 10:19:28,467 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 101 places, 134 transitions, 1743 flow [2021-03-26 10:19:28,549 INFO L129 PetriNetUnfolder]: 218/533 cut-off events. [2021-03-26 10:19:28,549 INFO L130 PetriNetUnfolder]: For 4118/4141 co-relation queries the response was YES. [2021-03-26 10:19:28,551 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3157 conditions, 533 events. 218/533 cut-off events. For 4118/4141 co-relation queries the response was YES. Maximal size of possible extension queue 67. Compared 3458 event pairs, 11 based on Foata normal form. 5/526 useless extension candidates. Maximal degree in co-relation 3110. Up to 161 conditions per place. [2021-03-26 10:19:28,554 INFO L142 LiptonReduction]: Number of co-enabled transitions 310 [2021-03-26 10:19:30,414 WARN L205 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 415 DAG size of output: 335 [2021-03-26 10:19:31,227 WARN L205 SmtUtils]: Spent 810.00 ms on a formula simplification that was a NOOP. DAG size: 326 [2021-03-26 10:19:35,494 WARN L205 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 583 DAG size of output: 494 [2021-03-26 10:19:37,433 WARN L205 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 484 [2021-03-26 10:19:38,329 WARN L205 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 160 [2021-03-26 10:19:38,590 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-03-26 10:19:41,164 WARN L205 SmtUtils]: Spent 2.57 s on a formula simplification. DAG size of input: 377 DAG size of output: 243 [2021-03-26 10:19:41,795 WARN L205 SmtUtils]: Spent 628.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2021-03-26 10:19:45,951 WARN L205 SmtUtils]: Spent 4.15 s on a formula simplification. DAG size of input: 460 DAG size of output: 410 [2021-03-26 10:19:47,803 WARN L205 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 400 [2021-03-26 10:19:58,476 WARN L205 SmtUtils]: Spent 10.67 s on a formula simplification. DAG size of input: 666 DAG size of output: 613 [2021-03-26 10:20:03,998 WARN L205 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 602 [2021-03-26 10:20:04,040 INFO L154 LiptonReduction]: Checked pairs total: 2907 [2021-03-26 10:20:04,040 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 10:20:04,041 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 35575 [2021-03-26 10:20:04,041 INFO L480 AbstractCegarLoop]: Abstraction has has 101 places, 134 transitions, 1766 flow [2021-03-26 10:20:04,041 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 121.0) internal successors, (968), 8 states have internal predecessors, (968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:04,041 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:20:04,041 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:20:04,042 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-26 10:20:04,042 INFO L428 AbstractCegarLoop]: === Iteration 11 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:20:04,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:20:04,042 INFO L82 PathProgramCache]: Analyzing trace with hash -1109322712, now seen corresponding path program 2 times [2021-03-26 10:20:04,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:20:04,042 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118933269] [2021-03-26 10:20:04,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:20:04,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:20:04,093 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.8 percent of original size [2021-03-26 10:20:04,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 10:20:04,136 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.9 percent of original size [2021-03-26 10:20:04,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 10:20:04,189 INFO L142 QuantifierPusher]: treesize reduction 3, result has 93.6 percent of original size [2021-03-26 10:20:04,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 10:20:04,266 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-26 10:20:04,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 10:20:04,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:20:04,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 10:20:04,359 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 10:20:04,359 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118933269] [2021-03-26 10:20:04,359 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:20:04,359 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 10:20:04,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045996383] [2021-03-26 10:20:04,359 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 10:20:04,359 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:20:04,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 10:20:04,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 10:20:04,360 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 132 out of 193 [2021-03-26 10:20:04,361 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 134 transitions, 1766 flow. Second operand has 7 states, 7 states have (on average 132.85714285714286) internal successors, (930), 7 states have internal predecessors, (930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:04,361 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:20:04,361 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 132 of 193 [2021-03-26 10:20:04,361 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:20:04,895 INFO L129 PetriNetUnfolder]: 258/597 cut-off events. [2021-03-26 10:20:04,895 INFO L130 PetriNetUnfolder]: For 5551/5628 co-relation queries the response was YES. [2021-03-26 10:20:04,897 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3967 conditions, 597 events. 258/597 cut-off events. For 5551/5628 co-relation queries the response was YES. Maximal size of possible extension queue 77. Compared 3809 event pairs, 20 based on Foata normal form. 24/612 useless extension candidates. Maximal degree in co-relation 3918. Up to 382 conditions per place. [2021-03-26 10:20:04,899 INFO L132 encePairwiseOnDemand]: 178/193 looper letters, 67 selfloop transitions, 63 changer transitions 4/156 dead transitions. [2021-03-26 10:20:04,899 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 156 transitions, 2301 flow [2021-03-26 10:20:04,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 10:20:04,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 10:20:04,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 825 transitions. [2021-03-26 10:20:04,904 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7124352331606217 [2021-03-26 10:20:04,904 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 825 transitions. [2021-03-26 10:20:04,904 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 825 transitions. [2021-03-26 10:20:04,904 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:20:04,904 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 825 transitions. [2021-03-26 10:20:04,905 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 137.5) internal successors, (825), 6 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 10:20:04,906 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 193.0) internal successors, (1351), 7 states have internal predecessors, (1351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:04,907 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 193.0) internal successors, (1351), 7 states have internal predecessors, (1351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:04,907 INFO L185 Difference]: Start difference. First operand has 101 places, 134 transitions, 1766 flow. Second operand 6 states and 825 transitions. [2021-03-26 10:20:04,907 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 156 transitions, 2301 flow [2021-03-26 10:20:04,920 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 156 transitions, 2201 flow, removed 50 selfloop flow, removed 0 redundant places. [2021-03-26 10:20:04,923 INFO L241 Difference]: Finished difference. Result has 109 places, 150 transitions, 2109 flow [2021-03-26 10:20:04,923 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=193, PETRI_DIFFERENCE_MINUEND_FLOW=1666, PETRI_DIFFERENCE_MINUEND_PLACES=101, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=134, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=49, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2109, PETRI_PLACES=109, PETRI_TRANSITIONS=150} [2021-03-26 10:20:04,923 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 65 predicate places. [2021-03-26 10:20:04,923 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:20:04,923 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 109 places, 150 transitions, 2109 flow [2021-03-26 10:20:04,924 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 109 places, 150 transitions, 2109 flow [2021-03-26 10:20:04,924 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 109 places, 150 transitions, 2109 flow [2021-03-26 10:20:05,017 INFO L129 PetriNetUnfolder]: 237/566 cut-off events. [2021-03-26 10:20:05,017 INFO L130 PetriNetUnfolder]: For 5677/5690 co-relation queries the response was YES. [2021-03-26 10:20:05,019 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3688 conditions, 566 events. 237/566 cut-off events. For 5677/5690 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 3710 event pairs, 13 based on Foata normal form. 5/563 useless extension candidates. Maximal degree in co-relation 3636. Up to 166 conditions per place. [2021-03-26 10:20:05,022 INFO L142 LiptonReduction]: Number of co-enabled transitions 306 [2021-03-26 10:20:05,037 INFO L154 LiptonReduction]: Checked pairs total: 1572 [2021-03-26 10:20:05,038 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 10:20:05,038 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 115 [2021-03-26 10:20:05,038 INFO L480 AbstractCegarLoop]: Abstraction has has 109 places, 150 transitions, 2109 flow [2021-03-26 10:20:05,038 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 132.85714285714286) internal successors, (930), 7 states have internal predecessors, (930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:05,038 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:20:05,039 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:20:05,039 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-26 10:20:05,039 INFO L428 AbstractCegarLoop]: === Iteration 12 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:20:05,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:20:05,039 INFO L82 PathProgramCache]: Analyzing trace with hash -727908016, now seen corresponding path program 1 times [2021-03-26 10:20:05,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:20:05,039 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540568507] [2021-03-26 10:20:05,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:20:05,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:20:05,087 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-26 10:20:05,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 10:20:05,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:20:05,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 10:20:05,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:20:05,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 10:20:05,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:20:05,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 10:20:05,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:20:05,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 10:20:05,196 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 10:20:05,196 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540568507] [2021-03-26 10:20:05,196 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:20:05,196 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 10:20:05,196 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167916422] [2021-03-26 10:20:05,196 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 10:20:05,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:20:05,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 10:20:05,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-26 10:20:05,197 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 193 [2021-03-26 10:20:05,198 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 150 transitions, 2109 flow. Second operand has 7 states, 7 states have (on average 124.0) internal successors, (868), 7 states have internal predecessors, (868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:05,198 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:20:05,198 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 193 [2021-03-26 10:20:05,198 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:20:05,904 INFO L129 PetriNetUnfolder]: 478/953 cut-off events. [2021-03-26 10:20:05,904 INFO L130 PetriNetUnfolder]: For 9673/9698 co-relation queries the response was YES. [2021-03-26 10:20:05,908 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6316 conditions, 953 events. 478/953 cut-off events. For 9673/9698 co-relation queries the response was YES. Maximal size of possible extension queue 84. Compared 5428 event pairs, 25 based on Foata normal form. 17/962 useless extension candidates. Maximal degree in co-relation 6262. Up to 446 conditions per place. [2021-03-26 10:20:05,912 INFO L132 encePairwiseOnDemand]: 178/193 looper letters, 103 selfloop transitions, 39 changer transitions 24/183 dead transitions. [2021-03-26 10:20:05,912 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 116 places, 183 transitions, 2782 flow [2021-03-26 10:20:05,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 10:20:05,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 10:20:05,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1042 transitions. [2021-03-26 10:20:05,917 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6748704663212435 [2021-03-26 10:20:05,917 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1042 transitions. [2021-03-26 10:20:05,917 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1042 transitions. [2021-03-26 10:20:05,917 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:20:05,917 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1042 transitions. [2021-03-26 10:20:05,921 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 130.25) internal successors, (1042), 8 states have internal predecessors, (1042), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:05,923 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 193.0) internal successors, (1737), 9 states have internal predecessors, (1737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:05,923 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 193.0) internal successors, (1737), 9 states have internal predecessors, (1737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:05,923 INFO L185 Difference]: Start difference. First operand has 109 places, 150 transitions, 2109 flow. Second operand 8 states and 1042 transitions. [2021-03-26 10:20:05,923 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 116 places, 183 transitions, 2782 flow [2021-03-26 10:20:05,949 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 183 transitions, 2689 flow, removed 46 selfloop flow, removed 1 redundant places. [2021-03-26 10:20:05,951 INFO L241 Difference]: Finished difference. Result has 117 places, 144 transitions, 2088 flow [2021-03-26 10:20:05,952 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=193, PETRI_DIFFERENCE_MINUEND_FLOW=2044, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=39, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=2088, PETRI_PLACES=117, PETRI_TRANSITIONS=144} [2021-03-26 10:20:05,952 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 73 predicate places. [2021-03-26 10:20:05,952 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:20:05,952 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 117 places, 144 transitions, 2088 flow [2021-03-26 10:20:05,952 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 117 places, 144 transitions, 2088 flow [2021-03-26 10:20:05,953 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 115 places, 144 transitions, 2088 flow [2021-03-26 10:20:06,044 INFO L129 PetriNetUnfolder]: 232/553 cut-off events. [2021-03-26 10:20:06,044 INFO L130 PetriNetUnfolder]: For 6063/6086 co-relation queries the response was YES. [2021-03-26 10:20:06,046 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3665 conditions, 553 events. 232/553 cut-off events. For 6063/6086 co-relation queries the response was YES. Maximal size of possible extension queue 68. Compared 3562 event pairs, 16 based on Foata normal form. 7/554 useless extension candidates. Maximal degree in co-relation 3610. Up to 163 conditions per place. [2021-03-26 10:20:06,049 INFO L142 LiptonReduction]: Number of co-enabled transitions 296 [2021-03-26 10:20:06,087 INFO L154 LiptonReduction]: Checked pairs total: 1252 [2021-03-26 10:20:06,087 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 10:20:06,087 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 135 [2021-03-26 10:20:06,088 INFO L480 AbstractCegarLoop]: Abstraction has has 115 places, 144 transitions, 2088 flow [2021-03-26 10:20:06,088 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 124.0) internal successors, (868), 7 states have internal predecessors, (868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:06,088 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:20:06,088 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:20:06,088 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-26 10:20:06,088 INFO L428 AbstractCegarLoop]: === Iteration 13 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:20:06,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:20:06,088 INFO L82 PathProgramCache]: Analyzing trace with hash -145129888, now seen corresponding path program 1 times [2021-03-26 10:20:06,088 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:20:06,088 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556537227] [2021-03-26 10:20:06,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:20:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:20:06,153 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-03-26 10:20:06,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 10:20:06,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:20:06,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 10:20:06,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:20:06,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 10:20:06,352 INFO L142 QuantifierPusher]: treesize reduction 10, result has 87.3 percent of original size [2021-03-26 10:20:06,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-26 10:20:06,439 INFO L142 QuantifierPusher]: treesize reduction 10, result has 86.8 percent of original size [2021-03-26 10:20:06,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 10:20:06,521 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size [2021-03-26 10:20:06,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 10:20:06,563 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-03-26 10:20:06,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 10:20:06,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:20:06,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 10:20:06,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:20:06,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 10:20:06,696 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 10:20:06,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556537227] [2021-03-26 10:20:06,697 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:20:06,697 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-03-26 10:20:06,697 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161148688] [2021-03-26 10:20:06,697 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-26 10:20:06,697 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:20:06,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-26 10:20:06,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-03-26 10:20:06,698 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 193 [2021-03-26 10:20:06,699 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 115 places, 144 transitions, 2088 flow. Second operand has 11 states, 11 states have (on average 94.9090909090909) internal successors, (1044), 11 states have internal predecessors, (1044), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:06,699 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:20:06,699 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 193 [2021-03-26 10:20:06,699 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:20:06,880 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2021-03-26 10:20:07,039 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2021-03-26 10:20:08,494 INFO L129 PetriNetUnfolder]: 628/1225 cut-off events. [2021-03-26 10:20:08,494 INFO L130 PetriNetUnfolder]: For 12153/12167 co-relation queries the response was YES. [2021-03-26 10:20:08,498 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8118 conditions, 1225 events. 628/1225 cut-off events. For 12153/12167 co-relation queries the response was YES. Maximal size of possible extension queue 93. Compared 7213 event pairs, 43 based on Foata normal form. 35/1260 useless extension candidates. Maximal degree in co-relation 8061. Up to 788 conditions per place. [2021-03-26 10:20:08,502 INFO L132 encePairwiseOnDemand]: 177/193 looper letters, 131 selfloop transitions, 119 changer transitions 22/275 dead transitions. [2021-03-26 10:20:08,502 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 275 transitions, 4146 flow [2021-03-26 10:20:08,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-26 10:20:08,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-26 10:20:08,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1702 transitions. [2021-03-26 10:20:08,508 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5187442852788784 [2021-03-26 10:20:08,508 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 1702 transitions. [2021-03-26 10:20:08,508 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 1702 transitions. [2021-03-26 10:20:08,509 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:20:08,509 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 1702 transitions. [2021-03-26 10:20:08,511 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 100.11764705882354) internal successors, (1702), 17 states have internal predecessors, (1702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:08,513 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 193.0) internal successors, (3474), 18 states have internal predecessors, (3474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:08,514 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 193.0) internal successors, (3474), 18 states have internal predecessors, (3474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:08,514 INFO L185 Difference]: Start difference. First operand has 115 places, 144 transitions, 2088 flow. Second operand 17 states and 1702 transitions. [2021-03-26 10:20:08,514 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 275 transitions, 4146 flow [2021-03-26 10:20:08,542 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 275 transitions, 4045 flow, removed 9 selfloop flow, removed 7 redundant places. [2021-03-26 10:20:08,545 INFO L241 Difference]: Finished difference. Result has 133 places, 227 transitions, 3644 flow [2021-03-26 10:20:08,546 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=193, PETRI_DIFFERENCE_MINUEND_FLOW=2028, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=48, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=3644, PETRI_PLACES=133, PETRI_TRANSITIONS=227} [2021-03-26 10:20:08,546 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 89 predicate places. [2021-03-26 10:20:08,546 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:20:08,546 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 133 places, 227 transitions, 3644 flow [2021-03-26 10:20:08,546 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 133 places, 227 transitions, 3644 flow [2021-03-26 10:20:08,547 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 133 places, 227 transitions, 3644 flow [2021-03-26 10:20:08,672 INFO L129 PetriNetUnfolder]: 277/657 cut-off events. [2021-03-26 10:20:08,672 INFO L130 PetriNetUnfolder]: For 8535/8570 co-relation queries the response was YES. [2021-03-26 10:20:08,675 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4775 conditions, 657 events. 277/657 cut-off events. For 8535/8570 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 4393 event pairs, 8 based on Foata normal form. 14/663 useless extension candidates. Maximal degree in co-relation 4714. Up to 182 conditions per place. [2021-03-26 10:20:08,680 INFO L142 LiptonReduction]: Number of co-enabled transitions 322 [2021-03-26 10:20:09,359 WARN L205 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 63 [2021-03-26 10:20:09,582 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-03-26 10:20:10,700 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 112 DAG size of output: 86 [2021-03-26 10:20:11,099 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-03-26 10:20:11,561 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-03-26 10:20:11,680 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-26 10:20:11,709 INFO L154 LiptonReduction]: Checked pairs total: 4714 [2021-03-26 10:20:11,710 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 10:20:11,710 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3164 [2021-03-26 10:20:11,710 INFO L480 AbstractCegarLoop]: Abstraction has has 133 places, 227 transitions, 3677 flow [2021-03-26 10:20:11,711 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 94.9090909090909) internal successors, (1044), 11 states have internal predecessors, (1044), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:11,711 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:20:11,711 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:20:11,711 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-26 10:20:11,711 INFO L428 AbstractCegarLoop]: === Iteration 14 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:20:11,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:20:11,711 INFO L82 PathProgramCache]: Analyzing trace with hash -178313218, now seen corresponding path program 2 times [2021-03-26 10:20:11,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:20:11,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117298192] [2021-03-26 10:20:11,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:20:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:20:11,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:20:11,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:20:11,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:20:11,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:20:11,779 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-26 10:20:11,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 10:20:11,806 INFO L142 QuantifierPusher]: treesize reduction 12, result has 60.0 percent of original size [2021-03-26 10:20:11,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 10:20:11,845 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-03-26 10:20:11,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 10:20:11,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:20:11,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:20:11,940 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 10:20:11,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117298192] [2021-03-26 10:20:11,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:20:11,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 10:20:11,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423033280] [2021-03-26 10:20:11,941 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 10:20:11,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:20:11,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 10:20:11,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 10:20:11,942 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 135 out of 195 [2021-03-26 10:20:11,943 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 227 transitions, 3677 flow. Second operand has 7 states, 7 states have (on average 136.0) internal successors, (952), 7 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:11,943 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:20:11,943 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 135 of 195 [2021-03-26 10:20:11,943 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:20:12,706 INFO L129 PetriNetUnfolder]: 310/766 cut-off events. [2021-03-26 10:20:12,707 INFO L130 PetriNetUnfolder]: For 11327/11443 co-relation queries the response was YES. [2021-03-26 10:20:12,709 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5978 conditions, 766 events. 310/766 cut-off events. For 11327/11443 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 5372 event pairs, 11 based on Foata normal form. 47/810 useless extension candidates. Maximal degree in co-relation 5915. Up to 254 conditions per place. [2021-03-26 10:20:12,711 INFO L132 encePairwiseOnDemand]: 184/195 looper letters, 54 selfloop transitions, 58 changer transitions 134/278 dead transitions. [2021-03-26 10:20:12,711 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 278 transitions, 4992 flow [2021-03-26 10:20:12,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 10:20:12,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 10:20:12,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 987 transitions. [2021-03-26 10:20:12,716 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7230769230769231 [2021-03-26 10:20:12,716 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 987 transitions. [2021-03-26 10:20:12,716 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 987 transitions. [2021-03-26 10:20:12,716 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:20:12,716 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 987 transitions. [2021-03-26 10:20:12,717 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 141.0) internal successors, (987), 7 states have internal predecessors, (987), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:12,718 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 195.0) internal successors, (1560), 8 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:12,719 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 195.0) internal successors, (1560), 8 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:20:12,719 INFO L185 Difference]: Start difference. First operand has 133 places, 227 transitions, 3677 flow. Second operand 7 states and 987 transitions. [2021-03-26 10:20:12,719 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 278 transitions, 4992 flow [2021-03-26 10:20:12,752 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 137 places, 278 transitions, 4838 flow, removed 67 selfloop flow, removed 2 redundant places. [2021-03-26 10:20:12,755 INFO L241 Difference]: Finished difference. Result has 141 places, 139 transitions, 2359 flow [2021-03-26 10:20:12,755 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=3535, PETRI_DIFFERENCE_MINUEND_PLACES=131, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=227, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=49, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=169, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2359, PETRI_PLACES=141, PETRI_TRANSITIONS=139} [2021-03-26 10:20:12,755 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 97 predicate places. [2021-03-26 10:20:12,755 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:20:12,755 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 141 places, 139 transitions, 2359 flow [2021-03-26 10:20:12,755 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 141 places, 139 transitions, 2359 flow [2021-03-26 10:20:12,756 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 136 places, 139 transitions, 2359 flow [2021-03-26 10:20:12,802 INFO L129 PetriNetUnfolder]: 100/280 cut-off events. [2021-03-26 10:20:12,802 INFO L130 PetriNetUnfolder]: For 3938/3960 co-relation queries the response was YES. [2021-03-26 10:20:12,803 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2232 conditions, 280 events. 100/280 cut-off events. For 3938/3960 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 1497 event pairs, 4 based on Foata normal form. 11/288 useless extension candidates. Maximal degree in co-relation 2166. Up to 73 conditions per place. [2021-03-26 10:20:12,805 INFO L142 LiptonReduction]: Number of co-enabled transitions 178 [2021-03-26 10:20:13,302 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:13,779 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:14,969 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:16,108 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:16,639 WARN L205 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:17,158 WARN L205 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:18,415 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:19,572 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:20,039 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:20,494 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:21,536 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:22,541 WARN L205 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:23,004 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:23,474 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:24,544 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:25,709 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:26,310 WARN L205 SmtUtils]: Spent 597.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:26,979 WARN L205 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:28,405 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:29,673 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:30,186 WARN L205 SmtUtils]: Spent 511.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:30,738 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:32,012 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:33,378 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:33,896 WARN L205 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:34,435 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:35,672 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:37,157 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:37,761 WARN L205 SmtUtils]: Spent 601.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:38,344 WARN L205 SmtUtils]: Spent 582.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:39,758 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:41,056 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:41,627 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:42,205 WARN L205 SmtUtils]: Spent 577.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:43,666 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:45,172 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:45,811 WARN L205 SmtUtils]: Spent 636.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:46,421 WARN L205 SmtUtils]: Spent 609.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:47,816 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:49,228 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:49,904 WARN L205 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:50,521 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:51,894 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:53,222 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:53,819 WARN L205 SmtUtils]: Spent 594.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:54,499 WARN L205 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:56,002 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:57,722 WARN L205 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:20:58,443 WARN L205 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:20:59,150 WARN L205 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:00,749 WARN L205 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:02,238 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:02,933 WARN L205 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:03,681 WARN L205 SmtUtils]: Spent 745.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:05,386 WARN L205 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:06,971 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:07,709 WARN L205 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:08,458 WARN L205 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:10,142 WARN L205 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:11,799 WARN L205 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:12,597 WARN L205 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:13,318 WARN L205 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:14,841 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:16,515 WARN L205 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:17,348 WARN L205 SmtUtils]: Spent 830.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:18,218 WARN L205 SmtUtils]: Spent 867.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:20,207 WARN L205 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:21,927 WARN L205 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:22,879 WARN L205 SmtUtils]: Spent 949.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:23,689 WARN L205 SmtUtils]: Spent 808.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:25,419 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:27,386 WARN L205 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:28,344 WARN L205 SmtUtils]: Spent 956.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:29,192 WARN L205 SmtUtils]: Spent 846.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:30,937 WARN L205 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:32,699 WARN L205 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:33,531 WARN L205 SmtUtils]: Spent 829.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:34,490 WARN L205 SmtUtils]: Spent 957.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:36,529 WARN L205 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:38,351 WARN L205 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:38,361 INFO L154 LiptonReduction]: Checked pairs total: 1028 [2021-03-26 10:21:38,362 INFO L156 LiptonReduction]: Total number of compositions: 20 [2021-03-26 10:21:38,362 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 85607 [2021-03-26 10:21:38,362 INFO L480 AbstractCegarLoop]: Abstraction has has 136 places, 139 transitions, 2359 flow [2021-03-26 10:21:38,363 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 136.0) internal successors, (952), 7 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:21:38,363 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:21:38,363 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:21:38,363 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-03-26 10:21:38,364 INFO L428 AbstractCegarLoop]: === Iteration 15 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:21:38,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:21:38,364 INFO L82 PathProgramCache]: Analyzing trace with hash 977422358, now seen corresponding path program 1 times [2021-03-26 10:21:38,364 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:21:38,365 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768231276] [2021-03-26 10:21:38,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:21:38,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:21:38,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:21:38,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 10:21:38,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:21:38,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 10:21:38,532 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-03-26 10:21:38,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 10:21:38,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:21:38,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 10:21:38,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:21:38,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 10:21:38,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:21:38,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 10:21:38,652 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 10:21:38,653 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768231276] [2021-03-26 10:21:38,653 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:21:38,653 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 10:21:38,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130097172] [2021-03-26 10:21:38,653 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 10:21:38,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:21:38,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 10:21:38,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-26 10:21:38,655 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 215 [2021-03-26 10:21:38,656 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 139 transitions, 2359 flow. Second operand has 7 states, 7 states have (on average 130.0) internal successors, (910), 7 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:21:38,656 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:21:38,656 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 215 [2021-03-26 10:21:38,656 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:21:40,316 INFO L129 PetriNetUnfolder]: 97/300 cut-off events. [2021-03-26 10:21:40,316 INFO L130 PetriNetUnfolder]: For 5076/5141 co-relation queries the response was YES. [2021-03-26 10:21:40,317 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2537 conditions, 300 events. 97/300 cut-off events. For 5076/5141 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 1707 event pairs, 5 based on Foata normal form. 23/321 useless extension candidates. Maximal degree in co-relation 2469. Up to 72 conditions per place. [2021-03-26 10:21:40,318 INFO L132 encePairwiseOnDemand]: 185/215 looper letters, 42 selfloop transitions, 49 changer transitions 28/151 dead transitions. [2021-03-26 10:21:40,318 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 151 transitions, 2808 flow [2021-03-26 10:21:40,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-26 10:21:40,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-26 10:21:40,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1342 transitions. [2021-03-26 10:21:40,328 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6241860465116279 [2021-03-26 10:21:40,328 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1342 transitions. [2021-03-26 10:21:40,328 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1342 transitions. [2021-03-26 10:21:40,329 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:21:40,329 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1342 transitions. [2021-03-26 10:21:40,330 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 134.2) internal successors, (1342), 10 states have internal predecessors, (1342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:21:40,332 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 215.0) internal successors, (2365), 11 states have internal predecessors, (2365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:21:40,332 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 215.0) internal successors, (2365), 11 states have internal predecessors, (2365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:21:40,332 INFO L185 Difference]: Start difference. First operand has 136 places, 139 transitions, 2359 flow. Second operand 10 states and 1342 transitions. [2021-03-26 10:21:40,332 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 151 transitions, 2808 flow [2021-03-26 10:21:40,351 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 151 transitions, 2513 flow, removed 38 selfloop flow, removed 21 redundant places. [2021-03-26 10:21:40,355 INFO L241 Difference]: Finished difference. Result has 126 places, 120 transitions, 1868 flow [2021-03-26 10:21:40,355 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=2077, PETRI_DIFFERENCE_MINUEND_PLACES=115, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=139, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=49, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1868, PETRI_PLACES=126, PETRI_TRANSITIONS=120} [2021-03-26 10:21:40,355 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 82 predicate places. [2021-03-26 10:21:40,355 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:21:40,355 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 126 places, 120 transitions, 1868 flow [2021-03-26 10:21:40,355 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 126 places, 120 transitions, 1868 flow [2021-03-26 10:21:40,356 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 126 places, 120 transitions, 1868 flow [2021-03-26 10:21:40,388 INFO L129 PetriNetUnfolder]: 65/225 cut-off events. [2021-03-26 10:21:40,388 INFO L130 PetriNetUnfolder]: For 2480/2495 co-relation queries the response was YES. [2021-03-26 10:21:40,389 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1612 conditions, 225 events. 65/225 cut-off events. For 2480/2495 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 1220 event pairs, 3 based on Foata normal form. 10/232 useless extension candidates. Maximal degree in co-relation 1557. Up to 52 conditions per place. [2021-03-26 10:21:40,390 INFO L142 LiptonReduction]: Number of co-enabled transitions 166 [2021-03-26 10:21:41,198 WARN L205 SmtUtils]: Spent 807.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:42,031 WARN L205 SmtUtils]: Spent 831.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:43,909 WARN L205 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:45,882 WARN L205 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:46,691 WARN L205 SmtUtils]: Spent 806.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:47,508 WARN L205 SmtUtils]: Spent 815.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:49,516 WARN L205 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:51,466 WARN L205 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:52,288 WARN L205 SmtUtils]: Spent 819.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:53,141 WARN L205 SmtUtils]: Spent 852.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:54,900 WARN L205 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:56,844 WARN L205 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:21:57,672 WARN L205 SmtUtils]: Spent 825.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:21:58,545 WARN L205 SmtUtils]: Spent 871.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:22:00,410 WARN L205 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:22:02,373 WARN L205 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:22:02,391 INFO L154 LiptonReduction]: Checked pairs total: 232 [2021-03-26 10:22:02,391 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 10:22:02,391 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 22036 [2021-03-26 10:22:02,392 INFO L480 AbstractCegarLoop]: Abstraction has has 126 places, 120 transitions, 1868 flow [2021-03-26 10:22:02,392 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 130.0) internal successors, (910), 7 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:22:02,392 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:22:02,392 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:22:02,392 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-03-26 10:22:02,392 INFO L428 AbstractCegarLoop]: === Iteration 16 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:22:02,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:22:02,393 INFO L82 PathProgramCache]: Analyzing trace with hash -997578885, now seen corresponding path program 1 times [2021-03-26 10:22:02,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:22:02,393 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375602463] [2021-03-26 10:22:02,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:22:02,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:22:02,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:22:02,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 10:22:02,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:22:02,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 10:22:02,520 INFO L142 QuantifierPusher]: treesize reduction 12, result has 81.5 percent of original size [2021-03-26 10:22:02,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 10:22:02,641 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 17 [2021-03-26 10:22:02,645 INFO L142 QuantifierPusher]: treesize reduction 12, result has 82.4 percent of original size [2021-03-26 10:22:02,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 10:22:02,781 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 19 [2021-03-26 10:22:02,792 INFO L142 QuantifierPusher]: treesize reduction 15, result has 65.1 percent of original size [2021-03-26 10:22:02,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 10:22:02,902 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.9 percent of original size [2021-03-26 10:22:02,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 10:22:02,987 INFO L142 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size [2021-03-26 10:22:02,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 10:22:03,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:22:03,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 10:22:03,119 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 10:22:03,119 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375602463] [2021-03-26 10:22:03,119 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:22:03,119 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-26 10:22:03,119 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581184264] [2021-03-26 10:22:03,119 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 10:22:03,119 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:22:03,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 10:22:03,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-03-26 10:22:03,121 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 219 [2021-03-26 10:22:03,121 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 120 transitions, 1868 flow. Second operand has 10 states, 10 states have (on average 118.9) internal successors, (1189), 10 states have internal predecessors, (1189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:22:03,121 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:22:03,121 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 219 [2021-03-26 10:22:03,121 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:22:03,815 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2021-03-26 10:22:05,375 INFO L129 PetriNetUnfolder]: 73/253 cut-off events. [2021-03-26 10:22:05,375 INFO L130 PetriNetUnfolder]: For 3250/3270 co-relation queries the response was YES. [2021-03-26 10:22:05,376 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1983 conditions, 253 events. 73/253 cut-off events. For 3250/3270 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 1400 event pairs, 7 based on Foata normal form. 18/270 useless extension candidates. Maximal degree in co-relation 1926. Up to 88 conditions per place. [2021-03-26 10:22:05,377 INFO L132 encePairwiseOnDemand]: 195/219 looper letters, 56 selfloop transitions, 34 changer transitions 32/130 dead transitions. [2021-03-26 10:22:05,377 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 130 transitions, 2225 flow [2021-03-26 10:22:05,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-26 10:22:05,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-26 10:22:05,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1714 transitions. [2021-03-26 10:22:05,386 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5590345727332029 [2021-03-26 10:22:05,386 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1714 transitions. [2021-03-26 10:22:05,386 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1714 transitions. [2021-03-26 10:22:05,387 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:22:05,387 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1714 transitions. [2021-03-26 10:22:05,388 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 122.42857142857143) internal successors, (1714), 14 states have internal predecessors, (1714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:22:05,390 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 219.0) internal successors, (3285), 15 states have internal predecessors, (3285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:22:05,391 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 219.0) internal successors, (3285), 15 states have internal predecessors, (3285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:22:05,391 INFO L185 Difference]: Start difference. First operand has 126 places, 120 transitions, 1868 flow. Second operand 14 states and 1714 transitions. [2021-03-26 10:22:05,391 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 130 transitions, 2225 flow [2021-03-26 10:22:05,402 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 123 places, 130 transitions, 2005 flow, removed 18 selfloop flow, removed 16 redundant places. [2021-03-26 10:22:05,410 INFO L241 Difference]: Finished difference. Result has 127 places, 98 transitions, 1447 flow [2021-03-26 10:22:05,410 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=219, PETRI_DIFFERENCE_MINUEND_FLOW=1656, PETRI_DIFFERENCE_MINUEND_PLACES=110, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=120, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=30, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=1447, PETRI_PLACES=127, PETRI_TRANSITIONS=98} [2021-03-26 10:22:05,411 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 83 predicate places. [2021-03-26 10:22:05,411 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:22:05,411 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 127 places, 98 transitions, 1447 flow [2021-03-26 10:22:05,411 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 127 places, 98 transitions, 1447 flow [2021-03-26 10:22:05,412 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 113 places, 98 transitions, 1447 flow [2021-03-26 10:22:05,440 INFO L129 PetriNetUnfolder]: 54/195 cut-off events. [2021-03-26 10:22:05,440 INFO L130 PetriNetUnfolder]: For 1861/1875 co-relation queries the response was YES. [2021-03-26 10:22:05,441 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1348 conditions, 195 events. 54/195 cut-off events. For 1861/1875 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 976 event pairs, 4 based on Foata normal form. 7/198 useless extension candidates. Maximal degree in co-relation 1298. Up to 44 conditions per place. [2021-03-26 10:22:05,442 INFO L142 LiptonReduction]: Number of co-enabled transitions 138 [2021-03-26 10:22:06,552 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:22:07,574 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:22:09,876 WARN L205 SmtUtils]: Spent 2.30 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:22:12,154 WARN L205 SmtUtils]: Spent 2.28 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:22:14,914 WARN L205 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 273 DAG size of output: 191 [2021-03-26 10:22:15,905 WARN L205 SmtUtils]: Spent 987.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2021-03-26 10:22:22,158 WARN L205 SmtUtils]: Spent 6.25 s on a formula simplification. DAG size of input: 363 DAG size of output: 259 [2021-03-26 10:22:23,932 WARN L205 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 231 [2021-03-26 10:22:23,940 INFO L154 LiptonReduction]: Checked pairs total: 75 [2021-03-26 10:22:23,940 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 10:22:23,941 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 18530 [2021-03-26 10:22:23,941 INFO L480 AbstractCegarLoop]: Abstraction has has 113 places, 98 transitions, 1458 flow [2021-03-26 10:22:23,942 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 118.9) internal successors, (1189), 10 states have internal predecessors, (1189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:22:23,942 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:22:23,942 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:22:23,942 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-03-26 10:22:23,943 INFO L428 AbstractCegarLoop]: === Iteration 17 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:22:23,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:22:23,943 INFO L82 PathProgramCache]: Analyzing trace with hash 1681985803, now seen corresponding path program 1 times [2021-03-26 10:22:23,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:22:23,943 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439251025] [2021-03-26 10:22:23,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:22:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:22:24,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:22:24,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 10:22:24,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:22:24,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 10:22:24,102 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-03-26 10:22:24,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 10:22:24,170 INFO L142 QuantifierPusher]: treesize reduction 47, result has 53.9 percent of original size [2021-03-26 10:22:24,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 10:22:24,326 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 17 [2021-03-26 10:22:24,332 INFO L142 QuantifierPusher]: treesize reduction 24, result has 68.0 percent of original size [2021-03-26 10:22:24,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-26 10:22:24,557 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 18 [2021-03-26 10:22:24,561 INFO L142 QuantifierPusher]: treesize reduction 5, result has 78.3 percent of original size [2021-03-26 10:22:24,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 10:22:24,669 INFO L142 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size [2021-03-26 10:22:24,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 10:22:24,734 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 10:22:24,735 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439251025] [2021-03-26 10:22:24,735 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:22:24,735 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-26 10:22:24,735 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585656088] [2021-03-26 10:22:24,736 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 10:22:24,736 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:22:24,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 10:22:24,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-03-26 10:22:24,738 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 128 out of 221 [2021-03-26 10:22:24,738 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 98 transitions, 1458 flow. Second operand has 9 states, 9 states have (on average 128.88888888888889) internal successors, (1160), 9 states have internal predecessors, (1160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:22:24,739 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:22:24,739 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 128 of 221 [2021-03-26 10:22:24,739 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:22:26,647 INFO L129 PetriNetUnfolder]: 52/191 cut-off events. [2021-03-26 10:22:26,647 INFO L130 PetriNetUnfolder]: For 2374/2401 co-relation queries the response was YES. [2021-03-26 10:22:26,648 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1463 conditions, 191 events. 52/191 cut-off events. For 2374/2401 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 953 event pairs, 4 based on Foata normal form. 14/204 useless extension candidates. Maximal degree in co-relation 1411. Up to 43 conditions per place. [2021-03-26 10:22:26,649 INFO L132 encePairwiseOnDemand]: 205/221 looper letters, 44 selfloop transitions, 20 changer transitions 19/109 dead transitions. [2021-03-26 10:22:26,649 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 109 transitions, 1761 flow [2021-03-26 10:22:26,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-26 10:22:26,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-26 10:22:26,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1327 transitions. [2021-03-26 10:22:26,656 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6004524886877828 [2021-03-26 10:22:26,656 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1327 transitions. [2021-03-26 10:22:26,656 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1327 transitions. [2021-03-26 10:22:26,656 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:22:26,656 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1327 transitions. [2021-03-26 10:22:26,657 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 132.7) internal successors, (1327), 10 states have internal predecessors, (1327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:22:26,663 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 221.0) internal successors, (2431), 11 states have internal predecessors, (2431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:22:26,664 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 221.0) internal successors, (2431), 11 states have internal predecessors, (2431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:22:26,664 INFO L185 Difference]: Start difference. First operand has 113 places, 98 transitions, 1458 flow. Second operand 10 states and 1327 transitions. [2021-03-26 10:22:26,664 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 122 places, 109 transitions, 1761 flow [2021-03-26 10:22:26,672 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 109 transitions, 1652 flow, removed 29 selfloop flow, removed 12 redundant places. [2021-03-26 10:22:26,673 INFO L241 Difference]: Finished difference. Result has 114 places, 88 transitions, 1265 flow [2021-03-26 10:22:26,674 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=1365, PETRI_DIFFERENCE_MINUEND_PLACES=101, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=78, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1265, PETRI_PLACES=114, PETRI_TRANSITIONS=88} [2021-03-26 10:22:26,674 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 70 predicate places. [2021-03-26 10:22:26,674 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:22:26,674 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 114 places, 88 transitions, 1265 flow [2021-03-26 10:22:26,674 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 114 places, 88 transitions, 1265 flow [2021-03-26 10:22:26,675 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 110 places, 88 transitions, 1265 flow [2021-03-26 10:22:26,696 INFO L129 PetriNetUnfolder]: 43/149 cut-off events. [2021-03-26 10:22:26,696 INFO L130 PetriNetUnfolder]: For 1510/1516 co-relation queries the response was YES. [2021-03-26 10:22:26,697 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1038 conditions, 149 events. 43/149 cut-off events. For 1510/1516 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 664 event pairs, 3 based on Foata normal form. 2/149 useless extension candidates. Maximal degree in co-relation 991. Up to 39 conditions per place. [2021-03-26 10:22:26,697 INFO L142 LiptonReduction]: Number of co-enabled transitions 100 [2021-03-26 10:22:27,684 WARN L205 SmtUtils]: Spent 986.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:22:28,904 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 121 [2021-03-26 10:22:31,033 WARN L205 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:22:33,237 WARN L205 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 171 [2021-03-26 10:22:39,737 WARN L205 SmtUtils]: Spent 6.50 s on a formula simplification. DAG size of input: 269 DAG size of output: 210 [2021-03-26 10:22:41,934 WARN L205 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 203 [2021-03-26 10:22:56,547 WARN L205 SmtUtils]: Spent 14.61 s on a formula simplification. DAG size of input: 377 DAG size of output: 316 [2021-03-26 10:23:01,176 WARN L205 SmtUtils]: Spent 4.60 s on a formula simplification that was a NOOP. DAG size: 307 [2021-03-26 10:23:01,184 INFO L154 LiptonReduction]: Checked pairs total: 71 [2021-03-26 10:23:01,184 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 10:23:01,184 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 34510 [2021-03-26 10:23:01,185 INFO L480 AbstractCegarLoop]: Abstraction has has 109 places, 87 transitions, 1273 flow [2021-03-26 10:23:01,185 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 128.88888888888889) internal successors, (1160), 9 states have internal predecessors, (1160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:23:01,185 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:23:01,186 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:23:01,186 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-03-26 10:23:01,186 INFO L428 AbstractCegarLoop]: === Iteration 18 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:23:01,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:23:01,187 INFO L82 PathProgramCache]: Analyzing trace with hash 1302938738, now seen corresponding path program 1 times [2021-03-26 10:23:01,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:23:01,187 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412548978] [2021-03-26 10:23:01,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:23:01,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:23:01,239 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-26 10:23:01,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 10:23:01,277 INFO L142 QuantifierPusher]: treesize reduction 33, result has 54.8 percent of original size [2021-03-26 10:23:01,279 INFO L147 QuantifierPusher]: treesize reduction 5, result has 87.5 percent of original size 35 [2021-03-26 10:23:01,454 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 19 [2021-03-26 10:23:01,469 INFO L142 QuantifierPusher]: treesize reduction 33, result has 52.2 percent of original size [2021-03-26 10:23:01,473 INFO L147 QuantifierPusher]: treesize reduction 5, result has 86.1 percent of original size 31 [2021-03-26 10:23:01,640 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 16 [2021-03-26 10:23:01,644 INFO L142 QuantifierPusher]: treesize reduction 10, result has 73.7 percent of original size [2021-03-26 10:23:01,646 INFO L147 QuantifierPusher]: treesize reduction 5, result has 82.1 percent of original size 23 [2021-03-26 10:23:01,822 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 17 [2021-03-26 10:23:01,826 INFO L142 QuantifierPusher]: treesize reduction 13, result has 65.8 percent of original size [2021-03-26 10:23:01,831 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-03-26 10:23:01,944 INFO L142 QuantifierPusher]: treesize reduction 3, result has 80.0 percent of original size [2021-03-26 10:23:01,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 10:23:02,012 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 10:23:02,012 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412548978] [2021-03-26 10:23:02,012 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:23:02,013 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 10:23:02,013 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162535800] [2021-03-26 10:23:02,013 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 10:23:02,014 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:23:02,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 10:23:02,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-26 10:23:02,015 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 116 out of 223 [2021-03-26 10:23:02,016 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 87 transitions, 1273 flow. Second operand has 8 states, 8 states have (on average 117.125) internal successors, (937), 8 states have internal predecessors, (937), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:23:02,016 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:23:02,016 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 116 of 223 [2021-03-26 10:23:02,016 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:23:02,332 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 24 [2021-03-26 10:23:03,161 INFO L129 PetriNetUnfolder]: 61/181 cut-off events. [2021-03-26 10:23:03,161 INFO L130 PetriNetUnfolder]: For 2301/2304 co-relation queries the response was YES. [2021-03-26 10:23:03,162 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1399 conditions, 181 events. 61/181 cut-off events. For 2301/2304 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 749 event pairs, 18 based on Foata normal form. 7/187 useless extension candidates. Maximal degree in co-relation 1350. Up to 118 conditions per place. [2021-03-26 10:23:03,163 INFO L132 encePairwiseOnDemand]: 208/223 looper letters, 52 selfloop transitions, 18 changer transitions 13/86 dead transitions. [2021-03-26 10:23:03,163 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 116 places, 86 transitions, 1395 flow [2021-03-26 10:23:03,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 10:23:03,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 10:23:03,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 975 transitions. [2021-03-26 10:23:03,171 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.54652466367713 [2021-03-26 10:23:03,171 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 975 transitions. [2021-03-26 10:23:03,171 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 975 transitions. [2021-03-26 10:23:03,171 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:23:03,172 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 975 transitions. [2021-03-26 10:23:03,173 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 121.875) internal successors, (975), 8 states have internal predecessors, (975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:23:03,174 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 223.0) internal successors, (2007), 9 states have internal predecessors, (2007), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:23:03,174 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 223.0) internal successors, (2007), 9 states have internal predecessors, (2007), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:23:03,174 INFO L185 Difference]: Start difference. First operand has 109 places, 87 transitions, 1273 flow. Second operand 8 states and 975 transitions. [2021-03-26 10:23:03,174 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 116 places, 86 transitions, 1395 flow [2021-03-26 10:23:03,181 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 86 transitions, 1258 flow, removed 21 selfloop flow, removed 14 redundant places. [2021-03-26 10:23:03,182 INFO L241 Difference]: Finished difference. Result has 104 places, 69 transitions, 889 flow [2021-03-26 10:23:03,182 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=987, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=78, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=60, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=889, PETRI_PLACES=104, PETRI_TRANSITIONS=69} [2021-03-26 10:23:03,182 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 60 predicate places. [2021-03-26 10:23:03,182 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:23:03,183 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 104 places, 69 transitions, 889 flow [2021-03-26 10:23:03,183 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 104 places, 69 transitions, 889 flow [2021-03-26 10:23:03,183 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 100 places, 69 transitions, 889 flow [2021-03-26 10:23:03,201 INFO L129 PetriNetUnfolder]: 32/126 cut-off events. [2021-03-26 10:23:03,201 INFO L130 PetriNetUnfolder]: For 1013/1017 co-relation queries the response was YES. [2021-03-26 10:23:03,202 INFO L84 FinitePrefix]: Finished finitePrefix Result has 800 conditions, 126 events. 32/126 cut-off events. For 1013/1017 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 540 event pairs, 3 based on Foata normal form. 4/130 useless extension candidates. Maximal degree in co-relation 759. Up to 37 conditions per place. [2021-03-26 10:23:03,202 INFO L142 LiptonReduction]: Number of co-enabled transitions 40 [2021-03-26 10:23:05,683 WARN L205 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 234 DAG size of output: 152 [2021-03-26 10:23:06,419 WARN L205 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-03-26 10:23:17,237 WARN L205 SmtUtils]: Spent 10.81 s on a formula simplification. DAG size of input: 324 DAG size of output: 220 [2021-03-26 10:23:18,934 WARN L205 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 191 [2021-03-26 10:23:18,940 INFO L154 LiptonReduction]: Checked pairs total: 16 [2021-03-26 10:23:18,940 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 10:23:18,941 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 15759 [2021-03-26 10:23:18,941 INFO L480 AbstractCegarLoop]: Abstraction has has 100 places, 69 transitions, 891 flow [2021-03-26 10:23:18,941 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 117.125) internal successors, (937), 8 states have internal predecessors, (937), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:23:18,941 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:23:18,941 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:23:18,941 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-03-26 10:23:18,941 INFO L428 AbstractCegarLoop]: === Iteration 19 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:23:18,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:23:18,942 INFO L82 PathProgramCache]: Analyzing trace with hash 1269977504, now seen corresponding path program 1 times [2021-03-26 10:23:18,942 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:23:18,942 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197267155] [2021-03-26 10:23:18,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:23:19,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:23:19,072 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-26 10:23:19,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 10:23:19,114 INFO L142 QuantifierPusher]: treesize reduction 10, result has 83.9 percent of original size [2021-03-26 10:23:19,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 10:23:19,231 INFO L142 QuantifierPusher]: treesize reduction 10, result has 84.6 percent of original size [2021-03-26 10:23:19,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 10:23:19,365 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 18 [2021-03-26 10:23:19,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:23:19,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 10:23:19,439 INFO L142 QuantifierPusher]: treesize reduction 35, result has 67.9 percent of original size [2021-03-26 10:23:19,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-26 10:23:19,636 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 21 [2021-03-26 10:23:19,640 INFO L142 QuantifierPusher]: treesize reduction 11, result has 69.4 percent of original size [2021-03-26 10:23:19,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 10:23:19,796 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2021-03-26 10:23:19,800 INFO L142 QuantifierPusher]: treesize reduction 20, result has 50.0 percent of original size [2021-03-26 10:23:19,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 10:23:19,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:23:19,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 10:23:20,003 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 10:23:20,003 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197267155] [2021-03-26 10:23:20,003 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:23:20,003 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-26 10:23:20,003 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931486661] [2021-03-26 10:23:20,003 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 10:23:20,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:23:20,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 10:23:20,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-03-26 10:23:20,004 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 119 out of 224 [2021-03-26 10:23:20,005 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 69 transitions, 891 flow. Second operand has 10 states, 10 states have (on average 119.9) internal successors, (1199), 10 states have internal predecessors, (1199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:23:20,005 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:23:20,005 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 119 of 224 [2021-03-26 10:23:20,005 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:23:20,587 INFO L129 PetriNetUnfolder]: 4/25 cut-off events. [2021-03-26 10:23:20,587 INFO L130 PetriNetUnfolder]: For 391/393 co-relation queries the response was YES. [2021-03-26 10:23:20,587 INFO L84 FinitePrefix]: Finished finitePrefix Result has 213 conditions, 25 events. 4/25 cut-off events. For 391/393 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 38 event pairs, 0 based on Foata normal form. 10/35 useless extension candidates. Maximal degree in co-relation 177. Up to 8 conditions per place. [2021-03-26 10:23:20,588 INFO L132 encePairwiseOnDemand]: 210/224 looper letters, 0 selfloop transitions, 0 changer transitions 25/25 dead transitions. [2021-03-26 10:23:20,588 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 25 transitions, 338 flow [2021-03-26 10:23:20,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 10:23:20,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 10:23:20,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 850 transitions. [2021-03-26 10:23:20,594 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5420918367346939 [2021-03-26 10:23:20,594 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 850 transitions. [2021-03-26 10:23:20,594 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 850 transitions. [2021-03-26 10:23:20,594 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:23:20,594 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 850 transitions. [2021-03-26 10:23:20,595 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 121.42857142857143) internal successors, (850), 7 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:23:20,596 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 224.0) internal successors, (1792), 8 states have internal predecessors, (1792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:23:20,596 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 224.0) internal successors, (1792), 8 states have internal predecessors, (1792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:23:20,596 INFO L185 Difference]: Start difference. First operand has 100 places, 69 transitions, 891 flow. Second operand 7 states and 850 transitions. [2021-03-26 10:23:20,596 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 25 transitions, 338 flow [2021-03-26 10:23:20,597 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 25 transitions, 156 flow, removed 7 selfloop flow, removed 40 redundant places. [2021-03-26 10:23:20,597 INFO L241 Difference]: Finished difference. Result has 48 places, 0 transitions, 0 flow [2021-03-26 10:23:20,597 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=224, PETRI_DIFFERENCE_MINUEND_FLOW=128, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=25, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=0, PETRI_PLACES=48, PETRI_TRANSITIONS=0} [2021-03-26 10:23:20,597 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 4 predicate places. [2021-03-26 10:23:20,598 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:23:20,598 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 48 places, 0 transitions, 0 flow [2021-03-26 10:23:20,598 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 48 places, 0 transitions, 0 flow [2021-03-26 10:23:20,598 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 0 places, 0 transitions, 0 flow [2021-03-26 10:23:20,598 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-03-26 10:23:20,598 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:23:20,598 INFO L84 FinitePrefix]: Finished finitePrefix Result has 0 conditions, 0 events. 0/0 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 0. Compared 0 event pairs, 0 based on Foata normal form. 0/0 useless extension candidates. Maximal degree in co-relation 0. Up to 0 conditions per place. [2021-03-26 10:23:20,598 INFO L142 LiptonReduction]: Number of co-enabled transitions 0 [2021-03-26 10:23:20,598 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 10:23:20,598 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 10:23:20,598 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 0 [2021-03-26 10:23:20,599 INFO L480 AbstractCegarLoop]: Abstraction has has 0 places, 0 transitions, 0 flow [2021-03-26 10:23:20,599 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 119.9) internal successors, (1199), 10 states have internal predecessors, (1199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:23:20,599 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-03-26 10:23:20,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.03 10:23:20 BasicIcfg [2021-03-26 10:23:20,601 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-26 10:23:20,602 INFO L168 Benchmark]: Toolchain (without parser) took 285943.77 ms. Allocated memory was 255.9 MB in the beginning and 536.9 MB in the end (delta: 281.0 MB). Free memory was 236.0 MB in the beginning and 239.7 MB in the end (delta: -3.8 MB). Peak memory consumption was 277.7 MB. Max. memory is 16.0 GB. [2021-03-26 10:23:20,602 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 255.9 MB. Free memory was 237.5 MB in the beginning and 237.4 MB in the end (delta: 152.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-26 10:23:20,602 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1026.48 ms. Allocated memory is still 255.9 MB. Free memory was 236.0 MB in the beginning and 210.5 MB in the end (delta: 25.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-03-26 10:23:20,602 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.27 ms. Allocated memory is still 255.9 MB. Free memory was 210.5 MB in the beginning and 206.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-26 10:23:20,602 INFO L168 Benchmark]: Boogie Preprocessor took 44.17 ms. Allocated memory is still 255.9 MB. Free memory was 206.3 MB in the beginning and 202.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-26 10:23:20,602 INFO L168 Benchmark]: RCFGBuilder took 6964.19 ms. Allocated memory is still 255.9 MB. Free memory was 202.7 MB in the beginning and 88.2 MB in the end (delta: 114.6 MB). Peak memory consumption was 123.6 MB. Max. memory is 16.0 GB. [2021-03-26 10:23:20,602 INFO L168 Benchmark]: TraceAbstraction took 277725.02 ms. Allocated memory was 255.9 MB in the beginning and 536.9 MB in the end (delta: 281.0 MB). Free memory was 87.1 MB in the beginning and 239.7 MB in the end (delta: -152.6 MB). Peak memory consumption was 128.4 MB. Max. memory is 16.0 GB. [2021-03-26 10:23:20,602 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 255.9 MB. Free memory was 237.5 MB in the beginning and 237.4 MB in the end (delta: 152.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1026.48 ms. Allocated memory is still 255.9 MB. Free memory was 236.0 MB in the beginning and 210.5 MB in the end (delta: 25.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 78.27 ms. Allocated memory is still 255.9 MB. Free memory was 210.5 MB in the beginning and 206.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 44.17 ms. Allocated memory is still 255.9 MB. Free memory was 206.3 MB in the beginning and 202.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 6964.19 ms. Allocated memory is still 255.9 MB. Free memory was 202.7 MB in the beginning and 88.2 MB in the end (delta: 114.6 MB). Peak memory consumption was 123.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 277725.02 ms. Allocated memory was 255.9 MB in the beginning and 536.9 MB in the end (delta: 281.0 MB). Free memory was 87.1 MB in the beginning and 239.7 MB in the end (delta: -152.6 MB). Peak memory consumption was 128.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8084.7ms, 103 PlacesBefore, 44 PlacesAfterwards, 98 TransitionsBefore, 38 TransitionsAfterwards, 1190 CoEnabledTransitionPairs, 5 FixpointIterations, 36 TrivialSequentialCompositions, 26 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 5 ConcurrentYvCompositions, 1 ChoiceCompositions, 68 TotalNumberOfCompositions, 2663 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1138, positive: 1042, positive conditional: 1042, positive unconditional: 0, negative: 96, negative conditional: 96, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1138, positive: 1042, positive conditional: 0, positive unconditional: 1042, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1138, positive: 1042, positive conditional: 0, positive unconditional: 1042, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 822, positive: 786, positive conditional: 0, positive unconditional: 786, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 822, positive: 784, positive conditional: 0, positive unconditional: 784, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1031, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 1026, negative conditional: 0, negative unconditional: 1026, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1138, positive: 256, positive conditional: 0, positive unconditional: 256, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 822, unknown conditional: 0, unknown unconditional: 822] , Statistics on independence cache: Total cache size (in pairs): 822, Positive cache size: 786, Positive conditional cache size: 0, Positive unconditional cache size: 786, Negative cache size: 36, Negative conditional cache size: 0, Negative unconditional cache size: 36, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5372.9ms, 42 PlacesBefore, 30 PlacesAfterwards, 35 TransitionsBefore, 23 TransitionsAfterwards, 258 CoEnabledTransitionPairs, 4 FixpointIterations, 9 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 13 TotalNumberOfCompositions, 1060 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 290, positive: 198, positive conditional: 198, positive unconditional: 0, negative: 92, negative conditional: 92, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 290, positive: 198, positive conditional: 15, positive unconditional: 183, negative: 92, negative conditional: 8, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 290, positive: 198, positive conditional: 15, positive unconditional: 183, negative: 92, negative conditional: 8, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 91, positive: 77, positive conditional: 5, positive unconditional: 72, negative: 14, negative conditional: 2, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 91, positive: 76, positive conditional: 0, positive unconditional: 76, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 15, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 14, negative conditional: 2, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 392, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 390, negative conditional: 60, negative unconditional: 330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 290, positive: 121, positive conditional: 10, positive unconditional: 111, negative: 78, negative conditional: 6, negative unconditional: 72, unknown: 91, unknown conditional: 7, unknown unconditional: 84] , Statistics on independence cache: Total cache size (in pairs): 913, Positive cache size: 863, Positive conditional cache size: 5, Positive unconditional cache size: 858, Negative cache size: 50, Negative conditional cache size: 2, Negative unconditional cache size: 48, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1830.1ms, 29 PlacesBefore, 25 PlacesAfterwards, 21 TransitionsBefore, 18 TransitionsAfterwards, 146 CoEnabledTransitionPairs, 3 FixpointIterations, 3 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 636 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 140, positive: 74, positive conditional: 74, positive unconditional: 0, negative: 66, negative conditional: 66, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 140, positive: 74, positive conditional: 11, positive unconditional: 63, negative: 66, negative conditional: 6, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 140, positive: 74, positive conditional: 11, positive unconditional: 63, negative: 66, negative conditional: 6, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 4, negative conditional: 2, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 2, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 119, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 119, negative conditional: 48, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 140, positive: 73, positive conditional: 11, positive unconditional: 62, negative: 62, negative conditional: 4, negative unconditional: 58, unknown: 5, unknown conditional: 2, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 918, Positive cache size: 864, Positive conditional cache size: 5, Positive unconditional cache size: 859, Negative cache size: 54, Negative conditional cache size: 4, Negative unconditional cache size: 50, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 293.3ms, 26 PlacesBefore, 26 PlacesAfterwards, 18 TransitionsBefore, 18 TransitionsAfterwards, 140 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 186 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 46, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 20, negative conditional: 20, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 46, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 46, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 12, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 288, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 288, negative conditional: 0, negative unconditional: 288, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 46, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 12, unknown conditional: 0, unknown unconditional: 12] , Statistics on independence cache: Total cache size (in pairs): 930, Positive cache size: 868, Positive conditional cache size: 5, Positive unconditional cache size: 863, Negative cache size: 62, Negative conditional cache size: 4, Negative unconditional cache size: 58, Eliminated conditions: 5 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4.4ms, 27 PlacesBefore, 27 PlacesAfterwards, 18 TransitionsBefore, 18 TransitionsAfterwards, 134 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 174 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 19, negative conditional: 19, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 45, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 45, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 45, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 930, Positive cache size: 868, Positive conditional cache size: 5, Positive unconditional cache size: 863, Negative cache size: 62, Negative conditional cache size: 4, Negative unconditional cache size: 58, Eliminated conditions: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 277.7ms, 32 PlacesBefore, 32 PlacesAfterwards, 23 TransitionsBefore, 23 TransitionsAfterwards, 156 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 213 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 68, positive: 48, positive conditional: 48, positive unconditional: 0, negative: 20, negative conditional: 20, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 68, positive: 48, positive conditional: 9, positive unconditional: 39, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68, positive: 48, positive conditional: 9, positive unconditional: 39, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 14, positive: 10, positive conditional: 4, positive unconditional: 6, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 14, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 267, positive: 178, positive conditional: 178, positive unconditional: 0, negative: 88, negative conditional: 0, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 68, positive: 38, positive conditional: 5, positive unconditional: 33, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 14, unknown conditional: 4, unknown unconditional: 10] , Statistics on independence cache: Total cache size (in pairs): 944, Positive cache size: 878, Positive conditional cache size: 9, Positive unconditional cache size: 869, Negative cache size: 66, Negative conditional cache size: 4, Negative unconditional cache size: 62, Eliminated conditions: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4861.2ms, 46 PlacesBefore, 45 PlacesAfterwards, 43 TransitionsBefore, 43 TransitionsAfterwards, 222 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 471 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 74, positive: 51, positive conditional: 51, positive unconditional: 0, negative: 23, negative conditional: 23, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 74, positive: 51, positive conditional: 37, positive unconditional: 14, negative: 23, negative conditional: 1, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 74, positive: 51, positive conditional: 37, positive unconditional: 14, negative: 23, negative conditional: 1, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 14, positive: 13, positive conditional: 9, positive unconditional: 4, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 14, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 51, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 74, positive: 38, positive conditional: 28, positive unconditional: 10, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 14, unknown conditional: 10, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 958, Positive cache size: 891, Positive conditional cache size: 18, Positive unconditional cache size: 873, Negative cache size: 67, Negative conditional cache size: 5, Negative unconditional cache size: 62, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 308.9ms, 66 PlacesBefore, 63 PlacesAfterwards, 58 TransitionsBefore, 58 TransitionsAfterwards, 244 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 462 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 47, positive: 29, positive conditional: 29, positive unconditional: 0, negative: 18, negative conditional: 18, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 57, positive: 29, positive conditional: 21, positive unconditional: 8, negative: 28, negative conditional: 20, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 57, positive: 29, positive conditional: 21, positive unconditional: 8, negative: 28, negative conditional: 20, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10, positive: 2, positive conditional: 1, positive unconditional: 1, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 270, negative conditional: 270, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 57, positive: 27, positive conditional: 20, positive unconditional: 7, negative: 20, negative conditional: 12, negative unconditional: 8, unknown: 10, unknown conditional: 9, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 968, Positive cache size: 893, Positive conditional cache size: 19, Positive unconditional cache size: 874, Negative cache size: 75, Negative conditional cache size: 13, Negative unconditional cache size: 62, Eliminated conditions: 7 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5983.3ms, 84 PlacesBefore, 81 PlacesAfterwards, 92 TransitionsBefore, 92 TransitionsAfterwards, 262 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 2007 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1119, positive: 1059, positive conditional: 1059, positive unconditional: 0, negative: 60, negative conditional: 60, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1119, positive: 1059, positive conditional: 576, positive unconditional: 483, negative: 60, negative conditional: 8, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1119, positive: 1059, positive conditional: 576, positive unconditional: 483, negative: 60, negative conditional: 8, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 62, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 54, negative conditional: 54, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1119, positive: 1051, positive conditional: 572, positive unconditional: 479, negative: 59, negative conditional: 7, negative unconditional: 52, unknown: 9, unknown conditional: 5, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 977, Positive cache size: 901, Positive conditional cache size: 23, Positive unconditional cache size: 878, Negative cache size: 76, Negative conditional cache size: 14, Negative unconditional cache size: 62, Eliminated conditions: 351 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8915.2ms, 93 PlacesBefore, 93 PlacesAfterwards, 115 TransitionsBefore, 115 TransitionsAfterwards, 298 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 2802 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1644, positive: 1575, positive conditional: 1575, positive unconditional: 0, negative: 69, negative conditional: 69, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1644, positive: 1575, positive conditional: 1125, positive unconditional: 450, negative: 69, negative conditional: 27, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1644, positive: 1575, positive conditional: 1125, positive unconditional: 450, negative: 69, negative conditional: 27, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11, positive: 10, positive conditional: 9, positive unconditional: 1, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 11, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 74, positive: 35, positive conditional: 35, positive unconditional: 0, negative: 40, negative conditional: 40, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1644, positive: 1565, positive conditional: 1116, positive unconditional: 449, negative: 68, negative conditional: 26, negative unconditional: 42, unknown: 11, unknown conditional: 10, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 988, Positive cache size: 911, Positive conditional cache size: 32, Positive unconditional cache size: 879, Negative cache size: 77, Negative conditional cache size: 15, Negative unconditional cache size: 62, Eliminated conditions: 366 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 35574.4ms, 101 PlacesBefore, 101 PlacesAfterwards, 134 TransitionsBefore, 134 TransitionsAfterwards, 310 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 2907 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1612, positive: 1540, positive conditional: 1540, positive unconditional: 0, negative: 72, negative conditional: 72, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1612, positive: 1540, positive conditional: 1188, positive unconditional: 352, negative: 72, negative conditional: 33, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1612, positive: 1540, positive conditional: 1188, positive unconditional: 352, negative: 72, negative conditional: 33, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 2, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1612, positive: 1537, positive conditional: 1186, positive unconditional: 351, negative: 72, negative conditional: 33, negative unconditional: 39, unknown: 3, unknown conditional: 2, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 991, Positive cache size: 914, Positive conditional cache size: 34, Positive unconditional cache size: 880, Negative cache size: 77, Negative conditional cache size: 15, Negative unconditional cache size: 62, Eliminated conditions: 313 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 114.0ms, 109 PlacesBefore, 109 PlacesAfterwards, 150 TransitionsBefore, 150 TransitionsAfterwards, 306 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1572 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 872, positive: 839, positive conditional: 839, positive unconditional: 0, negative: 33, negative conditional: 33, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 872, positive: 839, positive conditional: 606, positive unconditional: 233, negative: 33, negative conditional: 13, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 872, positive: 839, positive conditional: 606, positive unconditional: 233, negative: 33, negative conditional: 13, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 872, positive: 836, positive conditional: 603, positive unconditional: 233, negative: 33, negative conditional: 13, negative unconditional: 20, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 994, Positive cache size: 917, Positive conditional cache size: 37, Positive unconditional cache size: 880, Negative cache size: 77, Negative conditional cache size: 15, Negative unconditional cache size: 62, Eliminated conditions: 220 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 135.0ms, 117 PlacesBefore, 115 PlacesAfterwards, 144 TransitionsBefore, 144 TransitionsAfterwards, 296 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1252 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 674, positive: 650, positive conditional: 650, positive unconditional: 0, negative: 24, negative conditional: 24, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 708, positive: 650, positive conditional: 524, positive unconditional: 126, negative: 58, negative conditional: 41, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 708, positive: 650, positive conditional: 524, positive unconditional: 126, negative: 58, negative conditional: 41, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 26, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 18, negative conditional: 18, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 708, positive: 646, positive conditional: 520, positive unconditional: 126, negative: 56, negative conditional: 39, negative unconditional: 17, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1000, Positive cache size: 921, Positive conditional cache size: 41, Positive unconditional cache size: 880, Negative cache size: 79, Negative conditional cache size: 17, Negative unconditional cache size: 62, Eliminated conditions: 119 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3163.5ms, 133 PlacesBefore, 133 PlacesAfterwards, 227 TransitionsBefore, 227 TransitionsAfterwards, 322 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 4714 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2339, positive: 2249, positive conditional: 2249, positive unconditional: 0, negative: 90, negative conditional: 90, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2389, positive: 2249, positive conditional: 1607, positive unconditional: 642, negative: 140, negative conditional: 90, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2389, positive: 2249, positive conditional: 1607, positive unconditional: 642, negative: 140, negative conditional: 90, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2389, positive: 2248, positive conditional: 1606, positive unconditional: 642, negative: 140, negative conditional: 90, negative unconditional: 50, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1001, Positive cache size: 922, Positive conditional cache size: 42, Positive unconditional cache size: 880, Negative cache size: 79, Negative conditional cache size: 17, Negative unconditional cache size: 62, Eliminated conditions: 602 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 85606.4ms, 141 PlacesBefore, 136 PlacesAfterwards, 139 TransitionsBefore, 139 TransitionsAfterwards, 178 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 20 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 20 TotalNumberOfCompositions, 1028 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1028, positive: 1026, positive conditional: 1026, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1048, positive: 1026, positive conditional: 644, positive unconditional: 382, negative: 22, negative conditional: 22, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1048, positive: 1026, positive conditional: 644, positive unconditional: 382, negative: 22, negative conditional: 22, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1048, positive: 1022, positive conditional: 640, positive unconditional: 382, negative: 22, negative conditional: 22, negative unconditional: 0, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1005, Positive cache size: 926, Positive conditional cache size: 46, Positive unconditional cache size: 880, Negative cache size: 79, Negative conditional cache size: 17, Negative unconditional cache size: 62, Eliminated conditions: 360 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 22036.0ms, 126 PlacesBefore, 126 PlacesAfterwards, 120 TransitionsBefore, 120 TransitionsAfterwards, 166 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 232 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 232, positive: 224, positive conditional: 224, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 236, positive: 224, positive conditional: 140, positive unconditional: 84, negative: 12, negative conditional: 12, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 236, positive: 224, positive conditional: 140, positive unconditional: 84, negative: 12, negative conditional: 12, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 236, positive: 223, positive conditional: 139, positive unconditional: 84, negative: 12, negative conditional: 12, negative unconditional: 0, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1006, Positive cache size: 927, Positive conditional cache size: 47, Positive unconditional cache size: 880, Negative cache size: 79, Negative conditional cache size: 17, Negative unconditional cache size: 62, Eliminated conditions: 72 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 18529.6ms, 127 PlacesBefore, 113 PlacesAfterwards, 98 TransitionsBefore, 98 TransitionsAfterwards, 138 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 75 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 75, positive: 67, positive conditional: 67, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 76, positive: 67, positive conditional: 40, positive unconditional: 27, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 67, positive conditional: 40, positive unconditional: 27, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 76, positive: 64, positive conditional: 37, positive unconditional: 27, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1009, Positive cache size: 930, Positive conditional cache size: 50, Positive unconditional cache size: 880, Negative cache size: 79, Negative conditional cache size: 17, Negative unconditional cache size: 62, Eliminated conditions: 18 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 34510.0ms, 114 PlacesBefore, 109 PlacesAfterwards, 88 TransitionsBefore, 87 TransitionsAfterwards, 100 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 71 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 71, positive: 61, positive conditional: 61, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 71, positive: 61, positive conditional: 39, positive unconditional: 22, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 71, positive: 61, positive conditional: 39, positive unconditional: 22, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 71, positive: 59, positive conditional: 37, positive unconditional: 22, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1011, Positive cache size: 932, Positive conditional cache size: 52, Positive unconditional cache size: 880, Negative cache size: 79, Negative conditional cache size: 17, Negative unconditional cache size: 62, Eliminated conditions: 12 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 15757.5ms, 104 PlacesBefore, 100 PlacesAfterwards, 69 TransitionsBefore, 69 TransitionsAfterwards, 40 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 16 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1011, Positive cache size: 932, Positive conditional cache size: 52, Positive unconditional cache size: 880, Negative cache size: 79, Negative conditional cache size: 17, Negative unconditional cache size: 62, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.4ms, 48 PlacesBefore, 0 PlacesAfterwards, 0 TransitionsBefore, 0 TransitionsAfterwards, 0 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1011, Positive cache size: 932, Positive conditional cache size: 52, Positive unconditional cache size: 880, Negative cache size: 79, Negative conditional cache size: 17, Negative unconditional cache size: 62, Eliminated conditions: 0 - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 99 locations, 3 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 3.4ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 275550.0ms, OverallIterations: 19, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 15185.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8617.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 171 SDtfs, 329 SDslu, 279 SDs, 0 SdLazy, 1951 SolverSat, 497 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4893.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 175 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 165 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 8411.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=3677occurred in iteration=13, InterpolantAutomatonStates: 162, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 77.4ms SsaConstructionTime, 657.1ms SatisfiabilityAnalysisTime, 5923.4ms InterpolantComputationTime, 247 NumberOfCodeBlocks, 247 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 228 ConstructedInterpolants, 0 QuantifiedInterpolants, 3037 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...