/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/queue_longest.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 12:44:11,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 12:44:11,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 12:44:11,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 12:44:11,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 12:44:11,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 12:44:11,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 12:44:11,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 12:44:11,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 12:44:11,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 12:44:11,487 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 12:44:11,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 12:44:11,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 12:44:11,489 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 12:44:11,490 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 12:44:11,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 12:44:11,494 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 12:44:11,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 12:44:11,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 12:44:11,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 12:44:11,501 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 12:44:11,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 12:44:11,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 12:44:11,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 12:44:11,508 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-25 12:44:11,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-25 12:44:11,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-25 12:44:11,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-25 12:44:11,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-25 12:44:11,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-25 12:44:11,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-25 12:44:11,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-25 12:44:11,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-25 12:44:11,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 12:44:11,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 12:44:11,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 12:44:11,515 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbe.epf [2021-03-25 12:44:11,539 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 12:44:11,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 12:44:11,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 12:44:11,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 12:44:11,542 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 12:44:11,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 12:44:11,542 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 12:44:11,543 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 12:44:11,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 12:44:11,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 12:44:11,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 12:44:11,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 12:44:11,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 12:44:11,544 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 12:44:11,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 12:44:11,544 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 12:44:11,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 12:44:11,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 12:44:11,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 12:44:11,544 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 12:44:11,544 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 12:44:11,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 12:44:11,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 12:44:11,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 12:44:11,545 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 12:44:11,545 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 12:44:11,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 12:44:11,545 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 12:44:11,545 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 12:44:11,545 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 12:44:11,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 12:44:11,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 12:44:11,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 12:44:11,818 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-25 12:44:11,819 INFO L275 PluginConnector]: CDTParser initialized [2021-03-25 12:44:11,819 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longest.i [2021-03-25 12:44:11,859 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7199b895c/930586e49dba4d27bf0fa0213d64f9bb/FLAG9185d1473 [2021-03-25 12:44:12,268 INFO L306 CDTParser]: Found 1 translation units. [2021-03-25 12:44:12,269 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i [2021-03-25 12:44:12,279 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7199b895c/930586e49dba4d27bf0fa0213d64f9bb/FLAG9185d1473 [2021-03-25 12:44:12,675 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7199b895c/930586e49dba4d27bf0fa0213d64f9bb [2021-03-25 12:44:12,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 12:44:12,679 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-25 12:44:12,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-25 12:44:12,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-25 12:44:12,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-25 12:44:12,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 12:44:12" (1/1) ... [2021-03-25 12:44:12,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57d48d01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 12:44:12, skipping insertion in model container [2021-03-25 12:44:12,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 12:44:12" (1/1) ... [2021-03-25 12:44:12,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-25 12:44:12,742 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-25 12:44:13,020 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/queue_longest.i[43296,43309] [2021-03-25 12:44:13,024 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/queue_longest.i[43503,43516] [2021-03-25 12:44:13,026 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/queue_longest.i[43783,43796] [2021-03-25 12:44:13,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 12:44:13,034 INFO L203 MainTranslator]: Completed pre-run [2021-03-25 12:44:13,056 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/queue_longest.i[43296,43309] [2021-03-25 12:44:13,057 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/queue_longest.i[43503,43516] [2021-03-25 12:44:13,059 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/queue_longest.i[43783,43796] [2021-03-25 12:44:13,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 12:44:13,134 INFO L208 MainTranslator]: Completed translation [2021-03-25 12:44:13,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 12:44:13 WrapperNode [2021-03-25 12:44:13,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-25 12:44:13,135 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 12:44:13,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 12:44:13,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 12:44:13,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 12:44:13" (1/1) ... [2021-03-25 12:44:13,153 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 12:44:13" (1/1) ... [2021-03-25 12:44:13,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 12:44:13,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 12:44:13,172 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 12:44:13,172 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 12:44:13,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 12:44:13" (1/1) ... [2021-03-25 12:44:13,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 12:44:13" (1/1) ... [2021-03-25 12:44:13,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 12:44:13" (1/1) ... [2021-03-25 12:44:13,181 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 12:44:13" (1/1) ... [2021-03-25 12:44:13,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 12:44:13" (1/1) ... [2021-03-25 12:44:13,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 12:44:13" (1/1) ... [2021-03-25 12:44:13,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 12:44:13" (1/1) ... [2021-03-25 12:44:13,195 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 12:44:13,196 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 12:44:13,196 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 12:44:13,196 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 12:44:13,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 12:44:13" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 12:44:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-03-25 12:44:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-03-25 12:44:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-03-25 12:44:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-03-25 12:44:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-25 12:44:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-25 12:44:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-25 12:44:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-25 12:44:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-25 12:44:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-25 12:44:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 12:44:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 12:44:13,251 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-25 12:44:13,566 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 12:44:13,567 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2021-03-25 12:44:13,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 12:44:13 BoogieIcfgContainer [2021-03-25 12:44:13,568 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 12:44:13,569 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 12:44:13,569 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 12:44:13,571 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 12:44:13,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.03 12:44:12" (1/3) ... [2021-03-25 12:44:13,571 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c0709cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 12:44:13, skipping insertion in model container [2021-03-25 12:44:13,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 12:44:13" (2/3) ... [2021-03-25 12:44:13,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c0709cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 12:44:13, skipping insertion in model container [2021-03-25 12:44:13,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 12:44:13" (3/3) ... [2021-03-25 12:44:13,573 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_longest.i [2021-03-25 12:44:13,576 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 12:44:13,579 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-03-25 12:44:13,580 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 12:44:13,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,610 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,610 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,610 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,610 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,610 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,610 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,610 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,611 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,611 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,611 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,611 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,611 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,611 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,611 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,612 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,612 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,612 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,612 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,612 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,612 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,612 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,612 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,612 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,613 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,613 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,613 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,613 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,613 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,613 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,613 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,613 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,613 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,614 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,614 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,614 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,614 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,614 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,614 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,614 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,614 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,614 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,614 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,615 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,615 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,615 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,615 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,615 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,615 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,615 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,615 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,615 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,615 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,616 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,616 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,616 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,616 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,616 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,616 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,616 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,616 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,616 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,616 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,617 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,617 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,617 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,617 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,617 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,617 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,617 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,617 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,617 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,618 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,618 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,618 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,618 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,618 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,618 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,618 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,618 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,618 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,619 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,619 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,619 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,619 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,619 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,619 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,619 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,619 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,619 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,620 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,620 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,620 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,620 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,620 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,620 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,620 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,620 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,620 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,621 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,621 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,621 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,621 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,621 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,621 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,621 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,621 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,621 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,621 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,622 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,622 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,622 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,622 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,622 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,622 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,622 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,622 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,623 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,623 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,623 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,623 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,623 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,623 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,623 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,623 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,623 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,624 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,624 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,624 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,624 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,624 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,624 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,624 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,624 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,624 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,625 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,625 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,625 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,625 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,625 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,625 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,625 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,625 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,626 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,626 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,626 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,626 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,626 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,626 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,626 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,626 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,626 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,627 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,627 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,627 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,627 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,627 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,627 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,627 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,627 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,628 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,628 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,628 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,628 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,628 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,628 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,628 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,628 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,628 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,629 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,629 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,629 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,629 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,629 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,629 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,629 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,629 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,629 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,629 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,629 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,630 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,630 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,630 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,630 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,630 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,630 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,630 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,630 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,630 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,630 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,631 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,631 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,631 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,631 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,631 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,631 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,631 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,631 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,631 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,631 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,632 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,632 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,632 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,632 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,632 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,632 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,632 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,632 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,632 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,632 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,633 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,633 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,633 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,633 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,633 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,633 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,633 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,633 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,633 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,633 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,634 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,634 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,634 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,634 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,634 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,634 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,634 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,634 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,634 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,635 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,635 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,635 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,635 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,635 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,635 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,635 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,635 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,635 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,636 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,636 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,636 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,636 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,636 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,636 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,636 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,636 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,637 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,637 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,637 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,637 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,637 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,637 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,637 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,637 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,637 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,637 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,638 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,638 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,638 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,638 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,638 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,638 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,638 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,638 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,638 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,638 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,639 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,639 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,639 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,639 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,639 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,639 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,639 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,639 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,639 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,639 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,639 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,640 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,640 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,640 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,640 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,640 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,640 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,640 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,640 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,640 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,640 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,640 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,640 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,641 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,641 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,641 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,641 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,641 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,641 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,641 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,641 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,641 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,641 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,642 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,642 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,642 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,642 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,642 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,642 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,642 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,642 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,642 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,643 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,643 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,643 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,643 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,643 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,643 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,643 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,643 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,644 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,644 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,644 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,644 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,644 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,644 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,644 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,644 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,644 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,644 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,645 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,645 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,645 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,645 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,645 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,645 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,645 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,645 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,645 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,646 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,646 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,646 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,646 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,647 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,647 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,647 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,647 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,647 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,647 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,647 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,647 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,647 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,648 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,648 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,648 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,648 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,648 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,648 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,648 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,648 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,648 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,649 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,649 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,649 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,649 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,649 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,649 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,649 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,649 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,649 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,649 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,650 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,650 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,650 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,650 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,650 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,650 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,650 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,650 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,650 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,650 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,651 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,651 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,651 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,651 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,651 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,651 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,652 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,652 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,652 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,652 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,652 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,652 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,653 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,653 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,653 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,653 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,653 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,653 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,653 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,653 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,653 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,653 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,654 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,654 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,654 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,654 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,654 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,654 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,654 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,654 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,654 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,655 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,655 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,655 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,655 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,655 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,655 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,655 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,655 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,655 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,655 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,656 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,656 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,656 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,656 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,656 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,656 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,656 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,656 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,656 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,656 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,656 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,656 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,656 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,657 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,657 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,657 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,657 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,657 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,657 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,657 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,657 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,657 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,657 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,657 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,658 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,658 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,658 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,658 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,658 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,658 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,658 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,658 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,658 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,658 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,658 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,659 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,659 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,659 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,659 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,659 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,659 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,659 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,659 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,659 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,660 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,660 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,660 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,660 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,660 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,660 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,660 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,660 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,660 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,660 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,660 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,661 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,661 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,661 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,661 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,661 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,661 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,661 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,661 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,661 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,661 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,662 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,662 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,662 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,662 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,662 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,662 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,662 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,662 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,662 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,662 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,662 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,663 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,663 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,663 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,663 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,663 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,663 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,663 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,663 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,663 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,663 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,663 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,664 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,664 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,664 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,664 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,664 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,664 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,664 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,664 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,664 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,664 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,664 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,665 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,665 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,665 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,665 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,665 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,665 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,665 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,665 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,665 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,665 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,666 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,666 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,666 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,666 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,666 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,666 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,666 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,666 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,666 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,666 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,666 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,667 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,667 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,667 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,667 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,667 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,667 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,667 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,667 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,667 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,667 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,668 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,668 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,668 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,668 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,668 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,668 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,668 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,668 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,668 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,668 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,668 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,669 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,669 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,669 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,669 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,669 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,671 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,671 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,671 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,671 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,671 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,671 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,671 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,671 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,671 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,672 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,672 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,672 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,672 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,672 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,672 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,672 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,672 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,672 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,672 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,672 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,673 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,673 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,673 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,673 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,673 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,673 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,673 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,673 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,673 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,673 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,673 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,673 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,674 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,674 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,674 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,677 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,677 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,677 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,677 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,677 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,677 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,677 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,677 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,677 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,678 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,678 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,678 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,678 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,678 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,678 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,678 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,678 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,678 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,678 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,678 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,679 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,679 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 12:44:13,682 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-25 12:44:13,695 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-25 12:44:13,708 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 12:44:13,708 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 12:44:13,708 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 12:44:13,709 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 12:44:13,709 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 12:44:13,709 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 12:44:13,709 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 12:44:13,709 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 12:44:13,718 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 241 places, 251 transitions, 524 flow [2021-03-25 12:44:13,770 INFO L129 PetriNetUnfolder]: 16/251 cut-off events. [2021-03-25 12:44:13,770 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-25 12:44:13,775 INFO L84 FinitePrefix]: Finished finitePrefix Result has 262 conditions, 251 events. 16/251 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 386 event pairs, 0 based on Foata normal form. 0/233 useless extension candidates. Maximal degree in co-relation 181. Up to 3 conditions per place. [2021-03-25 12:44:13,776 INFO L82 GeneralOperation]: Start removeDead. Operand has 241 places, 251 transitions, 524 flow [2021-03-25 12:44:13,781 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 230 places, 239 transitions, 490 flow [2021-03-25 12:44:13,782 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:44:13,791 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 230 places, 239 transitions, 490 flow [2021-03-25 12:44:13,793 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 230 places, 239 transitions, 490 flow [2021-03-25 12:44:13,795 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 230 places, 239 transitions, 490 flow [2021-03-25 12:44:13,842 INFO L129 PetriNetUnfolder]: 15/241 cut-off events. [2021-03-25 12:44:13,843 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-25 12:44:13,844 INFO L84 FinitePrefix]: Finished finitePrefix Result has 250 conditions, 241 events. 15/241 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 320 event pairs, 0 based on Foata normal form. 0/223 useless extension candidates. Maximal degree in co-relation 181. Up to 2 conditions per place. [2021-03-25 12:44:13,851 INFO L142 LiptonReduction]: Number of co-enabled transitions 15260 [2021-03-25 12:44:16,645 INFO L154 LiptonReduction]: Checked pairs total: 17084 [2021-03-25 12:44:16,645 INFO L156 LiptonReduction]: Total number of compositions: 165 [2021-03-25 12:44:16,647 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2866 [2021-03-25 12:44:16,653 INFO L129 PetriNetUnfolder]: 1/14 cut-off events. [2021-03-25 12:44:16,653 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 12:44:16,653 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:44:16,654 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:44:16,654 INFO L428 AbstractCegarLoop]: === Iteration 1 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:44:16,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:44:16,657 INFO L82 PathProgramCache]: Analyzing trace with hash -277809427, now seen corresponding path program 1 times [2021-03-25 12:44:16,662 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:44:16,662 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262025274] [2021-03-25 12:44:16,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:44:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:44:16,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:44:16,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:44:16,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:44:16,814 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262025274] [2021-03-25 12:44:16,814 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:44:16,815 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-25 12:44:16,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150049431] [2021-03-25 12:44:16,822 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-25 12:44:16,822 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:44:16,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-25 12:44:16,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-25 12:44:16,835 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 416 [2021-03-25 12:44:16,839 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 98 transitions, 208 flow. Second operand has 2 states, 2 states have (on average 395.5) internal successors, (791), 2 states have internal predecessors, (791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:16,839 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:44:16,839 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 416 [2021-03-25 12:44:16,840 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:44:16,855 INFO L129 PetriNetUnfolder]: 10/93 cut-off events. [2021-03-25 12:44:16,855 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-25 12:44:16,856 INFO L84 FinitePrefix]: Finished finitePrefix Result has 103 conditions, 93 events. 10/93 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 145 event pairs, 0 based on Foata normal form. 3/84 useless extension candidates. Maximal degree in co-relation 99. Up to 2 conditions per place. [2021-03-25 12:44:16,857 INFO L132 encePairwiseOnDemand]: 412/416 looper letters, 0 selfloop transitions, 0 changer transitions 0/92 dead transitions. [2021-03-25 12:44:16,857 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 92 transitions, 196 flow [2021-03-25 12:44:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-25 12:44:16,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-25 12:44:16,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 794 transitions. [2021-03-25 12:44:16,871 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9543269230769231 [2021-03-25 12:44:16,872 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 794 transitions. [2021-03-25 12:44:16,872 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 794 transitions. [2021-03-25 12:44:16,874 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:44:16,876 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 794 transitions. [2021-03-25 12:44:16,880 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 397.0) internal successors, (794), 2 states have internal predecessors, (794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:16,888 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 416.0) internal successors, (1248), 3 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:16,889 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 416.0) internal successors, (1248), 3 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:16,890 INFO L185 Difference]: Start difference. First operand has 91 places, 98 transitions, 208 flow. Second operand 2 states and 794 transitions. [2021-03-25 12:44:16,891 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 92 transitions, 196 flow [2021-03-25 12:44:16,894 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 92 transitions, 188 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-25 12:44:16,896 INFO L241 Difference]: Finished difference. Result has 85 places, 92 transitions, 188 flow [2021-03-25 12:44:16,897 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=188, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=188, PETRI_PLACES=85, PETRI_TRANSITIONS=92} [2021-03-25 12:44:16,898 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, -6 predicate places. [2021-03-25 12:44:16,898 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:44:16,898 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 85 places, 92 transitions, 188 flow [2021-03-25 12:44:16,899 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 85 places, 92 transitions, 188 flow [2021-03-25 12:44:16,899 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 84 places, 92 transitions, 188 flow [2021-03-25 12:44:16,907 INFO L129 PetriNetUnfolder]: 10/93 cut-off events. [2021-03-25 12:44:16,907 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 12:44:16,908 INFO L84 FinitePrefix]: Finished finitePrefix Result has 96 conditions, 93 events. 10/93 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 141 event pairs, 0 based on Foata normal form. 0/81 useless extension candidates. Maximal degree in co-relation 69. Up to 2 conditions per place. [2021-03-25 12:44:16,909 INFO L142 LiptonReduction]: Number of co-enabled transitions 2754 [2021-03-25 12:44:18,272 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-03-25 12:44:18,473 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-03-25 12:44:18,805 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-25 12:44:19,016 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-25 12:44:19,079 INFO L154 LiptonReduction]: Checked pairs total: 9229 [2021-03-25 12:44:19,079 INFO L156 LiptonReduction]: Total number of compositions: 25 [2021-03-25 12:44:19,080 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2182 [2021-03-25 12:44:19,081 INFO L480 AbstractCegarLoop]: Abstraction has has 62 places, 68 transitions, 140 flow [2021-03-25 12:44:19,082 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 395.5) internal successors, (791), 2 states have internal predecessors, (791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:19,082 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:44:19,082 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:44:19,083 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 12:44:19,083 INFO L428 AbstractCegarLoop]: === Iteration 2 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:44:19,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:44:19,085 INFO L82 PathProgramCache]: Analyzing trace with hash 1507390914, now seen corresponding path program 1 times [2021-03-25 12:44:19,085 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:44:19,086 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274642354] [2021-03-25 12:44:19,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:44:19,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:44:19,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:44:19,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:44:19,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:44:19,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:44:19,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:44:19,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:44:19,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:44:19,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274642354] [2021-03-25 12:44:19,210 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:44:19,210 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 12:44:19,210 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231527250] [2021-03-25 12:44:19,211 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 12:44:19,211 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:44:19,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 12:44:19,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 12:44:19,213 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 441 [2021-03-25 12:44:19,214 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 68 transitions, 140 flow. Second operand has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 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) [2021-03-25 12:44:19,214 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:44:19,214 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 441 [2021-03-25 12:44:19,214 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:44:19,244 INFO L129 PetriNetUnfolder]: 7/68 cut-off events. [2021-03-25 12:44:19,245 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 12:44:19,245 INFO L84 FinitePrefix]: Finished finitePrefix Result has 80 conditions, 68 events. 7/68 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 109 event pairs, 0 based on Foata normal form. 0/60 useless extension candidates. Maximal degree in co-relation 62. Up to 5 conditions per place. [2021-03-25 12:44:19,246 INFO L132 encePairwiseOnDemand]: 435/441 looper letters, 3 selfloop transitions, 5 changer transitions 0/67 dead transitions. [2021-03-25 12:44:19,246 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 67 transitions, 154 flow [2021-03-25 12:44:19,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 12:44:19,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 12:44:19,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1194 transitions. [2021-03-25 12:44:19,251 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9024943310657596 [2021-03-25 12:44:19,251 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1194 transitions. [2021-03-25 12:44:19,251 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1194 transitions. [2021-03-25 12:44:19,252 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:44:19,252 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1194 transitions. [2021-03-25 12:44:19,254 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 398.0) internal successors, (1194), 3 states have internal predecessors, (1194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:19,256 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 441.0) internal successors, (1764), 4 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:19,257 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 441.0) internal successors, (1764), 4 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:19,257 INFO L185 Difference]: Start difference. First operand has 62 places, 68 transitions, 140 flow. Second operand 3 states and 1194 transitions. [2021-03-25 12:44:19,257 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 67 transitions, 154 flow [2021-03-25 12:44:19,257 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 67 transitions, 154 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 12:44:19,259 INFO L241 Difference]: Finished difference. Result has 64 places, 67 transitions, 148 flow [2021-03-25 12:44:19,259 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=138, PETRI_DIFFERENCE_MINUEND_PLACES=62, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=148, PETRI_PLACES=64, PETRI_TRANSITIONS=67} [2021-03-25 12:44:19,260 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, -27 predicate places. [2021-03-25 12:44:19,260 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:44:19,260 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 64 places, 67 transitions, 148 flow [2021-03-25 12:44:19,261 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 64 places, 67 transitions, 148 flow [2021-03-25 12:44:19,261 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 64 places, 67 transitions, 148 flow [2021-03-25 12:44:19,270 INFO L129 PetriNetUnfolder]: 7/68 cut-off events. [2021-03-25 12:44:19,270 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 12:44:19,271 INFO L84 FinitePrefix]: Finished finitePrefix Result has 77 conditions, 68 events. 7/68 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 106 event pairs, 0 based on Foata normal form. 0/60 useless extension candidates. Maximal degree in co-relation 60. Up to 4 conditions per place. [2021-03-25 12:44:19,274 INFO L142 LiptonReduction]: Number of co-enabled transitions 1894 [2021-03-25 12:44:19,890 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2021-03-25 12:44:20,163 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-03-25 12:44:20,571 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2021-03-25 12:44:20,950 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-03-25 12:44:21,680 WARN L205 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 177 [2021-03-25 12:44:21,983 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2021-03-25 12:44:23,024 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 192 DAG size of output: 181 [2021-03-25 12:44:23,851 WARN L205 SmtUtils]: Spent 809.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2021-03-25 12:44:24,820 WARN L205 SmtUtils]: Spent 964.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 171 [2021-03-25 12:44:25,245 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2021-03-25 12:44:27,139 WARN L205 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 190 DAG size of output: 174 [2021-03-25 12:44:28,056 WARN L205 SmtUtils]: Spent 915.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2021-03-25 12:44:28,062 INFO L154 LiptonReduction]: Checked pairs total: 9434 [2021-03-25 12:44:28,062 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 12:44:28,062 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8802 [2021-03-25 12:44:28,063 INFO L480 AbstractCegarLoop]: Abstraction has has 60 places, 63 transitions, 140 flow [2021-03-25 12:44:28,064 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 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) [2021-03-25 12:44:28,064 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:44:28,064 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:44:28,064 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-25 12:44:28,064 INFO L428 AbstractCegarLoop]: === Iteration 3 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:44:28,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:44:28,064 INFO L82 PathProgramCache]: Analyzing trace with hash -1254765725, now seen corresponding path program 1 times [2021-03-25 12:44:28,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:44:28,065 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074792263] [2021-03-25 12:44:28,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:44:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:44:28,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:44:28,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:44:28,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:44:28,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 12:44:28,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:44:28,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:44:28,146 INFO L142 QuantifierPusher]: treesize reduction 28, result has 36.4 percent of original size [2021-03-25 12:44:28,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:44:28,152 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-03-25 12:44:28,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:44:28,156 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-03-25 12:44:28,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:44:28,157 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-03-25 12:44:28,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:44:28,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:44:28,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:44:28,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:44:28,158 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074792263] [2021-03-25 12:44:28,158 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:44:28,158 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 12:44:28,158 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647961097] [2021-03-25 12:44:28,159 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 12:44:28,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:44:28,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 12:44:28,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:44:28,160 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 242 out of 446 [2021-03-25 12:44:28,161 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 63 transitions, 140 flow. Second operand has 6 states, 6 states have (on average 244.33333333333334) internal successors, (1466), 6 states have internal predecessors, (1466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:28,161 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:44:28,161 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 242 of 446 [2021-03-25 12:44:28,162 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:44:28,400 INFO L129 PetriNetUnfolder]: 980/1957 cut-off events. [2021-03-25 12:44:28,400 INFO L130 PetriNetUnfolder]: For 75/75 co-relation queries the response was YES. [2021-03-25 12:44:28,403 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3594 conditions, 1957 events. 980/1957 cut-off events. For 75/75 co-relation queries the response was YES. Maximal size of possible extension queue 71. Compared 10527 event pairs, 713 based on Foata normal form. 0/1687 useless extension candidates. Maximal degree in co-relation 1319. Up to 1466 conditions per place. [2021-03-25 12:44:28,408 INFO L132 encePairwiseOnDemand]: 439/446 looper letters, 42 selfloop transitions, 9 changer transitions 0/74 dead transitions. [2021-03-25 12:44:28,409 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 74 transitions, 266 flow [2021-03-25 12:44:28,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 12:44:28,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 12:44:28,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1504 transitions. [2021-03-25 12:44:28,426 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5620328849028401 [2021-03-25 12:44:28,426 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1504 transitions. [2021-03-25 12:44:28,427 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1504 transitions. [2021-03-25 12:44:28,427 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:44:28,427 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1504 transitions. [2021-03-25 12:44:28,429 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 250.66666666666666) internal successors, (1504), 6 states have internal predecessors, (1504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:28,432 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 446.0) internal successors, (3122), 7 states have internal predecessors, (3122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:28,433 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 446.0) internal successors, (3122), 7 states have internal predecessors, (3122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:28,433 INFO L185 Difference]: Start difference. First operand has 60 places, 63 transitions, 140 flow. Second operand 6 states and 1504 transitions. [2021-03-25 12:44:28,433 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 74 transitions, 266 flow [2021-03-25 12:44:28,436 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 74 transitions, 254 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 12:44:28,437 INFO L241 Difference]: Finished difference. Result has 67 places, 71 transitions, 188 flow [2021-03-25 12:44:28,437 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=446, PETRI_DIFFERENCE_MINUEND_FLOW=130, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=188, PETRI_PLACES=67, PETRI_TRANSITIONS=71} [2021-03-25 12:44:28,437 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, -24 predicate places. [2021-03-25 12:44:28,437 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:44:28,438 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 67 places, 71 transitions, 188 flow [2021-03-25 12:44:28,438 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 67 places, 71 transitions, 188 flow [2021-03-25 12:44:28,438 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 71 transitions, 188 flow [2021-03-25 12:44:28,443 INFO L129 PetriNetUnfolder]: 17/124 cut-off events. [2021-03-25 12:44:28,444 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-25 12:44:28,444 INFO L84 FinitePrefix]: Finished finitePrefix Result has 156 conditions, 124 events. 17/124 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 393 event pairs, 0 based on Foata normal form. 0/108 useless extension candidates. Maximal degree in co-relation 111. Up to 7 conditions per place. [2021-03-25 12:44:28,445 INFO L142 LiptonReduction]: Number of co-enabled transitions 1882 [2021-03-25 12:44:28,697 INFO L154 LiptonReduction]: Checked pairs total: 6682 [2021-03-25 12:44:28,697 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 12:44:28,697 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 260 [2021-03-25 12:44:28,698 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 71 transitions, 194 flow [2021-03-25 12:44:28,699 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 244.33333333333334) internal successors, (1466), 6 states have internal predecessors, (1466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:28,699 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:44:28,699 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:44:28,699 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-25 12:44:28,699 INFO L428 AbstractCegarLoop]: === Iteration 4 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:44:28,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:44:28,699 INFO L82 PathProgramCache]: Analyzing trace with hash -1462734000, now seen corresponding path program 1 times [2021-03-25 12:44:28,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:44:28,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423303688] [2021-03-25 12:44:28,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:44:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:44:28,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:44:28,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 12:44:28,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:44:28,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 12:44:28,801 INFO L142 QuantifierPusher]: treesize reduction 21, result has 51.2 percent of original size [2021-03-25 12:44:28,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 12:44:28,811 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-03-25 12:44:28,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 12:44:28,817 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-03-25 12:44:28,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 12:44:28,818 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-03-25 12:44:28,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:44:28,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:44:28,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:44:28,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:44:28,819 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423303688] [2021-03-25 12:44:28,819 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:44:28,819 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 12:44:28,819 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796061731] [2021-03-25 12:44:28,819 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 12:44:28,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:44:28,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 12:44:28,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:44:28,821 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 242 out of 449 [2021-03-25 12:44:28,822 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 71 transitions, 194 flow. Second operand has 6 states, 6 states have (on average 244.0) internal successors, (1464), 6 states have internal predecessors, (1464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:28,822 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:44:28,822 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 242 of 449 [2021-03-25 12:44:28,822 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:44:29,163 INFO L129 PetriNetUnfolder]: 1183/2349 cut-off events. [2021-03-25 12:44:29,164 INFO L130 PetriNetUnfolder]: For 176/180 co-relation queries the response was YES. [2021-03-25 12:44:29,167 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4431 conditions, 2349 events. 1183/2349 cut-off events. For 176/180 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 13239 event pairs, 229 based on Foata normal form. 10/2084 useless extension candidates. Maximal degree in co-relation 3355. Up to 1524 conditions per place. [2021-03-25 12:44:29,174 INFO L132 encePairwiseOnDemand]: 437/449 looper letters, 66 selfloop transitions, 18 changer transitions 0/107 dead transitions. [2021-03-25 12:44:29,174 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 107 transitions, 453 flow [2021-03-25 12:44:29,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 12:44:29,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 12:44:29,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1292 transitions. [2021-03-25 12:44:29,177 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5755011135857461 [2021-03-25 12:44:29,177 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1292 transitions. [2021-03-25 12:44:29,177 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1292 transitions. [2021-03-25 12:44:29,178 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:44:29,178 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1292 transitions. [2021-03-25 12:44:29,180 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 258.4) internal successors, (1292), 5 states have internal predecessors, (1292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:29,182 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 449.0) internal successors, (2694), 6 states have internal predecessors, (2694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:29,183 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 449.0) internal successors, (2694), 6 states have internal predecessors, (2694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:29,183 INFO L185 Difference]: Start difference. First operand has 67 places, 71 transitions, 194 flow. Second operand 5 states and 1292 transitions. [2021-03-25 12:44:29,184 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 107 transitions, 453 flow [2021-03-25 12:44:29,186 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 107 transitions, 447 flow, removed 3 selfloop flow, removed 0 redundant places. [2021-03-25 12:44:29,189 INFO L241 Difference]: Finished difference. Result has 74 places, 81 transitions, 296 flow [2021-03-25 12:44:29,189 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=188, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=296, PETRI_PLACES=74, PETRI_TRANSITIONS=81} [2021-03-25 12:44:29,189 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, -17 predicate places. [2021-03-25 12:44:29,190 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:44:29,190 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 74 places, 81 transitions, 296 flow [2021-03-25 12:44:29,190 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 74 places, 81 transitions, 296 flow [2021-03-25 12:44:29,190 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 74 places, 81 transitions, 296 flow [2021-03-25 12:44:29,205 INFO L129 PetriNetUnfolder]: 44/306 cut-off events. [2021-03-25 12:44:29,205 INFO L130 PetriNetUnfolder]: For 36/38 co-relation queries the response was YES. [2021-03-25 12:44:29,206 INFO L84 FinitePrefix]: Finished finitePrefix Result has 423 conditions, 306 events. 44/306 cut-off events. For 36/38 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 1562 event pairs, 0 based on Foata normal form. 1/264 useless extension candidates. Maximal degree in co-relation 352. Up to 24 conditions per place. [2021-03-25 12:44:29,208 INFO L142 LiptonReduction]: Number of co-enabled transitions 2106 [2021-03-25 12:44:29,221 INFO L154 LiptonReduction]: Checked pairs total: 1621 [2021-03-25 12:44:29,221 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:44:29,221 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 31 [2021-03-25 12:44:29,222 INFO L480 AbstractCegarLoop]: Abstraction has has 74 places, 81 transitions, 296 flow [2021-03-25 12:44:29,223 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 244.0) internal successors, (1464), 6 states have internal predecessors, (1464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:29,223 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:44:29,223 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:44:29,223 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-25 12:44:29,224 INFO L428 AbstractCegarLoop]: === Iteration 5 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:44:29,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:44:29,224 INFO L82 PathProgramCache]: Analyzing trace with hash -1260813338, now seen corresponding path program 1 times [2021-03-25 12:44:29,224 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:44:29,224 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376842658] [2021-03-25 12:44:29,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:44:29,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:44:29,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:44:29,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 12:44:29,314 INFO L142 QuantifierPusher]: treesize reduction 16, result has 66.0 percent of original size [2021-03-25 12:44:29,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 12:44:29,326 INFO L142 QuantifierPusher]: treesize reduction 8, result has 83.0 percent of original size [2021-03-25 12:44:29,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 12:44:29,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:44:29,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 12:44:29,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:44:29,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 12:44:29,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:44:29,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:44:29,362 INFO L142 QuantifierPusher]: treesize reduction 14, result has 41.7 percent of original size [2021-03-25 12:44:29,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:44:29,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:44:29,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376842658] [2021-03-25 12:44:29,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:44:29,370 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 12:44:29,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235202892] [2021-03-25 12:44:29,370 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 12:44:29,370 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:44:29,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 12:44:29,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-25 12:44:29,372 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 226 out of 449 [2021-03-25 12:44:29,375 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 81 transitions, 296 flow. Second operand has 8 states, 8 states have (on average 227.375) internal successors, (1819), 8 states have internal predecessors, (1819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:29,375 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:44:29,375 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 226 of 449 [2021-03-25 12:44:29,375 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:44:29,725 INFO L129 PetriNetUnfolder]: 1349/2723 cut-off events. [2021-03-25 12:44:29,725 INFO L130 PetriNetUnfolder]: For 652/652 co-relation queries the response was YES. [2021-03-25 12:44:29,729 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5554 conditions, 2723 events. 1349/2723 cut-off events. For 652/652 co-relation queries the response was YES. Maximal size of possible extension queue 94. Compared 16324 event pairs, 276 based on Foata normal form. 20/2438 useless extension candidates. Maximal degree in co-relation 4244. Up to 1675 conditions per place. [2021-03-25 12:44:29,737 INFO L132 encePairwiseOnDemand]: 440/449 looper letters, 78 selfloop transitions, 16 changer transitions 0/116 dead transitions. [2021-03-25 12:44:29,737 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 116 transitions, 580 flow [2021-03-25 12:44:29,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 12:44:29,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 12:44:29,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1212 transitions. [2021-03-25 12:44:29,740 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5398663697104678 [2021-03-25 12:44:29,740 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1212 transitions. [2021-03-25 12:44:29,740 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1212 transitions. [2021-03-25 12:44:29,740 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:44:29,740 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1212 transitions. [2021-03-25 12:44:29,743 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 242.4) internal successors, (1212), 5 states have internal predecessors, (1212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:29,745 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 449.0) internal successors, (2694), 6 states have internal predecessors, (2694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:29,745 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 449.0) internal successors, (2694), 6 states have internal predecessors, (2694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:29,745 INFO L185 Difference]: Start difference. First operand has 74 places, 81 transitions, 296 flow. Second operand 5 states and 1212 transitions. [2021-03-25 12:44:29,745 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 116 transitions, 580 flow [2021-03-25 12:44:29,749 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 116 transitions, 568 flow, removed 6 selfloop flow, removed 0 redundant places. [2021-03-25 12:44:29,750 INFO L241 Difference]: Finished difference. Result has 80 places, 87 transitions, 374 flow [2021-03-25 12:44:29,750 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=281, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=80, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=374, PETRI_PLACES=80, PETRI_TRANSITIONS=87} [2021-03-25 12:44:29,751 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, -11 predicate places. [2021-03-25 12:44:29,751 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:44:29,751 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 80 places, 87 transitions, 374 flow [2021-03-25 12:44:29,751 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 80 places, 87 transitions, 374 flow [2021-03-25 12:44:29,751 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 80 places, 87 transitions, 374 flow [2021-03-25 12:44:29,766 INFO L129 PetriNetUnfolder]: 45/316 cut-off events. [2021-03-25 12:44:29,767 INFO L130 PetriNetUnfolder]: For 106/112 co-relation queries the response was YES. [2021-03-25 12:44:29,767 INFO L84 FinitePrefix]: Finished finitePrefix Result has 481 conditions, 316 events. 45/316 cut-off events. For 106/112 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1676 event pairs, 1 based on Foata normal form. 3/276 useless extension candidates. Maximal degree in co-relation 396. Up to 25 conditions per place. [2021-03-25 12:44:29,769 INFO L142 LiptonReduction]: Number of co-enabled transitions 2200 [2021-03-25 12:44:29,774 INFO L154 LiptonReduction]: Checked pairs total: 1369 [2021-03-25 12:44:29,774 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:44:29,775 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 24 [2021-03-25 12:44:29,778 INFO L480 AbstractCegarLoop]: Abstraction has has 80 places, 87 transitions, 374 flow [2021-03-25 12:44:29,778 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 227.375) internal successors, (1819), 8 states have internal predecessors, (1819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:29,778 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:44:29,778 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:44:29,779 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-25 12:44:29,779 INFO L428 AbstractCegarLoop]: === Iteration 6 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:44:29,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:44:29,784 INFO L82 PathProgramCache]: Analyzing trace with hash -580625226, now seen corresponding path program 1 times [2021-03-25 12:44:29,784 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:44:29,787 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722190560] [2021-03-25 12:44:29,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:44:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:44:29,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:44:29,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 12:44:29,861 INFO L142 QuantifierPusher]: treesize reduction 16, result has 68.6 percent of original size [2021-03-25 12:44:29,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 12:44:29,872 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.4 percent of original size [2021-03-25 12:44:29,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 12:44:29,874 INFO L142 QuantifierPusher]: treesize reduction 13, result has 73.5 percent of original size [2021-03-25 12:44:29,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 12:44:29,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:44:29,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 12:44:29,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:44:29,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:44:29,903 INFO L142 QuantifierPusher]: treesize reduction 14, result has 41.7 percent of original size [2021-03-25 12:44:29,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:44:29,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:44:29,910 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722190560] [2021-03-25 12:44:29,910 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:44:29,910 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 12:44:29,910 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964877892] [2021-03-25 12:44:29,911 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 12:44:29,911 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:44:29,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 12:44:29,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-25 12:44:29,913 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 228 out of 449 [2021-03-25 12:44:29,914 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 87 transitions, 374 flow. Second operand has 8 states, 8 states have (on average 229.375) internal successors, (1835), 8 states have internal predecessors, (1835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:29,914 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:44:29,914 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 228 of 449 [2021-03-25 12:44:29,914 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:44:30,255 INFO L129 PetriNetUnfolder]: 1349/2728 cut-off events. [2021-03-25 12:44:30,255 INFO L130 PetriNetUnfolder]: For 1058/1058 co-relation queries the response was YES. [2021-03-25 12:44:30,260 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5791 conditions, 2728 events. 1349/2728 cut-off events. For 1058/1058 co-relation queries the response was YES. Maximal size of possible extension queue 94. Compared 16196 event pairs, 829 based on Foata normal form. 0/2411 useless extension candidates. Maximal degree in co-relation 5279. Up to 2061 conditions per place. [2021-03-25 12:44:30,268 INFO L132 encePairwiseOnDemand]: 437/449 looper letters, 60 selfloop transitions, 18 changer transitions 0/100 dead transitions. [2021-03-25 12:44:30,268 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 100 transitions, 574 flow [2021-03-25 12:44:30,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 12:44:30,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 12:44:30,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1885 transitions. [2021-03-25 12:44:30,272 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5247772828507795 [2021-03-25 12:44:30,272 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1885 transitions. [2021-03-25 12:44:30,272 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1885 transitions. [2021-03-25 12:44:30,273 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:44:30,273 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1885 transitions. [2021-03-25 12:44:30,275 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 235.625) internal successors, (1885), 8 states have internal predecessors, (1885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:30,279 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 449.0) internal successors, (4041), 9 states have internal predecessors, (4041), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:30,280 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 449.0) internal successors, (4041), 9 states have internal predecessors, (4041), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:30,280 INFO L185 Difference]: Start difference. First operand has 80 places, 87 transitions, 374 flow. Second operand 8 states and 1885 transitions. [2021-03-25 12:44:30,280 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 100 transitions, 574 flow [2021-03-25 12:44:30,283 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 100 transitions, 570 flow, removed 2 selfloop flow, removed 0 redundant places. [2021-03-25 12:44:30,286 INFO L241 Difference]: Finished difference. Result has 91 places, 96 transitions, 472 flow [2021-03-25 12:44:30,286 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=370, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=87, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=472, PETRI_PLACES=91, PETRI_TRANSITIONS=96} [2021-03-25 12:44:30,286 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 0 predicate places. [2021-03-25 12:44:30,286 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:44:30,286 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 91 places, 96 transitions, 472 flow [2021-03-25 12:44:30,286 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 91 places, 96 transitions, 472 flow [2021-03-25 12:44:30,287 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 91 places, 96 transitions, 472 flow [2021-03-25 12:44:30,301 INFO L129 PetriNetUnfolder]: 53/340 cut-off events. [2021-03-25 12:44:30,301 INFO L130 PetriNetUnfolder]: For 163/167 co-relation queries the response was YES. [2021-03-25 12:44:30,302 INFO L84 FinitePrefix]: Finished finitePrefix Result has 570 conditions, 340 events. 53/340 cut-off events. For 163/167 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1837 event pairs, 1 based on Foata normal form. 2/301 useless extension candidates. Maximal degree in co-relation 500. Up to 25 conditions per place. [2021-03-25 12:44:30,304 INFO L142 LiptonReduction]: Number of co-enabled transitions 2202 [2021-03-25 12:44:30,426 INFO L154 LiptonReduction]: Checked pairs total: 2220 [2021-03-25 12:44:30,426 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 12:44:30,426 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 140 [2021-03-25 12:44:30,427 INFO L480 AbstractCegarLoop]: Abstraction has has 91 places, 96 transitions, 473 flow [2021-03-25 12:44:30,428 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 229.375) internal successors, (1835), 8 states have internal predecessors, (1835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:30,428 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:44:30,428 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:44:30,428 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-25 12:44:30,428 INFO L428 AbstractCegarLoop]: === Iteration 7 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:44:30,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:44:30,428 INFO L82 PathProgramCache]: Analyzing trace with hash -422504068, now seen corresponding path program 1 times [2021-03-25 12:44:30,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:44:30,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412176004] [2021-03-25 12:44:30,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:44:30,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:44:32,826 INFO L142 QuantifierPusher]: treesize reduction 56, result has 85.0 percent of original size [2021-03-25 12:44:32,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 317 [2021-03-25 12:44:32,895 INFO L142 QuantifierPusher]: treesize reduction 56, result has 85.0 percent of original size [2021-03-25 12:44:32,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 317 [2021-03-25 12:44:32,904 INFO L142 QuantifierPusher]: treesize reduction 337, result has 73.2 percent of original size [2021-03-25 12:44:32,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 922 [2021-03-25 12:44:33,132 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 52 [2021-03-25 12:44:33,138 INFO L142 QuantifierPusher]: treesize reduction 756, result has 72.6 percent of original size [2021-03-25 12:44:33,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1999 [2021-03-25 12:44:33,968 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 58 [2021-03-25 12:44:33,972 INFO L142 QuantifierPusher]: treesize reduction 756, result has 72.6 percent of original size [2021-03-25 12:44:33,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1999 [2021-03-25 12:44:33,976 INFO L142 QuantifierPusher]: treesize reduction 476, result has 72.1 percent of original size [2021-03-25 12:44:33,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1228 [2021-03-25 12:44:34,430 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 50 [2021-03-25 12:44:34,433 INFO L142 QuantifierPusher]: treesize reduction 433, result has 71.7 percent of original size [2021-03-25 12:44:34,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1095 [2021-03-25 12:44:34,815 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 54 [2021-03-25 12:44:34,818 INFO L142 QuantifierPusher]: treesize reduction 2976, result has 58.9 percent of original size [2021-03-25 12:44:34,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4258 [2021-03-25 12:44:36,497 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2021-03-25 12:44:36,500 INFO L142 QuantifierPusher]: treesize reduction 1136, result has 68.4 percent of original size [2021-03-25 12:44:36,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2458 [2021-03-25 12:44:37,483 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 61 [2021-03-25 12:44:37,484 INFO L142 QuantifierPusher]: treesize reduction 25, result has 35.9 percent of original size [2021-03-25 12:44:37,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:44:37,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:44:37,527 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412176004] [2021-03-25 12:44:37,527 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:44:37,528 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-25 12:44:37,528 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558970195] [2021-03-25 12:44:37,528 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 12:44:37,528 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:44:37,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 12:44:37,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2021-03-25 12:44:37,530 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 221 out of 451 [2021-03-25 12:44:37,532 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 96 transitions, 473 flow. Second operand has 10 states, 10 states have (on average 222.2) internal successors, (2222), 10 states have internal predecessors, (2222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:44:37,532 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:44:37,532 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 221 of 451 [2021-03-25 12:44:37,532 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:44:39,021 WARN L205 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 38 [2021-03-25 12:44:43,381 WARN L205 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 70 [2021-03-25 12:44:54,405 WARN L205 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 120 [2021-03-25 12:45:01,916 WARN L205 SmtUtils]: Spent 4.91 s on a formula simplification that was a NOOP. DAG size: 129 [2021-03-25 12:45:33,712 INFO L129 PetriNetUnfolder]: 1430/2909 cut-off events. [2021-03-25 12:45:33,713 INFO L130 PetriNetUnfolder]: For 1161/1165 co-relation queries the response was YES. [2021-03-25 12:45:33,719 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6424 conditions, 2909 events. 1430/2909 cut-off events. For 1161/1165 co-relation queries the response was YES. Maximal size of possible extension queue 117. Compared 18254 event pairs, 497 based on Foata normal form. 0/2596 useless extension candidates. Maximal degree in co-relation 5894. Up to 1838 conditions per place. [2021-03-25 12:45:33,728 INFO L132 encePairwiseOnDemand]: 435/451 looper letters, 110 selfloop transitions, 31 changer transitions 6/169 dead transitions. [2021-03-25 12:45:33,728 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 169 transitions, 984 flow [2021-03-25 12:45:33,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 12:45:33,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 12:45:33,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 2558 transitions. [2021-03-25 12:45:33,737 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5156218504333804 [2021-03-25 12:45:33,737 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 2558 transitions. [2021-03-25 12:45:33,737 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 2558 transitions. [2021-03-25 12:45:33,738 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:45:33,738 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 2558 transitions. [2021-03-25 12:45:33,741 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 232.54545454545453) internal successors, (2558), 11 states have internal predecessors, (2558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:33,745 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 451.0) internal successors, (5412), 12 states have internal predecessors, (5412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:33,746 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 451.0) internal successors, (5412), 12 states have internal predecessors, (5412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:33,746 INFO L185 Difference]: Start difference. First operand has 91 places, 96 transitions, 473 flow. Second operand 11 states and 2558 transitions. [2021-03-25 12:45:33,746 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 169 transitions, 984 flow [2021-03-25 12:45:33,751 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 169 transitions, 961 flow, removed 5 selfloop flow, removed 2 redundant places. [2021-03-25 12:45:33,755 INFO L241 Difference]: Finished difference. Result has 105 places, 111 transitions, 638 flow [2021-03-25 12:45:33,755 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=451, PETRI_DIFFERENCE_MINUEND_FLOW=451, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=638, PETRI_PLACES=105, PETRI_TRANSITIONS=111} [2021-03-25 12:45:33,755 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 14 predicate places. [2021-03-25 12:45:33,755 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:45:33,755 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 105 places, 111 transitions, 638 flow [2021-03-25 12:45:33,755 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 105 places, 111 transitions, 638 flow [2021-03-25 12:45:33,756 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 105 places, 111 transitions, 638 flow [2021-03-25 12:45:33,824 INFO L129 PetriNetUnfolder]: 76/485 cut-off events. [2021-03-25 12:45:33,825 INFO L130 PetriNetUnfolder]: For 259/265 co-relation queries the response was YES. [2021-03-25 12:45:33,826 INFO L84 FinitePrefix]: Finished finitePrefix Result has 824 conditions, 485 events. 76/485 cut-off events. For 259/265 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 2929 event pairs, 0 based on Foata normal form. 3/421 useless extension candidates. Maximal degree in co-relation 755. Up to 34 conditions per place. [2021-03-25 12:45:33,829 INFO L142 LiptonReduction]: Number of co-enabled transitions 2414 [2021-03-25 12:45:34,157 INFO L154 LiptonReduction]: Checked pairs total: 2566 [2021-03-25 12:45:34,157 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 12:45:34,157 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 402 [2021-03-25 12:45:34,158 INFO L480 AbstractCegarLoop]: Abstraction has has 105 places, 111 transitions, 644 flow [2021-03-25 12:45:34,159 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 222.2) internal successors, (2222), 10 states have internal predecessors, (2222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:34,159 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:45:34,159 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:45:34,159 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-25 12:45:34,159 INFO L428 AbstractCegarLoop]: === Iteration 8 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:45:34,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:45:34,159 INFO L82 PathProgramCache]: Analyzing trace with hash -450399155, now seen corresponding path program 1 times [2021-03-25 12:45:34,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:45:34,159 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576651361] [2021-03-25 12:45:34,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:45:34,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:45:34,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:34,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 12:45:34,204 INFO L142 QuantifierPusher]: treesize reduction 14, result has 70.8 percent of original size [2021-03-25 12:45:34,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 12:45:34,228 INFO L142 QuantifierPusher]: treesize reduction 27, result has 63.5 percent of original size [2021-03-25 12:45:34,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 12:45:34,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:34,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 12:45:34,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:34,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 12:45:34,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:34,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:45:34,295 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-03-25 12:45:34,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:45:34,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:45:34,328 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576651361] [2021-03-25 12:45:34,328 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:45:34,328 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 12:45:34,328 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28555933] [2021-03-25 12:45:34,328 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 12:45:34,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:45:34,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 12:45:34,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-25 12:45:34,330 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 226 out of 453 [2021-03-25 12:45:34,341 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 111 transitions, 644 flow. Second operand has 8 states, 8 states have (on average 227.375) internal successors, (1819), 8 states have internal predecessors, (1819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:34,341 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:45:34,341 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 226 of 453 [2021-03-25 12:45:34,341 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:45:35,015 INFO L129 PetriNetUnfolder]: 1441/2891 cut-off events. [2021-03-25 12:45:35,015 INFO L130 PetriNetUnfolder]: For 2203/2207 co-relation queries the response was YES. [2021-03-25 12:45:35,023 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7036 conditions, 2891 events. 1441/2891 cut-off events. For 2203/2207 co-relation queries the response was YES. Maximal size of possible extension queue 110. Compared 17729 event pairs, 469 based on Foata normal form. 0/2568 useless extension candidates. Maximal degree in co-relation 6476. Up to 1833 conditions per place. [2021-03-25 12:45:35,033 INFO L132 encePairwiseOnDemand]: 439/453 looper letters, 100 selfloop transitions, 29 changer transitions 1/152 dead transitions. [2021-03-25 12:45:35,033 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 152 transitions, 1025 flow [2021-03-25 12:45:35,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 12:45:35,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 12:45:35,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1685 transitions. [2021-03-25 12:45:35,037 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5313781141595711 [2021-03-25 12:45:35,037 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1685 transitions. [2021-03-25 12:45:35,037 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1685 transitions. [2021-03-25 12:45:35,037 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:45:35,038 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1685 transitions. [2021-03-25 12:45:35,041 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 240.71428571428572) internal successors, (1685), 7 states have internal predecessors, (1685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:35,043 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 453.0) internal successors, (3624), 8 states have internal predecessors, (3624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:35,044 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 453.0) internal successors, (3624), 8 states have internal predecessors, (3624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:35,044 INFO L185 Difference]: Start difference. First operand has 105 places, 111 transitions, 644 flow. Second operand 7 states and 1685 transitions. [2021-03-25 12:45:35,044 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 152 transitions, 1025 flow [2021-03-25 12:45:35,049 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 152 transitions, 987 flow, removed 8 selfloop flow, removed 2 redundant places. [2021-03-25 12:45:35,051 INFO L241 Difference]: Finished difference. Result has 111 places, 116 transitions, 717 flow [2021-03-25 12:45:35,051 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=453, PETRI_DIFFERENCE_MINUEND_FLOW=606, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=111, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=24, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=717, PETRI_PLACES=111, PETRI_TRANSITIONS=116} [2021-03-25 12:45:35,052 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 20 predicate places. [2021-03-25 12:45:35,052 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:45:35,052 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 111 places, 116 transitions, 717 flow [2021-03-25 12:45:35,052 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 111 places, 116 transitions, 717 flow [2021-03-25 12:45:35,052 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 111 places, 116 transitions, 717 flow [2021-03-25 12:45:35,075 INFO L129 PetriNetUnfolder]: 75/463 cut-off events. [2021-03-25 12:45:35,075 INFO L130 PetriNetUnfolder]: For 306/312 co-relation queries the response was YES. [2021-03-25 12:45:35,077 INFO L84 FinitePrefix]: Finished finitePrefix Result has 860 conditions, 463 events. 75/463 cut-off events. For 306/312 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 2847 event pairs, 0 based on Foata normal form. 3/405 useless extension candidates. Maximal degree in co-relation 819. Up to 35 conditions per place. [2021-03-25 12:45:35,079 INFO L142 LiptonReduction]: Number of co-enabled transitions 2504 [2021-03-25 12:45:35,090 INFO L154 LiptonReduction]: Checked pairs total: 1483 [2021-03-25 12:45:35,090 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:45:35,090 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 38 [2021-03-25 12:45:35,090 INFO L480 AbstractCegarLoop]: Abstraction has has 111 places, 116 transitions, 717 flow [2021-03-25 12:45:35,091 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 227.375) internal successors, (1819), 8 states have internal predecessors, (1819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:35,091 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:45:35,091 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:45:35,091 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-25 12:45:35,092 INFO L428 AbstractCegarLoop]: === Iteration 9 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:45:35,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:45:35,092 INFO L82 PathProgramCache]: Analyzing trace with hash -450306155, now seen corresponding path program 2 times [2021-03-25 12:45:35,092 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:45:35,092 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037401241] [2021-03-25 12:45:35,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:45:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:45:35,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:35,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 12:45:35,139 INFO L142 QuantifierPusher]: treesize reduction 16, result has 70.9 percent of original size [2021-03-25 12:45:35,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 12:45:35,159 INFO L142 QuantifierPusher]: treesize reduction 25, result has 67.5 percent of original size [2021-03-25 12:45:35,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 12:45:35,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:35,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 12:45:35,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:35,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 12:45:35,188 INFO L142 QuantifierPusher]: treesize reduction 14, result has 51.7 percent of original size [2021-03-25 12:45:35,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 12:45:35,200 INFO L142 QuantifierPusher]: treesize reduction 14, result has 41.7 percent of original size [2021-03-25 12:45:35,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 12:45:35,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:45:35,209 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037401241] [2021-03-25 12:45:35,209 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:45:35,209 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 12:45:35,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932559763] [2021-03-25 12:45:35,209 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 12:45:35,209 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:45:35,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 12:45:35,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-25 12:45:35,211 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 226 out of 453 [2021-03-25 12:45:35,212 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 116 transitions, 717 flow. Second operand has 8 states, 8 states have (on average 227.375) internal successors, (1819), 8 states have internal predecessors, (1819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:35,212 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:45:35,212 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 226 of 453 [2021-03-25 12:45:35,212 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:45:35,840 INFO L129 PetriNetUnfolder]: 1427/2867 cut-off events. [2021-03-25 12:45:35,840 INFO L130 PetriNetUnfolder]: For 2385/2389 co-relation queries the response was YES. [2021-03-25 12:45:35,853 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7175 conditions, 2867 events. 1427/2867 cut-off events. For 2385/2389 co-relation queries the response was YES. Maximal size of possible extension queue 109. Compared 17533 event pairs, 457 based on Foata normal form. 0/2557 useless extension candidates. Maximal degree in co-relation 7001. Up to 1831 conditions per place. [2021-03-25 12:45:35,870 INFO L132 encePairwiseOnDemand]: 440/453 looper letters, 99 selfloop transitions, 30 changer transitions 1/152 dead transitions. [2021-03-25 12:45:35,871 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 152 transitions, 1072 flow [2021-03-25 12:45:35,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 12:45:35,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 12:45:35,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1683 transitions. [2021-03-25 12:45:35,876 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5307473982970672 [2021-03-25 12:45:35,876 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1683 transitions. [2021-03-25 12:45:35,876 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1683 transitions. [2021-03-25 12:45:35,877 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:45:35,877 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1683 transitions. [2021-03-25 12:45:35,879 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 240.42857142857142) internal successors, (1683), 7 states have internal predecessors, (1683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:35,882 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 453.0) internal successors, (3624), 8 states have internal predecessors, (3624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:35,883 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 453.0) internal successors, (3624), 8 states have internal predecessors, (3624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:35,883 INFO L185 Difference]: Start difference. First operand has 111 places, 116 transitions, 717 flow. Second operand 7 states and 1683 transitions. [2021-03-25 12:45:35,883 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 152 transitions, 1072 flow [2021-03-25 12:45:35,891 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 152 transitions, 972 flow, removed 13 selfloop flow, removed 6 redundant places. [2021-03-25 12:45:35,894 INFO L241 Difference]: Finished difference. Result has 112 places, 118 transitions, 705 flow [2021-03-25 12:45:35,894 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=453, PETRI_DIFFERENCE_MINUEND_FLOW=623, PETRI_DIFFERENCE_MINUEND_PLACES=105, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=116, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=705, PETRI_PLACES=112, PETRI_TRANSITIONS=118} [2021-03-25 12:45:35,894 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 21 predicate places. [2021-03-25 12:45:35,894 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:45:35,895 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 112 places, 118 transitions, 705 flow [2021-03-25 12:45:35,895 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 112 places, 118 transitions, 705 flow [2021-03-25 12:45:35,895 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 112 places, 118 transitions, 705 flow [2021-03-25 12:45:35,923 INFO L129 PetriNetUnfolder]: 76/468 cut-off events. [2021-03-25 12:45:35,923 INFO L130 PetriNetUnfolder]: For 292/299 co-relation queries the response was YES. [2021-03-25 12:45:35,925 INFO L84 FinitePrefix]: Finished finitePrefix Result has 835 conditions, 468 events. 76/468 cut-off events. For 292/299 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 2780 event pairs, 0 based on Foata normal form. 4/410 useless extension candidates. Maximal degree in co-relation 766. Up to 36 conditions per place. [2021-03-25 12:45:35,929 INFO L142 LiptonReduction]: Number of co-enabled transitions 2532 [2021-03-25 12:45:35,943 INFO L154 LiptonReduction]: Checked pairs total: 1579 [2021-03-25 12:45:35,943 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:45:35,944 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 50 [2021-03-25 12:45:35,944 INFO L480 AbstractCegarLoop]: Abstraction has has 112 places, 118 transitions, 705 flow [2021-03-25 12:45:35,945 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 227.375) internal successors, (1819), 8 states have internal predecessors, (1819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:35,945 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:45:35,945 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:45:35,945 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-25 12:45:35,945 INFO L428 AbstractCegarLoop]: === Iteration 10 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:45:35,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:45:35,945 INFO L82 PathProgramCache]: Analyzing trace with hash 177090494, now seen corresponding path program 2 times [2021-03-25 12:45:35,945 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:45:35,945 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671583484] [2021-03-25 12:45:35,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:45:35,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:45:35,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:35,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 303 [2021-03-25 12:45:36,083 INFO L142 QuantifierPusher]: treesize reduction 27, result has 59.1 percent of original size [2021-03-25 12:45:36,083 INFO L147 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size 26 [2021-03-25 12:45:36,113 INFO L142 QuantifierPusher]: treesize reduction 33, result has 51.5 percent of original size [2021-03-25 12:45:36,113 INFO L147 QuantifierPusher]: treesize reduction 6, result has 82.9 percent of original size 29 [2021-03-25 12:45:36,136 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-03-25 12:45:36,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 12:45:36,148 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-03-25 12:45:36,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 12:45:36,149 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-03-25 12:45:36,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:45:36,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:36,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:45:36,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:45:36,150 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671583484] [2021-03-25 12:45:36,150 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:45:36,150 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 12:45:36,151 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611790582] [2021-03-25 12:45:36,151 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 12:45:36,151 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:45:36,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 12:45:36,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 12:45:36,152 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 240 out of 453 [2021-03-25 12:45:36,153 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 118 transitions, 705 flow. Second operand has 6 states, 6 states have (on average 242.0) internal successors, (1452), 6 states have internal predecessors, (1452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:36,153 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:45:36,153 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 240 of 453 [2021-03-25 12:45:36,153 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:45:36,898 INFO L129 PetriNetUnfolder]: 1470/2954 cut-off events. [2021-03-25 12:45:36,898 INFO L130 PetriNetUnfolder]: For 2418/2426 co-relation queries the response was YES. [2021-03-25 12:45:36,905 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7396 conditions, 2954 events. 1470/2954 cut-off events. For 2418/2426 co-relation queries the response was YES. Maximal size of possible extension queue 115. Compared 18513 event pairs, 594 based on Foata normal form. 10/2659 useless extension candidates. Maximal degree in co-relation 7233. Up to 1914 conditions per place. [2021-03-25 12:45:36,910 INFO L132 encePairwiseOnDemand]: 442/453 looper letters, 107 selfloop transitions, 26 changer transitions 0/156 dead transitions. [2021-03-25 12:45:36,910 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 156 transitions, 1131 flow [2021-03-25 12:45:36,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 12:45:36,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 12:45:36,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1526 transitions. [2021-03-25 12:45:36,914 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5614422369389257 [2021-03-25 12:45:36,914 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1526 transitions. [2021-03-25 12:45:36,914 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1526 transitions. [2021-03-25 12:45:36,915 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:45:36,915 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1526 transitions. [2021-03-25 12:45:36,916 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 254.33333333333334) internal successors, (1526), 6 states have internal predecessors, (1526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:36,919 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 453.0) internal successors, (3171), 7 states have internal predecessors, (3171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:36,919 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 453.0) internal successors, (3171), 7 states have internal predecessors, (3171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:36,919 INFO L185 Difference]: Start difference. First operand has 112 places, 118 transitions, 705 flow. Second operand 6 states and 1526 transitions. [2021-03-25 12:45:36,919 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 156 transitions, 1131 flow [2021-03-25 12:45:36,926 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 113 places, 156 transitions, 1069 flow, removed 3 selfloop flow, removed 4 redundant places. [2021-03-25 12:45:36,927 INFO L241 Difference]: Finished difference. Result has 115 places, 127 transitions, 811 flow [2021-03-25 12:45:36,928 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=453, PETRI_DIFFERENCE_MINUEND_FLOW=653, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=118, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=94, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=811, PETRI_PLACES=115, PETRI_TRANSITIONS=127} [2021-03-25 12:45:36,928 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 24 predicate places. [2021-03-25 12:45:36,928 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:45:36,928 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 115 places, 127 transitions, 811 flow [2021-03-25 12:45:36,929 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 115 places, 127 transitions, 811 flow [2021-03-25 12:45:36,929 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 115 places, 127 transitions, 811 flow [2021-03-25 12:45:36,956 INFO L129 PetriNetUnfolder]: 83/491 cut-off events. [2021-03-25 12:45:36,956 INFO L130 PetriNetUnfolder]: For 381/395 co-relation queries the response was YES. [2021-03-25 12:45:36,958 INFO L84 FinitePrefix]: Finished finitePrefix Result has 918 conditions, 491 events. 83/491 cut-off events. For 381/395 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 3074 event pairs, 0 based on Foata normal form. 10/436 useless extension candidates. Maximal degree in co-relation 856. Up to 41 conditions per place. [2021-03-25 12:45:36,960 INFO L142 LiptonReduction]: Number of co-enabled transitions 2616 [2021-03-25 12:45:36,983 INFO L154 LiptonReduction]: Checked pairs total: 1704 [2021-03-25 12:45:36,983 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:45:36,983 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 55 [2021-03-25 12:45:36,984 INFO L480 AbstractCegarLoop]: Abstraction has has 115 places, 127 transitions, 811 flow [2021-03-25 12:45:36,984 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 242.0) internal successors, (1452), 6 states have internal predecessors, (1452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:36,984 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:45:36,984 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:45:36,984 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-25 12:45:36,984 INFO L428 AbstractCegarLoop]: === Iteration 11 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:45:36,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:45:36,985 INFO L82 PathProgramCache]: Analyzing trace with hash 1118262228, now seen corresponding path program 1 times [2021-03-25 12:45:36,985 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:45:36,985 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801768498] [2021-03-25 12:45:36,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:45:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:45:37,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:37,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 12:45:37,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:37,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 12:45:37,043 INFO L142 QuantifierPusher]: treesize reduction 36, result has 60.4 percent of original size [2021-03-25 12:45:37,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-25 12:45:37,081 INFO L142 QuantifierPusher]: treesize reduction 32, result has 48.4 percent of original size [2021-03-25 12:45:37,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 12:45:37,101 INFO L142 QuantifierPusher]: treesize reduction 26, result has 53.6 percent of original size [2021-03-25 12:45:37,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 12:45:37,103 INFO L142 QuantifierPusher]: treesize reduction 33, result has 48.4 percent of original size [2021-03-25 12:45:37,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 12:45:37,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:37,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 12:45:37,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:37,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 12:45:37,145 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 12:45:37,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:45:37,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:45:37,162 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801768498] [2021-03-25 12:45:37,162 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:45:37,162 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-25 12:45:37,162 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136443372] [2021-03-25 12:45:37,162 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 12:45:37,162 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:45:37,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 12:45:37,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-03-25 12:45:37,164 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 217 out of 453 [2021-03-25 12:45:37,165 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 115 places, 127 transitions, 811 flow. Second operand has 10 states, 10 states have (on average 218.4) internal successors, (2184), 10 states have internal predecessors, (2184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:37,165 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:45:37,165 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 217 of 453 [2021-03-25 12:45:37,165 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:45:38,033 INFO L129 PetriNetUnfolder]: 1576/3167 cut-off events. [2021-03-25 12:45:38,034 INFO L130 PetriNetUnfolder]: For 2909/2913 co-relation queries the response was YES. [2021-03-25 12:45:38,043 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8084 conditions, 3167 events. 1576/3167 cut-off events. For 2909/2913 co-relation queries the response was YES. Maximal size of possible extension queue 113. Compared 20241 event pairs, 361 based on Foata normal form. 2/2846 useless extension candidates. Maximal degree in co-relation 7931. Up to 1664 conditions per place. [2021-03-25 12:45:38,051 INFO L132 encePairwiseOnDemand]: 437/453 looper letters, 101 selfloop transitions, 54 changer transitions 6/183 dead transitions. [2021-03-25 12:45:38,051 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 123 places, 183 transitions, 1307 flow [2021-03-25 12:45:38,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 12:45:38,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 12:45:38,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2070 transitions. [2021-03-25 12:45:38,058 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5077262693156733 [2021-03-25 12:45:38,059 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2070 transitions. [2021-03-25 12:45:38,059 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2070 transitions. [2021-03-25 12:45:38,059 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:45:38,059 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2070 transitions. [2021-03-25 12:45:38,062 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 230.0) internal successors, (2070), 9 states have internal predecessors, (2070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:38,065 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 453.0) internal successors, (4530), 10 states have internal predecessors, (4530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:38,065 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 453.0) internal successors, (4530), 10 states have internal predecessors, (4530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:38,065 INFO L185 Difference]: Start difference. First operand has 115 places, 127 transitions, 811 flow. Second operand 9 states and 2070 transitions. [2021-03-25 12:45:38,065 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 123 places, 183 transitions, 1307 flow [2021-03-25 12:45:38,075 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 183 transitions, 1279 flow, removed 4 selfloop flow, removed 3 redundant places. [2021-03-25 12:45:38,077 INFO L241 Difference]: Finished difference. Result has 124 places, 137 transitions, 1021 flow [2021-03-25 12:45:38,077 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=453, PETRI_DIFFERENCE_MINUEND_FLOW=784, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=127, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=45, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=77, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1021, PETRI_PLACES=124, PETRI_TRANSITIONS=137} [2021-03-25 12:45:38,077 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 33 predicate places. [2021-03-25 12:45:38,077 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:45:38,077 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 137 transitions, 1021 flow [2021-03-25 12:45:38,077 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 137 transitions, 1021 flow [2021-03-25 12:45:38,078 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 137 transitions, 1021 flow [2021-03-25 12:45:38,136 INFO L129 PetriNetUnfolder]: 82/469 cut-off events. [2021-03-25 12:45:38,136 INFO L130 PetriNetUnfolder]: For 578/591 co-relation queries the response was YES. [2021-03-25 12:45:38,138 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1009 conditions, 469 events. 82/469 cut-off events. For 578/591 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 2840 event pairs, 0 based on Foata normal form. 12/424 useless extension candidates. Maximal degree in co-relation 922. Up to 43 conditions per place. [2021-03-25 12:45:38,142 INFO L142 LiptonReduction]: Number of co-enabled transitions 2770 [2021-03-25 12:45:38,166 INFO L154 LiptonReduction]: Checked pairs total: 2127 [2021-03-25 12:45:38,166 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:45:38,166 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 89 [2021-03-25 12:45:38,166 INFO L480 AbstractCegarLoop]: Abstraction has has 124 places, 137 transitions, 1021 flow [2021-03-25 12:45:38,167 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 218.4) internal successors, (2184), 10 states have internal predecessors, (2184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:38,167 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:45:38,167 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:45:38,167 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-25 12:45:38,167 INFO L428 AbstractCegarLoop]: === Iteration 12 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:45:38,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:45:38,167 INFO L82 PathProgramCache]: Analyzing trace with hash -1803029841, now seen corresponding path program 1 times [2021-03-25 12:45:38,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:45:38,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755472612] [2021-03-25 12:45:38,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:45:38,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:45:38,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:38,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 12:45:38,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:38,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:45:38,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:45:38,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755472612] [2021-03-25 12:45:38,187 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:45:38,187 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 12:45:38,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194757164] [2021-03-25 12:45:38,188 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 12:45:38,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:45:38,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 12:45:38,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 12:45:38,189 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 410 out of 453 [2021-03-25 12:45:38,190 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 124 places, 137 transitions, 1021 flow. Second operand has 3 states, 3 states have (on average 410.6666666666667) internal successors, (1232), 3 states have internal predecessors, (1232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:38,190 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:45:38,190 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 410 of 453 [2021-03-25 12:45:38,190 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:45:38,227 INFO L129 PetriNetUnfolder]: 41/316 cut-off events. [2021-03-25 12:45:38,228 INFO L130 PetriNetUnfolder]: For 401/401 co-relation queries the response was YES. [2021-03-25 12:45:38,229 INFO L84 FinitePrefix]: Finished finitePrefix Result has 665 conditions, 316 events. 41/316 cut-off events. For 401/401 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1425 event pairs, 0 based on Foata normal form. 0/288 useless extension candidates. Maximal degree in co-relation 603. Up to 17 conditions per place. [2021-03-25 12:45:38,229 INFO L132 encePairwiseOnDemand]: 449/453 looper letters, 4 selfloop transitions, 3 changer transitions 0/100 dead transitions. [2021-03-25 12:45:38,230 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 100 transitions, 667 flow [2021-03-25 12:45:38,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 12:45:38,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 12:45:38,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1238 transitions. [2021-03-25 12:45:38,232 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9109639440765268 [2021-03-25 12:45:38,233 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1238 transitions. [2021-03-25 12:45:38,233 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1238 transitions. [2021-03-25 12:45:38,233 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:45:38,233 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1238 transitions. [2021-03-25 12:45:38,234 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 412.6666666666667) internal successors, (1238), 3 states have internal predecessors, (1238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:38,236 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 453.0) internal successors, (1812), 4 states have internal predecessors, (1812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:38,236 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 453.0) internal successors, (1812), 4 states have internal predecessors, (1812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:38,236 INFO L185 Difference]: Start difference. First operand has 124 places, 137 transitions, 1021 flow. Second operand 3 states and 1238 transitions. [2021-03-25 12:45:38,236 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 124 places, 100 transitions, 667 flow [2021-03-25 12:45:38,238 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 100 transitions, 563 flow, removed 7 selfloop flow, removed 15 redundant places. [2021-03-25 12:45:38,239 INFO L241 Difference]: Finished difference. Result has 110 places, 99 transitions, 560 flow [2021-03-25 12:45:38,239 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=453, PETRI_DIFFERENCE_MINUEND_FLOW=545, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=560, PETRI_PLACES=110, PETRI_TRANSITIONS=99} [2021-03-25 12:45:38,239 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 19 predicate places. [2021-03-25 12:45:38,240 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:45:38,240 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 110 places, 99 transitions, 560 flow [2021-03-25 12:45:38,240 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 110 places, 99 transitions, 560 flow [2021-03-25 12:45:38,240 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 110 places, 99 transitions, 560 flow [2021-03-25 12:45:38,261 INFO L129 PetriNetUnfolder]: 36/293 cut-off events. [2021-03-25 12:45:38,262 INFO L130 PetriNetUnfolder]: For 231/231 co-relation queries the response was YES. [2021-03-25 12:45:38,263 INFO L84 FinitePrefix]: Finished finitePrefix Result has 555 conditions, 293 events. 36/293 cut-off events. For 231/231 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1320 event pairs, 0 based on Foata normal form. 0/270 useless extension candidates. Maximal degree in co-relation 501. Up to 17 conditions per place. [2021-03-25 12:45:38,264 INFO L142 LiptonReduction]: Number of co-enabled transitions 1900 [2021-03-25 12:45:38,590 INFO L154 LiptonReduction]: Checked pairs total: 1946 [2021-03-25 12:45:38,590 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 12:45:38,590 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 350 [2021-03-25 12:45:38,591 INFO L480 AbstractCegarLoop]: Abstraction has has 110 places, 99 transitions, 567 flow [2021-03-25 12:45:38,591 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 410.6666666666667) internal successors, (1232), 3 states have internal predecessors, (1232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:38,591 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:45:38,592 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:45:38,592 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-25 12:45:38,593 INFO L428 AbstractCegarLoop]: === Iteration 13 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:45:38,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:45:38,593 INFO L82 PathProgramCache]: Analyzing trace with hash 434067399, now seen corresponding path program 1 times [2021-03-25 12:45:38,593 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:45:38,593 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001382524] [2021-03-25 12:45:38,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:45:38,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:45:38,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:38,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:45:38,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:38,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 12:45:38,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:38,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:45:38,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:45:38,617 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001382524] [2021-03-25 12:45:38,617 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:45:38,617 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 12:45:38,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727525883] [2021-03-25 12:45:38,618 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 12:45:38,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:45:38,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 12:45:38,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 12:45:38,619 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 404 out of 458 [2021-03-25 12:45:38,620 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 99 transitions, 567 flow. Second operand has 3 states, 3 states have (on average 405.6666666666667) internal successors, (1217), 3 states have internal predecessors, (1217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:38,620 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:45:38,620 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 404 of 458 [2021-03-25 12:45:38,620 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:45:38,669 INFO L129 PetriNetUnfolder]: 43/370 cut-off events. [2021-03-25 12:45:38,669 INFO L130 PetriNetUnfolder]: For 244/244 co-relation queries the response was YES. [2021-03-25 12:45:38,671 INFO L84 FinitePrefix]: Finished finitePrefix Result has 708 conditions, 370 events. 43/370 cut-off events. For 244/244 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 1920 event pairs, 1 based on Foata normal form. 27/365 useless extension candidates. Maximal degree in co-relation 650. Up to 27 conditions per place. [2021-03-25 12:45:38,671 INFO L132 encePairwiseOnDemand]: 452/458 looper letters, 1 selfloop transitions, 6 changer transitions 2/99 dead transitions. [2021-03-25 12:45:38,672 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 99 transitions, 581 flow [2021-03-25 12:45:38,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 12:45:38,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 12:45:38,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1222 transitions. [2021-03-25 12:45:38,674 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8893740902474527 [2021-03-25 12:45:38,674 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1222 transitions. [2021-03-25 12:45:38,675 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1222 transitions. [2021-03-25 12:45:38,675 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:45:38,675 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1222 transitions. [2021-03-25 12:45:38,676 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 407.3333333333333) internal successors, (1222), 3 states have internal predecessors, (1222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:38,678 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 458.0) internal successors, (1832), 4 states have internal predecessors, (1832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:38,678 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 458.0) internal successors, (1832), 4 states have internal predecessors, (1832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:38,678 INFO L185 Difference]: Start difference. First operand has 110 places, 99 transitions, 567 flow. Second operand 3 states and 1222 transitions. [2021-03-25 12:45:38,678 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 99 transitions, 581 flow [2021-03-25 12:45:38,680 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 99 transitions, 572 flow, removed 3 selfloop flow, removed 1 redundant places. [2021-03-25 12:45:38,681 INFO L241 Difference]: Finished difference. Result has 111 places, 97 transitions, 553 flow [2021-03-25 12:45:38,681 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=458, PETRI_DIFFERENCE_MINUEND_FLOW=558, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=99, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=553, PETRI_PLACES=111, PETRI_TRANSITIONS=97} [2021-03-25 12:45:38,681 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 20 predicate places. [2021-03-25 12:45:38,681 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:45:38,682 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 111 places, 97 transitions, 553 flow [2021-03-25 12:45:38,682 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 111 places, 97 transitions, 553 flow [2021-03-25 12:45:38,682 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 109 places, 97 transitions, 553 flow [2021-03-25 12:45:38,705 INFO L129 PetriNetUnfolder]: 43/367 cut-off events. [2021-03-25 12:45:38,706 INFO L130 PetriNetUnfolder]: For 235/235 co-relation queries the response was YES. [2021-03-25 12:45:38,707 INFO L84 FinitePrefix]: Finished finitePrefix Result has 685 conditions, 367 events. 43/367 cut-off events. For 235/235 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 1939 event pairs, 1 based on Foata normal form. 0/336 useless extension candidates. Maximal degree in co-relation 634. Up to 27 conditions per place. [2021-03-25 12:45:38,709 INFO L142 LiptonReduction]: Number of co-enabled transitions 1062 [2021-03-25 12:45:40,129 INFO L154 LiptonReduction]: Checked pairs total: 514 [2021-03-25 12:45:40,129 INFO L156 LiptonReduction]: Total number of compositions: 20 [2021-03-25 12:45:40,129 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1448 [2021-03-25 12:45:40,130 INFO L480 AbstractCegarLoop]: Abstraction has has 101 places, 89 transitions, 553 flow [2021-03-25 12:45:40,130 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 405.6666666666667) internal successors, (1217), 3 states have internal predecessors, (1217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:40,130 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:45:40,130 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:45:40,130 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-25 12:45:40,130 INFO L428 AbstractCegarLoop]: === Iteration 14 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:45:40,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:45:40,131 INFO L82 PathProgramCache]: Analyzing trace with hash -2055695304, now seen corresponding path program 1 times [2021-03-25 12:45:40,131 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:45:40,131 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617496069] [2021-03-25 12:45:40,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:45:40,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:45:40,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:40,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 12:45:40,171 INFO L142 QuantifierPusher]: treesize reduction 8, result has 77.1 percent of original size [2021-03-25 12:45:40,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 12:45:40,186 INFO L142 QuantifierPusher]: treesize reduction 8, result has 77.1 percent of original size [2021-03-25 12:45:40,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 12:45:40,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:40,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-25 12:45:40,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:40,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 12:45:40,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:40,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 12:45:40,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:40,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 12:45:40,257 INFO L142 QuantifierPusher]: treesize reduction 21, result has 40.0 percent of original size [2021-03-25 12:45:40,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:45:40,268 INFO L142 QuantifierPusher]: treesize reduction 12, result has 53.8 percent of original size [2021-03-25 12:45:40,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:45:40,269 INFO L142 QuantifierPusher]: treesize reduction 15, result has 6.3 percent of original size [2021-03-25 12:45:40,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:45:40,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:40,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:45:40,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:45:40,271 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617496069] [2021-03-25 12:45:40,271 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:45:40,271 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-25 12:45:40,271 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202222218] [2021-03-25 12:45:40,271 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 12:45:40,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:45:40,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 12:45:40,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-03-25 12:45:40,273 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 235 out of 478 [2021-03-25 12:45:40,274 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 89 transitions, 553 flow. Second operand has 9 states, 9 states have (on average 237.55555555555554) internal successors, (2138), 9 states have internal predecessors, (2138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:40,274 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:45:40,274 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 235 of 478 [2021-03-25 12:45:40,274 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:45:40,624 INFO L129 PetriNetUnfolder]: 336/973 cut-off events. [2021-03-25 12:45:40,624 INFO L130 PetriNetUnfolder]: For 740/747 co-relation queries the response was YES. [2021-03-25 12:45:40,627 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2413 conditions, 973 events. 336/973 cut-off events. For 740/747 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 5684 event pairs, 57 based on Foata normal form. 0/898 useless extension candidates. Maximal degree in co-relation 2343. Up to 417 conditions per place. [2021-03-25 12:45:40,629 INFO L132 encePairwiseOnDemand]: 463/478 looper letters, 71 selfloop transitions, 17 changer transitions 4/113 dead transitions. [2021-03-25 12:45:40,629 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 113 transitions, 803 flow [2021-03-25 12:45:40,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 12:45:40,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 12:45:40,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1723 transitions. [2021-03-25 12:45:40,633 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5149432157800359 [2021-03-25 12:45:40,633 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1723 transitions. [2021-03-25 12:45:40,633 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1723 transitions. [2021-03-25 12:45:40,633 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:45:40,634 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1723 transitions. [2021-03-25 12:45:40,636 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 246.14285714285714) internal successors, (1723), 7 states have internal predecessors, (1723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:40,638 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 478.0) internal successors, (3824), 8 states have internal predecessors, (3824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:40,639 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 478.0) internal successors, (3824), 8 states have internal predecessors, (3824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:40,639 INFO L185 Difference]: Start difference. First operand has 101 places, 89 transitions, 553 flow. Second operand 7 states and 1723 transitions. [2021-03-25 12:45:40,639 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 113 transitions, 803 flow [2021-03-25 12:45:40,643 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 113 transitions, 787 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-25 12:45:40,644 INFO L241 Difference]: Finished difference. Result has 107 places, 91 transitions, 590 flow [2021-03-25 12:45:40,644 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=478, PETRI_DIFFERENCE_MINUEND_FLOW=537, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=590, PETRI_PLACES=107, PETRI_TRANSITIONS=91} [2021-03-25 12:45:40,644 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 16 predicate places. [2021-03-25 12:45:40,644 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:45:40,645 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 107 places, 91 transitions, 590 flow [2021-03-25 12:45:40,645 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 107 places, 91 transitions, 590 flow [2021-03-25 12:45:40,645 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 107 places, 91 transitions, 590 flow [2021-03-25 12:45:40,679 INFO L129 PetriNetUnfolder]: 44/364 cut-off events. [2021-03-25 12:45:40,679 INFO L130 PetriNetUnfolder]: For 354/354 co-relation queries the response was YES. [2021-03-25 12:45:40,680 INFO L84 FinitePrefix]: Finished finitePrefix Result has 702 conditions, 364 events. 44/364 cut-off events. For 354/354 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 1952 event pairs, 1 based on Foata normal form. 0/340 useless extension candidates. Maximal degree in co-relation 637. Up to 29 conditions per place. [2021-03-25 12:45:40,681 INFO L142 LiptonReduction]: Number of co-enabled transitions 992 [2021-03-25 12:45:40,889 INFO L154 LiptonReduction]: Checked pairs total: 198 [2021-03-25 12:45:40,889 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 12:45:40,889 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 245 [2021-03-25 12:45:40,889 INFO L480 AbstractCegarLoop]: Abstraction has has 106 places, 90 transitions, 590 flow [2021-03-25 12:45:40,890 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 237.55555555555554) internal successors, (2138), 9 states have internal predecessors, (2138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:40,890 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:45:40,890 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:45:40,890 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-03-25 12:45:40,890 INFO L428 AbstractCegarLoop]: === Iteration 15 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:45:40,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:45:40,890 INFO L82 PathProgramCache]: Analyzing trace with hash 214481486, now seen corresponding path program 1 times [2021-03-25 12:45:40,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:45:40,891 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196638540] [2021-03-25 12:45:40,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:45:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:45:40,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:40,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 12:45:40,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:40,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 12:45:40,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:40,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 12:45:40,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:40,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 12:45:40,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:40,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 12:45:40,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:40,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 12:45:41,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:41,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 12:45:41,027 INFO L142 QuantifierPusher]: treesize reduction 26, result has 35.0 percent of original size [2021-03-25 12:45:41,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:45:41,040 INFO L142 QuantifierPusher]: treesize reduction 17, result has 45.2 percent of original size [2021-03-25 12:45:41,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:45:41,041 INFO L142 QuantifierPusher]: treesize reduction 20, result has 4.8 percent of original size [2021-03-25 12:45:41,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:45:41,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:41,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:45:41,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:41,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:45:41,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:45:41,043 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196638540] [2021-03-25 12:45:41,043 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:45:41,043 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-25 12:45:41,043 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171166045] [2021-03-25 12:45:41,043 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 12:45:41,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:45:41,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 12:45:41,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-03-25 12:45:41,045 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 230 out of 480 [2021-03-25 12:45:41,046 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 90 transitions, 590 flow. Second operand has 9 states, 9 states have (on average 232.22222222222223) internal successors, (2090), 9 states have internal predecessors, (2090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:41,046 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:45:41,046 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 230 of 480 [2021-03-25 12:45:41,046 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:45:41,485 INFO L129 PetriNetUnfolder]: 350/1011 cut-off events. [2021-03-25 12:45:41,485 INFO L130 PetriNetUnfolder]: For 944/951 co-relation queries the response was YES. [2021-03-25 12:45:41,488 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2533 conditions, 1011 events. 350/1011 cut-off events. For 944/951 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 5994 event pairs, 75 based on Foata normal form. 6/953 useless extension candidates. Maximal degree in co-relation 2341. Up to 364 conditions per place. [2021-03-25 12:45:41,490 INFO L132 encePairwiseOnDemand]: 462/480 looper letters, 68 selfloop transitions, 22 changer transitions 5/116 dead transitions. [2021-03-25 12:45:41,490 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 116 transitions, 851 flow [2021-03-25 12:45:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 12:45:41,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 12:45:41,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1921 transitions. [2021-03-25 12:45:41,494 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5002604166666667 [2021-03-25 12:45:41,494 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1921 transitions. [2021-03-25 12:45:41,494 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1921 transitions. [2021-03-25 12:45:41,495 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:45:41,495 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1921 transitions. [2021-03-25 12:45:41,497 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 240.125) internal successors, (1921), 8 states have internal predecessors, (1921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:41,500 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 480.0) internal successors, (4320), 9 states have internal predecessors, (4320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:41,500 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 480.0) internal successors, (4320), 9 states have internal predecessors, (4320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:41,500 INFO L185 Difference]: Start difference. First operand has 106 places, 90 transitions, 590 flow. Second operand 8 states and 1921 transitions. [2021-03-25 12:45:41,501 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 116 transitions, 851 flow [2021-03-25 12:45:41,504 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 116 transitions, 826 flow, removed 1 selfloop flow, removed 3 redundant places. [2021-03-25 12:45:41,505 INFO L241 Difference]: Finished difference. Result has 111 places, 91 transitions, 624 flow [2021-03-25 12:45:41,505 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=480, PETRI_DIFFERENCE_MINUEND_FLOW=565, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=21, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=624, PETRI_PLACES=111, PETRI_TRANSITIONS=91} [2021-03-25 12:45:41,505 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 20 predicate places. [2021-03-25 12:45:41,506 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:45:41,506 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 111 places, 91 transitions, 624 flow [2021-03-25 12:45:41,506 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 111 places, 91 transitions, 624 flow [2021-03-25 12:45:41,506 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 111 places, 91 transitions, 624 flow [2021-03-25 12:45:41,528 INFO L129 PetriNetUnfolder]: 44/373 cut-off events. [2021-03-25 12:45:41,528 INFO L130 PetriNetUnfolder]: For 430/430 co-relation queries the response was YES. [2021-03-25 12:45:41,529 INFO L84 FinitePrefix]: Finished finitePrefix Result has 746 conditions, 373 events. 44/373 cut-off events. For 430/430 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 2035 event pairs, 1 based on Foata normal form. 0/349 useless extension candidates. Maximal degree in co-relation 676. Up to 29 conditions per place. [2021-03-25 12:45:41,531 INFO L142 LiptonReduction]: Number of co-enabled transitions 998 [2021-03-25 12:45:41,544 INFO L154 LiptonReduction]: Checked pairs total: 113 [2021-03-25 12:45:41,544 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:45:41,544 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 38 [2021-03-25 12:45:41,545 INFO L480 AbstractCegarLoop]: Abstraction has has 111 places, 91 transitions, 624 flow [2021-03-25 12:45:41,545 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 232.22222222222223) internal successors, (2090), 9 states have internal predecessors, (2090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:41,545 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:45:41,545 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:45:41,545 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-03-25 12:45:41,546 INFO L428 AbstractCegarLoop]: === Iteration 16 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:45:41,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:45:41,546 INFO L82 PathProgramCache]: Analyzing trace with hash -1565490731, now seen corresponding path program 1 times [2021-03-25 12:45:41,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:45:41,546 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812337389] [2021-03-25 12:45:41,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:45:41,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:45:41,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:41,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 12:45:41,611 INFO L142 QuantifierPusher]: treesize reduction 36, result has 58.1 percent of original size [2021-03-25 12:45:41,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-25 12:45:41,636 INFO L142 QuantifierPusher]: treesize reduction 8, result has 91.8 percent of original size [2021-03-25 12:45:41,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-03-25 12:45:41,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:41,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-25 12:45:41,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:41,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-25 12:45:41,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:41,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 12:45:41,714 INFO L142 QuantifierPusher]: treesize reduction 38, result has 60.8 percent of original size [2021-03-25 12:45:41,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-25 12:45:41,746 INFO L142 QuantifierPusher]: treesize reduction 6, result has 92.3 percent of original size [2021-03-25 12:45:41,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-03-25 12:45:41,800 INFO L142 QuantifierPusher]: treesize reduction 58, result has 54.0 percent of original size [2021-03-25 12:45:41,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-25 12:45:41,854 INFO L142 QuantifierPusher]: treesize reduction 46, result has 59.6 percent of original size [2021-03-25 12:45:41,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-25 12:45:41,856 INFO L142 QuantifierPusher]: treesize reduction 33, result has 77.4 percent of original size [2021-03-25 12:45:41,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-03-25 12:45:41,875 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.3 percent of original size [2021-03-25 12:45:41,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-03-25 12:45:41,931 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-25 12:45:41,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-25 12:45:41,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:41,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 12:45:41,975 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-03-25 12:45:41,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 12:45:42,020 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-03-25 12:45:42,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-25 12:45:42,058 INFO L142 QuantifierPusher]: treesize reduction 58, result has 49.6 percent of original size [2021-03-25 12:45:42,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-25 12:45:42,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:45:42,111 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812337389] [2021-03-25 12:45:42,111 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:45:42,111 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-03-25 12:45:42,111 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354743854] [2021-03-25 12:45:42,111 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-25 12:45:42,111 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:45:42,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-25 12:45:42,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2021-03-25 12:45:42,113 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 190 out of 480 [2021-03-25 12:45:42,115 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 91 transitions, 624 flow. Second operand has 15 states, 15 states have (on average 191.66666666666666) internal successors, (2875), 15 states have internal predecessors, (2875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:42,115 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:45:42,115 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 190 of 480 [2021-03-25 12:45:42,115 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:45:42,898 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 53 [2021-03-25 12:45:43,489 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 56 [2021-03-25 12:45:45,031 INFO L129 PetriNetUnfolder]: 1911/3782 cut-off events. [2021-03-25 12:45:45,031 INFO L130 PetriNetUnfolder]: For 3957/3962 co-relation queries the response was YES. [2021-03-25 12:45:45,044 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9779 conditions, 3782 events. 1911/3782 cut-off events. For 3957/3962 co-relation queries the response was YES. Maximal size of possible extension queue 115. Compared 23161 event pairs, 610 based on Foata normal form. 10/3407 useless extension candidates. Maximal degree in co-relation 9199. Up to 1863 conditions per place. [2021-03-25 12:45:45,080 INFO L132 encePairwiseOnDemand]: 452/480 looper letters, 168 selfloop transitions, 69 changer transitions 37/284 dead transitions. [2021-03-25 12:45:45,080 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 136 places, 284 transitions, 1762 flow [2021-03-25 12:45:45,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-25 12:45:45,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-03-25 12:45:45,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 5207 transitions. [2021-03-25 12:45:45,089 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4172275641025641 [2021-03-25 12:45:45,090 INFO L72 ComplementDD]: Start complementDD. Operand 26 states and 5207 transitions. [2021-03-25 12:45:45,090 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 5207 transitions. [2021-03-25 12:45:45,092 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:45:45,092 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 26 states and 5207 transitions. [2021-03-25 12:45:45,099 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 27 states, 26 states have (on average 200.26923076923077) internal successors, (5207), 26 states have internal predecessors, (5207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:45,113 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 27 states, 27 states have (on average 480.0) internal successors, (12960), 27 states have internal predecessors, (12960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:45,114 INFO L81 ComplementDD]: Finished complementDD. Result has 27 states, 27 states have (on average 480.0) internal successors, (12960), 27 states have internal predecessors, (12960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:45,114 INFO L185 Difference]: Start difference. First operand has 111 places, 91 transitions, 624 flow. Second operand 26 states and 5207 transitions. [2021-03-25 12:45:45,114 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 136 places, 284 transitions, 1762 flow [2021-03-25 12:45:45,125 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 130 places, 284 transitions, 1713 flow, removed 2 selfloop flow, removed 6 redundant places. [2021-03-25 12:45:45,127 INFO L241 Difference]: Finished difference. Result has 146 places, 143 transitions, 1142 flow [2021-03-25 12:45:45,127 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=480, PETRI_DIFFERENCE_MINUEND_FLOW=583, PETRI_DIFFERENCE_MINUEND_PLACES=105, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=26, PETRI_FLOW=1142, PETRI_PLACES=146, PETRI_TRANSITIONS=143} [2021-03-25 12:45:45,127 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 55 predicate places. [2021-03-25 12:45:45,127 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:45:45,127 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 146 places, 143 transitions, 1142 flow [2021-03-25 12:45:45,128 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 146 places, 143 transitions, 1142 flow [2021-03-25 12:45:45,128 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 145 places, 143 transitions, 1142 flow [2021-03-25 12:45:45,172 INFO L129 PetriNetUnfolder]: 138/645 cut-off events. [2021-03-25 12:45:45,172 INFO L130 PetriNetUnfolder]: For 2113/2142 co-relation queries the response was YES. [2021-03-25 12:45:45,175 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1981 conditions, 645 events. 138/645 cut-off events. For 2113/2142 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 4046 event pairs, 14 based on Foata normal form. 11/634 useless extension candidates. Maximal degree in co-relation 1849. Up to 86 conditions per place. [2021-03-25 12:45:45,179 INFO L142 LiptonReduction]: Number of co-enabled transitions 1078 [2021-03-25 12:45:46,633 INFO L154 LiptonReduction]: Checked pairs total: 856 [2021-03-25 12:45:46,633 INFO L156 LiptonReduction]: Total number of compositions: 18 [2021-03-25 12:45:46,633 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1506 [2021-03-25 12:45:46,634 INFO L480 AbstractCegarLoop]: Abstraction has has 144 places, 142 transitions, 1146 flow [2021-03-25 12:45:46,635 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 191.66666666666666) internal successors, (2875), 15 states have internal predecessors, (2875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:46,635 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:45:46,635 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:45:46,635 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-03-25 12:45:46,635 INFO L428 AbstractCegarLoop]: === Iteration 17 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:45:46,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:45:46,636 INFO L82 PathProgramCache]: Analyzing trace with hash 1131287033, now seen corresponding path program 1 times [2021-03-25 12:45:46,636 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:45:46,636 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723644775] [2021-03-25 12:45:46,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:45:46,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:45:46,729 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-25 12:45:46,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 12:45:46,742 INFO L142 QuantifierPusher]: treesize reduction 43, result has 58.3 percent of original size [2021-03-25 12:45:46,743 INFO L147 QuantifierPusher]: treesize reduction 6, result has 90.0 percent of original size 54 [2021-03-25 12:45:46,790 INFO L142 QuantifierPusher]: treesize reduction 15, result has 86.8 percent of original size [2021-03-25 12:45:46,791 INFO L147 QuantifierPusher]: treesize reduction 6, result has 93.9 percent of original size 93 [2021-03-25 12:45:46,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:46,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-03-25 12:45:46,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:46,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 12:45:46,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:46,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-03-25 12:45:46,881 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.5 percent of original size [2021-03-25 12:45:46,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-03-25 12:45:46,942 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.3 percent of original size [2021-03-25 12:45:46,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-03-25 12:45:47,000 INFO L142 QuantifierPusher]: treesize reduction 63, result has 51.9 percent of original size [2021-03-25 12:45:47,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-25 12:45:47,056 INFO L142 QuantifierPusher]: treesize reduction 71, result has 56.4 percent of original size [2021-03-25 12:45:47,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-03-25 12:45:47,127 INFO L142 QuantifierPusher]: treesize reduction 59, result has 60.9 percent of original size [2021-03-25 12:45:47,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-03-25 12:45:47,129 INFO L142 QuantifierPusher]: treesize reduction 46, result has 74.9 percent of original size [2021-03-25 12:45:47,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-03-25 12:45:47,154 INFO L142 QuantifierPusher]: treesize reduction 10, result has 93.2 percent of original size [2021-03-25 12:45:47,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-03-25 12:45:47,221 INFO L142 QuantifierPusher]: treesize reduction 10, result has 89.1 percent of original size [2021-03-25 12:45:47,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-25 12:45:47,244 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-03-25 12:45:47,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 12:45:47,287 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-03-25 12:45:47,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-25 12:45:47,326 INFO L142 QuantifierPusher]: treesize reduction 58, result has 49.6 percent of original size [2021-03-25 12:45:47,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-25 12:45:47,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:45:47,381 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723644775] [2021-03-25 12:45:47,381 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:45:47,381 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-03-25 12:45:47,381 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711025742] [2021-03-25 12:45:47,382 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-25 12:45:47,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:45:47,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-25 12:45:47,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2021-03-25 12:45:47,384 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 192 out of 498 [2021-03-25 12:45:47,386 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 142 transitions, 1146 flow. Second operand has 15 states, 15 states have (on average 193.66666666666666) internal successors, (2905), 15 states have internal predecessors, (2905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:47,386 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:45:47,386 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 192 of 498 [2021-03-25 12:45:47,386 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:45:48,568 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 59 [2021-03-25 12:45:50,173 INFO L129 PetriNetUnfolder]: 2030/4061 cut-off events. [2021-03-25 12:45:50,173 INFO L130 PetriNetUnfolder]: For 16398/16474 co-relation queries the response was YES. [2021-03-25 12:45:50,189 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14026 conditions, 4061 events. 2030/4061 cut-off events. For 16398/16474 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 26015 event pairs, 588 based on Foata normal form. 88/4068 useless extension candidates. Maximal degree in co-relation 13644. Up to 1934 conditions per place. [2021-03-25 12:45:50,198 INFO L132 encePairwiseOnDemand]: 462/498 looper letters, 167 selfloop transitions, 83 changer transitions 18/278 dead transitions. [2021-03-25 12:45:50,198 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 278 transitions, 2447 flow [2021-03-25 12:45:50,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-25 12:45:50,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-03-25 12:45:50,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 4255 transitions. [2021-03-25 12:45:50,202 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4068655574679671 [2021-03-25 12:45:50,202 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 4255 transitions. [2021-03-25 12:45:50,202 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 4255 transitions. [2021-03-25 12:45:50,203 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:45:50,204 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 4255 transitions. [2021-03-25 12:45:50,207 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 202.61904761904762) internal successors, (4255), 21 states have internal predecessors, (4255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:50,213 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 498.0) internal successors, (10956), 22 states have internal predecessors, (10956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:50,214 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 498.0) internal successors, (10956), 22 states have internal predecessors, (10956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:50,214 INFO L185 Difference]: Start difference. First operand has 144 places, 142 transitions, 1146 flow. Second operand 21 states and 4255 transitions. [2021-03-25 12:45:50,214 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 278 transitions, 2447 flow [2021-03-25 12:45:50,258 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 278 transitions, 2380 flow, removed 30 selfloop flow, removed 3 redundant places. [2021-03-25 12:45:50,261 INFO L241 Difference]: Finished difference. Result has 172 places, 184 transitions, 1746 flow [2021-03-25 12:45:50,261 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=498, PETRI_DIFFERENCE_MINUEND_FLOW=1105, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=142, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=48, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=80, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=1746, PETRI_PLACES=172, PETRI_TRANSITIONS=184} [2021-03-25 12:45:50,261 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 81 predicate places. [2021-03-25 12:45:50,261 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:45:50,262 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 172 places, 184 transitions, 1746 flow [2021-03-25 12:45:50,262 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 172 places, 184 transitions, 1746 flow [2021-03-25 12:45:50,262 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 170 places, 184 transitions, 1746 flow [2021-03-25 12:45:50,306 INFO L129 PetriNetUnfolder]: 129/647 cut-off events. [2021-03-25 12:45:50,306 INFO L130 PetriNetUnfolder]: For 2389/2417 co-relation queries the response was YES. [2021-03-25 12:45:50,309 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2071 conditions, 647 events. 129/647 cut-off events. For 2389/2417 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 4313 event pairs, 6 based on Foata normal form. 18/659 useless extension candidates. Maximal degree in co-relation 2006. Up to 86 conditions per place. [2021-03-25 12:45:50,312 INFO L142 LiptonReduction]: Number of co-enabled transitions 1182 [2021-03-25 12:45:51,889 INFO L154 LiptonReduction]: Checked pairs total: 1385 [2021-03-25 12:45:51,889 INFO L156 LiptonReduction]: Total number of compositions: 18 [2021-03-25 12:45:51,889 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1628 [2021-03-25 12:45:51,890 INFO L480 AbstractCegarLoop]: Abstraction has has 168 places, 182 transitions, 1743 flow [2021-03-25 12:45:51,891 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 193.66666666666666) internal successors, (2905), 15 states have internal predecessors, (2905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:51,891 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:45:51,891 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:45:51,891 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-03-25 12:45:51,891 INFO L428 AbstractCegarLoop]: === Iteration 18 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:45:51,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:45:51,891 INFO L82 PathProgramCache]: Analyzing trace with hash 1382453570, now seen corresponding path program 1 times [2021-03-25 12:45:51,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:45:51,891 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669722220] [2021-03-25 12:45:51,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:45:51,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:45:51,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:51,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 12:45:51,963 INFO L142 QuantifierPusher]: treesize reduction 41, result has 56.8 percent of original size [2021-03-25 12:45:51,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 12:45:51,985 INFO L142 QuantifierPusher]: treesize reduction 13, result has 86.0 percent of original size [2021-03-25 12:45:51,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-25 12:45:51,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:51,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-03-25 12:45:52,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:52,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-03-25 12:45:52,048 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.4 percent of original size [2021-03-25 12:45:52,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 12:45:52,072 INFO L142 QuantifierPusher]: treesize reduction 34, result has 61.8 percent of original size [2021-03-25 12:45:52,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-25 12:45:52,099 INFO L142 QuantifierPusher]: treesize reduction 10, result has 85.7 percent of original size [2021-03-25 12:45:52,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-25 12:45:52,141 INFO L142 QuantifierPusher]: treesize reduction 10, result has 88.0 percent of original size [2021-03-25 12:45:52,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-25 12:45:52,197 INFO L142 QuantifierPusher]: treesize reduction 10, result has 85.9 percent of original size [2021-03-25 12:45:52,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-25 12:45:52,245 INFO L142 QuantifierPusher]: treesize reduction 10, result has 88.2 percent of original size [2021-03-25 12:45:52,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 12:45:52,299 INFO L142 QuantifierPusher]: treesize reduction 10, result has 88.4 percent of original size [2021-03-25 12:45:52,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-25 12:45:52,346 INFO L142 QuantifierPusher]: treesize reduction 10, result has 80.8 percent of original size [2021-03-25 12:45:52,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-25 12:45:52,366 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-03-25 12:45:52,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 12:45:52,394 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.6 percent of original size [2021-03-25 12:45:52,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 12:45:52,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:52,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-25 12:45:52,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:45:52,453 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669722220] [2021-03-25 12:45:52,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:45:52,454 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-03-25 12:45:52,454 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327471849] [2021-03-25 12:45:52,454 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-25 12:45:52,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:45:52,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-25 12:45:52,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2021-03-25 12:45:52,456 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 184 out of 516 [2021-03-25 12:45:52,457 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 168 places, 182 transitions, 1743 flow. Second operand has 16 states, 16 states have (on average 185.5) internal successors, (2968), 16 states have internal predecessors, (2968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:52,457 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:45:52,458 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 184 of 516 [2021-03-25 12:45:52,458 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:45:55,081 INFO L129 PetriNetUnfolder]: 1809/3712 cut-off events. [2021-03-25 12:45:55,081 INFO L130 PetriNetUnfolder]: For 13496/13630 co-relation queries the response was YES. [2021-03-25 12:45:55,099 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12895 conditions, 3712 events. 1809/3712 cut-off events. For 13496/13630 co-relation queries the response was YES. Maximal size of possible extension queue 113. Compared 24185 event pairs, 808 based on Foata normal form. 43/3669 useless extension candidates. Maximal degree in co-relation 12797. Up to 2269 conditions per place. [2021-03-25 12:45:55,108 INFO L132 encePairwiseOnDemand]: 485/516 looper letters, 194 selfloop transitions, 47 changer transitions 10/260 dead transitions. [2021-03-25 12:45:55,108 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 183 places, 260 transitions, 2689 flow [2021-03-25 12:45:55,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-25 12:45:55,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-25 12:45:55,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 3114 transitions. [2021-03-25 12:45:55,113 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.37718023255813954 [2021-03-25 12:45:55,113 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 3114 transitions. [2021-03-25 12:45:55,113 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 3114 transitions. [2021-03-25 12:45:55,113 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:45:55,113 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 3114 transitions. [2021-03-25 12:45:55,116 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 194.625) internal successors, (3114), 16 states have internal predecessors, (3114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:55,119 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 516.0) internal successors, (8772), 17 states have internal predecessors, (8772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:55,120 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 516.0) internal successors, (8772), 17 states have internal predecessors, (8772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:55,120 INFO L185 Difference]: Start difference. First operand has 168 places, 182 transitions, 1743 flow. Second operand 16 states and 3114 transitions. [2021-03-25 12:45:55,120 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 183 places, 260 transitions, 2689 flow [2021-03-25 12:45:55,173 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 177 places, 260 transitions, 2537 flow, removed 59 selfloop flow, removed 6 redundant places. [2021-03-25 12:45:55,176 INFO L241 Difference]: Finished difference. Result has 186 places, 198 transitions, 1951 flow [2021-03-25 12:45:55,176 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=516, PETRI_DIFFERENCE_MINUEND_FLOW=1615, PETRI_DIFFERENCE_MINUEND_PLACES=162, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=182, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=138, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=1951, PETRI_PLACES=186, PETRI_TRANSITIONS=198} [2021-03-25 12:45:55,176 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 95 predicate places. [2021-03-25 12:45:55,176 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:45:55,176 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 186 places, 198 transitions, 1951 flow [2021-03-25 12:45:55,176 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 186 places, 198 transitions, 1951 flow [2021-03-25 12:45:55,177 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 185 places, 198 transitions, 1951 flow [2021-03-25 12:45:55,262 INFO L129 PetriNetUnfolder]: 129/687 cut-off events. [2021-03-25 12:45:55,262 INFO L130 PetriNetUnfolder]: For 2433/2465 co-relation queries the response was YES. [2021-03-25 12:45:55,266 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2211 conditions, 687 events. 129/687 cut-off events. For 2433/2465 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 4768 event pairs, 7 based on Foata normal form. 18/698 useless extension candidates. Maximal degree in co-relation 2114. Up to 90 conditions per place. [2021-03-25 12:45:55,269 INFO L142 LiptonReduction]: Number of co-enabled transitions 1244 [2021-03-25 12:45:55,896 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2021-03-25 12:45:56,062 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2021-03-25 12:45:56,671 INFO L154 LiptonReduction]: Checked pairs total: 1419 [2021-03-25 12:45:56,671 INFO L156 LiptonReduction]: Total number of compositions: 11 [2021-03-25 12:45:56,671 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1495 [2021-03-25 12:45:56,672 INFO L480 AbstractCegarLoop]: Abstraction has has 183 places, 196 transitions, 1953 flow [2021-03-25 12:45:56,673 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 185.5) internal successors, (2968), 16 states have internal predecessors, (2968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:56,673 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:45:56,673 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:45:56,673 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-03-25 12:45:56,673 INFO L428 AbstractCegarLoop]: === Iteration 19 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:45:56,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:45:56,673 INFO L82 PathProgramCache]: Analyzing trace with hash 1310091005, now seen corresponding path program 1 times [2021-03-25 12:45:56,673 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:45:56,673 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724997154] [2021-03-25 12:45:56,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:45:56,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:45:56,753 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-25 12:45:56,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 12:45:56,766 INFO L142 QuantifierPusher]: treesize reduction 48, result has 59.0 percent of original size [2021-03-25 12:45:56,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-25 12:45:56,846 INFO L142 QuantifierPusher]: treesize reduction 32, result has 77.1 percent of original size [2021-03-25 12:45:56,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-03-25 12:45:56,865 INFO L142 QuantifierPusher]: treesize reduction 12, result has 88.6 percent of original size [2021-03-25 12:45:56,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-25 12:45:56,901 INFO L142 QuantifierPusher]: treesize reduction 12, result has 84.6 percent of original size [2021-03-25 12:45:56,901 INFO L147 QuantifierPusher]: treesize reduction 5, result has 92.4 percent of original size 61 [2021-03-25 12:45:56,984 INFO L142 QuantifierPusher]: treesize reduction 12, result has 84.6 percent of original size [2021-03-25 12:45:56,985 INFO L147 QuantifierPusher]: treesize reduction 5, result has 92.4 percent of original size 61 [2021-03-25 12:45:56,987 INFO L142 QuantifierPusher]: treesize reduction 14, result has 86.1 percent of original size [2021-03-25 12:45:56,988 INFO L147 QuantifierPusher]: treesize reduction 5, result has 94.3 percent of original size 82 [2021-03-25 12:45:57,075 INFO L142 QuantifierPusher]: treesize reduction 51, result has 68.7 percent of original size [2021-03-25 12:45:57,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-03-25 12:45:57,148 INFO L142 QuantifierPusher]: treesize reduction 51, result has 55.7 percent of original size [2021-03-25 12:45:57,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-03-25 12:45:57,211 INFO L142 QuantifierPusher]: treesize reduction 39, result has 62.1 percent of original size [2021-03-25 12:45:57,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-03-25 12:45:57,213 INFO L142 QuantifierPusher]: treesize reduction 26, result has 80.7 percent of original size [2021-03-25 12:45:57,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109 [2021-03-25 12:45:57,233 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.3 percent of original size [2021-03-25 12:45:57,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-03-25 12:45:57,295 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-25 12:45:57,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-25 12:45:57,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:45:57,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 12:45:57,345 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-03-25 12:45:57,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 12:45:57,392 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-03-25 12:45:57,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-25 12:45:57,432 INFO L142 QuantifierPusher]: treesize reduction 58, result has 49.6 percent of original size [2021-03-25 12:45:57,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-25 12:45:57,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:45:57,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724997154] [2021-03-25 12:45:57,490 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:45:57,490 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-03-25 12:45:57,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209079269] [2021-03-25 12:45:57,491 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 12:45:57,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:45:57,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 12:45:57,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-03-25 12:45:57,493 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 192 out of 527 [2021-03-25 12:45:57,494 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 183 places, 196 transitions, 1953 flow. Second operand has 14 states, 14 states have (on average 193.71428571428572) internal successors, (2712), 14 states have internal predecessors, (2712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:45:57,494 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:45:57,495 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 192 of 527 [2021-03-25 12:45:57,495 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:46:00,326 INFO L129 PetriNetUnfolder]: 1956/4014 cut-off events. [2021-03-25 12:46:00,326 INFO L130 PetriNetUnfolder]: For 15103/15276 co-relation queries the response was YES. [2021-03-25 12:46:00,343 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14174 conditions, 4014 events. 1956/4014 cut-off events. For 15103/15276 co-relation queries the response was YES. Maximal size of possible extension queue 122. Compared 26586 event pairs, 482 based on Foata normal form. 104/4045 useless extension candidates. Maximal degree in co-relation 13755. Up to 1427 conditions per place. [2021-03-25 12:46:00,351 INFO L132 encePairwiseOnDemand]: 478/527 looper letters, 176 selfloop transitions, 127 changer transitions 10/322 dead transitions. [2021-03-25 12:46:00,351 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 206 places, 322 transitions, 3222 flow [2021-03-25 12:46:00,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-25 12:46:00,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-03-25 12:46:00,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 4855 transitions. [2021-03-25 12:46:00,356 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3838551549652119 [2021-03-25 12:46:00,356 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 4855 transitions. [2021-03-25 12:46:00,356 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 4855 transitions. [2021-03-25 12:46:00,357 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:46:00,357 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 4855 transitions. [2021-03-25 12:46:00,361 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 202.29166666666666) internal successors, (4855), 24 states have internal predecessors, (4855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:00,366 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 527.0) internal successors, (13175), 25 states have internal predecessors, (13175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:00,367 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 527.0) internal successors, (13175), 25 states have internal predecessors, (13175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:00,367 INFO L185 Difference]: Start difference. First operand has 183 places, 196 transitions, 1953 flow. Second operand 24 states and 4855 transitions. [2021-03-25 12:46:00,367 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 206 places, 322 transitions, 3222 flow [2021-03-25 12:46:00,420 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 203 places, 322 transitions, 3083 flow, removed 63 selfloop flow, removed 3 redundant places. [2021-03-25 12:46:00,423 INFO L241 Difference]: Finished difference. Result has 212 places, 216 transitions, 2446 flow [2021-03-25 12:46:00,423 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=1878, PETRI_DIFFERENCE_MINUEND_PLACES=180, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=196, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=111, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=80, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=2446, PETRI_PLACES=212, PETRI_TRANSITIONS=216} [2021-03-25 12:46:00,424 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 121 predicate places. [2021-03-25 12:46:00,424 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:46:00,424 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 212 places, 216 transitions, 2446 flow [2021-03-25 12:46:00,424 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 212 places, 216 transitions, 2446 flow [2021-03-25 12:46:00,425 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 211 places, 216 transitions, 2446 flow [2021-03-25 12:46:00,483 INFO L129 PetriNetUnfolder]: 152/770 cut-off events. [2021-03-25 12:46:00,483 INFO L130 PetriNetUnfolder]: For 3568/3621 co-relation queries the response was YES. [2021-03-25 12:46:00,487 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2765 conditions, 770 events. 152/770 cut-off events. For 3568/3621 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 5437 event pairs, 4 based on Foata normal form. 26/790 useless extension candidates. Maximal degree in co-relation 2656. Up to 102 conditions per place. [2021-03-25 12:46:00,490 INFO L142 LiptonReduction]: Number of co-enabled transitions 1338 [2021-03-25 12:46:01,054 INFO L154 LiptonReduction]: Checked pairs total: 1323 [2021-03-25 12:46:01,054 INFO L156 LiptonReduction]: Total number of compositions: 10 [2021-03-25 12:46:01,055 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 631 [2021-03-25 12:46:01,055 INFO L480 AbstractCegarLoop]: Abstraction has has 210 places, 215 transitions, 2443 flow [2021-03-25 12:46:01,055 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 193.71428571428572) internal successors, (2712), 14 states have internal predecessors, (2712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:01,056 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:46:01,056 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:46:01,056 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-03-25 12:46:01,056 INFO L428 AbstractCegarLoop]: === Iteration 20 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:46:01,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:46:01,056 INFO L82 PathProgramCache]: Analyzing trace with hash -1440861253, now seen corresponding path program 2 times [2021-03-25 12:46:01,056 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:46:01,056 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906857480] [2021-03-25 12:46:01,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:46:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:46:01,107 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-25 12:46:01,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 12:46:01,120 INFO L142 QuantifierPusher]: treesize reduction 49, result has 54.2 percent of original size [2021-03-25 12:46:01,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-25 12:46:01,166 INFO L142 QuantifierPusher]: treesize reduction 21, result has 82.2 percent of original size [2021-03-25 12:46:01,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-03-25 12:46:01,175 INFO L142 QuantifierPusher]: treesize reduction 13, result has 87.7 percent of original size [2021-03-25 12:46:01,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-25 12:46:01,201 INFO L142 QuantifierPusher]: treesize reduction 13, result has 82.4 percent of original size [2021-03-25 12:46:01,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-25 12:46:01,228 INFO L142 QuantifierPusher]: treesize reduction 13, result has 82.4 percent of original size [2021-03-25 12:46:01,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-25 12:46:01,229 INFO L142 QuantifierPusher]: treesize reduction 14, result has 83.9 percent of original size [2021-03-25 12:46:01,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-25 12:46:01,320 INFO L142 QuantifierPusher]: treesize reduction 60, result has 52.8 percent of original size [2021-03-25 12:46:01,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-25 12:46:01,427 INFO L142 QuantifierPusher]: treesize reduction 48, result has 58.3 percent of original size [2021-03-25 12:46:01,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-25 12:46:01,429 INFO L142 QuantifierPusher]: treesize reduction 35, result has 76.2 percent of original size [2021-03-25 12:46:01,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-03-25 12:46:01,455 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.1 percent of original size [2021-03-25 12:46:01,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-03-25 12:46:01,559 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.9 percent of original size [2021-03-25 12:46:01,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-25 12:46:01,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:01,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-25 12:46:01,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:01,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 12:46:01,709 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-03-25 12:46:01,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 12:46:01,754 INFO L142 QuantifierPusher]: treesize reduction 39, result has 61.8 percent of original size [2021-03-25 12:46:01,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-25 12:46:01,794 INFO L142 QuantifierPusher]: treesize reduction 60, result has 50.0 percent of original size [2021-03-25 12:46:01,797 INFO L147 QuantifierPusher]: treesize reduction 5, result has 91.7 percent of original size 55 [2021-03-25 12:46:01,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:46:01,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906857480] [2021-03-25 12:46:01,849 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:46:01,849 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-03-25 12:46:01,849 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655038369] [2021-03-25 12:46:01,850 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-25 12:46:01,850 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:46:01,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-25 12:46:01,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2021-03-25 12:46:01,862 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 192 out of 537 [2021-03-25 12:46:01,864 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 210 places, 215 transitions, 2443 flow. Second operand has 15 states, 15 states have (on average 193.6) internal successors, (2904), 15 states have internal predecessors, (2904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:01,864 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:46:01,864 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 192 of 537 [2021-03-25 12:46:01,864 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:46:05,013 INFO L129 PetriNetUnfolder]: 2070/4270 cut-off events. [2021-03-25 12:46:05,014 INFO L130 PetriNetUnfolder]: For 20866/21034 co-relation queries the response was YES. [2021-03-25 12:46:05,037 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16098 conditions, 4270 events. 2070/4270 cut-off events. For 20866/21034 co-relation queries the response was YES. Maximal size of possible extension queue 142. Compared 28702 event pairs, 465 based on Foata normal form. 73/4256 useless extension candidates. Maximal degree in co-relation 15808. Up to 1444 conditions per place. [2021-03-25 12:46:05,046 INFO L132 encePairwiseOnDemand]: 482/537 looper letters, 177 selfloop transitions, 127 changer transitions 6/319 dead transitions. [2021-03-25 12:46:05,046 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 319 transitions, 3546 flow [2021-03-25 12:46:05,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-25 12:46:05,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-03-25 12:46:05,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 4265 transitions. [2021-03-25 12:46:05,051 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3782034228961603 [2021-03-25 12:46:05,051 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 4265 transitions. [2021-03-25 12:46:05,051 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 4265 transitions. [2021-03-25 12:46:05,052 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:46:05,052 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 4265 transitions. [2021-03-25 12:46:05,055 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 203.0952380952381) internal successors, (4265), 21 states have internal predecessors, (4265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:05,060 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 537.0) internal successors, (11814), 22 states have internal predecessors, (11814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:05,060 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 537.0) internal successors, (11814), 22 states have internal predecessors, (11814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:05,060 INFO L185 Difference]: Start difference. First operand has 210 places, 215 transitions, 2443 flow. Second operand 21 states and 4265 transitions. [2021-03-25 12:46:05,060 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 230 places, 319 transitions, 3546 flow [2021-03-25 12:46:05,143 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 217 places, 319 transitions, 3314 flow, removed 52 selfloop flow, removed 13 redundant places. [2021-03-25 12:46:05,146 INFO L241 Difference]: Finished difference. Result has 221 places, 224 transitions, 2678 flow [2021-03-25 12:46:05,146 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=537, PETRI_DIFFERENCE_MINUEND_FLOW=2235, PETRI_DIFFERENCE_MINUEND_PLACES=197, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=215, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=120, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=91, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=2678, PETRI_PLACES=221, PETRI_TRANSITIONS=224} [2021-03-25 12:46:05,147 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 130 predicate places. [2021-03-25 12:46:05,147 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:46:05,147 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 221 places, 224 transitions, 2678 flow [2021-03-25 12:46:05,147 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 221 places, 224 transitions, 2678 flow [2021-03-25 12:46:05,148 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 221 places, 224 transitions, 2678 flow [2021-03-25 12:46:05,210 INFO L129 PetriNetUnfolder]: 161/825 cut-off events. [2021-03-25 12:46:05,210 INFO L130 PetriNetUnfolder]: For 4048/4096 co-relation queries the response was YES. [2021-03-25 12:46:05,214 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3042 conditions, 825 events. 161/825 cut-off events. For 4048/4096 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 5959 event pairs, 9 based on Foata normal form. 24/839 useless extension candidates. Maximal degree in co-relation 2929. Up to 115 conditions per place. [2021-03-25 12:46:05,218 INFO L142 LiptonReduction]: Number of co-enabled transitions 1418 [2021-03-25 12:46:05,812 INFO L154 LiptonReduction]: Checked pairs total: 1771 [2021-03-25 12:46:05,812 INFO L156 LiptonReduction]: Total number of compositions: 8 [2021-03-25 12:46:05,812 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 665 [2021-03-25 12:46:05,813 INFO L480 AbstractCegarLoop]: Abstraction has has 219 places, 222 transitions, 2673 flow [2021-03-25 12:46:05,813 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 193.6) internal successors, (2904), 15 states have internal predecessors, (2904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:05,813 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:46:05,813 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:46:05,813 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-03-25 12:46:05,813 INFO L428 AbstractCegarLoop]: === Iteration 21 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:46:05,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:46:05,814 INFO L82 PathProgramCache]: Analyzing trace with hash 335875390, now seen corresponding path program 1 times [2021-03-25 12:46:05,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:46:05,814 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195914810] [2021-03-25 12:46:05,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:46:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:46:05,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:05,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 12:46:05,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:05,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 12:46:05,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:05,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 12:46:05,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:05,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-25 12:46:05,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:05,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 12:46:05,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:05,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 12:46:05,940 INFO L142 QuantifierPusher]: treesize reduction 40, result has 46.7 percent of original size [2021-03-25 12:46:05,941 INFO L147 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size 31 [2021-03-25 12:46:05,974 INFO L142 QuantifierPusher]: treesize reduction 40, result has 37.5 percent of original size [2021-03-25 12:46:05,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 12:46:05,994 INFO L142 QuantifierPusher]: treesize reduction 26, result has 35.0 percent of original size [2021-03-25 12:46:05,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:46:06,011 INFO L142 QuantifierPusher]: treesize reduction 17, result has 45.2 percent of original size [2021-03-25 12:46:06,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 12:46:06,012 INFO L142 QuantifierPusher]: treesize reduction 20, result has 4.8 percent of original size [2021-03-25 12:46:06,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:46:06,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:06,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:46:06,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:46:06,014 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195914810] [2021-03-25 12:46:06,014 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:46:06,014 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-03-25 12:46:06,014 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493034095] [2021-03-25 12:46:06,014 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 12:46:06,014 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:46:06,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 12:46:06,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-03-25 12:46:06,017 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 252 out of 545 [2021-03-25 12:46:06,018 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 219 places, 222 transitions, 2673 flow. Second operand has 10 states, 10 states have (on average 253.9) internal successors, (2539), 10 states have internal predecessors, (2539), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:06,018 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:46:06,018 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 252 of 545 [2021-03-25 12:46:06,018 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:46:06,964 INFO L129 PetriNetUnfolder]: 615/1840 cut-off events. [2021-03-25 12:46:06,964 INFO L130 PetriNetUnfolder]: For 9508/9573 co-relation queries the response was YES. [2021-03-25 12:46:06,975 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7357 conditions, 1840 events. 615/1840 cut-off events. For 9508/9573 co-relation queries the response was YES. Maximal size of possible extension queue 88. Compared 13456 event pairs, 95 based on Foata normal form. 31/1829 useless extension candidates. Maximal degree in co-relation 7207. Up to 580 conditions per place. [2021-03-25 12:46:06,979 INFO L132 encePairwiseOnDemand]: 522/545 looper letters, 128 selfloop transitions, 38 changer transitions 0/244 dead transitions. [2021-03-25 12:46:06,980 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 227 places, 244 transitions, 3073 flow [2021-03-25 12:46:06,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 12:46:06,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 12:46:06,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2362 transitions. [2021-03-25 12:46:06,983 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48154943934760447 [2021-03-25 12:46:06,983 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2362 transitions. [2021-03-25 12:46:06,983 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2362 transitions. [2021-03-25 12:46:06,983 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:46:06,983 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2362 transitions. [2021-03-25 12:46:06,985 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 262.44444444444446) internal successors, (2362), 9 states have internal predecessors, (2362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:06,988 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 545.0) internal successors, (5450), 10 states have internal predecessors, (5450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:06,988 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 545.0) internal successors, (5450), 10 states have internal predecessors, (5450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:06,988 INFO L185 Difference]: Start difference. First operand has 219 places, 222 transitions, 2673 flow. Second operand 9 states and 2362 transitions. [2021-03-25 12:46:06,988 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 227 places, 244 transitions, 3073 flow [2021-03-25 12:46:07,026 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 210 places, 244 transitions, 2835 flow, removed 34 selfloop flow, removed 17 redundant places. [2021-03-25 12:46:07,029 INFO L241 Difference]: Finished difference. Result has 212 places, 224 transitions, 2546 flow [2021-03-25 12:46:07,029 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=545, PETRI_DIFFERENCE_MINUEND_FLOW=2435, PETRI_DIFFERENCE_MINUEND_PLACES=202, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=222, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=36, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=184, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=2546, PETRI_PLACES=212, PETRI_TRANSITIONS=224} [2021-03-25 12:46:07,029 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 121 predicate places. [2021-03-25 12:46:07,029 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:46:07,029 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 212 places, 224 transitions, 2546 flow [2021-03-25 12:46:07,029 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 212 places, 224 transitions, 2546 flow [2021-03-25 12:46:07,030 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 212 places, 224 transitions, 2546 flow [2021-03-25 12:46:07,093 INFO L129 PetriNetUnfolder]: 165/821 cut-off events. [2021-03-25 12:46:07,093 INFO L130 PetriNetUnfolder]: For 3125/3163 co-relation queries the response was YES. [2021-03-25 12:46:07,100 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2925 conditions, 821 events. 165/821 cut-off events. For 3125/3163 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 5901 event pairs, 10 based on Foata normal form. 13/825 useless extension candidates. Maximal degree in co-relation 2818. Up to 117 conditions per place. [2021-03-25 12:46:07,104 INFO L142 LiptonReduction]: Number of co-enabled transitions 1276 [2021-03-25 12:46:07,261 INFO L154 LiptonReduction]: Checked pairs total: 371 [2021-03-25 12:46:07,261 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 12:46:07,262 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 233 [2021-03-25 12:46:07,262 INFO L480 AbstractCegarLoop]: Abstraction has has 212 places, 224 transitions, 2546 flow [2021-03-25 12:46:07,262 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 253.9) internal successors, (2539), 10 states have internal predecessors, (2539), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:07,262 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:46:07,262 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:46:07,262 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-03-25 12:46:07,262 INFO L428 AbstractCegarLoop]: === Iteration 22 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:46:07,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:46:07,263 INFO L82 PathProgramCache]: Analyzing trace with hash 865438350, now seen corresponding path program 1 times [2021-03-25 12:46:07,263 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:46:07,263 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654116017] [2021-03-25 12:46:07,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:46:07,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:46:07,367 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-25 12:46:07,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 12:46:07,394 INFO L142 QuantifierPusher]: treesize reduction 48, result has 59.0 percent of original size [2021-03-25 12:46:07,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-25 12:46:07,474 INFO L142 QuantifierPusher]: treesize reduction 32, result has 77.1 percent of original size [2021-03-25 12:46:07,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-03-25 12:46:07,482 INFO L142 QuantifierPusher]: treesize reduction 12, result has 88.6 percent of original size [2021-03-25 12:46:07,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-25 12:46:07,541 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.2 percent of original size [2021-03-25 12:46:07,541 INFO L147 QuantifierPusher]: treesize reduction 5, result has 93.9 percent of original size 77 [2021-03-25 12:46:07,640 INFO L142 QuantifierPusher]: treesize reduction 12, result has 89.5 percent of original size [2021-03-25 12:46:07,641 INFO L147 QuantifierPusher]: treesize reduction 5, result has 95.1 percent of original size 97 [2021-03-25 12:46:07,741 INFO L142 QuantifierPusher]: treesize reduction 20, result has 85.0 percent of original size [2021-03-25 12:46:07,741 INFO L147 QuantifierPusher]: treesize reduction 5, result has 95.6 percent of original size 108 [2021-03-25 12:46:07,824 INFO L142 QuantifierPusher]: treesize reduction 52, result has 70.9 percent of original size [2021-03-25 12:46:07,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-03-25 12:46:07,902 INFO L142 QuantifierPusher]: treesize reduction 53, result has 67.7 percent of original size [2021-03-25 12:46:07,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-03-25 12:46:07,968 INFO L142 QuantifierPusher]: treesize reduction 57, result has 48.6 percent of original size [2021-03-25 12:46:07,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 12:46:08,023 INFO L142 QuantifierPusher]: treesize reduction 45, result has 54.5 percent of original size [2021-03-25 12:46:08,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 12:46:08,026 INFO L142 QuantifierPusher]: treesize reduction 32, result has 75.6 percent of original size [2021-03-25 12:46:08,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-03-25 12:46:08,052 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.8 percent of original size [2021-03-25 12:46:08,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-03-25 12:46:08,106 INFO L142 QuantifierPusher]: treesize reduction 10, result has 91.5 percent of original size [2021-03-25 12:46:08,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-03-25 12:46:08,166 INFO L142 QuantifierPusher]: treesize reduction 10, result has 84.1 percent of original size [2021-03-25 12:46:08,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-25 12:46:08,191 INFO L142 QuantifierPusher]: treesize reduction 2, result has 95.5 percent of original size [2021-03-25 12:46:08,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-25 12:46:08,227 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.8 percent of original size [2021-03-25 12:46:08,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-25 12:46:08,262 INFO L142 QuantifierPusher]: treesize reduction 49, result has 51.0 percent of original size [2021-03-25 12:46:08,263 INFO L147 QuantifierPusher]: treesize reduction 5, result has 90.2 percent of original size 46 [2021-03-25 12:46:08,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:46:08,317 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654116017] [2021-03-25 12:46:08,317 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:46:08,317 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-03-25 12:46:08,317 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49035434] [2021-03-25 12:46:08,317 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-25 12:46:08,317 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:46:08,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-25 12:46:08,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2021-03-25 12:46:08,319 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 188 out of 546 [2021-03-25 12:46:08,321 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 212 places, 224 transitions, 2546 flow. Second operand has 16 states, 16 states have (on average 189.5) internal successors, (3032), 16 states have internal predecessors, (3032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:08,321 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:46:08,321 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 188 of 546 [2021-03-25 12:46:08,321 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:46:09,839 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 57 [2021-03-25 12:46:10,249 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 57 [2021-03-25 12:46:10,727 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 55 [2021-03-25 12:46:12,366 INFO L129 PetriNetUnfolder]: 1853/3876 cut-off events. [2021-03-25 12:46:12,367 INFO L130 PetriNetUnfolder]: For 15818/15955 co-relation queries the response was YES. [2021-03-25 12:46:12,393 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14922 conditions, 3876 events. 1853/3876 cut-off events. For 15818/15955 co-relation queries the response was YES. Maximal size of possible extension queue 157. Compared 26246 event pairs, 566 based on Foata normal form. 51/3812 useless extension candidates. Maximal degree in co-relation 14682. Up to 1821 conditions per place. [2021-03-25 12:46:12,403 INFO L132 encePairwiseOnDemand]: 497/546 looper letters, 208 selfloop transitions, 106 changer transitions 6/329 dead transitions. [2021-03-25 12:46:12,403 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 234 places, 329 transitions, 3642 flow [2021-03-25 12:46:12,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-25 12:46:12,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-03-25 12:46:12,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 4556 transitions. [2021-03-25 12:46:12,427 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.36279662366618887 [2021-03-25 12:46:12,427 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 4556 transitions. [2021-03-25 12:46:12,427 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 4556 transitions. [2021-03-25 12:46:12,427 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:46:12,428 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 4556 transitions. [2021-03-25 12:46:12,438 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 198.08695652173913) internal successors, (4556), 23 states have internal predecessors, (4556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:12,444 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 546.0) internal successors, (13104), 24 states have internal predecessors, (13104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:12,444 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 546.0) internal successors, (13104), 24 states have internal predecessors, (13104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:12,444 INFO L185 Difference]: Start difference. First operand has 212 places, 224 transitions, 2546 flow. Second operand 23 states and 4556 transitions. [2021-03-25 12:46:12,445 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 234 places, 329 transitions, 3642 flow [2021-03-25 12:46:12,525 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 228 places, 329 transitions, 3561 flow, removed 12 selfloop flow, removed 6 redundant places. [2021-03-25 12:46:12,529 INFO L241 Difference]: Finished difference. Result has 233 places, 242 transitions, 2920 flow [2021-03-25 12:46:12,529 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=546, PETRI_DIFFERENCE_MINUEND_FLOW=2481, PETRI_DIFFERENCE_MINUEND_PLACES=206, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=224, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=93, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=126, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=2920, PETRI_PLACES=233, PETRI_TRANSITIONS=242} [2021-03-25 12:46:12,529 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 142 predicate places. [2021-03-25 12:46:12,529 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:46:12,530 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 233 places, 242 transitions, 2920 flow [2021-03-25 12:46:12,530 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 233 places, 242 transitions, 2920 flow [2021-03-25 12:46:12,531 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 233 places, 242 transitions, 2920 flow [2021-03-25 12:46:12,605 INFO L129 PetriNetUnfolder]: 170/856 cut-off events. [2021-03-25 12:46:12,605 INFO L130 PetriNetUnfolder]: For 3780/3819 co-relation queries the response was YES. [2021-03-25 12:46:12,610 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3220 conditions, 856 events. 170/856 cut-off events. For 3780/3819 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 6313 event pairs, 13 based on Foata normal form. 13/859 useless extension candidates. Maximal degree in co-relation 3097. Up to 126 conditions per place. [2021-03-25 12:46:12,616 INFO L142 LiptonReduction]: Number of co-enabled transitions 1374 [2021-03-25 12:46:13,170 INFO L154 LiptonReduction]: Checked pairs total: 359 [2021-03-25 12:46:13,170 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 12:46:13,170 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 641 [2021-03-25 12:46:13,170 INFO L480 AbstractCegarLoop]: Abstraction has has 232 places, 241 transitions, 2934 flow [2021-03-25 12:46:13,171 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 189.5) internal successors, (3032), 16 states have internal predecessors, (3032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:13,171 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:46:13,171 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:46:13,171 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-03-25 12:46:13,171 INFO L428 AbstractCegarLoop]: === Iteration 23 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:46:13,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:46:13,171 INFO L82 PathProgramCache]: Analyzing trace with hash -674838280, now seen corresponding path program 1 times [2021-03-25 12:46:13,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:46:13,172 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228881413] [2021-03-25 12:46:13,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:46:13,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:46:13,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:13,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 12:46:13,223 INFO L142 QuantifierPusher]: treesize reduction 16, result has 72.9 percent of original size [2021-03-25 12:46:13,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-25 12:46:13,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:13,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-25 12:46:13,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:13,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-25 12:46:13,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:13,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 12:46:13,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:13,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 12:46:13,359 INFO L142 QuantifierPusher]: treesize reduction 39, result has 51.2 percent of original size [2021-03-25 12:46:13,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 12:46:13,427 INFO L142 QuantifierPusher]: treesize reduction 39, result has 45.1 percent of original size [2021-03-25 12:46:13,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 12:46:13,479 INFO L142 QuantifierPusher]: treesize reduction 39, result has 39.1 percent of original size [2021-03-25 12:46:13,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 12:46:13,546 INFO L142 QuantifierPusher]: treesize reduction 33, result has 43.1 percent of original size [2021-03-25 12:46:13,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 12:46:13,547 INFO L142 QuantifierPusher]: treesize reduction 27, result has 54.2 percent of original size [2021-03-25 12:46:13,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 12:46:13,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:13,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 12:46:13,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:13,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 12:46:13,621 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-03-25 12:46:13,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:46:13,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:13,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:46:13,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:46:13,622 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228881413] [2021-03-25 12:46:13,622 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:46:13,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-03-25 12:46:13,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033038912] [2021-03-25 12:46:13,623 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 12:46:13,623 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:46:13,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 12:46:13,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2021-03-25 12:46:13,625 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 239 out of 551 [2021-03-25 12:46:13,626 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 232 places, 241 transitions, 2934 flow. Second operand has 10 states, 10 states have (on average 241.2) internal successors, (2412), 10 states have internal predecessors, (2412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:13,626 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:46:13,626 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 239 of 551 [2021-03-25 12:46:13,626 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:46:14,662 INFO L129 PetriNetUnfolder]: 959/2495 cut-off events. [2021-03-25 12:46:14,662 INFO L130 PetriNetUnfolder]: For 12079/12212 co-relation queries the response was YES. [2021-03-25 12:46:14,680 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10241 conditions, 2495 events. 959/2495 cut-off events. For 12079/12212 co-relation queries the response was YES. Maximal size of possible extension queue 130. Compared 18092 event pairs, 274 based on Foata normal form. 54/2473 useless extension candidates. Maximal degree in co-relation 10062. Up to 674 conditions per place. [2021-03-25 12:46:14,688 INFO L132 encePairwiseOnDemand]: 522/551 looper letters, 155 selfloop transitions, 73 changer transitions 0/285 dead transitions. [2021-03-25 12:46:14,688 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 240 places, 285 transitions, 3650 flow [2021-03-25 12:46:14,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 12:46:14,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 12:46:14,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2274 transitions. [2021-03-25 12:46:14,712 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.45856019358741684 [2021-03-25 12:46:14,712 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2274 transitions. [2021-03-25 12:46:14,712 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2274 transitions. [2021-03-25 12:46:14,712 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:46:14,712 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2274 transitions. [2021-03-25 12:46:14,714 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 252.66666666666666) internal successors, (2274), 9 states have internal predecessors, (2274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:14,717 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 551.0) internal successors, (5510), 10 states have internal predecessors, (5510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:14,717 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 551.0) internal successors, (5510), 10 states have internal predecessors, (5510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:14,717 INFO L185 Difference]: Start difference. First operand has 232 places, 241 transitions, 2934 flow. Second operand 9 states and 2274 transitions. [2021-03-25 12:46:14,717 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 240 places, 285 transitions, 3650 flow [2021-03-25 12:46:14,770 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 229 places, 285 transitions, 3485 flow, removed 21 selfloop flow, removed 11 redundant places. [2021-03-25 12:46:14,774 INFO L241 Difference]: Finished difference. Result has 230 places, 250 transitions, 3063 flow [2021-03-25 12:46:14,774 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=551, PETRI_DIFFERENCE_MINUEND_FLOW=2769, PETRI_DIFFERENCE_MINUEND_PLACES=221, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=241, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=64, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=169, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=3063, PETRI_PLACES=230, PETRI_TRANSITIONS=250} [2021-03-25 12:46:14,774 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 139 predicate places. [2021-03-25 12:46:14,774 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:46:14,774 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 230 places, 250 transitions, 3063 flow [2021-03-25 12:46:14,774 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 230 places, 250 transitions, 3063 flow [2021-03-25 12:46:14,776 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 230 places, 250 transitions, 3063 flow [2021-03-25 12:46:14,859 INFO L129 PetriNetUnfolder]: 199/958 cut-off events. [2021-03-25 12:46:14,860 INFO L130 PetriNetUnfolder]: For 4514/4560 co-relation queries the response was YES. [2021-03-25 12:46:14,866 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3638 conditions, 958 events. 199/958 cut-off events. For 4514/4560 co-relation queries the response was YES. Maximal size of possible extension queue 61. Compared 7072 event pairs, 18 based on Foata normal form. 16/965 useless extension candidates. Maximal degree in co-relation 3494. Up to 151 conditions per place. [2021-03-25 12:46:14,873 INFO L142 LiptonReduction]: Number of co-enabled transitions 1424 [2021-03-25 12:46:15,067 INFO L154 LiptonReduction]: Checked pairs total: 244 [2021-03-25 12:46:15,067 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 12:46:15,068 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 294 [2021-03-25 12:46:15,068 INFO L480 AbstractCegarLoop]: Abstraction has has 230 places, 250 transitions, 3063 flow [2021-03-25 12:46:15,069 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 241.2) internal successors, (2412), 10 states have internal predecessors, (2412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:15,069 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:46:15,069 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:46:15,069 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-03-25 12:46:15,069 INFO L428 AbstractCegarLoop]: === Iteration 24 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:46:15,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:46:15,069 INFO L82 PathProgramCache]: Analyzing trace with hash 1990079134, now seen corresponding path program 1 times [2021-03-25 12:46:15,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:46:15,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689448596] [2021-03-25 12:46:15,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:46:15,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:46:15,150 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-25 12:46:15,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 12:46:15,164 INFO L142 QuantifierPusher]: treesize reduction 48, result has 59.0 percent of original size [2021-03-25 12:46:15,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-25 12:46:15,262 INFO L142 QuantifierPusher]: treesize reduction 32, result has 77.1 percent of original size [2021-03-25 12:46:15,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-03-25 12:46:15,272 INFO L142 QuantifierPusher]: treesize reduction 12, result has 88.6 percent of original size [2021-03-25 12:46:15,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-25 12:46:15,296 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.2 percent of original size [2021-03-25 12:46:15,296 INFO L147 QuantifierPusher]: treesize reduction 5, result has 93.9 percent of original size 77 [2021-03-25 12:46:15,347 INFO L142 QuantifierPusher]: treesize reduction 12, result has 89.5 percent of original size [2021-03-25 12:46:15,349 INFO L147 QuantifierPusher]: treesize reduction 5, result has 95.1 percent of original size 97 [2021-03-25 12:46:15,428 INFO L142 QuantifierPusher]: treesize reduction 20, result has 85.0 percent of original size [2021-03-25 12:46:15,429 INFO L147 QuantifierPusher]: treesize reduction 5, result has 95.6 percent of original size 108 [2021-03-25 12:46:15,487 INFO L142 QuantifierPusher]: treesize reduction 52, result has 70.9 percent of original size [2021-03-25 12:46:15,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-03-25 12:46:15,581 INFO L142 QuantifierPusher]: treesize reduction 53, result has 67.7 percent of original size [2021-03-25 12:46:15,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-03-25 12:46:15,643 INFO L142 QuantifierPusher]: treesize reduction 57, result has 48.6 percent of original size [2021-03-25 12:46:15,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 12:46:15,721 INFO L142 QuantifierPusher]: treesize reduction 45, result has 54.5 percent of original size [2021-03-25 12:46:15,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 12:46:15,722 INFO L142 QuantifierPusher]: treesize reduction 32, result has 75.6 percent of original size [2021-03-25 12:46:15,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-03-25 12:46:15,749 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.8 percent of original size [2021-03-25 12:46:15,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-03-25 12:46:15,807 INFO L142 QuantifierPusher]: treesize reduction 8, result has 85.7 percent of original size [2021-03-25 12:46:15,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-25 12:46:15,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:15,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 12:46:15,870 INFO L142 QuantifierPusher]: treesize reduction 2, result has 95.5 percent of original size [2021-03-25 12:46:15,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-25 12:46:15,907 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.8 percent of original size [2021-03-25 12:46:15,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-25 12:46:15,942 INFO L142 QuantifierPusher]: treesize reduction 49, result has 51.0 percent of original size [2021-03-25 12:46:15,943 INFO L147 QuantifierPusher]: treesize reduction 5, result has 90.2 percent of original size 46 [2021-03-25 12:46:15,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:46:15,998 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689448596] [2021-03-25 12:46:15,998 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:46:15,998 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-03-25 12:46:15,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969747175] [2021-03-25 12:46:15,998 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-25 12:46:15,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:46:15,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-25 12:46:15,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2021-03-25 12:46:16,001 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 188 out of 552 [2021-03-25 12:46:16,002 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 230 places, 250 transitions, 3063 flow. Second operand has 16 states, 16 states have (on average 189.4375) internal successors, (3031), 16 states have internal predecessors, (3031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:16,002 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:46:16,002 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 188 of 552 [2021-03-25 12:46:16,002 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:46:17,604 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 57 [2021-03-25 12:46:18,056 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 57 [2021-03-25 12:46:20,434 INFO L129 PetriNetUnfolder]: 2155/4538 cut-off events. [2021-03-25 12:46:20,434 INFO L130 PetriNetUnfolder]: For 22935/23098 co-relation queries the response was YES. [2021-03-25 12:46:20,463 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18565 conditions, 4538 events. 2155/4538 cut-off events. For 22935/23098 co-relation queries the response was YES. Maximal size of possible extension queue 189. Compared 31780 event pairs, 453 based on Foata normal form. 58/4477 useless extension candidates. Maximal degree in co-relation 18298. Up to 1755 conditions per place. [2021-03-25 12:46:20,473 INFO L132 encePairwiseOnDemand]: 491/552 looper letters, 209 selfloop transitions, 142 changer transitions 6/366 dead transitions. [2021-03-25 12:46:20,473 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 254 places, 366 transitions, 4378 flow [2021-03-25 12:46:20,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-25 12:46:20,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-03-25 12:46:20,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 4955 transitions. [2021-03-25 12:46:20,478 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.35905797101449277 [2021-03-25 12:46:20,478 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 4955 transitions. [2021-03-25 12:46:20,478 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 4955 transitions. [2021-03-25 12:46:20,479 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:46:20,479 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 4955 transitions. [2021-03-25 12:46:20,483 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 198.2) internal successors, (4955), 25 states have internal predecessors, (4955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:20,489 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 552.0) internal successors, (14352), 26 states have internal predecessors, (14352), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:20,489 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 552.0) internal successors, (14352), 26 states have internal predecessors, (14352), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:20,489 INFO L185 Difference]: Start difference. First operand has 230 places, 250 transitions, 3063 flow. Second operand 25 states and 4955 transitions. [2021-03-25 12:46:20,489 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 254 places, 366 transitions, 4378 flow [2021-03-25 12:46:20,570 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 250 places, 366 transitions, 4327 flow, removed 3 selfloop flow, removed 4 redundant places. [2021-03-25 12:46:20,574 INFO L241 Difference]: Finished difference. Result has 254 places, 265 transitions, 3608 flow [2021-03-25 12:46:20,574 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=552, PETRI_DIFFERENCE_MINUEND_FLOW=3017, PETRI_DIFFERENCE_MINUEND_PLACES=226, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=250, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=129, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=3608, PETRI_PLACES=254, PETRI_TRANSITIONS=265} [2021-03-25 12:46:20,575 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 163 predicate places. [2021-03-25 12:46:20,575 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:46:20,575 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 254 places, 265 transitions, 3608 flow [2021-03-25 12:46:20,575 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 254 places, 265 transitions, 3608 flow [2021-03-25 12:46:20,576 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 254 places, 265 transitions, 3608 flow [2021-03-25 12:46:20,690 INFO L129 PetriNetUnfolder]: 216/1018 cut-off events. [2021-03-25 12:46:20,690 INFO L130 PetriNetUnfolder]: For 6189/6245 co-relation queries the response was YES. [2021-03-25 12:46:20,694 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4186 conditions, 1018 events. 216/1018 cut-off events. For 6189/6245 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 7591 event pairs, 17 based on Foata normal form. 16/1024 useless extension candidates. Maximal degree in co-relation 4053. Up to 166 conditions per place. [2021-03-25 12:46:20,700 INFO L142 LiptonReduction]: Number of co-enabled transitions 1544 [2021-03-25 12:46:20,784 INFO L154 LiptonReduction]: Checked pairs total: 131 [2021-03-25 12:46:20,784 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 12:46:20,784 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 209 [2021-03-25 12:46:20,785 INFO L480 AbstractCegarLoop]: Abstraction has has 253 places, 264 transitions, 3604 flow [2021-03-25 12:46:20,785 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 189.4375) internal successors, (3031), 16 states have internal predecessors, (3031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:20,785 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:46:20,785 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:46:20,785 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-03-25 12:46:20,785 INFO L428 AbstractCegarLoop]: === Iteration 25 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:46:20,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:46:20,786 INFO L82 PathProgramCache]: Analyzing trace with hash 1196912827, now seen corresponding path program 1 times [2021-03-25 12:46:20,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:46:20,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805943151] [2021-03-25 12:46:20,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:46:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:46:20,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:20,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:46:20,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:20,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 12:46:20,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:20,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:46:20,806 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:46:20,806 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805943151] [2021-03-25 12:46:20,807 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:46:20,807 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 12:46:20,807 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323542788] [2021-03-25 12:46:20,807 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 12:46:20,807 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:46:20,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 12:46:20,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 12:46:20,808 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 475 out of 553 [2021-03-25 12:46:20,809 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 253 places, 264 transitions, 3604 flow. Second operand has 3 states, 3 states have (on average 476.3333333333333) internal successors, (1429), 3 states have internal predecessors, (1429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:20,809 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:46:20,809 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 475 of 553 [2021-03-25 12:46:20,809 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:46:20,984 INFO L129 PetriNetUnfolder]: 206/1032 cut-off events. [2021-03-25 12:46:20,984 INFO L130 PetriNetUnfolder]: For 6440/6475 co-relation queries the response was YES. [2021-03-25 12:46:20,990 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4230 conditions, 1032 events. 206/1032 cut-off events. For 6440/6475 co-relation queries the response was YES. Maximal size of possible extension queue 64. Compared 7712 event pairs, 19 based on Foata normal form. 26/1048 useless extension candidates. Maximal degree in co-relation 4097. Up to 158 conditions per place. [2021-03-25 12:46:20,993 INFO L132 encePairwiseOnDemand]: 539/553 looper letters, 13 selfloop transitions, 14 changer transitions 5/262 dead transitions. [2021-03-25 12:46:20,993 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 255 places, 262 transitions, 3619 flow [2021-03-25 12:46:20,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 12:46:20,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 12:46:20,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1450 transitions. [2021-03-25 12:46:20,995 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8740204942736588 [2021-03-25 12:46:20,995 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1450 transitions. [2021-03-25 12:46:20,995 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1450 transitions. [2021-03-25 12:46:20,996 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:46:20,996 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1450 transitions. [2021-03-25 12:46:20,997 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 483.3333333333333) internal successors, (1450), 3 states have internal predecessors, (1450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:20,997 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 553.0) internal successors, (2212), 4 states have internal predecessors, (2212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:20,998 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 553.0) internal successors, (2212), 4 states have internal predecessors, (2212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:20,998 INFO L185 Difference]: Start difference. First operand has 253 places, 264 transitions, 3604 flow. Second operand 3 states and 1450 transitions. [2021-03-25 12:46:20,998 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 255 places, 262 transitions, 3619 flow [2021-03-25 12:46:21,030 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 237 places, 262 transitions, 3428 flow, removed 20 selfloop flow, removed 18 redundant places. [2021-03-25 12:46:21,033 INFO L241 Difference]: Finished difference. Result has 239 places, 257 transitions, 3354 flow [2021-03-25 12:46:21,033 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=553, PETRI_DIFFERENCE_MINUEND_FLOW=3367, PETRI_DIFFERENCE_MINUEND_PLACES=235, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=260, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=246, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=3354, PETRI_PLACES=239, PETRI_TRANSITIONS=257} [2021-03-25 12:46:21,033 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 148 predicate places. [2021-03-25 12:46:21,033 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:46:21,034 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 239 places, 257 transitions, 3354 flow [2021-03-25 12:46:21,034 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 239 places, 257 transitions, 3354 flow [2021-03-25 12:46:21,035 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 238 places, 257 transitions, 3354 flow [2021-03-25 12:46:21,121 INFO L129 PetriNetUnfolder]: 211/1045 cut-off events. [2021-03-25 12:46:21,121 INFO L130 PetriNetUnfolder]: For 5540/5582 co-relation queries the response was YES. [2021-03-25 12:46:21,126 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4136 conditions, 1045 events. 211/1045 cut-off events. For 5540/5582 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 7795 event pairs, 16 based on Foata normal form. 11/1049 useless extension candidates. Maximal degree in co-relation 4029. Up to 160 conditions per place. [2021-03-25 12:46:21,133 INFO L142 LiptonReduction]: Number of co-enabled transitions 1488 [2021-03-25 12:46:21,149 INFO L154 LiptonReduction]: Checked pairs total: 63 [2021-03-25 12:46:21,149 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 12:46:21,149 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 116 [2021-03-25 12:46:21,150 INFO L480 AbstractCegarLoop]: Abstraction has has 238 places, 257 transitions, 3354 flow [2021-03-25 12:46:21,150 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 476.3333333333333) internal successors, (1429), 3 states have internal predecessors, (1429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:21,150 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:46:21,150 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:46:21,150 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-03-25 12:46:21,150 INFO L428 AbstractCegarLoop]: === Iteration 26 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:46:21,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:46:21,150 INFO L82 PathProgramCache]: Analyzing trace with hash 2010229394, now seen corresponding path program 1 times [2021-03-25 12:46:21,151 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:46:21,151 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800836371] [2021-03-25 12:46:21,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:46:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:46:21,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:21,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 12:46:21,218 INFO L142 QuantifierPusher]: treesize reduction 44, result has 55.1 percent of original size [2021-03-25 12:46:21,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 12:46:21,263 INFO L142 QuantifierPusher]: treesize reduction 36, result has 70.5 percent of original size [2021-03-25 12:46:21,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-25 12:46:21,272 INFO L142 QuantifierPusher]: treesize reduction 36, result has 58.1 percent of original size [2021-03-25 12:46:21,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-25 12:46:21,314 INFO L142 QuantifierPusher]: treesize reduction 28, result has 69.9 percent of original size [2021-03-25 12:46:21,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-25 12:46:21,361 INFO L142 QuantifierPusher]: treesize reduction 30, result has 70.9 percent of original size [2021-03-25 12:46:21,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-25 12:46:21,417 INFO L142 QuantifierPusher]: treesize reduction 10, result has 90.1 percent of original size [2021-03-25 12:46:21,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-03-25 12:46:21,469 INFO L142 QuantifierPusher]: treesize reduction 10, result has 85.5 percent of original size [2021-03-25 12:46:21,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-25 12:46:21,519 INFO L142 QuantifierPusher]: treesize reduction 7, result has 89.4 percent of original size [2021-03-25 12:46:21,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-25 12:46:21,521 INFO L142 QuantifierPusher]: treesize reduction 15, result has 86.5 percent of original size [2021-03-25 12:46:21,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-03-25 12:46:21,592 INFO L142 QuantifierPusher]: treesize reduction 65, result has 66.1 percent of original size [2021-03-25 12:46:21,593 INFO L147 QuantifierPusher]: treesize reduction 5, result has 96.1 percent of original size 122 [2021-03-25 12:46:21,693 INFO L142 QuantifierPusher]: treesize reduction 58, result has 67.8 percent of original size [2021-03-25 12:46:21,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-03-25 12:46:21,716 INFO L142 QuantifierPusher]: treesize reduction 45, result has 82.4 percent of original size [2021-03-25 12:46:21,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 210 [2021-03-25 12:46:21,743 INFO L142 QuantifierPusher]: treesize reduction 15, result has 93.2 percent of original size [2021-03-25 12:46:21,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 204 [2021-03-25 12:46:21,837 INFO L142 QuantifierPusher]: treesize reduction 15, result has 88.2 percent of original size [2021-03-25 12:46:21,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-03-25 12:46:21,862 INFO L142 QuantifierPusher]: treesize reduction 10, result has 88.5 percent of original size [2021-03-25 12:46:21,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-03-25 12:46:21,929 INFO L142 QuantifierPusher]: treesize reduction 5, result has 96.7 percent of original size [2021-03-25 12:46:21,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-03-25 12:46:21,994 INFO L142 QuantifierPusher]: treesize reduction 50, result has 53.3 percent of original size [2021-03-25 12:46:21,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-25 12:46:22,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:46:22,057 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800836371] [2021-03-25 12:46:22,057 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:46:22,057 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-03-25 12:46:22,057 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626111237] [2021-03-25 12:46:22,057 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-25 12:46:22,058 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:46:22,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-25 12:46:22,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2021-03-25 12:46:22,059 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 187 out of 553 [2021-03-25 12:46:22,060 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 238 places, 257 transitions, 3354 flow. Second operand has 15 states, 15 states have (on average 188.66666666666666) internal successors, (2830), 15 states have internal predecessors, (2830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:22,061 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:46:22,061 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 187 of 553 [2021-03-25 12:46:22,061 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:46:24,608 INFO L129 PetriNetUnfolder]: 2375/5072 cut-off events. [2021-03-25 12:46:24,608 INFO L130 PetriNetUnfolder]: For 28270/28384 co-relation queries the response was YES. [2021-03-25 12:46:24,645 INFO L84 FinitePrefix]: Finished finitePrefix Result has 21270 conditions, 5072 events. 2375/5072 cut-off events. For 28270/28384 co-relation queries the response was YES. Maximal size of possible extension queue 195. Compared 36056 event pairs, 1225 based on Foata normal form. 22/4952 useless extension candidates. Maximal degree in co-relation 21108. Up to 3671 conditions per place. [2021-03-25 12:46:24,657 INFO L132 encePairwiseOnDemand]: 530/553 looper letters, 278 selfloop transitions, 35 changer transitions 15/338 dead transitions. [2021-03-25 12:46:24,658 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 255 places, 338 transitions, 4517 flow [2021-03-25 12:46:24,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-25 12:46:24,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-25 12:46:24,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3550 transitions. [2021-03-25 12:46:24,662 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.35664054651396426 [2021-03-25 12:46:24,662 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3550 transitions. [2021-03-25 12:46:24,662 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3550 transitions. [2021-03-25 12:46:24,663 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:46:24,663 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3550 transitions. [2021-03-25 12:46:24,665 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 197.22222222222223) internal successors, (3550), 18 states have internal predecessors, (3550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:24,669 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 553.0) internal successors, (10507), 19 states have internal predecessors, (10507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:24,669 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 553.0) internal successors, (10507), 19 states have internal predecessors, (10507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:24,669 INFO L185 Difference]: Start difference. First operand has 238 places, 257 transitions, 3354 flow. Second operand 18 states and 3550 transitions. [2021-03-25 12:46:24,669 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 255 places, 338 transitions, 4517 flow [2021-03-25 12:46:24,864 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 250 places, 338 transitions, 4463 flow, removed 8 selfloop flow, removed 5 redundant places. [2021-03-25 12:46:24,869 INFO L241 Difference]: Finished difference. Result has 262 places, 276 transitions, 3699 flow [2021-03-25 12:46:24,869 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=553, PETRI_DIFFERENCE_MINUEND_FLOW=3306, PETRI_DIFFERENCE_MINUEND_PLACES=233, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=257, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=231, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=3699, PETRI_PLACES=262, PETRI_TRANSITIONS=276} [2021-03-25 12:46:24,869 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 171 predicate places. [2021-03-25 12:46:24,869 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:46:24,869 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 262 places, 276 transitions, 3699 flow [2021-03-25 12:46:24,869 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 262 places, 276 transitions, 3699 flow [2021-03-25 12:46:24,871 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 261 places, 276 transitions, 3699 flow [2021-03-25 12:46:24,971 INFO L129 PetriNetUnfolder]: 217/1099 cut-off events. [2021-03-25 12:46:24,972 INFO L130 PetriNetUnfolder]: For 7034/7086 co-relation queries the response was YES. [2021-03-25 12:46:24,978 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4570 conditions, 1099 events. 217/1099 cut-off events. For 7034/7086 co-relation queries the response was YES. Maximal size of possible extension queue 64. Compared 8417 event pairs, 19 based on Foata normal form. 12/1104 useless extension candidates. Maximal degree in co-relation 4461. Up to 166 conditions per place. [2021-03-25 12:46:24,985 INFO L142 LiptonReduction]: Number of co-enabled transitions 1592 [2021-03-25 12:46:25,747 INFO L154 LiptonReduction]: Checked pairs total: 290 [2021-03-25 12:46:25,748 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-25 12:46:25,748 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 879 [2021-03-25 12:46:25,748 INFO L480 AbstractCegarLoop]: Abstraction has has 259 places, 274 transitions, 3693 flow [2021-03-25 12:46:25,749 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 188.66666666666666) internal successors, (2830), 15 states have internal predecessors, (2830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:25,749 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:46:25,749 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:46:25,749 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-03-25 12:46:25,749 INFO L428 AbstractCegarLoop]: === Iteration 27 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:46:25,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:46:25,749 INFO L82 PathProgramCache]: Analyzing trace with hash -1526103148, now seen corresponding path program 2 times [2021-03-25 12:46:25,749 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:46:25,749 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178663272] [2021-03-25 12:46:25,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:46:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:46:25,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:25,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 12:46:25,828 INFO L142 QuantifierPusher]: treesize reduction 44, result has 55.1 percent of original size [2021-03-25 12:46:25,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 12:46:25,911 INFO L142 QuantifierPusher]: treesize reduction 36, result has 70.5 percent of original size [2021-03-25 12:46:25,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-25 12:46:25,928 INFO L142 QuantifierPusher]: treesize reduction 36, result has 58.1 percent of original size [2021-03-25 12:46:25,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-25 12:46:25,992 INFO L142 QuantifierPusher]: treesize reduction 38, result has 60.4 percent of original size [2021-03-25 12:46:25,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-25 12:46:26,043 INFO L142 QuantifierPusher]: treesize reduction 30, result has 70.9 percent of original size [2021-03-25 12:46:26,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-03-25 12:46:26,100 INFO L142 QuantifierPusher]: treesize reduction 10, result has 90.1 percent of original size [2021-03-25 12:46:26,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-03-25 12:46:26,148 INFO L142 QuantifierPusher]: treesize reduction 10, result has 85.5 percent of original size [2021-03-25 12:46:26,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-25 12:46:26,198 INFO L142 QuantifierPusher]: treesize reduction 7, result has 89.4 percent of original size [2021-03-25 12:46:26,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-25 12:46:26,200 INFO L142 QuantifierPusher]: treesize reduction 15, result has 86.5 percent of original size [2021-03-25 12:46:26,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-03-25 12:46:26,277 INFO L142 QuantifierPusher]: treesize reduction 65, result has 66.1 percent of original size [2021-03-25 12:46:26,278 INFO L147 QuantifierPusher]: treesize reduction 5, result has 96.1 percent of original size 122 [2021-03-25 12:46:26,392 INFO L142 QuantifierPusher]: treesize reduction 58, result has 67.8 percent of original size [2021-03-25 12:46:26,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-03-25 12:46:26,418 INFO L142 QuantifierPusher]: treesize reduction 45, result has 82.4 percent of original size [2021-03-25 12:46:26,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 210 [2021-03-25 12:46:26,454 INFO L142 QuantifierPusher]: treesize reduction 15, result has 93.2 percent of original size [2021-03-25 12:46:26,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 204 [2021-03-25 12:46:26,592 INFO L142 QuantifierPusher]: treesize reduction 15, result has 88.2 percent of original size [2021-03-25 12:46:26,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-03-25 12:46:26,629 INFO L142 QuantifierPusher]: treesize reduction 10, result has 88.5 percent of original size [2021-03-25 12:46:26,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-03-25 12:46:26,725 INFO L142 QuantifierPusher]: treesize reduction 5, result has 96.7 percent of original size [2021-03-25 12:46:26,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-03-25 12:46:26,822 INFO L142 QuantifierPusher]: treesize reduction 50, result has 53.3 percent of original size [2021-03-25 12:46:26,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-25 12:46:26,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:46:26,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178663272] [2021-03-25 12:46:26,915 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:46:26,915 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-03-25 12:46:26,915 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479673523] [2021-03-25 12:46:26,915 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-25 12:46:26,915 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:46:26,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-25 12:46:26,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2021-03-25 12:46:26,919 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 187 out of 559 [2021-03-25 12:46:26,920 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 259 places, 274 transitions, 3693 flow. Second operand has 15 states, 15 states have (on average 188.66666666666666) internal successors, (2830), 15 states have internal predecessors, (2830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:26,920 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:46:26,920 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 187 of 559 [2021-03-25 12:46:26,920 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:46:30,488 INFO L129 PetriNetUnfolder]: 2494/5349 cut-off events. [2021-03-25 12:46:30,490 INFO L130 PetriNetUnfolder]: For 36114/36296 co-relation queries the response was YES. [2021-03-25 12:46:30,537 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23334 conditions, 5349 events. 2494/5349 cut-off events. For 36114/36296 co-relation queries the response was YES. Maximal size of possible extension queue 201. Compared 38632 event pairs, 1274 based on Foata normal form. 26/5225 useless extension candidates. Maximal degree in co-relation 23046. Up to 3882 conditions per place. [2021-03-25 12:46:30,552 INFO L132 encePairwiseOnDemand]: 537/559 looper letters, 295 selfloop transitions, 38 changer transitions 12/355 dead transitions. [2021-03-25 12:46:30,552 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 276 places, 355 transitions, 5006 flow [2021-03-25 12:46:30,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-25 12:46:30,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-25 12:46:30,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3553 transitions. [2021-03-25 12:46:30,729 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.35311071357582985 [2021-03-25 12:46:30,729 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3553 transitions. [2021-03-25 12:46:30,729 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3553 transitions. [2021-03-25 12:46:30,729 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:46:30,729 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3553 transitions. [2021-03-25 12:46:30,731 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 197.38888888888889) internal successors, (3553), 18 states have internal predecessors, (3553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:30,735 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 559.0) internal successors, (10621), 19 states have internal predecessors, (10621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:30,736 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 559.0) internal successors, (10621), 19 states have internal predecessors, (10621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:30,736 INFO L185 Difference]: Start difference. First operand has 259 places, 274 transitions, 3693 flow. Second operand 18 states and 3553 transitions. [2021-03-25 12:46:30,736 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 276 places, 355 transitions, 5006 flow [2021-03-25 12:46:30,895 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 271 places, 355 transitions, 4829 flow, removed 76 selfloop flow, removed 5 redundant places. [2021-03-25 12:46:30,901 INFO L241 Difference]: Finished difference. Result has 283 places, 296 transitions, 4020 flow [2021-03-25 12:46:30,901 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=559, PETRI_DIFFERENCE_MINUEND_FLOW=3527, PETRI_DIFFERENCE_MINUEND_PLACES=254, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=274, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=245, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=4020, PETRI_PLACES=283, PETRI_TRANSITIONS=296} [2021-03-25 12:46:30,902 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 192 predicate places. [2021-03-25 12:46:30,902 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:46:30,902 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 283 places, 296 transitions, 4020 flow [2021-03-25 12:46:30,902 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 283 places, 296 transitions, 4020 flow [2021-03-25 12:46:30,904 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 282 places, 296 transitions, 4020 flow [2021-03-25 12:46:31,017 INFO L129 PetriNetUnfolder]: 227/1161 cut-off events. [2021-03-25 12:46:31,017 INFO L130 PetriNetUnfolder]: For 9189/9247 co-relation queries the response was YES. [2021-03-25 12:46:31,025 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5065 conditions, 1161 events. 227/1161 cut-off events. For 9189/9247 co-relation queries the response was YES. Maximal size of possible extension queue 65. Compared 9123 event pairs, 17 based on Foata normal form. 15/1169 useless extension candidates. Maximal degree in co-relation 4943. Up to 168 conditions per place. [2021-03-25 12:46:31,032 INFO L142 LiptonReduction]: Number of co-enabled transitions 1684 [2021-03-25 12:46:32,511 INFO L154 LiptonReduction]: Checked pairs total: 583 [2021-03-25 12:46:32,511 INFO L156 LiptonReduction]: Total number of compositions: 11 [2021-03-25 12:46:32,511 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1609 [2021-03-25 12:46:32,512 INFO L480 AbstractCegarLoop]: Abstraction has has 280 places, 294 transitions, 4026 flow [2021-03-25 12:46:32,512 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 188.66666666666666) internal successors, (2830), 15 states have internal predecessors, (2830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:32,512 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:46:32,512 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:46:32,512 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-03-25 12:46:32,512 INFO L428 AbstractCegarLoop]: === Iteration 28 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:46:32,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:46:32,512 INFO L82 PathProgramCache]: Analyzing trace with hash 2092906568, now seen corresponding path program 1 times [2021-03-25 12:46:32,513 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:46:32,513 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654231657] [2021-03-25 12:46:32,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:46:32,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:46:32,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:32,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 12:46:32,581 INFO L142 QuantifierPusher]: treesize reduction 44, result has 55.1 percent of original size [2021-03-25 12:46:32,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 12:46:32,668 INFO L142 QuantifierPusher]: treesize reduction 36, result has 70.5 percent of original size [2021-03-25 12:46:32,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-25 12:46:32,685 INFO L142 QuantifierPusher]: treesize reduction 36, result has 58.1 percent of original size [2021-03-25 12:46:32,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-25 12:46:32,762 INFO L142 QuantifierPusher]: treesize reduction 28, result has 69.9 percent of original size [2021-03-25 12:46:32,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-25 12:46:32,854 INFO L142 QuantifierPusher]: treesize reduction 8, result has 91.2 percent of original size [2021-03-25 12:46:32,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-25 12:46:32,904 INFO L142 QuantifierPusher]: treesize reduction 10, result has 90.1 percent of original size [2021-03-25 12:46:32,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-03-25 12:46:32,989 INFO L142 QuantifierPusher]: treesize reduction 10, result has 85.5 percent of original size [2021-03-25 12:46:32,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-25 12:46:33,041 INFO L142 QuantifierPusher]: treesize reduction 7, result has 89.4 percent of original size [2021-03-25 12:46:33,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-25 12:46:33,043 INFO L142 QuantifierPusher]: treesize reduction 15, result has 86.5 percent of original size [2021-03-25 12:46:33,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-03-25 12:46:33,117 INFO L142 QuantifierPusher]: treesize reduction 65, result has 66.1 percent of original size [2021-03-25 12:46:33,118 INFO L147 QuantifierPusher]: treesize reduction 5, result has 96.1 percent of original size 122 [2021-03-25 12:46:33,230 INFO L142 QuantifierPusher]: treesize reduction 58, result has 67.8 percent of original size [2021-03-25 12:46:33,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-03-25 12:46:33,256 INFO L142 QuantifierPusher]: treesize reduction 45, result has 82.4 percent of original size [2021-03-25 12:46:33,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 210 [2021-03-25 12:46:33,283 INFO L142 QuantifierPusher]: treesize reduction 15, result has 93.2 percent of original size [2021-03-25 12:46:33,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 204 [2021-03-25 12:46:33,384 INFO L142 QuantifierPusher]: treesize reduction 15, result has 88.2 percent of original size [2021-03-25 12:46:33,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-03-25 12:46:33,410 INFO L142 QuantifierPusher]: treesize reduction 10, result has 88.5 percent of original size [2021-03-25 12:46:33,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-03-25 12:46:33,481 INFO L142 QuantifierPusher]: treesize reduction 5, result has 96.7 percent of original size [2021-03-25 12:46:33,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-03-25 12:46:33,550 INFO L142 QuantifierPusher]: treesize reduction 50, result has 53.3 percent of original size [2021-03-25 12:46:33,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-25 12:46:33,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:46:33,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654231657] [2021-03-25 12:46:33,616 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:46:33,616 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-03-25 12:46:33,616 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316581757] [2021-03-25 12:46:33,616 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-25 12:46:33,616 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:46:33,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-25 12:46:33,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2021-03-25 12:46:33,619 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 187 out of 570 [2021-03-25 12:46:33,620 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 280 places, 294 transitions, 4026 flow. Second operand has 15 states, 15 states have (on average 188.66666666666666) internal successors, (2830), 15 states have internal predecessors, (2830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:33,620 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:46:33,620 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 187 of 570 [2021-03-25 12:46:33,620 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:46:37,277 INFO L129 PetriNetUnfolder]: 2646/5700 cut-off events. [2021-03-25 12:46:37,277 INFO L130 PetriNetUnfolder]: For 47578/47820 co-relation queries the response was YES. [2021-03-25 12:46:37,316 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25825 conditions, 5700 events. 2646/5700 cut-off events. For 47578/47820 co-relation queries the response was YES. Maximal size of possible extension queue 213. Compared 42105 event pairs, 1298 based on Foata normal form. 30/5568 useless extension candidates. Maximal degree in co-relation 25526. Up to 3797 conditions per place. [2021-03-25 12:46:37,328 INFO L132 encePairwiseOnDemand]: 538/570 looper letters, 308 selfloop transitions, 55 changer transitions 16/389 dead transitions. [2021-03-25 12:46:37,329 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 297 places, 389 transitions, 5609 flow [2021-03-25 12:46:37,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-25 12:46:37,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-25 12:46:37,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3577 transitions. [2021-03-25 12:46:37,333 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.348635477582846 [2021-03-25 12:46:37,333 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3577 transitions. [2021-03-25 12:46:37,333 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3577 transitions. [2021-03-25 12:46:37,333 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:46:37,333 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3577 transitions. [2021-03-25 12:46:37,335 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 198.72222222222223) internal successors, (3577), 18 states have internal predecessors, (3577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:37,339 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 570.0) internal successors, (10830), 19 states have internal predecessors, (10830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:37,340 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 570.0) internal successors, (10830), 19 states have internal predecessors, (10830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:37,340 INFO L185 Difference]: Start difference. First operand has 280 places, 294 transitions, 4026 flow. Second operand 18 states and 3577 transitions. [2021-03-25 12:46:37,340 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 297 places, 389 transitions, 5609 flow [2021-03-25 12:46:37,534 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 293 places, 389 transitions, 5382 flow, removed 104 selfloop flow, removed 4 redundant places. [2021-03-25 12:46:37,539 INFO L241 Difference]: Finished difference. Result has 305 places, 316 transitions, 4383 flow [2021-03-25 12:46:37,539 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=570, PETRI_DIFFERENCE_MINUEND_FLOW=3805, PETRI_DIFFERENCE_MINUEND_PLACES=276, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=294, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=35, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=248, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=4383, PETRI_PLACES=305, PETRI_TRANSITIONS=316} [2021-03-25 12:46:37,539 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 214 predicate places. [2021-03-25 12:46:37,539 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:46:37,539 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 305 places, 316 transitions, 4383 flow [2021-03-25 12:46:37,540 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 305 places, 316 transitions, 4383 flow [2021-03-25 12:46:37,541 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 304 places, 316 transitions, 4383 flow [2021-03-25 12:46:37,668 INFO L129 PetriNetUnfolder]: 233/1230 cut-off events. [2021-03-25 12:46:37,668 INFO L130 PetriNetUnfolder]: For 12422/12496 co-relation queries the response was YES. [2021-03-25 12:46:37,678 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5613 conditions, 1230 events. 233/1230 cut-off events. For 12422/12496 co-relation queries the response was YES. Maximal size of possible extension queue 71. Compared 10015 event pairs, 16 based on Foata normal form. 20/1242 useless extension candidates. Maximal degree in co-relation 5478. Up to 169 conditions per place. [2021-03-25 12:46:37,686 INFO L142 LiptonReduction]: Number of co-enabled transitions 1802 [2021-03-25 12:46:38,916 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-03-25 12:46:39,484 INFO L154 LiptonReduction]: Checked pairs total: 711 [2021-03-25 12:46:39,485 INFO L156 LiptonReduction]: Total number of compositions: 12 [2021-03-25 12:46:39,485 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1946 [2021-03-25 12:46:39,485 INFO L480 AbstractCegarLoop]: Abstraction has has 301 places, 313 transitions, 4372 flow [2021-03-25 12:46:39,486 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 188.66666666666666) internal successors, (2830), 15 states have internal predecessors, (2830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:39,486 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:46:39,486 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:46:39,486 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-03-25 12:46:39,486 INFO L428 AbstractCegarLoop]: === Iteration 29 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:46:39,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:46:39,486 INFO L82 PathProgramCache]: Analyzing trace with hash 1709177072, now seen corresponding path program 1 times [2021-03-25 12:46:39,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:46:39,486 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603052100] [2021-03-25 12:46:39,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:46:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:46:39,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:39,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 12:46:39,539 INFO L142 QuantifierPusher]: treesize reduction 24, result has 64.2 percent of original size [2021-03-25 12:46:39,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-25 12:46:39,581 INFO L142 QuantifierPusher]: treesize reduction 16, result has 78.7 percent of original size [2021-03-25 12:46:39,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-25 12:46:39,589 INFO L142 QuantifierPusher]: treesize reduction 16, result has 70.9 percent of original size [2021-03-25 12:46:39,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 12:46:39,627 INFO L142 QuantifierPusher]: treesize reduction 8, result has 83.3 percent of original size [2021-03-25 12:46:39,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-25 12:46:39,674 INFO L142 QuantifierPusher]: treesize reduction 8, result has 82.6 percent of original size [2021-03-25 12:46:39,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 12:46:39,694 INFO L142 QuantifierPusher]: treesize reduction 8, result has 73.3 percent of original size [2021-03-25 12:46:39,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 12:46:39,705 INFO L142 QuantifierPusher]: treesize reduction 8, result has 75.0 percent of original size [2021-03-25 12:46:39,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 12:46:39,717 INFO L142 QuantifierPusher]: treesize reduction 50, result has 33.3 percent of original size [2021-03-25 12:46:39,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 12:46:39,750 INFO L142 QuantifierPusher]: treesize reduction 44, result has 36.2 percent of original size [2021-03-25 12:46:39,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 12:46:39,752 INFO L142 QuantifierPusher]: treesize reduction 37, result has 46.4 percent of original size [2021-03-25 12:46:39,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 12:46:39,766 INFO L142 QuantifierPusher]: treesize reduction 9, result has 75.7 percent of original size [2021-03-25 12:46:39,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 12:46:39,787 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-03-25 12:46:39,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 12:46:39,800 INFO L142 QuantifierPusher]: treesize reduction 16, result has 5.9 percent of original size [2021-03-25 12:46:39,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:46:39,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:39,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 12:46:39,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:46:39,802 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603052100] [2021-03-25 12:46:39,802 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:46:39,802 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-25 12:46:39,802 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842964303] [2021-03-25 12:46:39,802 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 12:46:39,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:46:39,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 12:46:39,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-03-25 12:46:39,805 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 582 [2021-03-25 12:46:39,806 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 301 places, 313 transitions, 4372 flow. Second operand has 9 states, 9 states have (on average 240.55555555555554) internal successors, (2165), 9 states have internal predecessors, (2165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:39,806 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:46:39,806 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 582 [2021-03-25 12:46:39,806 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:46:41,376 INFO L129 PetriNetUnfolder]: 1205/3318 cut-off events. [2021-03-25 12:46:41,376 INFO L130 PetriNetUnfolder]: For 36098/36257 co-relation queries the response was YES. [2021-03-25 12:46:41,408 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16103 conditions, 3318 events. 1205/3318 cut-off events. For 36098/36257 co-relation queries the response was YES. Maximal size of possible extension queue 155. Compared 26007 event pairs, 452 based on Foata normal form. 34/3293 useless extension candidates. Maximal degree in co-relation 15885. Up to 1625 conditions per place. [2021-03-25 12:46:41,417 INFO L132 encePairwiseOnDemand]: 561/582 looper letters, 224 selfloop transitions, 50 changer transitions 7/353 dead transitions. [2021-03-25 12:46:41,417 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 307 places, 353 transitions, 5341 flow [2021-03-25 12:46:41,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 12:46:41,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 12:46:41,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1793 transitions. [2021-03-25 12:46:41,420 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.44010800196367206 [2021-03-25 12:46:41,420 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1793 transitions. [2021-03-25 12:46:41,420 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1793 transitions. [2021-03-25 12:46:41,420 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:46:41,420 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1793 transitions. [2021-03-25 12:46:41,421 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 256.14285714285717) internal successors, (1793), 7 states have internal predecessors, (1793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:41,423 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 582.0) internal successors, (4656), 8 states have internal predecessors, (4656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:41,423 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 582.0) internal successors, (4656), 8 states have internal predecessors, (4656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:41,423 INFO L185 Difference]: Start difference. First operand has 301 places, 313 transitions, 4372 flow. Second operand 7 states and 1793 transitions. [2021-03-25 12:46:41,423 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 307 places, 353 transitions, 5341 flow [2021-03-25 12:46:41,571 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 302 places, 353 transitions, 5056 flow, removed 131 selfloop flow, removed 5 redundant places. [2021-03-25 12:46:41,575 INFO L241 Difference]: Finished difference. Result has 304 places, 314 transitions, 4335 flow [2021-03-25 12:46:41,575 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=582, PETRI_DIFFERENCE_MINUEND_FLOW=4089, PETRI_DIFFERENCE_MINUEND_PLACES=296, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=313, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=43, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=263, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=4335, PETRI_PLACES=304, PETRI_TRANSITIONS=314} [2021-03-25 12:46:41,575 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 213 predicate places. [2021-03-25 12:46:41,576 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:46:41,576 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 304 places, 314 transitions, 4335 flow [2021-03-25 12:46:41,576 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 304 places, 314 transitions, 4335 flow [2021-03-25 12:46:41,577 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 301 places, 314 transitions, 4335 flow [2021-03-25 12:46:41,766 INFO L129 PetriNetUnfolder]: 246/1269 cut-off events. [2021-03-25 12:46:41,767 INFO L130 PetriNetUnfolder]: For 12821/12876 co-relation queries the response was YES. [2021-03-25 12:46:41,774 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5779 conditions, 1269 events. 246/1269 cut-off events. For 12821/12876 co-relation queries the response was YES. Maximal size of possible extension queue 70. Compared 10241 event pairs, 21 based on Foata normal form. 12/1272 useless extension candidates. Maximal degree in co-relation 5589. Up to 178 conditions per place. [2021-03-25 12:46:41,781 INFO L142 LiptonReduction]: Number of co-enabled transitions 1748 [2021-03-25 12:46:42,621 INFO L154 LiptonReduction]: Checked pairs total: 842 [2021-03-25 12:46:42,621 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 12:46:42,621 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1045 [2021-03-25 12:46:42,622 INFO L480 AbstractCegarLoop]: Abstraction has has 301 places, 314 transitions, 4337 flow [2021-03-25 12:46:42,622 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 240.55555555555554) internal successors, (2165), 9 states have internal predecessors, (2165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:42,622 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:46:42,622 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:46:42,622 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-03-25 12:46:42,622 INFO L428 AbstractCegarLoop]: === Iteration 30 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:46:42,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:46:42,623 INFO L82 PathProgramCache]: Analyzing trace with hash 112085162, now seen corresponding path program 2 times [2021-03-25 12:46:42,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:46:42,623 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708285968] [2021-03-25 12:46:42,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:46:42,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:46:42,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:42,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 12:46:42,686 INFO L142 QuantifierPusher]: treesize reduction 44, result has 55.1 percent of original size [2021-03-25 12:46:42,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 12:46:42,735 INFO L142 QuantifierPusher]: treesize reduction 36, result has 70.5 percent of original size [2021-03-25 12:46:42,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-25 12:46:42,744 INFO L142 QuantifierPusher]: treesize reduction 36, result has 58.1 percent of original size [2021-03-25 12:46:42,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-25 12:46:42,789 INFO L142 QuantifierPusher]: treesize reduction 28, result has 69.9 percent of original size [2021-03-25 12:46:42,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-25 12:46:42,837 INFO L142 QuantifierPusher]: treesize reduction 8, result has 91.2 percent of original size [2021-03-25 12:46:42,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-25 12:46:42,866 INFO L142 QuantifierPusher]: treesize reduction 8, result has 86.4 percent of original size [2021-03-25 12:46:42,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 12:46:42,896 INFO L142 QuantifierPusher]: treesize reduction 5, result has 91.1 percent of original size [2021-03-25 12:46:42,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 12:46:42,897 INFO L142 QuantifierPusher]: treesize reduction 7, result has 91.1 percent of original size [2021-03-25 12:46:42,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-03-25 12:46:42,964 INFO L142 QuantifierPusher]: treesize reduction 57, result has 64.4 percent of original size [2021-03-25 12:46:42,965 INFO L147 QuantifierPusher]: treesize reduction 5, result has 95.1 percent of original size 98 [2021-03-25 12:46:43,060 INFO L142 QuantifierPusher]: treesize reduction 50, result has 66.2 percent of original size [2021-03-25 12:46:43,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-03-25 12:46:43,082 INFO L142 QuantifierPusher]: treesize reduction 32, result has 85.7 percent of original size [2021-03-25 12:46:43,083 INFO L147 QuantifierPusher]: treesize reduction 5, result has 97.4 percent of original size 186 [2021-03-25 12:46:43,108 INFO L142 QuantifierPusher]: treesize reduction 7, result has 96.3 percent of original size [2021-03-25 12:46:43,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 180 [2021-03-25 12:46:43,200 INFO L142 QuantifierPusher]: treesize reduction 7, result has 92.6 percent of original size [2021-03-25 12:46:43,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-25 12:46:43,226 INFO L142 QuantifierPusher]: treesize reduction 15, result has 88.2 percent of original size [2021-03-25 12:46:43,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-03-25 12:46:43,318 INFO L142 QuantifierPusher]: treesize reduction 10, result has 88.5 percent of original size [2021-03-25 12:46:43,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-03-25 12:46:43,395 INFO L142 QuantifierPusher]: treesize reduction 5, result has 96.7 percent of original size [2021-03-25 12:46:43,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-03-25 12:46:43,468 INFO L142 QuantifierPusher]: treesize reduction 50, result has 53.3 percent of original size [2021-03-25 12:46:43,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-25 12:46:43,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:46:43,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708285968] [2021-03-25 12:46:43,538 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:46:43,538 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-03-25 12:46:43,538 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491411390] [2021-03-25 12:46:43,539 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-25 12:46:43,539 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:46:43,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-25 12:46:43,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2021-03-25 12:46:43,541 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 187 out of 586 [2021-03-25 12:46:43,542 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 301 places, 314 transitions, 4337 flow. Second operand has 15 states, 15 states have (on average 188.66666666666666) internal successors, (2830), 15 states have internal predecessors, (2830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:43,542 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:46:43,542 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 187 of 586 [2021-03-25 12:46:43,542 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:46:48,079 INFO L129 PetriNetUnfolder]: 2894/6242 cut-off events. [2021-03-25 12:46:48,079 INFO L130 PetriNetUnfolder]: For 63892/64128 co-relation queries the response was YES. [2021-03-25 12:46:48,139 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29441 conditions, 6242 events. 2894/6242 cut-off events. For 63892/64128 co-relation queries the response was YES. Maximal size of possible extension queue 239. Compared 46853 event pairs, 1200 based on Foata normal form. 41/6107 useless extension candidates. Maximal degree in co-relation 29130. Up to 3799 conditions per place. [2021-03-25 12:46:48,157 INFO L132 encePairwiseOnDemand]: 553/586 looper letters, 311 selfloop transitions, 91 changer transitions 24/436 dead transitions. [2021-03-25 12:46:48,157 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 436 transitions, 6296 flow [2021-03-25 12:46:48,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-25 12:46:48,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-03-25 12:46:48,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 4547 transitions. [2021-03-25 12:46:48,162 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3373645941534352 [2021-03-25 12:46:48,162 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 4547 transitions. [2021-03-25 12:46:48,162 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 4547 transitions. [2021-03-25 12:46:48,163 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:46:48,163 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 4547 transitions. [2021-03-25 12:46:48,165 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 197.69565217391303) internal successors, (4547), 23 states have internal predecessors, (4547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:48,170 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 586.0) internal successors, (14064), 24 states have internal predecessors, (14064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:48,171 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 586.0) internal successors, (14064), 24 states have internal predecessors, (14064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:48,171 INFO L185 Difference]: Start difference. First operand has 301 places, 314 transitions, 4337 flow. Second operand 23 states and 4547 transitions. [2021-03-25 12:46:48,171 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 436 transitions, 6296 flow [2021-03-25 12:46:48,406 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 436 transitions, 6198 flow, removed 20 selfloop flow, removed 7 redundant places. [2021-03-25 12:46:48,412 INFO L241 Difference]: Finished difference. Result has 330 places, 342 transitions, 5082 flow [2021-03-25 12:46:48,412 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=586, PETRI_DIFFERENCE_MINUEND_FLOW=4258, PETRI_DIFFERENCE_MINUEND_PLACES=294, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=314, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=68, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=236, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=5082, PETRI_PLACES=330, PETRI_TRANSITIONS=342} [2021-03-25 12:46:48,412 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 239 predicate places. [2021-03-25 12:46:48,412 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:46:48,412 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 330 places, 342 transitions, 5082 flow [2021-03-25 12:46:48,412 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 330 places, 342 transitions, 5082 flow [2021-03-25 12:46:48,414 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 327 places, 342 transitions, 5082 flow [2021-03-25 12:46:48,566 INFO L129 PetriNetUnfolder]: 260/1332 cut-off events. [2021-03-25 12:46:48,566 INFO L130 PetriNetUnfolder]: For 19316/19386 co-relation queries the response was YES. [2021-03-25 12:46:48,579 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6686 conditions, 1332 events. 260/1332 cut-off events. For 19316/19386 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 10876 event pairs, 19 based on Foata normal form. 14/1337 useless extension candidates. Maximal degree in co-relation 6535. Up to 185 conditions per place. [2021-03-25 12:46:48,589 INFO L142 LiptonReduction]: Number of co-enabled transitions 1892 [2021-03-25 12:46:49,783 INFO L154 LiptonReduction]: Checked pairs total: 604 [2021-03-25 12:46:49,783 INFO L156 LiptonReduction]: Total number of compositions: 8 [2021-03-25 12:46:49,783 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1371 [2021-03-25 12:46:49,784 INFO L480 AbstractCegarLoop]: Abstraction has has 325 places, 340 transitions, 5077 flow [2021-03-25 12:46:49,784 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 188.66666666666666) internal successors, (2830), 15 states have internal predecessors, (2830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:49,784 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:46:49,784 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:46:49,784 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-03-25 12:46:49,784 INFO L428 AbstractCegarLoop]: === Iteration 31 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:46:49,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:46:49,785 INFO L82 PathProgramCache]: Analyzing trace with hash -2080397112, now seen corresponding path program 3 times [2021-03-25 12:46:49,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:46:49,785 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308435229] [2021-03-25 12:46:49,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:46:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 12:46:49,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 12:46:49,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 12:46:49,850 INFO L142 QuantifierPusher]: treesize reduction 44, result has 55.1 percent of original size [2021-03-25 12:46:49,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 12:46:49,901 INFO L142 QuantifierPusher]: treesize reduction 36, result has 70.5 percent of original size [2021-03-25 12:46:49,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-25 12:46:49,910 INFO L142 QuantifierPusher]: treesize reduction 36, result has 58.1 percent of original size [2021-03-25 12:46:49,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-25 12:46:49,956 INFO L142 QuantifierPusher]: treesize reduction 28, result has 69.9 percent of original size [2021-03-25 12:46:49,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-25 12:46:50,010 INFO L142 QuantifierPusher]: treesize reduction 8, result has 91.2 percent of original size [2021-03-25 12:46:50,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-25 12:46:50,039 INFO L142 QuantifierPusher]: treesize reduction 8, result has 86.4 percent of original size [2021-03-25 12:46:50,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 12:46:50,069 INFO L142 QuantifierPusher]: treesize reduction 5, result has 91.1 percent of original size [2021-03-25 12:46:50,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 12:46:50,071 INFO L142 QuantifierPusher]: treesize reduction 7, result has 91.1 percent of original size [2021-03-25 12:46:50,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-03-25 12:46:50,140 INFO L142 QuantifierPusher]: treesize reduction 57, result has 64.4 percent of original size [2021-03-25 12:46:50,141 INFO L147 QuantifierPusher]: treesize reduction 5, result has 95.1 percent of original size 98 [2021-03-25 12:46:50,239 INFO L142 QuantifierPusher]: treesize reduction 50, result has 66.2 percent of original size [2021-03-25 12:46:50,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-03-25 12:46:50,261 INFO L142 QuantifierPusher]: treesize reduction 32, result has 85.7 percent of original size [2021-03-25 12:46:50,262 INFO L147 QuantifierPusher]: treesize reduction 5, result has 97.4 percent of original size 186 [2021-03-25 12:46:50,287 INFO L142 QuantifierPusher]: treesize reduction 7, result has 96.3 percent of original size [2021-03-25 12:46:50,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 180 [2021-03-25 12:46:50,381 INFO L142 QuantifierPusher]: treesize reduction 7, result has 92.6 percent of original size [2021-03-25 12:46:50,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-25 12:46:50,406 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.2 percent of original size [2021-03-25 12:46:50,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-25 12:46:50,473 INFO L142 QuantifierPusher]: treesize reduction 10, result has 88.5 percent of original size [2021-03-25 12:46:50,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-03-25 12:46:50,548 INFO L142 QuantifierPusher]: treesize reduction 5, result has 96.7 percent of original size [2021-03-25 12:46:50,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-03-25 12:46:50,624 INFO L142 QuantifierPusher]: treesize reduction 50, result has 53.3 percent of original size [2021-03-25 12:46:50,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-25 12:46:50,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 12:46:50,695 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308435229] [2021-03-25 12:46:50,696 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 12:46:50,696 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-03-25 12:46:50,696 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956318161] [2021-03-25 12:46:50,696 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-25 12:46:50,696 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 12:46:50,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-25 12:46:50,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2021-03-25 12:46:50,698 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 187 out of 594 [2021-03-25 12:46:50,699 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 325 places, 340 transitions, 5077 flow. Second operand has 15 states, 15 states have (on average 188.66666666666666) internal successors, (2830), 15 states have internal predecessors, (2830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:50,699 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 12:46:50,699 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 187 of 594 [2021-03-25 12:46:50,699 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 12:46:54,961 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 60 [2021-03-25 12:46:55,532 INFO L129 PetriNetUnfolder]: 2993/6462 cut-off events. [2021-03-25 12:46:55,533 INFO L130 PetriNetUnfolder]: For 94444/94758 co-relation queries the response was YES. [2021-03-25 12:46:55,595 INFO L84 FinitePrefix]: Finished finitePrefix Result has 32921 conditions, 6462 events. 2993/6462 cut-off events. For 94444/94758 co-relation queries the response was YES. Maximal size of possible extension queue 245. Compared 48775 event pairs, 1270 based on Foata normal form. 68/6347 useless extension candidates. Maximal degree in co-relation 32599. Up to 3689 conditions per place. [2021-03-25 12:46:55,611 INFO L132 encePairwiseOnDemand]: 554/594 looper letters, 313 selfloop transitions, 110 changer transitions 22/455 dead transitions. [2021-03-25 12:46:55,612 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 349 places, 455 transitions, 7014 flow [2021-03-25 12:46:55,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-25 12:46:55,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-03-25 12:46:55,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 4938 transitions. [2021-03-25 12:46:55,617 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3325252525252525 [2021-03-25 12:46:55,617 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 4938 transitions. [2021-03-25 12:46:55,617 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 4938 transitions. [2021-03-25 12:46:55,617 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 12:46:55,618 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 4938 transitions. [2021-03-25 12:46:55,620 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 197.52) internal successors, (4938), 25 states have internal predecessors, (4938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:55,626 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 594.0) internal successors, (15444), 26 states have internal predecessors, (15444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:55,626 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 594.0) internal successors, (15444), 26 states have internal predecessors, (15444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:55,626 INFO L185 Difference]: Start difference. First operand has 325 places, 340 transitions, 5077 flow. Second operand 25 states and 4938 transitions. [2021-03-25 12:46:55,626 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 349 places, 455 transitions, 7014 flow [2021-03-25 12:46:55,981 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 342 places, 455 transitions, 6689 flow, removed 135 selfloop flow, removed 7 redundant places. [2021-03-25 12:46:55,987 INFO L241 Difference]: Finished difference. Result has 349 places, 351 transitions, 5297 flow [2021-03-25 12:46:55,987 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=594, PETRI_DIFFERENCE_MINUEND_FLOW=4774, PETRI_DIFFERENCE_MINUEND_PLACES=318, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=340, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=101, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=234, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=5297, PETRI_PLACES=349, PETRI_TRANSITIONS=351} [2021-03-25 12:46:55,988 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 258 predicate places. [2021-03-25 12:46:55,988 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 12:46:55,988 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 349 places, 351 transitions, 5297 flow [2021-03-25 12:46:55,988 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 349 places, 351 transitions, 5297 flow [2021-03-25 12:46:55,990 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 347 places, 351 transitions, 5297 flow [2021-03-25 12:46:56,151 INFO L129 PetriNetUnfolder]: 277/1403 cut-off events. [2021-03-25 12:46:56,151 INFO L130 PetriNetUnfolder]: For 23525/23611 co-relation queries the response was YES. [2021-03-25 12:46:56,164 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7327 conditions, 1403 events. 277/1403 cut-off events. For 23525/23611 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 11472 event pairs, 21 based on Foata normal form. 16/1406 useless extension candidates. Maximal degree in co-relation 7122. Up to 196 conditions per place. [2021-03-25 12:46:56,175 INFO L142 LiptonReduction]: Number of co-enabled transitions 1952 [2021-03-25 12:46:57,189 INFO L154 LiptonReduction]: Checked pairs total: 868 [2021-03-25 12:46:57,189 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-25 12:46:57,189 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1201 [2021-03-25 12:46:57,190 INFO L480 AbstractCegarLoop]: Abstraction has has 345 places, 349 transitions, 5290 flow [2021-03-25 12:46:57,190 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 188.66666666666666) internal successors, (2830), 15 states have internal predecessors, (2830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 12:46:57,190 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 12:46:57,190 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 12:46:57,190 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-03-25 12:46:57,190 INFO L428 AbstractCegarLoop]: === Iteration 32 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 12:46:57,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 12:46:57,191 INFO L82 PathProgramCache]: Analyzing trace with hash 1118829988, now seen corresponding path program 1 times [2021-03-25 12:46:57,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 12:46:57,191 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829738907] [2021-03-25 12:46:57,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 12:46:57,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 12:46:57,212 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 12:46:57,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 12:46:57,233 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 12:46:57,253 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 12:46:57,254 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 12:46:57,254 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-03-25 12:46:57,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.03 12:46:57 BasicIcfg [2021-03-25 12:46:57,326 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-25 12:46:57,327 INFO L168 Benchmark]: Toolchain (without parser) took 164648.08 ms. Allocated memory was 337.6 MB in the beginning and 1.8 GB in the end (delta: 1.5 GB). Free memory was 300.1 MB in the beginning and 1.5 GB in the end (delta: -1.2 GB). Peak memory consumption was 274.1 MB. Max. memory is 16.0 GB. [2021-03-25 12:46:57,327 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 337.6 MB. Free memory was 319.2 MB in the beginning and 319.1 MB in the end (delta: 76.1 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 12:46:57,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 453.16 ms. Allocated memory is still 337.6 MB. Free memory was 299.9 MB in the beginning and 273.3 MB in the end (delta: 26.6 MB). Peak memory consumption was 28.3 MB. Max. memory is 16.0 GB. [2021-03-25 12:46:57,327 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.62 ms. Allocated memory is still 337.6 MB. Free memory was 273.3 MB in the beginning and 271.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 12:46:57,327 INFO L168 Benchmark]: Boogie Preprocessor took 23.81 ms. Allocated memory is still 337.6 MB. Free memory was 271.2 MB in the beginning and 268.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 12:46:57,327 INFO L168 Benchmark]: RCFGBuilder took 372.24 ms. Allocated memory is still 337.6 MB. Free memory was 268.1 MB in the beginning and 221.9 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 16.0 GB. [2021-03-25 12:46:57,327 INFO L168 Benchmark]: TraceAbstraction took 163757.45 ms. Allocated memory was 337.6 MB in the beginning and 1.8 GB in the end (delta: 1.5 GB). Free memory was 220.9 MB in the beginning and 1.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 193.3 MB. Max. memory is 16.0 GB. [2021-03-25 12:46:57,327 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 337.6 MB. Free memory was 319.2 MB in the beginning and 319.1 MB in the end (delta: 76.1 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 453.16 ms. Allocated memory is still 337.6 MB. Free memory was 299.9 MB in the beginning and 273.3 MB in the end (delta: 26.6 MB). Peak memory consumption was 28.3 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 35.62 ms. Allocated memory is still 337.6 MB. Free memory was 273.3 MB in the beginning and 271.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 23.81 ms. Allocated memory is still 337.6 MB. Free memory was 271.2 MB in the beginning and 268.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 372.24 ms. Allocated memory is still 337.6 MB. Free memory was 268.1 MB in the beginning and 221.9 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 163757.45 ms. Allocated memory was 337.6 MB in the beginning and 1.8 GB in the end (delta: 1.5 GB). Free memory was 220.9 MB in the beginning and 1.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 193.3 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2852.5ms, 230 PlacesBefore, 91 PlacesAfterwards, 239 TransitionsBefore, 98 TransitionsAfterwards, 15260 CoEnabledTransitionPairs, 5 FixpointIterations, 45 TrivialSequentialCompositions, 100 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 16 ConcurrentYvCompositions, 2 ChoiceCompositions, 165 TotalNumberOfCompositions, 17084 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 10757, positive: 10571, positive conditional: 0, positive unconditional: 10571, negative: 186, negative conditional: 0, negative unconditional: 186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8772, positive: 8672, positive conditional: 0, positive unconditional: 8672, negative: 100, negative conditional: 0, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8772, positive: 8672, positive conditional: 0, positive unconditional: 8672, negative: 100, negative conditional: 0, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8772, positive: 8648, positive conditional: 0, positive unconditional: 8648, negative: 124, negative conditional: 0, negative unconditional: 124, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 124, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 100, negative conditional: 0, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 287, positive: 28, positive conditional: 0, positive unconditional: 28, negative: 260, negative conditional: 0, negative unconditional: 260, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10757, positive: 1899, positive conditional: 0, positive unconditional: 1899, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 8772, unknown conditional: 0, unknown unconditional: 8772] , Statistics on independence cache: Total cache size (in pairs): 602, Positive cache size: 554, Positive conditional cache size: 0, Positive unconditional cache size: 554, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2180.8ms, 85 PlacesBefore, 62 PlacesAfterwards, 92 TransitionsBefore, 68 TransitionsAfterwards, 2754 CoEnabledTransitionPairs, 4 FixpointIterations, 10 TrivialSequentialCompositions, 11 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 2 ConcurrentYvCompositions, 2 ChoiceCompositions, 25 TotalNumberOfCompositions, 9229 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2309, positive: 2029, positive conditional: 0, positive unconditional: 2029, negative: 280, negative conditional: 0, negative unconditional: 280, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 622, positive: 587, positive conditional: 0, positive unconditional: 587, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 622, positive: 587, positive conditional: 0, positive unconditional: 587, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 622, positive: 582, positive conditional: 0, positive unconditional: 582, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 40, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 152, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 141, negative conditional: 0, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2309, positive: 1442, positive conditional: 0, positive unconditional: 1442, negative: 245, negative conditional: 0, negative unconditional: 245, unknown: 622, unknown conditional: 0, unknown unconditional: 622] , Statistics on independence cache: Total cache size (in pairs): 649, Positive cache size: 579, Positive conditional cache size: 0, Positive unconditional cache size: 579, Negative cache size: 70, Negative conditional cache size: 0, Negative unconditional cache size: 70 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8801.3ms, 64 PlacesBefore, 60 PlacesAfterwards, 67 TransitionsBefore, 63 TransitionsAfterwards, 1894 CoEnabledTransitionPairs, 4 FixpointIterations, 4 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 TotalNumberOfCompositions, 9434 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1996, positive: 1672, positive conditional: 0, positive unconditional: 1672, negative: 324, negative conditional: 0, negative unconditional: 324, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 48, positive: 40, positive conditional: 0, positive unconditional: 40, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 48, positive: 40, positive conditional: 0, positive unconditional: 40, 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: 48, positive: 40, positive conditional: 0, positive unconditional: 40, 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: 34, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1996, positive: 1632, positive conditional: 0, positive unconditional: 1632, negative: 316, negative conditional: 0, negative unconditional: 316, unknown: 48, unknown conditional: 0, unknown unconditional: 48] , Statistics on independence cache: Total cache size (in pairs): 689, Positive cache size: 611, Positive conditional cache size: 0, Positive unconditional cache size: 611, Negative cache size: 78, Negative conditional cache size: 0, Negative unconditional cache size: 78 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 259.2ms, 67 PlacesBefore, 67 PlacesAfterwards, 71 TransitionsBefore, 71 TransitionsAfterwards, 1882 CoEnabledTransitionPairs, 3 FixpointIterations, 3 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 6682 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1485, positive: 1258, positive conditional: 0, positive unconditional: 1258, negative: 227, negative conditional: 0, negative unconditional: 227, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 28, positive: 24, positive conditional: 0, positive unconditional: 24, 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: 28, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 6, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 15, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1485, positive: 1234, positive conditional: 0, positive unconditional: 1234, negative: 223, negative conditional: 0, negative unconditional: 223, unknown: 28, unknown conditional: 0, unknown unconditional: 28] , Statistics on independence cache: Total cache size (in pairs): 677, Positive cache size: 600, Positive conditional cache size: 0, Positive unconditional cache size: 600, Negative cache size: 77, Negative conditional cache size: 0, Negative unconditional cache size: 77 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 30.9ms, 74 PlacesBefore, 74 PlacesAfterwards, 81 TransitionsBefore, 81 TransitionsAfterwards, 2106 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1621 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 426, positive: 368, positive conditional: 0, positive unconditional: 368, negative: 58, negative conditional: 0, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 426, positive: 364, positive conditional: 0, positive unconditional: 364, negative: 55, negative conditional: 0, negative unconditional: 55, unknown: 7, unknown conditional: 0, unknown unconditional: 7] , Statistics on independence cache: Total cache size (in pairs): 684, Positive cache size: 604, Positive conditional cache size: 0, Positive unconditional cache size: 604, Negative cache size: 80, Negative conditional cache size: 0, Negative unconditional cache size: 80 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 23.4ms, 80 PlacesBefore, 80 PlacesAfterwards, 87 TransitionsBefore, 87 TransitionsAfterwards, 2200 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1369 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 311, positive: 266, positive conditional: 0, positive unconditional: 266, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , 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: 311, positive: 264, positive conditional: 0, positive unconditional: 264, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 686, Positive cache size: 606, Positive conditional cache size: 0, Positive unconditional cache size: 606, Negative cache size: 80, Negative conditional cache size: 0, Negative unconditional cache size: 80 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 140.1ms, 91 PlacesBefore, 91 PlacesAfterwards, 96 TransitionsBefore, 96 TransitionsAfterwards, 2202 CoEnabledTransitionPairs, 2 FixpointIterations, 2 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 2220 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 530, positive: 460, positive conditional: 0, positive unconditional: 460, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , 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: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 530, positive: 453, positive conditional: 0, positive unconditional: 453, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , Statistics on independence cache: Total cache size (in pairs): 672, Positive cache size: 594, Positive conditional cache size: 0, Positive unconditional cache size: 594, Negative cache size: 78, Negative conditional cache size: 0, Negative unconditional cache size: 78 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 402.0ms, 105 PlacesBefore, 105 PlacesAfterwards, 111 TransitionsBefore, 111 TransitionsAfterwards, 2414 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 2566 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 636, positive: 561, positive conditional: 0, positive unconditional: 561, negative: 75, negative conditional: 0, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 39, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 636, positive: 556, positive conditional: 0, positive unconditional: 556, negative: 65, negative conditional: 0, negative unconditional: 65, unknown: 15, unknown conditional: 0, unknown unconditional: 15] , Statistics on independence cache: Total cache size (in pairs): 674, Positive cache size: 594, Positive conditional cache size: 0, Positive unconditional cache size: 594, Negative cache size: 80, Negative conditional cache size: 0, Negative unconditional cache size: 80 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 38.0ms, 111 PlacesBefore, 111 PlacesAfterwards, 116 TransitionsBefore, 116 TransitionsAfterwards, 2504 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1483 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 309, positive: 268, positive conditional: 0, positive unconditional: 268, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , 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: 309, positive: 267, positive conditional: 0, positive unconditional: 267, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 675, Positive cache size: 595, Positive conditional cache size: 0, Positive unconditional cache size: 595, Negative cache size: 80, Negative conditional cache size: 0, Negative unconditional cache size: 80 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 48.6ms, 112 PlacesBefore, 112 PlacesAfterwards, 118 TransitionsBefore, 118 TransitionsAfterwards, 2532 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1579 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 276, positive: 233, positive conditional: 0, positive unconditional: 233, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , 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: 276, positive: 231, positive conditional: 0, positive unconditional: 231, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 677, Positive cache size: 597, Positive conditional cache size: 0, Positive unconditional cache size: 597, Negative cache size: 80, Negative conditional cache size: 0, Negative unconditional cache size: 80 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 54.6ms, 115 PlacesBefore, 115 PlacesAfterwards, 127 TransitionsBefore, 127 TransitionsAfterwards, 2616 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1704 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 313, positive: 268, positive conditional: 0, positive unconditional: 268, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 313, positive: 266, positive conditional: 0, positive unconditional: 266, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 681, Positive cache size: 599, Positive conditional cache size: 0, Positive unconditional cache size: 599, Negative cache size: 82, Negative conditional cache size: 0, Negative unconditional cache size: 82 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 88.8ms, 124 PlacesBefore, 124 PlacesAfterwards, 137 TransitionsBefore, 137 TransitionsAfterwards, 2770 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 2127 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 341, positive: 289, positive conditional: 0, positive unconditional: 289, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 12, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 16, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 341, positive: 280, positive conditional: 0, positive unconditional: 280, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 12, unknown conditional: 0, unknown unconditional: 12] , Statistics on independence cache: Total cache size (in pairs): 693, Positive cache size: 608, Positive conditional cache size: 0, Positive unconditional cache size: 608, Negative cache size: 85, Negative conditional cache size: 0, Negative unconditional cache size: 85 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 350.4ms, 110 PlacesBefore, 110 PlacesAfterwards, 99 TransitionsBefore, 99 TransitionsAfterwards, 1900 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 3 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 TotalNumberOfCompositions, 1946 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 730, positive: 637, positive conditional: 0, positive unconditional: 637, negative: 93, negative conditional: 0, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 33, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 33, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 31, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 730, positive: 611, positive conditional: 0, positive unconditional: 611, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 33, unknown conditional: 0, unknown unconditional: 33] , Statistics on independence cache: Total cache size (in pairs): 710, Positive cache size: 624, Positive conditional cache size: 0, Positive unconditional cache size: 624, Negative cache size: 86, Negative conditional cache size: 0, Negative unconditional cache size: 86 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1447.3ms, 111 PlacesBefore, 101 PlacesAfterwards, 97 TransitionsBefore, 89 TransitionsAfterwards, 1062 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 12 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 7 ConcurrentYvCompositions, 0 ChoiceCompositions, 20 TotalNumberOfCompositions, 514 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 264, positive: 221, positive conditional: 0, positive unconditional: 221, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 54, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 54, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 54, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 21, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 264, positive: 173, positive conditional: 0, positive unconditional: 173, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 54, unknown conditional: 0, unknown unconditional: 54] , Statistics on independence cache: Total cache size (in pairs): 413, Positive cache size: 383, Positive conditional cache size: 0, Positive unconditional cache size: 383, Negative cache size: 30, Negative conditional cache size: 0, Negative unconditional cache size: 30 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 244.2ms, 107 PlacesBefore, 106 PlacesAfterwards, 91 TransitionsBefore, 90 TransitionsAfterwards, 992 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 198 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 44, positive: 20, positive conditional: 0, positive unconditional: 20, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 12, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 44, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 7, unknown conditional: 0, unknown unconditional: 7] , Statistics on independence cache: Total cache size (in pairs): 401, Positive cache size: 370, Positive conditional cache size: 0, Positive unconditional cache size: 370, Negative cache size: 31, Negative conditional cache size: 0, Negative unconditional cache size: 31 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 38.5ms, 111 PlacesBefore, 111 PlacesAfterwards, 91 TransitionsBefore, 91 TransitionsAfterwards, 998 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 113 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 20, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 20, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 403, Positive cache size: 370, Positive conditional cache size: 0, Positive unconditional cache size: 370, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1505.4ms, 146 PlacesBefore, 144 PlacesAfterwards, 143 TransitionsBefore, 142 TransitionsAfterwards, 1078 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 17 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 18 TotalNumberOfCompositions, 856 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 528, positive: 476, positive conditional: 0, positive unconditional: 476, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, positive: 54, positive conditional: 0, positive unconditional: 54, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 57, positive: 54, positive conditional: 0, positive unconditional: 54, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 57, positive: 54, positive conditional: 0, positive unconditional: 54, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 13, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 528, positive: 422, positive conditional: 0, positive unconditional: 422, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 57, unknown conditional: 0, unknown unconditional: 57] , Statistics on independence cache: Total cache size (in pairs): 428, Positive cache size: 396, Positive conditional cache size: 0, Positive unconditional cache size: 396, Negative cache size: 32, Negative conditional cache size: 0, Negative unconditional cache size: 32 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1627.7ms, 172 PlacesBefore, 168 PlacesAfterwards, 184 TransitionsBefore, 182 TransitionsAfterwards, 1182 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 16 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 2 ConcurrentYvCompositions, 0 ChoiceCompositions, 18 TotalNumberOfCompositions, 1385 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 819, positive: 744, positive conditional: 0, positive unconditional: 744, negative: 75, negative conditional: 0, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 68, positive: 68, positive conditional: 0, positive unconditional: 68, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 68, positive: 68, positive conditional: 0, positive unconditional: 68, 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: 68, positive: 68, positive conditional: 0, positive unconditional: 68, 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: 819, positive: 676, positive conditional: 0, positive unconditional: 676, negative: 75, negative conditional: 0, negative unconditional: 75, unknown: 68, unknown conditional: 0, unknown unconditional: 68] , Statistics on independence cache: Total cache size (in pairs): 451, Positive cache size: 422, Positive conditional cache size: 0, Positive unconditional cache size: 422, Negative cache size: 29, Negative conditional cache size: 0, Negative unconditional cache size: 29 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1494.5ms, 186 PlacesBefore, 183 PlacesAfterwards, 198 TransitionsBefore, 196 TransitionsAfterwards, 1244 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 11 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 11 TotalNumberOfCompositions, 1419 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 605, positive: 495, positive conditional: 0, positive unconditional: 495, negative: 110, negative conditional: 0, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 18, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 18, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 15, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 605, positive: 480, positive conditional: 0, positive unconditional: 480, negative: 107, negative conditional: 0, negative unconditional: 107, unknown: 18, unknown conditional: 0, unknown unconditional: 18] , Statistics on independence cache: Total cache size (in pairs): 455, Positive cache size: 425, Positive conditional cache size: 0, Positive unconditional cache size: 425, Negative cache size: 30, Negative conditional cache size: 0, Negative unconditional cache size: 30 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 630.6ms, 212 PlacesBefore, 210 PlacesAfterwards, 216 TransitionsBefore, 215 TransitionsAfterwards, 1338 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 10 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 10 TotalNumberOfCompositions, 1323 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 712, positive: 634, positive conditional: 0, positive unconditional: 634, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , 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: 712, positive: 630, positive conditional: 0, positive unconditional: 630, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 457, Positive cache size: 427, Positive conditional cache size: 0, Positive unconditional cache size: 427, Negative cache size: 30, Negative conditional cache size: 0, Negative unconditional cache size: 30 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 665.3ms, 221 PlacesBefore, 219 PlacesAfterwards, 224 TransitionsBefore, 222 TransitionsAfterwards, 1418 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 8 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 8 TotalNumberOfCompositions, 1771 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 634, positive: 514, positive conditional: 0, positive unconditional: 514, negative: 120, negative conditional: 0, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10, positive: 10, positive conditional: 0, positive unconditional: 10, 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: 10, positive: 10, positive conditional: 0, positive unconditional: 10, 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: 634, positive: 504, positive conditional: 0, positive unconditional: 504, negative: 120, negative conditional: 0, negative unconditional: 120, unknown: 10, unknown conditional: 0, unknown unconditional: 10] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 353, Positive conditional cache size: 0, Positive unconditional cache size: 353, Negative cache size: 30, Negative conditional cache size: 0, Negative unconditional cache size: 30 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 232.0ms, 212 PlacesBefore, 212 PlacesAfterwards, 224 TransitionsBefore, 224 TransitionsAfterwards, 1276 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 371 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 165, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 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: 165, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 353, Positive conditional cache size: 0, Positive unconditional cache size: 353, Negative cache size: 30, Negative conditional cache size: 0, Negative unconditional cache size: 30 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 640.2ms, 233 PlacesBefore, 232 PlacesAfterwards, 242 TransitionsBefore, 241 TransitionsAfterwards, 1374 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 TotalNumberOfCompositions, 359 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 105, positive: 55, positive conditional: 0, positive unconditional: 55, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6, positive: 5, positive conditional: 0, positive unconditional: 5, 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: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 105, positive: 50, positive conditional: 0, positive unconditional: 50, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , Statistics on independence cache: Total cache size (in pairs): 358, Positive cache size: 332, Positive conditional cache size: 0, Positive unconditional cache size: 332, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 293.5ms, 230 PlacesBefore, 230 PlacesAfterwards, 250 TransitionsBefore, 250 TransitionsAfterwards, 1424 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 244 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 146, positive: 126, positive conditional: 0, positive unconditional: 126, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , 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: 146, positive: 124, positive conditional: 0, positive unconditional: 124, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 360, Positive cache size: 334, Positive conditional cache size: 0, Positive unconditional cache size: 334, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 209.1ms, 254 PlacesBefore, 253 PlacesAfterwards, 265 TransitionsBefore, 264 TransitionsAfterwards, 1544 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 131 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 33, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, 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: 5, positive: 5, positive conditional: 0, positive unconditional: 5, 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: 33, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , Statistics on independence cache: Total cache size (in pairs): 360, Positive cache size: 334, Positive conditional cache size: 0, Positive unconditional cache size: 334, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 115.5ms, 239 PlacesBefore, 238 PlacesAfterwards, 257 TransitionsBefore, 257 TransitionsAfterwards, 1488 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 63 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 14, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 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: 14, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 360, Positive cache size: 334, Positive conditional cache size: 0, Positive unconditional cache size: 334, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 878.3ms, 262 PlacesBefore, 259 PlacesAfterwards, 276 TransitionsBefore, 274 TransitionsAfterwards, 1592 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 6 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 6 TotalNumberOfCompositions, 290 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 131, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 21, positive: 21, positive conditional: 0, positive unconditional: 21, 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: 21, positive: 21, positive conditional: 0, positive unconditional: 21, 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: 131, positive: 68, positive conditional: 0, positive unconditional: 68, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 21, unknown conditional: 0, unknown unconditional: 21] , Statistics on independence cache: Total cache size (in pairs): 370, Positive cache size: 344, Positive conditional cache size: 0, Positive unconditional cache size: 344, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1609.1ms, 283 PlacesBefore, 280 PlacesAfterwards, 296 TransitionsBefore, 294 TransitionsAfterwards, 1684 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 11 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 11 TotalNumberOfCompositions, 583 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 391, positive: 334, positive conditional: 0, positive unconditional: 334, negative: 57, negative conditional: 0, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 37, positive: 35, positive conditional: 0, positive unconditional: 35, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 37, positive: 35, positive conditional: 0, positive unconditional: 35, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 37, positive: 35, positive conditional: 0, positive unconditional: 35, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 11, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 391, positive: 299, positive conditional: 0, positive unconditional: 299, negative: 55, negative conditional: 0, negative unconditional: 55, unknown: 37, unknown conditional: 0, unknown unconditional: 37] , Statistics on independence cache: Total cache size (in pairs): 396, Positive cache size: 369, Positive conditional cache size: 0, Positive unconditional cache size: 369, Negative cache size: 27, Negative conditional cache size: 0, Negative unconditional cache size: 27 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1945.0ms, 305 PlacesBefore, 301 PlacesAfterwards, 316 TransitionsBefore, 313 TransitionsAfterwards, 1802 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 12 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 12 TotalNumberOfCompositions, 711 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 472, positive: 395, positive conditional: 0, positive unconditional: 395, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 21, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 21, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 37, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 472, positive: 380, positive conditional: 0, positive unconditional: 380, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 21, unknown conditional: 0, unknown unconditional: 21] , Statistics on independence cache: Total cache size (in pairs): 402, Positive cache size: 370, Positive conditional cache size: 0, Positive unconditional cache size: 370, Negative cache size: 32, Negative conditional cache size: 0, Negative unconditional cache size: 32 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1045.5ms, 304 PlacesBefore, 301 PlacesAfterwards, 314 TransitionsBefore, 314 TransitionsAfterwards, 1748 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 842 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 516, positive: 427, positive conditional: 0, positive unconditional: 427, negative: 89, negative conditional: 0, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 16, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 516, positive: 421, positive conditional: 0, positive unconditional: 421, negative: 87, negative conditional: 0, negative unconditional: 87, unknown: 8, unknown conditional: 0, unknown unconditional: 8] , Statistics on independence cache: Total cache size (in pairs): 410, Positive cache size: 376, Positive conditional cache size: 0, Positive unconditional cache size: 376, Negative cache size: 34, Negative conditional cache size: 0, Negative unconditional cache size: 34 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1370.7ms, 330 PlacesBefore, 325 PlacesAfterwards, 342 TransitionsBefore, 340 TransitionsAfterwards, 1892 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 8 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 8 TotalNumberOfCompositions, 604 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 274, positive: 184, positive conditional: 0, positive unconditional: 184, negative: 90, negative conditional: 0, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 13, positive: 9, positive conditional: 0, positive unconditional: 9, 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: 13, positive: 9, positive conditional: 0, positive unconditional: 9, 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: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 38, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 274, positive: 175, positive conditional: 0, positive unconditional: 175, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 13, unknown conditional: 0, unknown unconditional: 13] , Statistics on independence cache: Total cache size (in pairs): 411, Positive cache size: 376, Positive conditional cache size: 0, Positive unconditional cache size: 376, Negative cache size: 35, Negative conditional cache size: 0, Negative unconditional cache size: 35 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1201.3ms, 349 PlacesBefore, 345 PlacesAfterwards, 351 TransitionsBefore, 349 TransitionsAfterwards, 1952 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 6 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 6 TotalNumberOfCompositions, 868 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 447, positive: 350, positive conditional: 0, positive unconditional: 350, negative: 97, negative conditional: 0, negative unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 16, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 16, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 16, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 447, positive: 336, positive conditional: 0, positive unconditional: 336, negative: 95, negative conditional: 0, negative unconditional: 95, unknown: 16, unknown conditional: 0, unknown unconditional: 16] , Statistics on independence cache: Total cache size (in pairs): 415, Positive cache size: 379, Positive conditional cache size: 0, Positive unconditional cache size: 379, Negative cache size: 36, Negative conditional cache size: 0, Negative unconditional cache size: 36 - CounterExampleResult [Line: 1043]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L947] 0 pthread_mutex_t m; [L949] 0 int stored_elements[(800)]; [L950] 0 _Bool enqueue_flag, dequeue_flag; [L951] 0 QType queue; [L1054] 0 pthread_t id1, id2; [L1055] 0 enqueue_flag=(1) [L1056] 0 dequeue_flag=(0) [L954] 0 q->head=0 [L955] 0 q->tail=0 [L956] 0 q->amount=0 [L960] EXPR 0 q->head [L960] EXPR 0 q->tail [L960] COND TRUE 0 q->head == q->tail [L963] 0 return (-1); [L1058] COND FALSE 0 !(!empty(&queue)==(-1)) [L1062] FCALL, FORK 0 pthread_create(&id1, ((void *)0), t1, &queue) VAL [dequeue_flag=0, enqueue_flag=1, m={10:0}, queue={14:0}, stored_elements={3:0}] [L1007] 1 int value, i; [L1009] 1 value = __VERIFIER_nondet_int() [L980] EXPR 1 q->tail [L980] 1 q->element[q->tail] = x [L981] EXPR 1 q->amount VAL [dequeue_flag=0, enqueue_flag=1, m={10:0}, queue={14:0}, stored_elements={3:0}] [L981] 1 q->amount++ [L982] EXPR 1 q->tail [L982] COND FALSE 1 !(q->tail == (800)) [L988] EXPR 1 q->tail [L988] 1 q->tail++ [L990] 1 return 0; VAL [dequeue_flag=0, enqueue_flag=1, m={10:0}, queue={14:0}, stored_elements={3:0}] [L1063] FCALL, FORK 0 pthread_create(&id2, ((void *)0), t2, &queue) VAL [dequeue_flag=0, enqueue_flag=1, m={10:0}, queue={14:0}, stored_elements={3:0}] [L1010] COND FALSE 1 !(enqueue(&queue,value)) [L1013] 1 stored_elements[0]=value [L960] EXPR 1 q->head VAL [dequeue_flag=0, enqueue_flag=1, m={10:0}, queue={14:0}, stored_elements={3:0}] [L960] EXPR 1 q->tail [L960] COND FALSE 1 !(q->head == q->tail) [L966] 1 return 0; [L1014] COND FALSE 1 !(empty(&queue)) [L1018] 1 i=0 VAL [dequeue_flag=0, enqueue_flag=1, m={10:0}, queue={14:0}, stored_elements={3:0}] [L1036] 2 int i; [L1037] 2 i=0 VAL [dequeue_flag=0, enqueue_flag=1, m={10:0}, queue={14:0}, stored_elements={3:0}] [L1037] COND TRUE 2 i<(800) VAL [dequeue_flag=0, enqueue_flag=1, m={10:0}, queue={14:0}, stored_elements={3:0}] [L1040] COND FALSE 2 !(\read(dequeue_flag)) VAL [dequeue_flag=0, enqueue_flag=1, m={10:0}, queue={14:0}, stored_elements={3:0}] [L1037] 2 i++ VAL [dequeue_flag=0, enqueue_flag=1, m={10:0}, queue={14:0}, stored_elements={3:0}] [L1037] COND TRUE 2 i<(800) VAL [dequeue_flag=0, enqueue_flag=1, m={10:0}, queue={14:0}, stored_elements={3:0}] [L1018] COND TRUE 1 i<((800)-1) [L1021] COND TRUE 1 \read(enqueue_flag) [L1023] 1 value = __VERIFIER_nondet_int() [L980] EXPR 1 q->tail [L980] 1 q->element[q->tail] = x VAL [dequeue_flag=0, enqueue_flag=1, m={10:0}, queue={14:0}, stored_elements={3:0}] [L981] EXPR 1 q->amount VAL [dequeue_flag=0, enqueue_flag=1, m={10:0}, queue={14:0}, stored_elements={3:0}] [L981] 1 q->amount++ [L982] EXPR 1 q->tail [L982] COND FALSE 1 !(q->tail == (800)) VAL [dequeue_flag=0, enqueue_flag=1, m={10:0}, queue={14:0}, stored_elements={3:0}] [L988] EXPR 1 q->tail VAL [dequeue_flag=0, enqueue_flag=1, m={10:0}, queue={14:0}, stored_elements={3:0}] [L988] 1 q->tail++ [L990] 1 return 0; [L1025] 1 stored_elements[i+1]=value VAL [dequeue_flag=0, enqueue_flag=1, m={10:0}, queue={14:0}, stored_elements={3:0}] [L1026] 1 enqueue_flag=(0) VAL [dequeue_flag=0, enqueue_flag=0, m={10:0}, queue={14:0}, stored_elements={3:0}] [L1027] 1 dequeue_flag=(1) VAL [dequeue_flag=1, enqueue_flag=0, m={10:0}, queue={14:0}, stored_elements={3:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={10:0}, queue={14:0}, stored_elements={3:0}] [L1040] COND TRUE 2 \read(dequeue_flag) [L994] 2 int x; [L995] EXPR 2 q->head [L995] EXPR 2 q->element[q->head] [L995] 2 x = q->element[q->head] [L996] EXPR 2 q->amount [L996] 2 q->amount-- [L997] EXPR 2 q->head [L997] COND FALSE 2 !(q->head == (800)) [L1002] EXPR 2 q->head [L1002] 2 q->head++ [L1003] 2 return x; [L1042] EXPR 2 stored_elements[i] [L1042] COND TRUE 2 !dequeue(&queue)==stored_elements[i] [L1043] 2 reach_error() VAL [dequeue_flag=1, enqueue_flag=0, m={10:0}, queue={14:0}, stored_elements={3:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 235 locations, 3 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 2.2ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 163548.7ms, OverallIterations: 32, TraceHistogramMax: 2, EmptinessCheckTime: 0.0ms, AutomataDifference: 110476.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2942.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1181 SDtfs, 2542 SDslu, 2532 SDs, 0 SdLazy, 19944 SolverSat, 1359 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 59755.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 536 GetRequests, 53 SyntacticMatches, 52 SemanticMatches, 431 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1696 ImplicationChecksByTransitivity, 40994.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=5297occurred in iteration=31, InterpolantAutomatonStates: 376, 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: 57.1ms SsaConstructionTime, 457.7ms SatisfiabilityAnalysisTime, 19675.8ms InterpolantComputationTime, 775 NumberOfCodeBlocks, 775 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 713 ConstructedInterpolants, 0 QuantifiedInterpolants, 39456 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 31 InterpolantComputations, 31 PerfectInterpolantSequences, 4/4 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 RESULT: Ultimate proved your program to be incorrect! Received shutdown request...