/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix007_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-28 17:06:36,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-28 17:06:36,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-28 17:06:36,188 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-28 17:06:36,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-28 17:06:36,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-28 17:06:36,192 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-28 17:06:36,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-28 17:06:36,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-28 17:06:36,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-28 17:06:36,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-28 17:06:36,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-28 17:06:36,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-28 17:06:36,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-28 17:06:36,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-28 17:06:36,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-28 17:06:36,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-28 17:06:36,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-28 17:06:36,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-28 17:06:36,214 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-28 17:06:36,216 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-28 17:06:36,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-28 17:06:36,219 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-28 17:06:36,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-28 17:06:36,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-04-28 17:06:36,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-04-28 17:06:36,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-04-28 17:06:36,229 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-04-28 17:06:36,230 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-04-28 17:06:36,231 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-04-28 17:06:36,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-04-28 17:06:36,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-04-28 17:06:36,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-04-28 17:06:36,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-04-28 17:06:36,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-04-28 17:06:36,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-04-28 17:06:36,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-04-28 17:06:36,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-04-28 17:06:36,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-28 17:06:36,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-28 17:06:36,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-28 17:06:36,249 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf [2021-04-28 17:06:36,280 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-28 17:06:36,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-28 17:06:36,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-28 17:06:36,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-28 17:06:36,283 INFO L138 SettingsManager]: * Use SBE=true [2021-04-28 17:06:36,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-28 17:06:36,284 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-28 17:06:36,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-28 17:06:36,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-28 17:06:36,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-28 17:06:36,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-28 17:06:36,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-28 17:06:36,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-28 17:06:36,286 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-28 17:06:36,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-28 17:06:36,286 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-28 17:06:36,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-28 17:06:36,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-28 17:06:36,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-28 17:06:36,287 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-28 17:06:36,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-28 17:06:36,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-28 17:06:36,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-28 17:06:36,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-28 17:06:36,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-28 17:06:36,289 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-28 17:06:36,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-28 17:06:36,290 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-28 17:06:36,290 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-28 17:06:36,290 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-28 17:06:36,290 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-28 17:06:36,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-28 17:06:36,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-28 17:06:36,732 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-28 17:06:36,733 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-28 17:06:36,734 INFO L275 PluginConnector]: CDTParser initialized [2021-04-28 17:06:36,735 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix007_power.opt.i [2021-04-28 17:06:36,820 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10c122d2f/0040aec822cd483aa1dbe704e0902246/FLAG9cfadbba4 [2021-04-28 17:06:37,527 INFO L306 CDTParser]: Found 1 translation units. [2021-04-28 17:06:37,528 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix007_power.opt.i [2021-04-28 17:06:37,548 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10c122d2f/0040aec822cd483aa1dbe704e0902246/FLAG9cfadbba4 [2021-04-28 17:06:37,711 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10c122d2f/0040aec822cd483aa1dbe704e0902246 [2021-04-28 17:06:37,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-28 17:06:37,751 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-28 17:06:37,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-28 17:06:37,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-28 17:06:37,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-28 17:06:37,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 05:06:37" (1/1) ... [2021-04-28 17:06:37,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9f59564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 05:06:37, skipping insertion in model container [2021-04-28 17:06:37,762 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 05:06:37" (1/1) ... [2021-04-28 17:06:37,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-28 17:06:37,848 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-28 17:06:38,014 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix007_power.opt.i[950,963] [2021-04-28 17:06:38,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 17:06:38,318 INFO L203 MainTranslator]: Completed pre-run [2021-04-28 17:06:38,335 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix007_power.opt.i[950,963] [2021-04-28 17:06:38,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 17:06:38,483 INFO L208 MainTranslator]: Completed translation [2021-04-28 17:06:38,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 05:06:38 WrapperNode [2021-04-28 17:06:38,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-28 17:06:38,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-28 17:06:38,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-28 17:06:38,485 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-28 17:06:38,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 05:06:38" (1/1) ... [2021-04-28 17:06:38,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 05:06:38" (1/1) ... [2021-04-28 17:06:38,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-28 17:06:38,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-28 17:06:38,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-28 17:06:38,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-28 17:06:38,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 05:06:38" (1/1) ... [2021-04-28 17:06:38,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 05:06:38" (1/1) ... [2021-04-28 17:06:38,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 05:06:38" (1/1) ... [2021-04-28 17:06:38,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 05:06:38" (1/1) ... [2021-04-28 17:06:38,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 05:06:38" (1/1) ... [2021-04-28 17:06:38,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 05:06:38" (1/1) ... [2021-04-28 17:06:38,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 05:06:38" (1/1) ... [2021-04-28 17:06:38,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-28 17:06:38,678 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-28 17:06:38,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-28 17:06:38,679 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-28 17:06:38,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 05:06:38" (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 [2021-04-28 17:06:38,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-28 17:06:38,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-04-28 17:06:38,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-28 17:06:38,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-28 17:06:38,794 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-04-28 17:06:38,795 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-04-28 17:06:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-04-28 17:06:38,796 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-04-28 17:06:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-04-28 17:06:38,796 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-04-28 17:06:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-04-28 17:06:38,796 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-04-28 17:06:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-28 17:06:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-04-28 17:06:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-28 17:06:38,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-28 17:06:38,799 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-04-28 17:06:41,656 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-28 17:06:41,656 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-04-28 17:06:41,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 05:06:41 BoogieIcfgContainer [2021-04-28 17:06:41,659 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-28 17:06:41,661 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-28 17:06:41,661 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-28 17:06:41,665 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-28 17:06:41,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.04 05:06:37" (1/3) ... [2021-04-28 17:06:41,666 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2baf006d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 05:06:41, skipping insertion in model container [2021-04-28 17:06:41,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 05:06:38" (2/3) ... [2021-04-28 17:06:41,666 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2baf006d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 05:06:41, skipping insertion in model container [2021-04-28 17:06:41,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 05:06:41" (3/3) ... [2021-04-28 17:06:41,668 INFO L111 eAbstractionObserver]: Analyzing ICFG mix007_power.opt.i [2021-04-28 17:06:41,678 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-28 17:06:41,683 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-04-28 17:06:41,688 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-28 17:06:41,749 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,750 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,750 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,750 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,750 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,750 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,750 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,751 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,751 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,751 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,752 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,752 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,752 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,753 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,753 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,753 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,753 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,753 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,754 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,754 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,755 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,756 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,756 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,756 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,756 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,756 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,756 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,757 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,762 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,762 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,762 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,762 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,762 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,762 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,762 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,763 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,763 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,763 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,763 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,763 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,763 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,765 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,770 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,771 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,771 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,772 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,772 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,772 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,776 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,776 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,776 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,776 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,777 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,777 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,781 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,781 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,782 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,782 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,787 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,788 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,788 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,788 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,788 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,788 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,789 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,794 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,794 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,794 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,794 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,795 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,795 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,795 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,795 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,795 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,795 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,796 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,796 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,796 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,796 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,796 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,797 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,797 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,797 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,797 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,797 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,797 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,798 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,798 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,798 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,798 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,798 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,798 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,798 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,798 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,799 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,799 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,799 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,799 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,799 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,799 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,799 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,800 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,800 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,800 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,800 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,800 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,800 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,800 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,801 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,801 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,801 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,801 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,801 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,801 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,801 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,802 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,802 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,802 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,802 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,804 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,805 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,805 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,805 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,805 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,805 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,805 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,805 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,806 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,806 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,806 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,806 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,806 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,806 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,806 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,806 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,807 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,807 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,807 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,807 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,807 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,807 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,807 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,808 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,808 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,808 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,808 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,808 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,808 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,808 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,808 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,809 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,809 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,809 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,809 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,809 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,809 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,809 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,812 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,812 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,812 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,812 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,812 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,813 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,813 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,813 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,813 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,814 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,814 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,814 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,814 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,814 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,815 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,815 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,815 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,815 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,819 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,825 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,825 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,827 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,827 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,828 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,829 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,831 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,831 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,832 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,832 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,832 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,840 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,840 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,840 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,840 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,841 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,841 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,841 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,841 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,841 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,841 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,842 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,842 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,842 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,842 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,842 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,842 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,842 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,843 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,843 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,843 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,843 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,844 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,845 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,846 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,846 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,846 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,846 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,846 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,846 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,846 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,847 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,847 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,847 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,847 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,847 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,847 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,848 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,848 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,848 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,848 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,848 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,848 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,848 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,849 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,849 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,849 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,849 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,849 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,849 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,849 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,850 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,850 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,850 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,850 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,850 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,850 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,851 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 17:06:41,852 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-04-28 17:06:41,876 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-04-28 17:06:41,902 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-28 17:06:41,902 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-28 17:06:41,902 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-28 17:06:41,902 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-28 17:06:41,902 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-28 17:06:41,902 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-28 17:06:41,902 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-28 17:06:41,903 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-28 17:06:41,918 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 128 places, 117 transitions, 254 flow [2021-04-28 17:06:41,972 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-04-28 17:06:41,972 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 17:06:41,978 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 81 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 75. Up to 2 conditions per place. [2021-04-28 17:06:41,978 INFO L82 GeneralOperation]: Start removeDead. Operand has 128 places, 117 transitions, 254 flow [2021-04-28 17:06:41,985 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 124 places, 113 transitions, 238 flow [2021-04-28 17:06:41,987 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 17:06:42,004 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 113 transitions, 238 flow [2021-04-28 17:06:42,008 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 113 transitions, 238 flow [2021-04-28 17:06:42,011 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 113 transitions, 238 flow [2021-04-28 17:06:42,040 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-04-28 17:06:42,040 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 17:06:42,041 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 81 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 75. Up to 2 conditions per place. [2021-04-28 17:06:42,046 INFO L146 LiptonReduction]: Number of co-enabled transitions 2502 [2021-04-28 17:06:45,800 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-04-28 17:06:45,905 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 17:06:46,451 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 86 [2021-04-28 17:06:46,702 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-28 17:06:55,840 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 17:07:04,647 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 17:07:04,752 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 17:07:04,863 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 17:07:04,964 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 17:07:05,070 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 17:07:05,173 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 17:07:05,376 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 17:07:06,633 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-04-28 17:07:06,756 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-04-28 17:07:06,877 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-04-28 17:07:06,997 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-04-28 17:07:07,108 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 17:07:08,004 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-04-28 17:07:08,136 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-04-28 17:07:08,268 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-04-28 17:07:08,398 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-04-28 17:07:09,680 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 17:07:10,931 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 17:07:11,071 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 17:07:11,207 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 17:07:11,347 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 17:07:11,460 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 17:07:11,572 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 17:07:11,682 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 17:07:11,792 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 17:07:11,919 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 17:07:12,043 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 17:07:12,175 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 17:07:12,305 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 17:07:12,460 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 17:07:12,617 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 17:07:12,771 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 17:07:12,929 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 17:07:13,049 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 17:07:13,210 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 17:07:13,329 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 17:07:13,445 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 17:07:13,598 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 17:07:13,751 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 17:07:13,904 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 17:07:14,049 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 17:07:14,195 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 17:07:14,344 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 17:07:14,488 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 17:07:14,635 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 17:07:15,067 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 17:07:15,197 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 17:07:15,324 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 17:07:15,448 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 17:07:15,581 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 17:07:15,715 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 17:07:15,852 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 17:07:15,992 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 17:07:16,121 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 17:07:16,246 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 17:07:16,369 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 17:07:16,487 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 17:07:16,670 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 17:07:16,776 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 17:07:16,886 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 17:07:16,995 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 17:07:17,548 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-28 17:07:17,702 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-28 17:07:17,861 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-28 17:07:18,019 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-28 17:07:18,544 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-28 17:07:18,712 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-28 17:07:18,879 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-28 17:07:19,045 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-28 17:07:19,156 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 17:07:19,266 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 17:07:19,376 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 17:07:19,485 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 17:07:19,857 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 17:07:19,962 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 17:07:20,067 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 17:07:20,172 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 17:07:20,277 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 17:07:20,708 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 17:07:20,818 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 17:07:20,928 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 17:07:21,039 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 17:07:22,034 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 17:07:22,205 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 17:07:22,372 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 17:07:22,541 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 17:07:22,695 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 17:07:22,843 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 17:07:22,992 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 17:07:23,173 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 17:07:23,296 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 17:07:23,421 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 17:07:23,546 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 17:07:23,668 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 17:07:23,847 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 17:07:24,023 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 17:07:24,205 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 17:07:24,386 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 17:07:24,523 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 17:07:24,659 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 17:07:24,790 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 17:07:24,918 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 17:07:25,478 WARN L205 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 121 [2021-04-28 17:07:25,732 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-04-28 17:07:26,292 WARN L205 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 121 [2021-04-28 17:07:26,547 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-04-28 17:07:26,774 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 17:07:26,998 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 17:07:27,225 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 17:07:27,460 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 17:07:27,673 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 17:07:27,886 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 17:07:28,096 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 17:07:28,308 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 17:07:28,497 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 17:07:28,692 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 17:07:28,890 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 17:07:29,082 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 17:07:29,282 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 17:07:29,483 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 17:07:29,682 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 17:07:29,878 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 17:07:30,082 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 17:07:30,290 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 17:07:30,492 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 17:07:30,693 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 17:07:30,882 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 17:07:31,074 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 17:07:31,265 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 17:07:31,461 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 17:07:31,700 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 17:07:31,925 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 17:07:32,147 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 17:07:32,366 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 17:07:32,592 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 17:07:32,819 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 17:07:33,053 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 17:07:33,289 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 17:07:33,510 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 17:07:33,727 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 17:07:33,947 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 17:07:34,163 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 17:07:34,280 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 17:07:34,397 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 17:07:34,514 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 17:07:34,630 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 17:07:35,192 WARN L205 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 126 [2021-04-28 17:07:35,473 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 17:07:36,062 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 126 [2021-04-28 17:07:36,344 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 17:07:36,707 INFO L158 LiptonReduction]: Checked pairs total: 27688 [2021-04-28 17:07:36,707 INFO L160 LiptonReduction]: Total number of compositions: 303 [2021-04-28 17:07:36,715 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 54730 [2021-04-28 17:07:36,760 INFO L129 PetriNetUnfolder]: 1/98 cut-off events. [2021-04-28 17:07:36,760 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 17:07:36,760 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 17:07:36,761 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 17:07:36,761 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 17:07:36,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 17:07:36,767 INFO L82 PathProgramCache]: Analyzing trace with hash 1326488, now seen corresponding path program 1 times [2021-04-28 17:07:36,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 17:07:36,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825848724] [2021-04-28 17:07:36,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 17:07:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 17:07:37,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 17:07:37,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 17:07:37,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 17:07:37,224 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825848724] [2021-04-28 17:07:37,225 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 17:07:37,225 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 17:07:37,225 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289310486] [2021-04-28 17:07:37,236 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 17:07:37,236 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 17:07:37,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 17:07:37,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 17:07:37,259 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 347 out of 420 [2021-04-28 17:07:37,269 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 143 transitions, 298 flow. Second operand has 3 states, 3 states have (on average 347.6666666666667) internal successors, (1043), 3 states have internal predecessors, (1043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:37,269 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 17:07:37,269 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 347 of 420 [2021-04-28 17:07:37,271 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 17:07:37,444 INFO L129 PetriNetUnfolder]: 13/331 cut-off events. [2021-04-28 17:07:37,444 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 17:07:37,451 INFO L84 FinitePrefix]: Finished finitePrefix Result has 382 conditions, 331 events. 13/331 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 83. Compared 2576 event pairs, 5 based on Foata normal form. 16/76 useless extension candidates. Maximal degree in co-relation 303. Up to 25 conditions per place. [2021-04-28 17:07:37,454 INFO L132 encePairwiseOnDemand]: 406/420 looper letters, 6 selfloop transitions, 2 changer transitions 66/141 dead transitions. [2021-04-28 17:07:37,455 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 154 places, 141 transitions, 326 flow [2021-04-28 17:07:37,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 17:07:37,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 17:07:37,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1064 transitions. [2021-04-28 17:07:37,486 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8444444444444444 [2021-04-28 17:07:37,487 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1064 transitions. [2021-04-28 17:07:37,487 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1064 transitions. [2021-04-28 17:07:37,495 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 17:07:37,498 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1064 transitions. [2021-04-28 17:07:37,506 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 354.6666666666667) internal successors, (1064), 3 states have internal predecessors, (1064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:37,519 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 420.0) internal successors, (1680), 4 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:37,521 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 420.0) internal successors, (1680), 4 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:37,523 INFO L185 Difference]: Start difference. First operand has 155 places, 143 transitions, 298 flow. Second operand 3 states and 1064 transitions. [2021-04-28 17:07:37,524 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 154 places, 141 transitions, 326 flow [2021-04-28 17:07:37,528 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 150 places, 141 transitions, 322 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-04-28 17:07:37,532 INFO L241 Difference]: Finished difference. Result has 150 places, 73 transitions, 158 flow [2021-04-28 17:07:37,535 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=420, PETRI_DIFFERENCE_MINUEND_FLOW=286, PETRI_DIFFERENCE_MINUEND_PLACES=148, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=139, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=137, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=158, PETRI_PLACES=150, PETRI_TRANSITIONS=73} [2021-04-28 17:07:37,536 INFO L343 CegarLoopForPetriNet]: 155 programPoint places, -5 predicate places. [2021-04-28 17:07:37,536 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 17:07:37,536 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 150 places, 73 transitions, 158 flow [2021-04-28 17:07:37,538 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 150 places, 73 transitions, 158 flow [2021-04-28 17:07:37,539 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 84 places, 73 transitions, 158 flow [2021-04-28 17:07:37,550 INFO L129 PetriNetUnfolder]: 0/73 cut-off events. [2021-04-28 17:07:37,551 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 17:07:37,551 INFO L84 FinitePrefix]: Finished finitePrefix Result has 85 conditions, 73 events. 0/73 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 348 event pairs, 0 based on Foata normal form. 0/27 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-04-28 17:07:37,553 INFO L146 LiptonReduction]: Number of co-enabled transitions 2744 [2021-04-28 17:07:37,771 INFO L158 LiptonReduction]: Checked pairs total: 3706 [2021-04-28 17:07:37,771 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 17:07:37,772 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 236 [2021-04-28 17:07:37,777 INFO L480 AbstractCegarLoop]: Abstraction has has 84 places, 73 transitions, 158 flow [2021-04-28 17:07:37,779 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 347.6666666666667) internal successors, (1043), 3 states have internal predecessors, (1043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:37,779 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 17:07:37,779 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 17:07:37,779 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-28 17:07:37,779 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 17:07:37,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 17:07:37,782 INFO L82 PathProgramCache]: Analyzing trace with hash 1274839546, now seen corresponding path program 1 times [2021-04-28 17:07:37,782 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 17:07:37,789 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224361992] [2021-04-28 17:07:37,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 17:07:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 17:07:37,910 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-04-28 17:07:37,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-28 17:07:37,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 17:07:37,927 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224361992] [2021-04-28 17:07:37,927 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 17:07:37,927 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 17:07:37,927 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892247098] [2021-04-28 17:07:37,929 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 17:07:37,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 17:07:37,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 17:07:37,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 17:07:37,931 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 420 [2021-04-28 17:07:37,933 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 73 transitions, 158 flow. Second operand has 3 states, 3 states have (on average 238.66666666666666) internal successors, (716), 3 states have internal predecessors, (716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:37,933 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 17:07:37,933 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 420 [2021-04-28 17:07:37,933 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 17:07:40,137 INFO L129 PetriNetUnfolder]: 4894/11268 cut-off events. [2021-04-28 17:07:40,137 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 17:07:40,196 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18479 conditions, 11268 events. 4894/11268 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 1613. Compared 129618 event pairs, 1620 based on Foata normal form. 0/7068 useless extension candidates. Maximal degree in co-relation 18470. Up to 4963 conditions per place. [2021-04-28 17:07:40,218 INFO L132 encePairwiseOnDemand]: 395/420 looper letters, 8 selfloop transitions, 8 changer transitions 50/104 dead transitions. [2021-04-28 17:07:40,218 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 104 transitions, 352 flow [2021-04-28 17:07:40,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 17:07:40,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 17:07:40,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 779 transitions. [2021-04-28 17:07:40,222 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6182539682539683 [2021-04-28 17:07:40,222 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 779 transitions. [2021-04-28 17:07:40,222 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 779 transitions. [2021-04-28 17:07:40,223 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 17:07:40,223 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 779 transitions. [2021-04-28 17:07:40,226 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 259.6666666666667) internal successors, (779), 3 states have internal predecessors, (779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:40,230 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 420.0) internal successors, (1680), 4 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:40,231 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 420.0) internal successors, (1680), 4 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:40,231 INFO L185 Difference]: Start difference. First operand has 84 places, 73 transitions, 158 flow. Second operand 3 states and 779 transitions. [2021-04-28 17:07:40,232 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 104 transitions, 352 flow [2021-04-28 17:07:40,234 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 104 transitions, 348 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 17:07:40,236 INFO L241 Difference]: Finished difference. Result has 86 places, 54 transitions, 164 flow [2021-04-28 17:07:40,236 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=420, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=82, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=73, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=65, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=164, PETRI_PLACES=86, PETRI_TRANSITIONS=54} [2021-04-28 17:07:40,237 INFO L343 CegarLoopForPetriNet]: 155 programPoint places, -69 predicate places. [2021-04-28 17:07:40,237 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 17:07:40,237 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 86 places, 54 transitions, 164 flow [2021-04-28 17:07:40,238 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 86 places, 54 transitions, 164 flow [2021-04-28 17:07:40,239 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 60 places, 54 transitions, 164 flow [2021-04-28 17:07:40,351 INFO L129 PetriNetUnfolder]: 218/634 cut-off events. [2021-04-28 17:07:40,351 INFO L130 PetriNetUnfolder]: For 52/60 co-relation queries the response was YES. [2021-04-28 17:07:40,354 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1142 conditions, 634 events. 218/634 cut-off events. For 52/60 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 4572 event pairs, 92 based on Foata normal form. 0/439 useless extension candidates. Maximal degree in co-relation 1133. Up to 311 conditions per place. [2021-04-28 17:07:40,372 INFO L146 LiptonReduction]: Number of co-enabled transitions 1650 [2021-04-28 17:07:40,597 INFO L158 LiptonReduction]: Checked pairs total: 554 [2021-04-28 17:07:40,597 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 17:07:40,597 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 360 [2021-04-28 17:07:40,599 INFO L480 AbstractCegarLoop]: Abstraction has has 60 places, 54 transitions, 164 flow [2021-04-28 17:07:40,600 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 238.66666666666666) internal successors, (716), 3 states have internal predecessors, (716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:40,600 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 17:07:40,600 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 17:07:40,601 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-28 17:07:40,601 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 17:07:40,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 17:07:40,601 INFO L82 PathProgramCache]: Analyzing trace with hash -322177167, now seen corresponding path program 1 times [2021-04-28 17:07:40,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 17:07:40,603 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119818549] [2021-04-28 17:07:40,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 17:07:40,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 17:07:40,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 17:07:40,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 17:07:40,729 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-04-28 17:07:40,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-28 17:07:40,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 17:07:40,746 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119818549] [2021-04-28 17:07:40,746 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 17:07:40,746 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 17:07:40,747 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52228269] [2021-04-28 17:07:40,747 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 17:07:40,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 17:07:40,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 17:07:40,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-28 17:07:40,750 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 420 [2021-04-28 17:07:40,752 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 54 transitions, 164 flow. Second operand has 4 states, 4 states have (on average 238.75) internal successors, (955), 4 states have internal predecessors, (955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:40,752 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 17:07:40,753 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 420 [2021-04-28 17:07:40,753 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 17:07:40,913 INFO L129 PetriNetUnfolder]: 149/486 cut-off events. [2021-04-28 17:07:40,913 INFO L130 PetriNetUnfolder]: For 73/315 co-relation queries the response was YES. [2021-04-28 17:07:40,916 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1115 conditions, 486 events. 149/486 cut-off events. For 73/315 co-relation queries the response was YES. Maximal size of possible extension queue 61. Compared 3307 event pairs, 28 based on Foata normal form. 19/353 useless extension candidates. Maximal degree in co-relation 1104. Up to 220 conditions per place. [2021-04-28 17:07:40,920 INFO L132 encePairwiseOnDemand]: 412/420 looper letters, 15 selfloop transitions, 8 changer transitions 0/61 dead transitions. [2021-04-28 17:07:40,921 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 61 transitions, 246 flow [2021-04-28 17:07:40,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 17:07:40,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 17:07:40,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 970 transitions. [2021-04-28 17:07:40,925 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5773809523809523 [2021-04-28 17:07:40,925 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 970 transitions. [2021-04-28 17:07:40,925 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 970 transitions. [2021-04-28 17:07:40,926 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 17:07:40,926 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 970 transitions. [2021-04-28 17:07:40,930 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 242.5) internal successors, (970), 4 states have internal predecessors, (970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:40,934 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 420.0) internal successors, (2100), 5 states have internal predecessors, (2100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:40,936 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 420.0) internal successors, (2100), 5 states have internal predecessors, (2100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:40,937 INFO L185 Difference]: Start difference. First operand has 60 places, 54 transitions, 164 flow. Second operand 4 states and 970 transitions. [2021-04-28 17:07:40,937 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 61 transitions, 246 flow [2021-04-28 17:07:40,940 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 61 transitions, 222 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 17:07:40,942 INFO L241 Difference]: Finished difference. Result has 64 places, 58 transitions, 206 flow [2021-04-28 17:07:40,942 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=420, PETRI_DIFFERENCE_MINUEND_FLOW=148, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=46, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=206, PETRI_PLACES=64, PETRI_TRANSITIONS=58} [2021-04-28 17:07:40,942 INFO L343 CegarLoopForPetriNet]: 155 programPoint places, -91 predicate places. [2021-04-28 17:07:40,942 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 17:07:40,943 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 64 places, 58 transitions, 206 flow [2021-04-28 17:07:40,943 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 64 places, 58 transitions, 206 flow [2021-04-28 17:07:40,944 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 64 places, 58 transitions, 206 flow [2021-04-28 17:07:41,056 INFO L129 PetriNetUnfolder]: 149/487 cut-off events. [2021-04-28 17:07:41,057 INFO L130 PetriNetUnfolder]: For 119/142 co-relation queries the response was YES. [2021-04-28 17:07:41,059 INFO L84 FinitePrefix]: Finished finitePrefix Result has 973 conditions, 487 events. 149/487 cut-off events. For 119/142 co-relation queries the response was YES. Maximal size of possible extension queue 55. Compared 3288 event pairs, 54 based on Foata normal form. 0/329 useless extension candidates. Maximal degree in co-relation 961. Up to 220 conditions per place. [2021-04-28 17:07:41,071 INFO L146 LiptonReduction]: Number of co-enabled transitions 1816 [2021-04-28 17:07:41,316 INFO L158 LiptonReduction]: Checked pairs total: 714 [2021-04-28 17:07:41,316 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 17:07:41,316 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 374 [2021-04-28 17:07:41,318 INFO L480 AbstractCegarLoop]: Abstraction has has 64 places, 58 transitions, 206 flow [2021-04-28 17:07:41,320 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 238.75) internal successors, (955), 4 states have internal predecessors, (955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:41,320 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 17:07:41,320 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 17:07:41,320 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-04-28 17:07:41,320 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 17:07:41,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 17:07:41,321 INFO L82 PathProgramCache]: Analyzing trace with hash 1055034611, now seen corresponding path program 1 times [2021-04-28 17:07:41,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 17:07:41,321 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898076223] [2021-04-28 17:07:41,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 17:07:41,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 17:07:41,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 17:07:41,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 17:07:41,373 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-04-28 17:07:41,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-28 17:07:41,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 17:07:41,389 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898076223] [2021-04-28 17:07:41,390 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 17:07:41,390 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 17:07:41,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127055305] [2021-04-28 17:07:41,390 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 17:07:41,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 17:07:41,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 17:07:41,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-28 17:07:41,393 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 420 [2021-04-28 17:07:41,395 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 58 transitions, 206 flow. Second operand has 4 states, 4 states have (on average 239.0) internal successors, (956), 4 states have internal predecessors, (956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:41,396 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 17:07:41,396 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 420 [2021-04-28 17:07:41,396 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 17:07:41,521 INFO L129 PetriNetUnfolder]: 125/426 cut-off events. [2021-04-28 17:07:41,521 INFO L130 PetriNetUnfolder]: For 179/379 co-relation queries the response was YES. [2021-04-28 17:07:41,524 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1065 conditions, 426 events. 125/426 cut-off events. For 179/379 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 2717 event pairs, 9 based on Foata normal form. 6/302 useless extension candidates. Maximal degree in co-relation 1051. Up to 188 conditions per place. [2021-04-28 17:07:41,528 INFO L132 encePairwiseOnDemand]: 411/420 looper letters, 18 selfloop transitions, 13 changer transitions 0/69 dead transitions. [2021-04-28 17:07:41,528 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 69 transitions, 336 flow [2021-04-28 17:07:41,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 17:07:41,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 17:07:41,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 972 transitions. [2021-04-28 17:07:41,532 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5785714285714286 [2021-04-28 17:07:41,533 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 972 transitions. [2021-04-28 17:07:41,533 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 972 transitions. [2021-04-28 17:07:41,534 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 17:07:41,534 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 972 transitions. [2021-04-28 17:07:41,537 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 243.0) internal successors, (972), 4 states have internal predecessors, (972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:41,541 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 420.0) internal successors, (2100), 5 states have internal predecessors, (2100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:41,543 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 420.0) internal successors, (2100), 5 states have internal predecessors, (2100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:41,544 INFO L185 Difference]: Start difference. First operand has 64 places, 58 transitions, 206 flow. Second operand 4 states and 972 transitions. [2021-04-28 17:07:41,544 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 69 transitions, 336 flow [2021-04-28 17:07:41,547 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 69 transitions, 331 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-28 17:07:41,549 INFO L241 Difference]: Finished difference. Result has 69 places, 65 transitions, 318 flow [2021-04-28 17:07:41,549 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=420, PETRI_DIFFERENCE_MINUEND_FLOW=203, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=318, PETRI_PLACES=69, PETRI_TRANSITIONS=65} [2021-04-28 17:07:41,550 INFO L343 CegarLoopForPetriNet]: 155 programPoint places, -86 predicate places. [2021-04-28 17:07:41,550 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 17:07:41,550 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 69 places, 65 transitions, 318 flow [2021-04-28 17:07:41,550 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 69 places, 65 transitions, 318 flow [2021-04-28 17:07:41,551 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 69 places, 65 transitions, 318 flow [2021-04-28 17:07:41,620 INFO L129 PetriNetUnfolder]: 125/431 cut-off events. [2021-04-28 17:07:41,620 INFO L130 PetriNetUnfolder]: For 349/383 co-relation queries the response was YES. [2021-04-28 17:07:41,622 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1062 conditions, 431 events. 125/431 cut-off events. For 349/383 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 2778 event pairs, 36 based on Foata normal form. 0/290 useless extension candidates. Maximal degree in co-relation 1046. Up to 188 conditions per place. [2021-04-28 17:07:41,635 INFO L146 LiptonReduction]: Number of co-enabled transitions 2062 [2021-04-28 17:07:41,759 INFO L158 LiptonReduction]: Checked pairs total: 933 [2021-04-28 17:07:41,759 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 17:07:41,760 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 210 [2021-04-28 17:07:41,761 INFO L480 AbstractCegarLoop]: Abstraction has has 69 places, 65 transitions, 318 flow [2021-04-28 17:07:41,763 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 239.0) internal successors, (956), 4 states have internal predecessors, (956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:41,763 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 17:07:41,763 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 17:07:41,763 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-04-28 17:07:41,763 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 17:07:41,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 17:07:41,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1992138248, now seen corresponding path program 1 times [2021-04-28 17:07:41,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 17:07:41,764 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314833922] [2021-04-28 17:07:41,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 17:07:41,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 17:07:41,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 17:07:41,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 17:07:41,863 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 17:07:41,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 17:07:41,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 17:07:41,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 17:07:41,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 17:07:41,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314833922] [2021-04-28 17:07:41,875 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 17:07:41,875 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 17:07:41,875 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789279011] [2021-04-28 17:07:41,876 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 17:07:41,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 17:07:41,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 17:07:41,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 17:07:41,879 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 323 out of 420 [2021-04-28 17:07:41,881 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 65 transitions, 318 flow. Second operand has 4 states, 4 states have (on average 323.75) internal successors, (1295), 4 states have internal predecessors, (1295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:41,881 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 17:07:41,881 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 323 of 420 [2021-04-28 17:07:41,881 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 17:07:50,046 INFO L129 PetriNetUnfolder]: 46127/69220 cut-off events. [2021-04-28 17:07:50,046 INFO L130 PetriNetUnfolder]: For 2963/3110 co-relation queries the response was YES. [2021-04-28 17:07:50,336 INFO L84 FinitePrefix]: Finished finitePrefix Result has 140444 conditions, 69220 events. 46127/69220 cut-off events. For 2963/3110 co-relation queries the response was YES. Maximal size of possible extension queue 11781. Compared 655347 event pairs, 24029 based on Foata normal form. 1294/19917 useless extension candidates. Maximal degree in co-relation 140426. Up to 43951 conditions per place. [2021-04-28 17:07:50,628 INFO L132 encePairwiseOnDemand]: 400/420 looper letters, 34 selfloop transitions, 33 changer transitions 0/109 dead transitions. [2021-04-28 17:07:50,628 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 109 transitions, 540 flow [2021-04-28 17:07:50,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-28 17:07:50,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-28 17:07:50,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1681 transitions. [2021-04-28 17:07:50,635 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8004761904761905 [2021-04-28 17:07:50,636 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1681 transitions. [2021-04-28 17:07:50,636 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1681 transitions. [2021-04-28 17:07:50,637 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 17:07:50,637 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1681 transitions. [2021-04-28 17:07:50,644 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 336.2) internal successors, (1681), 5 states have internal predecessors, (1681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:50,653 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 420.0) internal successors, (2520), 6 states have internal predecessors, (2520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:50,655 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 420.0) internal successors, (2520), 6 states have internal predecessors, (2520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:07:50,655 INFO L185 Difference]: Start difference. First operand has 69 places, 65 transitions, 318 flow. Second operand 5 states and 1681 transitions. [2021-04-28 17:07:50,655 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 109 transitions, 540 flow [2021-04-28 17:07:50,693 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 109 transitions, 536 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-28 17:07:50,695 INFO L241 Difference]: Finished difference. Result has 75 places, 96 transitions, 560 flow [2021-04-28 17:07:50,696 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=420, PETRI_DIFFERENCE_MINUEND_FLOW=314, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=560, PETRI_PLACES=75, PETRI_TRANSITIONS=96} [2021-04-28 17:07:50,696 INFO L343 CegarLoopForPetriNet]: 155 programPoint places, -80 predicate places. [2021-04-28 17:07:50,696 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 17:07:50,696 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 75 places, 96 transitions, 560 flow [2021-04-28 17:07:50,697 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 75 places, 96 transitions, 560 flow [2021-04-28 17:07:50,698 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 75 places, 96 transitions, 560 flow [2021-04-28 17:07:56,536 INFO L129 PetriNetUnfolder]: 41076/62114 cut-off events. [2021-04-28 17:07:56,536 INFO L130 PetriNetUnfolder]: For 13707/75207 co-relation queries the response was YES. [2021-04-28 17:07:56,808 INFO L84 FinitePrefix]: Finished finitePrefix Result has 178412 conditions, 62114 events. 41076/62114 cut-off events. For 13707/75207 co-relation queries the response was YES. Maximal size of possible extension queue 9567. Compared 598184 event pairs, 22684 based on Foata normal form. 14/18450 useless extension candidates. Maximal degree in co-relation 178392. Up to 58514 conditions per place. [2021-04-28 17:07:57,470 INFO L146 LiptonReduction]: Number of co-enabled transitions 3298 [2021-04-28 17:08:09,464 INFO L158 LiptonReduction]: Checked pairs total: 1459 [2021-04-28 17:08:09,467 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 17:08:09,467 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 18771 [2021-04-28 17:08:09,471 INFO L480 AbstractCegarLoop]: Abstraction has has 75 places, 96 transitions, 560 flow [2021-04-28 17:08:09,473 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 323.75) internal successors, (1295), 4 states have internal predecessors, (1295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:08:09,473 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 17:08:09,473 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 17:08:09,473 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-28 17:08:09,473 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 17:08:09,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 17:08:09,484 INFO L82 PathProgramCache]: Analyzing trace with hash 1357602353, now seen corresponding path program 1 times [2021-04-28 17:08:09,484 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 17:08:09,484 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603715864] [2021-04-28 17:08:09,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 17:08:09,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 17:08:09,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 17:08:09,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 17:08:09,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 17:08:09,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 17:08:09,699 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 17:08:09,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 17:08:09,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 17:08:09,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 17:08:09,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 17:08:09,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603715864] [2021-04-28 17:08:09,710 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 17:08:09,710 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 17:08:09,710 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115513167] [2021-04-28 17:08:09,711 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-28 17:08:09,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 17:08:09,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-28 17:08:09,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-28 17:08:09,714 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 323 out of 420 [2021-04-28 17:08:09,716 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 96 transitions, 560 flow. Second operand has 5 states, 5 states have (on average 323.8) internal successors, (1619), 5 states have internal predecessors, (1619), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:08:09,716 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 17:08:09,716 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 323 of 420 [2021-04-28 17:08:09,717 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 17:08:18,682 INFO L129 PetriNetUnfolder]: 49529/78862 cut-off events. [2021-04-28 17:08:18,682 INFO L130 PetriNetUnfolder]: For 28619/3615698 co-relation queries the response was YES. [2021-04-28 17:08:19,026 INFO L84 FinitePrefix]: Finished finitePrefix Result has 302189 conditions, 78862 events. 49529/78862 cut-off events. For 28619/3615698 co-relation queries the response was YES. Maximal size of possible extension queue 14496. Compared 808639 event pairs, 9224 based on Foata normal form. 1611/25307 useless extension candidates. Maximal degree in co-relation 302167. Up to 73055 conditions per place. [2021-04-28 17:08:19,372 INFO L132 encePairwiseOnDemand]: 400/420 looper letters, 35 selfloop transitions, 64 changer transitions 0/141 dead transitions. [2021-04-28 17:08:19,372 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 141 transitions, 1007 flow [2021-04-28 17:08:19,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 17:08:19,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 17:08:19,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 2357 transitions. [2021-04-28 17:08:19,381 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8017006802721088 [2021-04-28 17:08:19,381 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 2357 transitions. [2021-04-28 17:08:19,382 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 2357 transitions. [2021-04-28 17:08:19,384 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 17:08:19,384 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 2357 transitions. [2021-04-28 17:08:19,390 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 336.7142857142857) internal successors, (2357), 7 states have internal predecessors, (2357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:08:19,399 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 420.0) internal successors, (3360), 8 states have internal predecessors, (3360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:08:19,401 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 420.0) internal successors, (3360), 8 states have internal predecessors, (3360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:08:19,401 INFO L185 Difference]: Start difference. First operand has 75 places, 96 transitions, 560 flow. Second operand 7 states and 2357 transitions. [2021-04-28 17:08:19,401 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 141 transitions, 1007 flow [2021-04-28 17:08:19,673 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 141 transitions, 1007 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 17:08:19,676 INFO L241 Difference]: Finished difference. Result has 84 places, 127 transitions, 1002 flow [2021-04-28 17:08:19,677 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=420, PETRI_DIFFERENCE_MINUEND_FLOW=560, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1002, PETRI_PLACES=84, PETRI_TRANSITIONS=127} [2021-04-28 17:08:19,677 INFO L343 CegarLoopForPetriNet]: 155 programPoint places, -71 predicate places. [2021-04-28 17:08:19,677 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 17:08:19,677 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 84 places, 127 transitions, 1002 flow [2021-04-28 17:08:19,678 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 84 places, 127 transitions, 1002 flow [2021-04-28 17:08:19,679 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 84 places, 127 transitions, 1002 flow [2021-04-28 17:08:27,568 INFO L129 PetriNetUnfolder]: 44794/71938 cut-off events. [2021-04-28 17:08:27,568 INFO L130 PetriNetUnfolder]: For 59783/287051 co-relation queries the response was YES. [2021-04-28 17:08:27,961 INFO L84 FinitePrefix]: Finished finitePrefix Result has 339940 conditions, 71938 events. 44794/71938 cut-off events. For 59783/287051 co-relation queries the response was YES. Maximal size of possible extension queue 12020. Compared 758533 event pairs, 9060 based on Foata normal form. 38/21989 useless extension candidates. Maximal degree in co-relation 339915. Up to 68312 conditions per place. [2021-04-28 17:08:28,613 INFO L146 LiptonReduction]: Number of co-enabled transitions 4658 [2021-04-28 17:09:25,632 INFO L158 LiptonReduction]: Checked pairs total: 2531 [2021-04-28 17:09:25,633 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 17:09:25,633 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 65956 [2021-04-28 17:09:25,635 INFO L480 AbstractCegarLoop]: Abstraction has has 84 places, 127 transitions, 1002 flow [2021-04-28 17:09:25,636 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 323.8) internal successors, (1619), 5 states have internal predecessors, (1619), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:09:25,636 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 17:09:25,636 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] [2021-04-28 17:09:25,636 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-04-28 17:09:25,636 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 17:09:25,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 17:09:25,637 INFO L82 PathProgramCache]: Analyzing trace with hash 412877603, now seen corresponding path program 1 times [2021-04-28 17:09:25,637 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 17:09:25,637 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060373918] [2021-04-28 17:09:25,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 17:09:25,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 17:09:25,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 17:09:25,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 17:09:25,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 17:09:25,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 17:09:25,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 17:09:25,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 17:09:25,758 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 17:09:25,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 17:09:25,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 17:09:25,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 17:09:25,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 17:09:25,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060373918] [2021-04-28 17:09:25,771 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 17:09:25,771 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 17:09:25,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344062217] [2021-04-28 17:09:25,772 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-28 17:09:25,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 17:09:25,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-28 17:09:25,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-04-28 17:09:25,776 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 323 out of 420 [2021-04-28 17:09:25,778 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 127 transitions, 1002 flow. Second operand has 6 states, 6 states have (on average 323.8333333333333) internal successors, (1943), 6 states have internal predecessors, (1943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:09:25,778 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 17:09:25,779 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 323 of 420 [2021-04-28 17:09:25,779 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 17:09:36,674 INFO L129 PetriNetUnfolder]: 45911/77701 cut-off events. [2021-04-28 17:09:36,674 INFO L130 PetriNetUnfolder]: For 105727/10988970 co-relation queries the response was YES. [2021-04-28 17:09:37,232 INFO L84 FinitePrefix]: Finished finitePrefix Result has 439949 conditions, 77701 events. 45911/77701 cut-off events. For 105727/10988970 co-relation queries the response was YES. Maximal size of possible extension queue 14508. Compared 862736 event pairs, 1448 based on Foata normal form. 1722/24769 useless extension candidates. Maximal degree in co-relation 439922. Up to 72812 conditions per place. [2021-04-28 17:09:37,593 INFO L132 encePairwiseOnDemand]: 400/420 looper letters, 24 selfloop transitions, 95 changer transitions 12/173 dead transitions. [2021-04-28 17:09:37,594 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 173 transitions, 1674 flow [2021-04-28 17:09:37,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-28 17:09:37,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-28 17:09:37,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 3033 transitions. [2021-04-28 17:09:37,604 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8023809523809524 [2021-04-28 17:09:37,605 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 3033 transitions. [2021-04-28 17:09:37,605 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 3033 transitions. [2021-04-28 17:09:37,608 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 17:09:37,608 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 3033 transitions. [2021-04-28 17:09:37,617 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 337.0) internal successors, (3033), 9 states have internal predecessors, (3033), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:09:37,627 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 420.0) internal successors, (4200), 10 states have internal predecessors, (4200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:09:37,629 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 420.0) internal successors, (4200), 10 states have internal predecessors, (4200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:09:37,630 INFO L185 Difference]: Start difference. First operand has 84 places, 127 transitions, 1002 flow. Second operand 9 states and 3033 transitions. [2021-04-28 17:09:37,630 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 173 transitions, 1674 flow [2021-04-28 17:10:06,396 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 89 places, 173 transitions, 1511 flow, removed 54 selfloop flow, removed 3 redundant places. [2021-04-28 17:10:06,401 INFO L241 Difference]: Finished difference. Result has 92 places, 158 transitions, 1430 flow [2021-04-28 17:10:06,402 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=420, PETRI_DIFFERENCE_MINUEND_FLOW=840, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=127, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=76, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1430, PETRI_PLACES=92, PETRI_TRANSITIONS=158} [2021-04-28 17:10:06,402 INFO L343 CegarLoopForPetriNet]: 155 programPoint places, -63 predicate places. [2021-04-28 17:10:06,402 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 17:10:06,402 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 92 places, 158 transitions, 1430 flow [2021-04-28 17:10:06,403 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 92 places, 158 transitions, 1430 flow [2021-04-28 17:10:06,404 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 92 places, 158 transitions, 1430 flow [2021-04-28 17:10:13,374 INFO L129 PetriNetUnfolder]: 32867/59667 cut-off events. [2021-04-28 17:10:13,375 INFO L130 PetriNetUnfolder]: For 196835/337659 co-relation queries the response was YES. [2021-04-28 17:10:13,797 INFO L84 FinitePrefix]: Finished finitePrefix Result has 344199 conditions, 59667 events. 32867/59667 cut-off events. For 196835/337659 co-relation queries the response was YES. Maximal size of possible extension queue 11345. Compared 726489 event pairs, 1401 based on Foata normal form. 1/17873 useless extension candidates. Maximal degree in co-relation 344171. Up to 47737 conditions per place. [2021-04-28 17:10:14,456 INFO L146 LiptonReduction]: Number of co-enabled transitions 5318 [2021-04-28 17:12:24,587 INFO L158 LiptonReduction]: Checked pairs total: 3597 [2021-04-28 17:12:24,588 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 17:12:24,588 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 138186 [2021-04-28 17:12:24,589 INFO L480 AbstractCegarLoop]: Abstraction has has 92 places, 158 transitions, 1430 flow [2021-04-28 17:12:24,590 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 323.8333333333333) internal successors, (1943), 6 states have internal predecessors, (1943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:12:24,590 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 17:12:24,590 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] [2021-04-28 17:12:24,591 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-04-28 17:12:24,591 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 17:12:24,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 17:12:24,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1563850308, now seen corresponding path program 1 times [2021-04-28 17:12:24,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 17:12:24,592 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660355570] [2021-04-28 17:12:24,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 17:12:24,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 17:12:24,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 17:12:24,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 17:12:24,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 17:12:24,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 17:12:24,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 17:12:24,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660355570] [2021-04-28 17:12:24,710 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 17:12:24,711 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 17:12:24,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344587316] [2021-04-28 17:12:24,711 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 17:12:24,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 17:12:24,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 17:12:24,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 17:12:24,714 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 420 [2021-04-28 17:12:24,715 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 158 transitions, 1430 flow. Second operand has 3 states, 3 states have (on average 277.6666666666667) internal successors, (833), 3 states have internal predecessors, (833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:12:24,715 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 17:12:24,715 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 420 [2021-04-28 17:12:24,715 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 17:12:33,779 INFO L129 PetriNetUnfolder]: 47178/84905 cut-off events. [2021-04-28 17:12:33,779 INFO L130 PetriNetUnfolder]: For 350972/1044770 co-relation queries the response was YES. [2021-04-28 17:12:34,380 INFO L84 FinitePrefix]: Finished finitePrefix Result has 492505 conditions, 84905 events. 47178/84905 cut-off events. For 350972/1044770 co-relation queries the response was YES. Maximal size of possible extension queue 15664. Compared 1030187 event pairs, 2103 based on Foata normal form. 190/24418 useless extension candidates. Maximal degree in co-relation 492475. Up to 68356 conditions per place. [2021-04-28 17:12:34,625 INFO L132 encePairwiseOnDemand]: 417/420 looper letters, 7 selfloop transitions, 8 changer transitions 1/161 dead transitions. [2021-04-28 17:12:34,625 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 161 transitions, 1479 flow [2021-04-28 17:12:34,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 17:12:34,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 17:12:34,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 836 transitions. [2021-04-28 17:12:34,629 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6634920634920635 [2021-04-28 17:12:34,629 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 836 transitions. [2021-04-28 17:12:34,629 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 836 transitions. [2021-04-28 17:12:34,630 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 17:12:34,630 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 836 transitions. [2021-04-28 17:12:34,632 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 278.6666666666667) internal successors, (836), 3 states have internal predecessors, (836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:12:34,635 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 420.0) internal successors, (1680), 4 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:12:34,636 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 420.0) internal successors, (1680), 4 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 17:12:34,636 INFO L185 Difference]: Start difference. First operand has 92 places, 158 transitions, 1430 flow. Second operand 3 states and 836 transitions. [2021-04-28 17:12:34,636 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 161 transitions, 1479 flow [2021-04-28 17:19:05,363 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 89 places, 161 transitions, 1147 flow, removed 108 selfloop flow, removed 5 redundant places. [2021-04-28 17:19:05,367 INFO L241 Difference]: Finished difference. Result has 90 places, 160 transitions, 1138 flow [2021-04-28 17:19:05,367 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=420, PETRI_DIFFERENCE_MINUEND_FLOW=1098, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=158, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=150, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1138, PETRI_PLACES=90, PETRI_TRANSITIONS=160} [2021-04-28 17:19:05,367 INFO L343 CegarLoopForPetriNet]: 155 programPoint places, -65 predicate places. [2021-04-28 17:19:05,368 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 17:19:05,368 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 90 places, 160 transitions, 1138 flow [2021-04-28 17:19:05,368 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 90 places, 160 transitions, 1138 flow [2021-04-28 17:19:05,369 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 160 transitions, 1138 flow [2021-04-28 17:19:11,716 INFO L129 PetriNetUnfolder]: 44274/79337 cut-off events. [2021-04-28 17:19:11,716 INFO L130 PetriNetUnfolder]: For 76122/82276 co-relation queries the response was YES. [2021-04-28 17:19:12,251 INFO L84 FinitePrefix]: Finished finitePrefix Result has 293881 conditions, 79337 events. 44274/79337 cut-off events. For 76122/82276 co-relation queries the response was YES. Maximal size of possible extension queue 15863. Compared 982406 event pairs, 2057 based on Foata normal form. 2/23408 useless extension candidates. Maximal degree in co-relation 293853. Up to 37828 conditions per place. [2021-04-28 17:19:13,157 INFO L146 LiptonReduction]: Number of co-enabled transitions 5456 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown