/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix044_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-0e22065b97d0a1f8b3904e080cebe0f05e88d2b7-0e22065 [2021-06-11 06:18:59,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-11 06:18:59,271 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-11 06:18:59,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-11 06:18:59,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-11 06:18:59,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-11 06:18:59,306 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-11 06:18:59,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-11 06:18:59,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-11 06:18:59,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-11 06:18:59,321 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-11 06:18:59,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-11 06:18:59,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-11 06:18:59,324 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-11 06:18:59,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-11 06:18:59,327 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-11 06:18:59,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-11 06:18:59,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-11 06:18:59,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-11 06:18:59,337 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-11 06:18:59,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-11 06:18:59,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-11 06:18:59,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-11 06:18:59,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-11 06:18:59,348 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-11 06:18:59,348 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-11 06:18:59,349 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-11 06:18:59,350 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-11 06:18:59,351 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-11 06:18:59,351 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-11 06:18:59,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-11 06:18:59,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-11 06:18:59,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-11 06:18:59,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-11 06:18:59,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-11 06:18:59,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-11 06:18:59,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-11 06:18:59,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-11 06:18:59,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-11 06:18:59,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-11 06:18:59,357 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-11 06:18:59,358 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbe.epf [2021-06-11 06:18:59,397 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-11 06:18:59,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-11 06:18:59,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-11 06:18:59,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-11 06:18:59,401 INFO L138 SettingsManager]: * Use SBE=true [2021-06-11 06:18:59,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-11 06:18:59,401 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-11 06:18:59,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-11 06:18:59,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-11 06:18:59,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-11 06:18:59,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-11 06:18:59,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-11 06:18:59,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-11 06:18:59,403 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-11 06:18:59,403 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-11 06:18:59,403 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-11 06:18:59,403 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-11 06:18:59,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-11 06:18:59,404 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-11 06:18:59,404 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-11 06:18:59,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-11 06:18:59,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-11 06:18:59,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-11 06:18:59,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-11 06:18:59,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-11 06:18:59,405 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-11 06:18:59,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-11 06:18:59,405 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-11 06:18:59,405 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-11 06:18:59,405 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-11 06:18:59,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-11 06:18:59,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-11 06:18:59,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-11 06:18:59,762 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-11 06:18:59,763 INFO L275 PluginConnector]: CDTParser initialized [2021-06-11 06:18:59,764 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix044_tso.opt.i [2021-06-11 06:18:59,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56f037e3b/2f9088e2d69f45739122b1082ede3788/FLAG5aa66b821 [2021-06-11 06:19:00,340 INFO L306 CDTParser]: Found 1 translation units. [2021-06-11 06:19:00,341 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix044_tso.opt.i [2021-06-11 06:19:00,356 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56f037e3b/2f9088e2d69f45739122b1082ede3788/FLAG5aa66b821 [2021-06-11 06:19:00,810 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56f037e3b/2f9088e2d69f45739122b1082ede3788 [2021-06-11 06:19:00,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-11 06:19:00,814 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-11 06:19:00,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-11 06:19:00,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-11 06:19:00,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-11 06:19:00,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.06 06:19:00" (1/1) ... [2021-06-11 06:19:00,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bd82bbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:19:00, skipping insertion in model container [2021-06-11 06:19:00,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.06 06:19:00" (1/1) ... [2021-06-11 06:19:00,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-11 06:19:00,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-11 06:19:00,982 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/mix044_tso.opt.i[948,961] [2021-06-11 06:19:01,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-11 06:19:01,186 INFO L203 MainTranslator]: Completed pre-run [2021-06-11 06:19:01,202 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/mix044_tso.opt.i[948,961] [2021-06-11 06:19:01,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-11 06:19:01,317 INFO L208 MainTranslator]: Completed translation [2021-06-11 06:19:01,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:19:01 WrapperNode [2021-06-11 06:19:01,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-11 06:19:01,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-11 06:19:01,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-11 06:19:01,319 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-11 06:19:01,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:19:01" (1/1) ... [2021-06-11 06:19:01,345 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:19:01" (1/1) ... [2021-06-11 06:19:01,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-11 06:19:01,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-11 06:19:01,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-11 06:19:01,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-11 06:19:01,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:19:01" (1/1) ... [2021-06-11 06:19:01,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:19:01" (1/1) ... [2021-06-11 06:19:01,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:19:01" (1/1) ... [2021-06-11 06:19:01,383 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:19:01" (1/1) ... [2021-06-11 06:19:01,391 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:19:01" (1/1) ... [2021-06-11 06:19:01,394 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:19:01" (1/1) ... [2021-06-11 06:19:01,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:19:01" (1/1) ... [2021-06-11 06:19:01,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-11 06:19:01,402 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-11 06:19:01,402 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-11 06:19:01,410 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-11 06:19:01,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:19:01" (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 [2021-06-11 06:19:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-11 06:19:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-11 06:19:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-11 06:19:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-11 06:19:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-11 06:19:01,486 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-11 06:19:01,486 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-11 06:19:01,486 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-11 06:19:01,486 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-11 06:19:01,486 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-11 06:19:01,486 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-06-11 06:19:01,486 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-06-11 06:19:01,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-11 06:19:01,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-11 06:19:01,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-11 06:19:01,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-11 06:19:01,488 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-11 06:19:03,039 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-11 06:19:03,040 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-06-11 06:19:03,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 06:19:03 BoogieIcfgContainer [2021-06-11 06:19:03,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-11 06:19:03,043 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-11 06:19:03,044 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-11 06:19:03,046 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-11 06:19:03,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.06 06:19:00" (1/3) ... [2021-06-11 06:19:03,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@482169b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 06:19:03, skipping insertion in model container [2021-06-11 06:19:03,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:19:01" (2/3) ... [2021-06-11 06:19:03,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@482169b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 06:19:03, skipping insertion in model container [2021-06-11 06:19:03,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 06:19:03" (3/3) ... [2021-06-11 06:19:03,048 INFO L111 eAbstractionObserver]: Analyzing ICFG mix044_tso.opt.i [2021-06-11 06:19:03,054 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-11 06:19:03,058 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-06-11 06:19:03,059 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-11 06:19:03,086 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,086 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,086 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,086 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,087 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,087 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,087 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,087 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,087 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,087 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,087 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,087 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,088 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,088 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,088 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,088 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,089 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,089 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,089 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,089 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,089 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,089 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,089 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,090 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,090 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,090 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,090 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,090 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,090 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,090 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,090 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,093 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,093 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,093 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,093 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,093 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,093 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,093 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,094 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,094 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,094 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,094 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,094 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,094 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,094 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,094 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,095 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,095 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,095 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,095 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,095 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,095 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,095 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,095 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,096 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,096 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,096 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,096 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,096 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,096 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,097 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,097 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,097 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,097 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,097 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,097 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,099 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,099 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,101 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,101 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,101 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,101 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,102 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,102 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,102 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,103 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,103 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,103 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,103 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,103 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,103 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,103 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,104 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,104 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,105 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,105 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,105 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,105 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,105 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,105 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,105 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,105 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,106 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,106 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:19:03,107 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-11 06:19:03,122 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-06-11 06:19:03,138 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 06:19:03,139 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 06:19:03,139 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 06:19:03,139 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 06:19:03,139 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 06:19:03,139 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 06:19:03,139 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 06:19:03,139 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 06:19:03,148 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 128 places, 117 transitions, 254 flow [2021-06-11 06:19:03,183 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-06-11 06:19:03,183 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 06:19:03,187 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 87 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 76. Up to 2 conditions per place. [2021-06-11 06:19:03,187 INFO L82 GeneralOperation]: Start removeDead. Operand has 128 places, 117 transitions, 254 flow [2021-06-11 06:19:03,192 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 124 places, 113 transitions, 238 flow [2021-06-11 06:19:03,193 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:19:03,203 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 113 transitions, 238 flow [2021-06-11 06:19:03,206 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 113 transitions, 238 flow [2021-06-11 06:19:03,208 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 113 transitions, 238 flow [2021-06-11 06:19:03,227 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-06-11 06:19:03,227 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 06:19:03,228 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 82 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 76. Up to 2 conditions per place. [2021-06-11 06:19:03,231 INFO L151 LiptonReduction]: Number of co-enabled transitions 2598 [2021-06-11 06:19:03,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:03,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:03,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:03,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:03,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:03,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:19:03,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:19:03,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:03,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:03,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:03,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:03,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:03,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:03,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:03,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:03,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:03,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:03,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:03,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:03,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:03,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:03,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:03,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:03,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:03,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:19:03,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:19:03,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:03,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:03,829 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2021-06-11 06:19:03,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:03,891 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-06-11 06:19:03,891 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:19:03,912 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:03,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:04,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:19:04,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:19:04,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:04,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:19:04,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:19:04,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:04,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:19:04,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:19:04,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,770 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-11 06:19:04,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:04,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:04,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:05,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:05,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:05,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:05,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:05,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:05,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:05,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:05,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:05,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:05,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:05,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:05,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:05,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:05,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:05,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:05,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:05,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:05,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:05,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:05,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:05,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:05,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:05,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:05,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:05,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:05,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:05,733 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-06-11 06:19:06,146 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 86 [2021-06-11 06:19:06,270 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-06-11 06:19:06,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:06,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:06,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:06,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-11 06:19:06,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:06,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:06,289 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 2, 1] term [2021-06-11 06:19:06,289 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:19:06,293 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:06,294 INFO L147 QuantifierPusher]: treesize reduction 37, result has 63.0 percent of original size 63 [2021-06-11 06:19:06,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:06,296 INFO L142 QuantifierPusher]: treesize reduction 37, result has 76.9 percent of original size [2021-06-11 06:19:06,297 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 4, 2, 1] term [2021-06-11 06:19:06,297 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:19:06,299 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:06,301 INFO L147 QuantifierPusher]: treesize reduction 89, result has 36.0 percent of original size 50 [2021-06-11 06:19:06,301 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 3, 2, 4, 2, 1] term [2021-06-11 06:19:06,302 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:19:06,303 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:06,308 INFO L147 QuantifierPusher]: treesize reduction 154, result has 42.1 percent of original size 112 [2021-06-11 06:19:06,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:06,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:06,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:06,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:06,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:06,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:19:06,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:19:06,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:06,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:06,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:06,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:06,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:06,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:06,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:06,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:06,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:06,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:19:06,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:19:06,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:06,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:06,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:06,833 INFO L147 QuantifierPusher]: treesize reduction 80, result has 25.2 percent of original size 27 [2021-06-11 06:19:06,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:06,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:07,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:07,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:07,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:07,250 INFO L142 QuantifierPusher]: treesize reduction 84, result has 91.3 percent of original size [2021-06-11 06:19:07,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:07,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-06-11 06:19:07,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:07,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,263 INFO L147 QuantifierPusher]: treesize reduction 36, result has 2.7 percent of original size 1 [2021-06-11 06:19:07,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:07,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:07,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:07,266 INFO L142 QuantifierPusher]: treesize reduction 38, result has 69.6 percent of original size [2021-06-11 06:19:07,268 INFO L147 QuantifierPusher]: treesize reduction 6, result has 90.2 percent of original size 55 [2021-06-11 06:19:07,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:07,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,277 INFO L147 QuantifierPusher]: treesize reduction 13, result has 82.4 percent of original size 61 [2021-06-11 06:19:07,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:07,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-06-11 06:19:07,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:07,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-06-11 06:19:07,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:07,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-06-11 06:19:07,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:07,295 INFO L142 QuantifierPusher]: treesize reduction 13, result has 92.7 percent of original size [2021-06-11 06:19:07,295 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 5, 2, 2, 4, 3, 2, 1] term [2021-06-11 06:19:07,296 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:19:07,297 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,298 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 5, 4, 3, 2, 1] term [2021-06-11 06:19:07,299 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:19:07,300 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,301 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 5, 2, 2, 1] term [2021-06-11 06:19:07,301 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:19:07,302 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,306 INFO L147 QuantifierPusher]: treesize reduction 185, result has 40.1 percent of original size 124 [2021-06-11 06:19:07,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:07,309 INFO L142 QuantifierPusher]: treesize reduction 185, result has 55.3 percent of original size [2021-06-11 06:19:07,310 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 4, 4, 3, 2, 1] term [2021-06-11 06:19:07,310 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:19:07,312 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,312 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 4, 4, 2, 2, 1] term [2021-06-11 06:19:07,313 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:19:07,314 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,315 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 4, 2, 2, 1] term [2021-06-11 06:19:07,315 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:19:07,317 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,320 INFO L147 QuantifierPusher]: treesize reduction 371, result has 30.7 percent of original size 164 [2021-06-11 06:19:07,321 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 3, 4, 4, 3, 4, 3, 4, 2, 2, 1] term [2021-06-11 06:19:07,321 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:19:07,322 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,323 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 3, 4, 4, 3, 4, 3, 4, 2, 2, 1] term [2021-06-11 06:19:07,323 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:19:07,325 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,326 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 3, 4, 4, 3, 4, 3, 4, 2, 2, 1] term [2021-06-11 06:19:07,326 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:19:07,327 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,335 INFO L147 QuantifierPusher]: treesize reduction 1520, result has 17.0 percent of original size 311 [2021-06-11 06:19:07,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:07,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:19:07,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:19:07,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:07,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:07,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 06:19:07,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:19:07,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:07,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:07,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 06:19:07,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 06:19:07,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:07,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 06:19:07,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-11 06:19:07,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:07,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:07,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:07,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:07,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:19:07,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:19:08,066 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-06-11 06:19:08,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:08,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:08,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:08,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:19:08,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:19:08,664 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-06-11 06:19:08,861 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-06-11 06:19:09,226 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-06-11 06:19:09,368 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-06-11 06:19:09,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:09,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:19:09,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:09,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:19:09,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:19:09,405 INFO L163 LiptonReduction]: Checked pairs total: 7147 [2021-06-11 06:19:09,405 INFO L165 LiptonReduction]: Total number of compositions: 101 [2021-06-11 06:19:09,407 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6215 [2021-06-11 06:19:09,425 INFO L129 PetriNetUnfolder]: 0/20 cut-off events. [2021-06-11 06:19:09,425 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 06:19:09,425 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:19:09,426 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:19:09,426 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]=== [2021-06-11 06:19:09,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:19:09,430 INFO L82 PathProgramCache]: Analyzing trace with hash 950004456, now seen corresponding path program 1 times [2021-06-11 06:19:09,435 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:19:09,435 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517545187] [2021-06-11 06:19:09,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:19:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:19:09,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:09,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 06:19:09,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 06:19:09,614 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517545187] [2021-06-11 06:19:09,615 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:19:09,615 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 06:19:09,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204230512] [2021-06-11 06:19:09,622 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 06:19:09,622 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:19:09,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 06:19:09,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 06:19:09,642 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 185 out of 218 [2021-06-11 06:19:09,646 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 32 transitions, 76 flow. Second operand has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:09,647 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:19:09,647 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 185 of 218 [2021-06-11 06:19:09,648 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:19:09,706 INFO L129 PetriNetUnfolder]: 16/75 cut-off events. [2021-06-11 06:19:09,707 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 06:19:09,707 INFO L84 FinitePrefix]: Finished finitePrefix Result has 123 conditions, 75 events. 16/75 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 251 event pairs, 2 based on Foata normal form. 12/84 useless extension candidates. Maximal degree in co-relation 112. Up to 27 conditions per place. [2021-06-11 06:19:09,708 INFO L132 encePairwiseOnDemand]: 213/218 looper letters, 7 selfloop transitions, 2 changer transitions 0/32 dead transitions. [2021-06-11 06:19:09,708 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 32 transitions, 94 flow [2021-06-11 06:19:09,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 06:19:09,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 06:19:09,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 569 transitions. [2021-06-11 06:19:09,730 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8700305810397554 [2021-06-11 06:19:09,731 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 569 transitions. [2021-06-11 06:19:09,731 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 569 transitions. [2021-06-11 06:19:09,734 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:19:09,736 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 569 transitions. [2021-06-11 06:19:09,741 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 189.66666666666666) internal successors, (569), 3 states have internal predecessors, (569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:09,749 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 218.0) internal successors, (872), 4 states have internal predecessors, (872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:09,750 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 218.0) internal successors, (872), 4 states have internal predecessors, (872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:09,752 INFO L185 Difference]: Start difference. First operand has 44 places, 32 transitions, 76 flow. Second operand 3 states and 569 transitions. [2021-06-11 06:19:09,752 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 32 transitions, 94 flow [2021-06-11 06:19:09,754 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 32 transitions, 90 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-06-11 06:19:09,755 INFO L241 Difference]: Finished difference. Result has 40 places, 29 transitions, 70 flow [2021-06-11 06:19:09,757 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=218, PETRI_DIFFERENCE_MINUEND_FLOW=66, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=70, PETRI_PLACES=40, PETRI_TRANSITIONS=29} [2021-06-11 06:19:09,757 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, -4 predicate places. [2021-06-11 06:19:09,758 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:19:09,758 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 40 places, 29 transitions, 70 flow [2021-06-11 06:19:09,759 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 40 places, 29 transitions, 70 flow [2021-06-11 06:19:09,759 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 40 places, 29 transitions, 70 flow [2021-06-11 06:19:09,765 INFO L129 PetriNetUnfolder]: 0/29 cut-off events. [2021-06-11 06:19:09,765 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 06:19:09,765 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41 conditions, 29 events. 0/29 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 41 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. [2021-06-11 06:19:09,766 INFO L151 LiptonReduction]: Number of co-enabled transitions 422 [2021-06-11 06:19:10,531 WARN L205 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 192 [2021-06-11 06:19:10,831 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2021-06-11 06:19:12,089 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 317 DAG size of output: 273 [2021-06-11 06:19:12,692 WARN L205 SmtUtils]: Spent 600.00 ms on a formula simplification that was a NOOP. DAG size: 270 [2021-06-11 06:19:12,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:12,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:14,282 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 249 DAG size of output: 208 [2021-06-11 06:19:14,869 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-06-11 06:19:17,202 WARN L205 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 339 DAG size of output: 293 [2021-06-11 06:19:18,285 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 289 [2021-06-11 06:19:18,705 INFO L163 LiptonReduction]: Checked pairs total: 978 [2021-06-11 06:19:18,705 INFO L165 LiptonReduction]: Total number of compositions: 2 [2021-06-11 06:19:18,705 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8947 [2021-06-11 06:19:18,706 INFO L480 AbstractCegarLoop]: Abstraction has has 39 places, 28 transitions, 68 flow [2021-06-11 06:19:18,706 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:18,706 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:19:18,706 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:19:18,706 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-11 06:19:18,706 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]=== [2021-06-11 06:19:18,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:19:18,707 INFO L82 PathProgramCache]: Analyzing trace with hash 2045488426, now seen corresponding path program 1 times [2021-06-11 06:19:18,707 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:19:18,707 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670105772] [2021-06-11 06:19:18,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:19:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:19:18,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:18,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:19:18,866 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-11 06:19:18,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 06:19:18,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 06:19:18,881 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670105772] [2021-06-11 06:19:18,882 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:19:18,882 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 06:19:18,882 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826742912] [2021-06-11 06:19:18,883 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 06:19:18,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:19:18,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 06:19:18,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-11 06:19:18,888 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 179 out of 220 [2021-06-11 06:19:18,889 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 39 places, 28 transitions, 68 flow. Second operand has 4 states, 4 states have (on average 179.75) internal successors, (719), 4 states have internal predecessors, (719), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:18,889 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:19:18,889 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 179 of 220 [2021-06-11 06:19:18,889 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:19:18,932 INFO L129 PetriNetUnfolder]: 1/30 cut-off events. [2021-06-11 06:19:18,932 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 06:19:18,932 INFO L84 FinitePrefix]: Finished finitePrefix Result has 49 conditions, 30 events. 1/30 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 50 event pairs, 0 based on Foata normal form. 0/28 useless extension candidates. Maximal degree in co-relation 40. Up to 3 conditions per place. [2021-06-11 06:19:18,933 INFO L132 encePairwiseOnDemand]: 216/220 looper letters, 1 selfloop transitions, 2 changer transitions 4/30 dead transitions. [2021-06-11 06:19:18,933 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 30 transitions, 84 flow [2021-06-11 06:19:18,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 06:19:18,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 06:19:18,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 902 transitions. [2021-06-11 06:19:18,936 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.82 [2021-06-11 06:19:18,936 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 902 transitions. [2021-06-11 06:19:18,936 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 902 transitions. [2021-06-11 06:19:18,937 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:19:18,937 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 902 transitions. [2021-06-11 06:19:18,939 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 180.4) internal successors, (902), 5 states have internal predecessors, (902), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:18,941 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 220.0) internal successors, (1320), 6 states have internal predecessors, (1320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:18,942 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 220.0) internal successors, (1320), 6 states have internal predecessors, (1320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:18,942 INFO L185 Difference]: Start difference. First operand has 39 places, 28 transitions, 68 flow. Second operand 5 states and 902 transitions. [2021-06-11 06:19:18,942 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 30 transitions, 84 flow [2021-06-11 06:19:18,943 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 41 places, 30 transitions, 80 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-11 06:19:18,943 INFO L241 Difference]: Finished difference. Result has 42 places, 26 transitions, 68 flow [2021-06-11 06:19:18,944 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=64, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=28, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=68, PETRI_PLACES=42, PETRI_TRANSITIONS=26} [2021-06-11 06:19:18,944 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, -2 predicate places. [2021-06-11 06:19:18,944 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:19:18,944 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 42 places, 26 transitions, 68 flow [2021-06-11 06:19:18,945 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 42 places, 26 transitions, 68 flow [2021-06-11 06:19:18,945 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 38 places, 26 transitions, 68 flow [2021-06-11 06:19:18,949 INFO L129 PetriNetUnfolder]: 0/26 cut-off events. [2021-06-11 06:19:18,949 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 06:19:18,950 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41 conditions, 26 events. 0/26 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 32 event pairs, 0 based on Foata normal form. 0/26 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-06-11 06:19:18,950 INFO L151 LiptonReduction]: Number of co-enabled transitions 328 [2021-06-11 06:19:19,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:19,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:19,182 INFO L163 LiptonReduction]: Checked pairs total: 713 [2021-06-11 06:19:19,182 INFO L165 LiptonReduction]: Total number of compositions: 1 [2021-06-11 06:19:19,182 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 238 [2021-06-11 06:19:19,183 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 25 transitions, 66 flow [2021-06-11 06:19:19,183 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 179.75) internal successors, (719), 4 states have internal predecessors, (719), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:19,183 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:19:19,184 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:19:19,184 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-11 06:19:19,184 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]=== [2021-06-11 06:19:19,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:19:19,184 INFO L82 PathProgramCache]: Analyzing trace with hash -1014290338, now seen corresponding path program 1 times [2021-06-11 06:19:19,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:19:19,185 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205458466] [2021-06-11 06:19:19,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:19:19,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:19:19,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:19,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:19:19,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 06:19:19,250 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205458466] [2021-06-11 06:19:19,251 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:19:19,251 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 06:19:19,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863527224] [2021-06-11 06:19:19,251 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 06:19:19,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:19:19,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 06:19:19,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 06:19:19,253 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 191 out of 221 [2021-06-11 06:19:19,254 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 25 transitions, 66 flow. Second operand has 3 states, 3 states have (on average 191.66666666666666) internal successors, (575), 3 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:19,254 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:19:19,254 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 191 of 221 [2021-06-11 06:19:19,254 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:19:19,268 INFO L129 PetriNetUnfolder]: 3/35 cut-off events. [2021-06-11 06:19:19,269 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-06-11 06:19:19,269 INFO L84 FinitePrefix]: Finished finitePrefix Result has 63 conditions, 35 events. 3/35 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 65 event pairs, 1 based on Foata normal form. 1/34 useless extension candidates. Maximal degree in co-relation 53. Up to 10 conditions per place. [2021-06-11 06:19:19,269 INFO L132 encePairwiseOnDemand]: 217/221 looper letters, 3 selfloop transitions, 3 changer transitions 0/27 dead transitions. [2021-06-11 06:19:19,269 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 39 places, 27 transitions, 82 flow [2021-06-11 06:19:19,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 06:19:19,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 06:19:19,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 580 transitions. [2021-06-11 06:19:19,272 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8748114630467572 [2021-06-11 06:19:19,272 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 580 transitions. [2021-06-11 06:19:19,272 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 580 transitions. [2021-06-11 06:19:19,273 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:19:19,273 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 580 transitions. [2021-06-11 06:19:19,274 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 193.33333333333334) internal successors, (580), 3 states have internal predecessors, (580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:19,276 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 221.0) internal successors, (884), 4 states have internal predecessors, (884), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:19,276 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 221.0) internal successors, (884), 4 states have internal predecessors, (884), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:19,276 INFO L185 Difference]: Start difference. First operand has 37 places, 25 transitions, 66 flow. Second operand 3 states and 580 transitions. [2021-06-11 06:19:19,277 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 39 places, 27 transitions, 82 flow [2021-06-11 06:19:19,277 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 27 transitions, 78 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-11 06:19:19,278 INFO L241 Difference]: Finished difference. Result has 38 places, 27 transitions, 81 flow [2021-06-11 06:19:19,278 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=62, PETRI_DIFFERENCE_MINUEND_PLACES=35, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=25, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=81, PETRI_PLACES=38, PETRI_TRANSITIONS=27} [2021-06-11 06:19:19,278 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, -6 predicate places. [2021-06-11 06:19:19,278 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:19:19,278 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 38 places, 27 transitions, 81 flow [2021-06-11 06:19:19,278 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 38 places, 27 transitions, 81 flow [2021-06-11 06:19:19,279 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 38 places, 27 transitions, 81 flow [2021-06-11 06:19:19,283 INFO L129 PetriNetUnfolder]: 3/35 cut-off events. [2021-06-11 06:19:19,283 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-06-11 06:19:19,284 INFO L84 FinitePrefix]: Finished finitePrefix Result has 63 conditions, 35 events. 3/35 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 62 event pairs, 1 based on Foata normal form. 0/33 useless extension candidates. Maximal degree in co-relation 54. Up to 10 conditions per place. [2021-06-11 06:19:19,284 INFO L151 LiptonReduction]: Number of co-enabled transitions 354 [2021-06-11 06:19:19,286 INFO L163 LiptonReduction]: Checked pairs total: 286 [2021-06-11 06:19:19,286 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:19:19,287 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9 [2021-06-11 06:19:19,287 INFO L480 AbstractCegarLoop]: Abstraction has has 38 places, 27 transitions, 81 flow [2021-06-11 06:19:19,288 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 191.66666666666666) internal successors, (575), 3 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:19,288 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:19:19,288 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:19:19,288 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-11 06:19:19,288 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]=== [2021-06-11 06:19:19,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:19:19,289 INFO L82 PathProgramCache]: Analyzing trace with hash 1491512871, now seen corresponding path program 1 times [2021-06-11 06:19:19,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:19:19,289 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368354818] [2021-06-11 06:19:19,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:19:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:19:19,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:19,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 06:19:19,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:19,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:19:19,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:19,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 06:19:19,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 06:19:19,383 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368354818] [2021-06-11 06:19:19,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:19:19,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 06:19:19,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448374214] [2021-06-11 06:19:19,384 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-11 06:19:19,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:19:19,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-11 06:19:19,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-11 06:19:19,386 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 221 [2021-06-11 06:19:19,387 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 38 places, 27 transitions, 81 flow. Second operand has 5 states, 5 states have (on average 169.8) internal successors, (849), 5 states have internal predecessors, (849), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:19,387 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:19:19,387 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 221 [2021-06-11 06:19:19,387 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:19:19,454 INFO L129 PetriNetUnfolder]: 37/111 cut-off events. [2021-06-11 06:19:19,454 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2021-06-11 06:19:19,455 INFO L84 FinitePrefix]: Finished finitePrefix Result has 236 conditions, 111 events. 37/111 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 376 event pairs, 22 based on Foata normal form. 1/102 useless extension candidates. Maximal degree in co-relation 225. Up to 55 conditions per place. [2021-06-11 06:19:19,456 INFO L132 encePairwiseOnDemand]: 216/221 looper letters, 8 selfloop transitions, 5 changer transitions 0/33 dead transitions. [2021-06-11 06:19:19,456 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 33 transitions, 120 flow [2021-06-11 06:19:19,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 06:19:19,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 06:19:19,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 690 transitions. [2021-06-11 06:19:19,459 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7805429864253394 [2021-06-11 06:19:19,459 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 690 transitions. [2021-06-11 06:19:19,459 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 690 transitions. [2021-06-11 06:19:19,460 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:19:19,460 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 690 transitions. [2021-06-11 06:19:19,461 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 172.5) internal successors, (690), 4 states have internal predecessors, (690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:19,463 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 221.0) internal successors, (1105), 5 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:19,464 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 221.0) internal successors, (1105), 5 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:19,464 INFO L185 Difference]: Start difference. First operand has 38 places, 27 transitions, 81 flow. Second operand 4 states and 690 transitions. [2021-06-11 06:19:19,464 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 33 transitions, 120 flow [2021-06-11 06:19:19,465 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 33 transitions, 117 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 06:19:19,465 INFO L241 Difference]: Finished difference. Result has 42 places, 31 transitions, 111 flow [2021-06-11 06:19:19,466 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=78, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=27, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=111, PETRI_PLACES=42, PETRI_TRANSITIONS=31} [2021-06-11 06:19:19,466 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, -2 predicate places. [2021-06-11 06:19:19,466 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:19:19,466 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 42 places, 31 transitions, 111 flow [2021-06-11 06:19:19,466 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 42 places, 31 transitions, 111 flow [2021-06-11 06:19:19,467 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 42 places, 31 transitions, 111 flow [2021-06-11 06:19:19,474 INFO L129 PetriNetUnfolder]: 9/55 cut-off events. [2021-06-11 06:19:19,474 INFO L130 PetriNetUnfolder]: For 29/32 co-relation queries the response was YES. [2021-06-11 06:19:19,475 INFO L84 FinitePrefix]: Finished finitePrefix Result has 121 conditions, 55 events. 9/55 cut-off events. For 29/32 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 165 event pairs, 4 based on Foata normal form. 1/50 useless extension candidates. Maximal degree in co-relation 109. Up to 18 conditions per place. [2021-06-11 06:19:19,475 INFO L151 LiptonReduction]: Number of co-enabled transitions 428 [2021-06-11 06:19:19,509 INFO L163 LiptonReduction]: Checked pairs total: 267 [2021-06-11 06:19:19,509 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:19:19,509 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 43 [2021-06-11 06:19:19,510 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 31 transitions, 111 flow [2021-06-11 06:19:19,510 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 169.8) internal successors, (849), 5 states have internal predecessors, (849), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:19,510 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:19:19,510 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:19:19,511 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-11 06:19:19,511 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]=== [2021-06-11 06:19:19,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:19:19,511 INFO L82 PathProgramCache]: Analyzing trace with hash 1325283657, now seen corresponding path program 1 times [2021-06-11 06:19:19,511 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:19:19,511 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107259194] [2021-06-11 06:19:19,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:19:19,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:19:19,570 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.5 percent of original size [2021-06-11 06:19:19,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-11 06:19:19,595 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.7 percent of original size [2021-06-11 06:19:19,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 06:19:19,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:19,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 06:19:19,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:19,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:19:19,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 06:19:19,644 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107259194] [2021-06-11 06:19:19,644 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:19:19,644 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-11 06:19:19,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666294927] [2021-06-11 06:19:19,644 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 06:19:19,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:19:19,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 06:19:19,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-11 06:19:19,646 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 221 [2021-06-11 06:19:19,648 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 31 transitions, 111 flow. Second operand has 6 states, 6 states have (on average 168.83333333333334) internal successors, (1013), 6 states have internal predecessors, (1013), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:19,648 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:19:19,648 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 221 [2021-06-11 06:19:19,648 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:19:19,734 INFO L129 PetriNetUnfolder]: 40/112 cut-off events. [2021-06-11 06:19:19,734 INFO L130 PetriNetUnfolder]: For 73/73 co-relation queries the response was YES. [2021-06-11 06:19:19,735 INFO L84 FinitePrefix]: Finished finitePrefix Result has 292 conditions, 112 events. 40/112 cut-off events. For 73/73 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 373 event pairs, 10 based on Foata normal form. 1/103 useless extension candidates. Maximal degree in co-relation 278. Up to 55 conditions per place. [2021-06-11 06:19:19,736 INFO L132 encePairwiseOnDemand]: 214/221 looper letters, 9 selfloop transitions, 9 changer transitions 0/38 dead transitions. [2021-06-11 06:19:19,736 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 38 transitions, 166 flow [2021-06-11 06:19:19,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 06:19:19,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 06:19:19,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 856 transitions. [2021-06-11 06:19:19,743 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7746606334841629 [2021-06-11 06:19:19,743 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 856 transitions. [2021-06-11 06:19:19,744 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 856 transitions. [2021-06-11 06:19:19,744 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:19:19,744 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 856 transitions. [2021-06-11 06:19:19,746 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 171.2) internal successors, (856), 5 states have internal predecessors, (856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:19,748 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 221.0) internal successors, (1326), 6 states have internal predecessors, (1326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:19,750 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 221.0) internal successors, (1326), 6 states have internal predecessors, (1326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:19,750 INFO L185 Difference]: Start difference. First operand has 42 places, 31 transitions, 111 flow. Second operand 5 states and 856 transitions. [2021-06-11 06:19:19,750 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 38 transitions, 166 flow [2021-06-11 06:19:19,752 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 38 transitions, 166 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-06-11 06:19:19,753 INFO L241 Difference]: Finished difference. Result has 47 places, 36 transitions, 156 flow [2021-06-11 06:19:19,753 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=111, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=156, PETRI_PLACES=47, PETRI_TRANSITIONS=36} [2021-06-11 06:19:19,754 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 3 predicate places. [2021-06-11 06:19:19,754 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:19:19,754 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 47 places, 36 transitions, 156 flow [2021-06-11 06:19:19,754 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 47 places, 36 transitions, 156 flow [2021-06-11 06:19:19,754 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 47 places, 36 transitions, 156 flow [2021-06-11 06:19:19,773 INFO L129 PetriNetUnfolder]: 29/98 cut-off events. [2021-06-11 06:19:19,773 INFO L130 PetriNetUnfolder]: For 93/101 co-relation queries the response was YES. [2021-06-11 06:19:19,774 INFO L84 FinitePrefix]: Finished finitePrefix Result has 262 conditions, 98 events. 29/98 cut-off events. For 93/101 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 374 event pairs, 9 based on Foata normal form. 2/86 useless extension candidates. Maximal degree in co-relation 247. Up to 36 conditions per place. [2021-06-11 06:19:19,777 INFO L151 LiptonReduction]: Number of co-enabled transitions 518 [2021-06-11 06:19:19,783 INFO L163 LiptonReduction]: Checked pairs total: 262 [2021-06-11 06:19:19,783 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:19:19,783 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 29 [2021-06-11 06:19:19,784 INFO L480 AbstractCegarLoop]: Abstraction has has 47 places, 36 transitions, 156 flow [2021-06-11 06:19:19,785 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 168.83333333333334) internal successors, (1013), 6 states have internal predecessors, (1013), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:19,785 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:19:19,785 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:19:19,785 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-11 06:19:19,785 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]=== [2021-06-11 06:19:19,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:19:19,786 INFO L82 PathProgramCache]: Analyzing trace with hash 980998001, now seen corresponding path program 2 times [2021-06-11 06:19:19,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:19:19,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020083428] [2021-06-11 06:19:19,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:19:19,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:19:19,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:19,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 06:19:19,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:19,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 06:19:19,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:19,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:19:19,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:19,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 06:19:19,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 06:19:19,925 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020083428] [2021-06-11 06:19:19,925 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:19:19,925 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-11 06:19:19,925 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538599411] [2021-06-11 06:19:19,925 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 06:19:19,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:19:19,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 06:19:19,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-11 06:19:19,927 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 221 [2021-06-11 06:19:19,928 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 36 transitions, 156 flow. Second operand has 6 states, 6 states have (on average 173.83333333333334) internal successors, (1043), 6 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) [2021-06-11 06:19:19,928 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:19:19,928 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 221 [2021-06-11 06:19:19,928 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:19:20,024 INFO L129 PetriNetUnfolder]: 36/111 cut-off events. [2021-06-11 06:19:20,024 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-06-11 06:19:20,026 INFO L84 FinitePrefix]: Finished finitePrefix Result has 340 conditions, 111 events. 36/111 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 379 event pairs, 6 based on Foata normal form. 1/104 useless extension candidates. Maximal degree in co-relation 323. Up to 44 conditions per place. [2021-06-11 06:19:20,027 INFO L132 encePairwiseOnDemand]: 214/221 looper letters, 13 selfloop transitions, 13 changer transitions 0/46 dead transitions. [2021-06-11 06:19:20,027 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 46 transitions, 258 flow [2021-06-11 06:19:20,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-11 06:19:20,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-06-11 06:19:20,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1058 transitions. [2021-06-11 06:19:20,030 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7978883861236803 [2021-06-11 06:19:20,031 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1058 transitions. [2021-06-11 06:19:20,031 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1058 transitions. [2021-06-11 06:19:20,031 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:19:20,031 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1058 transitions. [2021-06-11 06:19:20,033 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 176.33333333333334) internal successors, (1058), 6 states have internal predecessors, (1058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,035 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 221.0) internal successors, (1547), 7 states have internal predecessors, (1547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,036 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 221.0) internal successors, (1547), 7 states have internal predecessors, (1547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,036 INFO L185 Difference]: Start difference. First operand has 47 places, 36 transitions, 156 flow. Second operand 6 states and 1058 transitions. [2021-06-11 06:19:20,036 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 46 transitions, 258 flow [2021-06-11 06:19:20,040 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 52 places, 46 transitions, 250 flow, removed 4 selfloop flow, removed 0 redundant places. [2021-06-11 06:19:20,041 INFO L241 Difference]: Finished difference. Result has 54 places, 43 transitions, 237 flow [2021-06-11 06:19:20,042 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=152, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=237, PETRI_PLACES=54, PETRI_TRANSITIONS=43} [2021-06-11 06:19:20,042 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 10 predicate places. [2021-06-11 06:19:20,042 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:19:20,042 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 54 places, 43 transitions, 237 flow [2021-06-11 06:19:20,042 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 54 places, 43 transitions, 237 flow [2021-06-11 06:19:20,042 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 54 places, 43 transitions, 237 flow [2021-06-11 06:19:20,062 INFO L129 PetriNetUnfolder]: 32/102 cut-off events. [2021-06-11 06:19:20,062 INFO L130 PetriNetUnfolder]: For 166/173 co-relation queries the response was YES. [2021-06-11 06:19:20,063 INFO L84 FinitePrefix]: Finished finitePrefix Result has 332 conditions, 102 events. 32/102 cut-off events. For 166/173 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 359 event pairs, 8 based on Foata normal form. 3/93 useless extension candidates. Maximal degree in co-relation 313. Up to 38 conditions per place. [2021-06-11 06:19:20,064 INFO L151 LiptonReduction]: Number of co-enabled transitions 630 [2021-06-11 06:19:20,073 INFO L163 LiptonReduction]: Checked pairs total: 359 [2021-06-11 06:19:20,074 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:19:20,074 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 32 [2021-06-11 06:19:20,075 INFO L480 AbstractCegarLoop]: Abstraction has has 54 places, 43 transitions, 237 flow [2021-06-11 06:19:20,076 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 173.83333333333334) internal successors, (1043), 6 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) [2021-06-11 06:19:20,076 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:19:20,077 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:19:20,077 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-11 06:19:20,077 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]=== [2021-06-11 06:19:20,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:19:20,077 INFO L82 PathProgramCache]: Analyzing trace with hash 301403702, now seen corresponding path program 1 times [2021-06-11 06:19:20,077 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:19:20,077 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688878089] [2021-06-11 06:19:20,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:19:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:19:20,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:20,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:19:20,176 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-06-11 06:19:20,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:19:20,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:20,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:20,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 06:19:20,185 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688878089] [2021-06-11 06:19:20,185 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:19:20,185 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 06:19:20,185 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128120494] [2021-06-11 06:19:20,186 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 06:19:20,186 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:19:20,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 06:19:20,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-11 06:19:20,187 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 221 [2021-06-11 06:19:20,189 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 54 places, 43 transitions, 237 flow. Second operand has 4 states, 4 states have (on average 180.75) internal successors, (723), 4 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,189 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:19:20,189 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 221 [2021-06-11 06:19:20,189 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:19:20,297 INFO L129 PetriNetUnfolder]: 284/548 cut-off events. [2021-06-11 06:19:20,298 INFO L130 PetriNetUnfolder]: For 679/864 co-relation queries the response was YES. [2021-06-11 06:19:20,300 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1577 conditions, 548 events. 284/548 cut-off events. For 679/864 co-relation queries the response was YES. Maximal size of possible extension queue 96. Compared 3326 event pairs, 123 based on Foata normal form. 55/509 useless extension candidates. Maximal degree in co-relation 1556. Up to 291 conditions per place. [2021-06-11 06:19:20,303 INFO L132 encePairwiseOnDemand]: 214/221 looper letters, 12 selfloop transitions, 10 changer transitions 0/56 dead transitions. [2021-06-11 06:19:20,304 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 56 transitions, 307 flow [2021-06-11 06:19:20,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 06:19:20,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 06:19:20,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 922 transitions. [2021-06-11 06:19:20,306 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8343891402714932 [2021-06-11 06:19:20,306 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 922 transitions. [2021-06-11 06:19:20,306 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 922 transitions. [2021-06-11 06:19:20,307 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:19:20,307 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 922 transitions. [2021-06-11 06:19:20,309 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 184.4) internal successors, (922), 5 states have internal predecessors, (922), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,311 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 221.0) internal successors, (1326), 6 states have internal predecessors, (1326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,311 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 221.0) internal successors, (1326), 6 states have internal predecessors, (1326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,311 INFO L185 Difference]: Start difference. First operand has 54 places, 43 transitions, 237 flow. Second operand 5 states and 922 transitions. [2021-06-11 06:19:20,311 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 56 transitions, 307 flow [2021-06-11 06:19:20,314 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 56 transitions, 285 flow, removed 4 selfloop flow, removed 3 redundant places. [2021-06-11 06:19:20,315 INFO L241 Difference]: Finished difference. Result has 58 places, 52 transitions, 298 flow [2021-06-11 06:19:20,315 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=215, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=298, PETRI_PLACES=58, PETRI_TRANSITIONS=52} [2021-06-11 06:19:20,315 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 14 predicate places. [2021-06-11 06:19:20,315 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:19:20,315 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 58 places, 52 transitions, 298 flow [2021-06-11 06:19:20,315 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 58 places, 52 transitions, 298 flow [2021-06-11 06:19:20,316 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 58 places, 52 transitions, 298 flow [2021-06-11 06:19:20,408 INFO L129 PetriNetUnfolder]: 286/537 cut-off events. [2021-06-11 06:19:20,408 INFO L130 PetriNetUnfolder]: For 743/961 co-relation queries the response was YES. [2021-06-11 06:19:20,411 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1780 conditions, 537 events. 286/537 cut-off events. For 743/961 co-relation queries the response was YES. Maximal size of possible extension queue 97. Compared 3150 event pairs, 123 based on Foata normal form. 4/443 useless extension candidates. Maximal degree in co-relation 1759. Up to 319 conditions per place. [2021-06-11 06:19:20,417 INFO L151 LiptonReduction]: Number of co-enabled transitions 850 [2021-06-11 06:19:20,441 INFO L163 LiptonReduction]: Checked pairs total: 406 [2021-06-11 06:19:20,441 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:19:20,441 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 126 [2021-06-11 06:19:20,441 INFO L480 AbstractCegarLoop]: Abstraction has has 58 places, 52 transitions, 298 flow [2021-06-11 06:19:20,442 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 180.75) internal successors, (723), 4 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,442 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:19:20,442 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:19:20,442 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-11 06:19:20,442 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]=== [2021-06-11 06:19:20,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:19:20,443 INFO L82 PathProgramCache]: Analyzing trace with hash 1397887740, now seen corresponding path program 1 times [2021-06-11 06:19:20,443 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:19:20,443 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433619962] [2021-06-11 06:19:20,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:19:20,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:19:20,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:20,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:19:20,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:20,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:19:20,495 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-06-11 06:19:20,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:19:20,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:20,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:20,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 06:19:20,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433619962] [2021-06-11 06:19:20,504 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:19:20,505 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-11 06:19:20,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713445733] [2021-06-11 06:19:20,505 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-11 06:19:20,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:19:20,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-11 06:19:20,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-11 06:19:20,506 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 221 [2021-06-11 06:19:20,507 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 52 transitions, 298 flow. Second operand has 5 states, 5 states have (on average 180.8) internal successors, (904), 5 states have internal predecessors, (904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,507 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:19:20,507 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 221 [2021-06-11 06:19:20,507 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:19:20,607 INFO L129 PetriNetUnfolder]: 192/411 cut-off events. [2021-06-11 06:19:20,607 INFO L130 PetriNetUnfolder]: For 1037/1811 co-relation queries the response was YES. [2021-06-11 06:19:20,609 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1605 conditions, 411 events. 192/411 cut-off events. For 1037/1811 co-relation queries the response was YES. Maximal size of possible extension queue 70. Compared 2332 event pairs, 37 based on Foata normal form. 93/440 useless extension candidates. Maximal degree in co-relation 1582. Up to 259 conditions per place. [2021-06-11 06:19:20,611 INFO L132 encePairwiseOnDemand]: 214/221 looper letters, 12 selfloop transitions, 19 changer transitions 0/65 dead transitions. [2021-06-11 06:19:20,611 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 65 transitions, 436 flow [2021-06-11 06:19:20,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-11 06:19:20,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-06-11 06:19:20,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1291 transitions. [2021-06-11 06:19:20,615 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8345184227537169 [2021-06-11 06:19:20,615 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1291 transitions. [2021-06-11 06:19:20,615 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1291 transitions. [2021-06-11 06:19:20,616 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:19:20,616 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1291 transitions. [2021-06-11 06:19:20,618 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 184.42857142857142) internal successors, (1291), 7 states have internal predecessors, (1291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,620 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 221.0) internal successors, (1768), 8 states have internal predecessors, (1768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,621 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 221.0) internal successors, (1768), 8 states have internal predecessors, (1768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,621 INFO L185 Difference]: Start difference. First operand has 58 places, 52 transitions, 298 flow. Second operand 7 states and 1291 transitions. [2021-06-11 06:19:20,621 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 65 transitions, 436 flow [2021-06-11 06:19:20,623 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 65 transitions, 431 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 06:19:20,624 INFO L241 Difference]: Finished difference. Result has 66 places, 61 transitions, 435 flow [2021-06-11 06:19:20,624 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=293, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=52, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=435, PETRI_PLACES=66, PETRI_TRANSITIONS=61} [2021-06-11 06:19:20,625 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 22 predicate places. [2021-06-11 06:19:20,625 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:19:20,625 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 66 places, 61 transitions, 435 flow [2021-06-11 06:19:20,625 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 66 places, 61 transitions, 435 flow [2021-06-11 06:19:20,626 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 66 places, 61 transitions, 435 flow [2021-06-11 06:19:20,667 INFO L129 PetriNetUnfolder]: 191/402 cut-off events. [2021-06-11 06:19:20,667 INFO L130 PetriNetUnfolder]: For 1557/2426 co-relation queries the response was YES. [2021-06-11 06:19:20,669 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1852 conditions, 402 events. 191/402 cut-off events. For 1557/2426 co-relation queries the response was YES. Maximal size of possible extension queue 68. Compared 2246 event pairs, 41 based on Foata normal form. 7/344 useless extension candidates. Maximal degree in co-relation 1827. Up to 260 conditions per place. [2021-06-11 06:19:20,673 INFO L151 LiptonReduction]: Number of co-enabled transitions 1010 [2021-06-11 06:19:20,680 INFO L163 LiptonReduction]: Checked pairs total: 551 [2021-06-11 06:19:20,680 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:19:20,680 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 55 [2021-06-11 06:19:20,680 INFO L480 AbstractCegarLoop]: Abstraction has has 66 places, 61 transitions, 435 flow [2021-06-11 06:19:20,681 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 180.8) internal successors, (904), 5 states have internal predecessors, (904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,681 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:19:20,681 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:19:20,681 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-06-11 06:19:20,681 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:19:20,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:19:20,682 INFO L82 PathProgramCache]: Analyzing trace with hash 1481946174, now seen corresponding path program 1 times [2021-06-11 06:19:20,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:19:20,682 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427872505] [2021-06-11 06:19:20,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:19:20,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:19:20,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:20,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:20,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:20,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:19:20,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 06:19:20,717 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427872505] [2021-06-11 06:19:20,717 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:19:20,717 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 06:19:20,717 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413042533] [2021-06-11 06:19:20,717 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 06:19:20,717 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:19:20,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 06:19:20,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 06:19:20,718 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 191 out of 221 [2021-06-11 06:19:20,719 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 61 transitions, 435 flow. Second operand has 3 states, 3 states have (on average 192.0) internal successors, (576), 3 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,719 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:19:20,719 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 191 of 221 [2021-06-11 06:19:20,719 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:19:20,803 INFO L129 PetriNetUnfolder]: 283/571 cut-off events. [2021-06-11 06:19:20,803 INFO L130 PetriNetUnfolder]: For 2445/3850 co-relation queries the response was YES. [2021-06-11 06:19:20,806 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2722 conditions, 571 events. 283/571 cut-off events. For 2445/3850 co-relation queries the response was YES. Maximal size of possible extension queue 106. Compared 3410 event pairs, 51 based on Foata normal form. 34/505 useless extension candidates. Maximal degree in co-relation 2695. Up to 408 conditions per place. [2021-06-11 06:19:20,809 INFO L132 encePairwiseOnDemand]: 218/221 looper letters, 3 selfloop transitions, 3 changer transitions 2/61 dead transitions. [2021-06-11 06:19:20,809 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 61 transitions, 447 flow [2021-06-11 06:19:20,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 06:19:20,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 06:19:20,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 579 transitions. [2021-06-11 06:19:20,812 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8733031674208145 [2021-06-11 06:19:20,812 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 579 transitions. [2021-06-11 06:19:20,812 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 579 transitions. [2021-06-11 06:19:20,812 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:19:20,812 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 579 transitions. [2021-06-11 06:19:20,813 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 193.0) internal successors, (579), 3 states have internal predecessors, (579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,814 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 221.0) internal successors, (884), 4 states have internal predecessors, (884), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,815 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 221.0) internal successors, (884), 4 states have internal predecessors, (884), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,815 INFO L185 Difference]: Start difference. First operand has 66 places, 61 transitions, 435 flow. Second operand 3 states and 579 transitions. [2021-06-11 06:19:20,815 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 61 transitions, 447 flow [2021-06-11 06:19:20,821 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 61 transitions, 397 flow, removed 17 selfloop flow, removed 3 redundant places. [2021-06-11 06:19:20,823 INFO L241 Difference]: Finished difference. Result has 66 places, 59 transitions, 382 flow [2021-06-11 06:19:20,823 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=385, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=58, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=382, PETRI_PLACES=66, PETRI_TRANSITIONS=59} [2021-06-11 06:19:20,823 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 22 predicate places. [2021-06-11 06:19:20,823 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:19:20,823 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 66 places, 59 transitions, 382 flow [2021-06-11 06:19:20,823 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 66 places, 59 transitions, 382 flow [2021-06-11 06:19:20,824 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 66 places, 59 transitions, 382 flow [2021-06-11 06:19:20,879 INFO L129 PetriNetUnfolder]: 258/543 cut-off events. [2021-06-11 06:19:20,879 INFO L130 PetriNetUnfolder]: For 2112/2313 co-relation queries the response was YES. [2021-06-11 06:19:20,882 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2337 conditions, 543 events. 258/543 cut-off events. For 2112/2313 co-relation queries the response was YES. Maximal size of possible extension queue 102. Compared 3449 event pairs, 53 based on Foata normal form. 8/457 useless extension candidates. Maximal degree in co-relation 2312. Up to 331 conditions per place. [2021-06-11 06:19:20,887 INFO L151 LiptonReduction]: Number of co-enabled transitions 974 [2021-06-11 06:19:20,895 INFO L163 LiptonReduction]: Checked pairs total: 527 [2021-06-11 06:19:20,895 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:19:20,895 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 72 [2021-06-11 06:19:20,897 INFO L480 AbstractCegarLoop]: Abstraction has has 66 places, 59 transitions, 382 flow [2021-06-11 06:19:20,897 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 192.0) internal successors, (576), 3 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,897 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:19:20,897 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:19:20,897 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-06-11 06:19:20,897 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:19:20,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:19:20,898 INFO L82 PathProgramCache]: Analyzing trace with hash -689341861, now seen corresponding path program 1 times [2021-06-11 06:19:20,898 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:19:20,898 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654241379] [2021-06-11 06:19:20,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:19:20,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:19:20,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:20,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:19:20,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:20,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:19:20,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:20,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:19:20,979 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-06-11 06:19:20,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:19:20,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:20,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:20,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 06:19:20,988 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654241379] [2021-06-11 06:19:20,988 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:19:20,988 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-11 06:19:20,988 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456117299] [2021-06-11 06:19:20,988 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 06:19:20,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:19:20,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 06:19:20,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-06-11 06:19:20,990 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 221 [2021-06-11 06:19:20,991 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 59 transitions, 382 flow. Second operand has 6 states, 6 states have (on average 180.83333333333334) internal successors, (1085), 6 states have internal predecessors, (1085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:20,991 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:19:20,991 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 221 [2021-06-11 06:19:20,991 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:19:21,116 INFO L129 PetriNetUnfolder]: 180/400 cut-off events. [2021-06-11 06:19:21,117 INFO L130 PetriNetUnfolder]: For 2523/4161 co-relation queries the response was YES. [2021-06-11 06:19:21,119 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1985 conditions, 400 events. 180/400 cut-off events. For 2523/4161 co-relation queries the response was YES. Maximal size of possible extension queue 86. Compared 2279 event pairs, 7 based on Foata normal form. 121/441 useless extension candidates. Maximal degree in co-relation 1958. Up to 261 conditions per place. [2021-06-11 06:19:21,121 INFO L132 encePairwiseOnDemand]: 214/221 looper letters, 6 selfloop transitions, 25 changer transitions 5/66 dead transitions. [2021-06-11 06:19:21,121 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 66 transitions, 527 flow [2021-06-11 06:19:21,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 06:19:21,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 06:19:21,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1658 transitions. [2021-06-11 06:19:21,126 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8335847159376572 [2021-06-11 06:19:21,126 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1658 transitions. [2021-06-11 06:19:21,126 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1658 transitions. [2021-06-11 06:19:21,127 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:19:21,127 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1658 transitions. [2021-06-11 06:19:21,130 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 184.22222222222223) internal successors, (1658), 9 states have internal predecessors, (1658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:21,133 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 221.0) internal successors, (2210), 10 states have internal predecessors, (2210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:21,134 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 221.0) internal successors, (2210), 10 states have internal predecessors, (2210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:21,134 INFO L185 Difference]: Start difference. First operand has 66 places, 59 transitions, 382 flow. Second operand 9 states and 1658 transitions. [2021-06-11 06:19:21,134 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 66 transitions, 527 flow [2021-06-11 06:19:21,139 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 66 transitions, 514 flow, removed 1 selfloop flow, removed 3 redundant places. [2021-06-11 06:19:21,143 INFO L241 Difference]: Finished difference. Result has 74 places, 61 transitions, 477 flow [2021-06-11 06:19:21,143 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=316, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=477, PETRI_PLACES=74, PETRI_TRANSITIONS=61} [2021-06-11 06:19:21,143 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 30 predicate places. [2021-06-11 06:19:21,144 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:19:21,144 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 74 places, 61 transitions, 477 flow [2021-06-11 06:19:21,144 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 74 places, 61 transitions, 477 flow [2021-06-11 06:19:21,144 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 74 places, 61 transitions, 477 flow [2021-06-11 06:19:21,179 INFO L129 PetriNetUnfolder]: 147/375 cut-off events. [2021-06-11 06:19:21,180 INFO L130 PetriNetUnfolder]: For 2407/2663 co-relation queries the response was YES. [2021-06-11 06:19:21,182 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1984 conditions, 375 events. 147/375 cut-off events. For 2407/2663 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 2426 event pairs, 5 based on Foata normal form. 6/314 useless extension candidates. Maximal degree in co-relation 1956. Up to 245 conditions per place. [2021-06-11 06:19:21,186 INFO L151 LiptonReduction]: Number of co-enabled transitions 1024 [2021-06-11 06:19:21,193 INFO L163 LiptonReduction]: Checked pairs total: 620 [2021-06-11 06:19:21,193 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:19:21,193 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 49 [2021-06-11 06:19:21,194 INFO L480 AbstractCegarLoop]: Abstraction has has 74 places, 61 transitions, 477 flow [2021-06-11 06:19:21,194 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 180.83333333333334) internal successors, (1085), 6 states have internal predecessors, (1085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:21,194 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:19:21,195 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:19:21,195 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-06-11 06:19:21,195 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:19:21,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:19:21,195 INFO L82 PathProgramCache]: Analyzing trace with hash -47881188, now seen corresponding path program 1 times [2021-06-11 06:19:21,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:19:21,195 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315432392] [2021-06-11 06:19:21,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:19:21,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:19:21,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:21,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:21,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:21,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:19:21,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:21,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:19:21,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 06:19:21,257 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315432392] [2021-06-11 06:19:21,257 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:19:21,257 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 06:19:21,257 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898465023] [2021-06-11 06:19:21,258 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 06:19:21,258 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:19:21,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 06:19:21,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-11 06:19:21,259 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 189 out of 221 [2021-06-11 06:19:21,260 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 61 transitions, 477 flow. Second operand has 4 states, 4 states have (on average 190.0) internal successors, (760), 4 states have internal predecessors, (760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:21,260 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:19:21,260 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 189 of 221 [2021-06-11 06:19:21,260 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:19:21,355 INFO L129 PetriNetUnfolder]: 314/753 cut-off events. [2021-06-11 06:19:21,355 INFO L130 PetriNetUnfolder]: For 5368/6204 co-relation queries the response was YES. [2021-06-11 06:19:21,360 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4003 conditions, 753 events. 314/753 cut-off events. For 5368/6204 co-relation queries the response was YES. Maximal size of possible extension queue 151. Compared 5549 event pairs, 13 based on Foata normal form. 18/625 useless extension candidates. Maximal degree in co-relation 3973. Up to 482 conditions per place. [2021-06-11 06:19:21,363 INFO L132 encePairwiseOnDemand]: 218/221 looper letters, 4 selfloop transitions, 2 changer transitions 0/63 dead transitions. [2021-06-11 06:19:21,363 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 63 transitions, 503 flow [2021-06-11 06:19:21,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 06:19:21,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 06:19:21,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 763 transitions. [2021-06-11 06:19:21,366 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8631221719457014 [2021-06-11 06:19:21,366 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 763 transitions. [2021-06-11 06:19:21,366 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 763 transitions. [2021-06-11 06:19:21,366 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:19:21,366 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 763 transitions. [2021-06-11 06:19:21,368 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 190.75) internal successors, (763), 4 states have internal predecessors, (763), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:21,369 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 221.0) internal successors, (1105), 5 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:21,370 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 221.0) internal successors, (1105), 5 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:21,370 INFO L185 Difference]: Start difference. First operand has 74 places, 61 transitions, 477 flow. Second operand 4 states and 763 transitions. [2021-06-11 06:19:21,370 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 63 transitions, 503 flow [2021-06-11 06:19:21,421 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 73 places, 63 transitions, 417 flow, removed 30 selfloop flow, removed 4 redundant places. [2021-06-11 06:19:21,424 INFO L241 Difference]: Finished difference. Result has 75 places, 62 transitions, 404 flow [2021-06-11 06:19:21,424 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=391, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=59, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=404, PETRI_PLACES=75, PETRI_TRANSITIONS=62} [2021-06-11 06:19:21,424 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 31 predicate places. [2021-06-11 06:19:21,424 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:19:21,425 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 75 places, 62 transitions, 404 flow [2021-06-11 06:19:21,425 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 75 places, 62 transitions, 404 flow [2021-06-11 06:19:21,425 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 75 places, 62 transitions, 404 flow [2021-06-11 06:19:21,518 INFO L129 PetriNetUnfolder]: 282/703 cut-off events. [2021-06-11 06:19:21,518 INFO L130 PetriNetUnfolder]: For 2773/2944 co-relation queries the response was YES. [2021-06-11 06:19:21,521 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2704 conditions, 703 events. 282/703 cut-off events. For 2773/2944 co-relation queries the response was YES. Maximal size of possible extension queue 139. Compared 5378 event pairs, 10 based on Foata normal form. 8/582 useless extension candidates. Maximal degree in co-relation 2674. Up to 203 conditions per place. [2021-06-11 06:19:21,528 INFO L151 LiptonReduction]: Number of co-enabled transitions 1050 [2021-06-11 06:19:21,536 INFO L163 LiptonReduction]: Checked pairs total: 416 [2021-06-11 06:19:21,536 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:19:21,537 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 113 [2021-06-11 06:19:21,537 INFO L480 AbstractCegarLoop]: Abstraction has has 75 places, 62 transitions, 404 flow [2021-06-11 06:19:21,537 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 190.0) internal successors, (760), 4 states have internal predecessors, (760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:21,537 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:19:21,538 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:19:21,538 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-06-11 06:19:21,538 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:19:21,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:19:21,538 INFO L82 PathProgramCache]: Analyzing trace with hash 1697924736, now seen corresponding path program 2 times [2021-06-11 06:19:21,538 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:19:21,538 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71348907] [2021-06-11 06:19:21,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:19:21,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:19:21,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:21,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:19:21,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:21,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:19:21,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:21,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:19:21,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:21,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:19:21,630 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-06-11 06:19:21,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:19:21,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:21,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:21,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 06:19:21,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71348907] [2021-06-11 06:19:21,640 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:19:21,640 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-11 06:19:21,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354269182] [2021-06-11 06:19:21,640 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-11 06:19:21,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:19:21,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-11 06:19:21,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-11 06:19:21,642 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 221 [2021-06-11 06:19:21,643 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 62 transitions, 404 flow. Second operand has 7 states, 7 states have (on average 180.85714285714286) internal successors, (1266), 7 states have internal predecessors, (1266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:21,643 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:19:21,643 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 221 [2021-06-11 06:19:21,643 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:19:21,817 INFO L129 PetriNetUnfolder]: 287/686 cut-off events. [2021-06-11 06:19:21,818 INFO L130 PetriNetUnfolder]: For 4221/6509 co-relation queries the response was YES. [2021-06-11 06:19:21,822 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3062 conditions, 686 events. 287/686 cut-off events. For 4221/6509 co-relation queries the response was YES. Maximal size of possible extension queue 151. Compared 4978 event pairs, 0 based on Foata normal form. 244/786 useless extension candidates. Maximal degree in co-relation 3030. Up to 190 conditions per place. [2021-06-11 06:19:21,825 INFO L132 encePairwiseOnDemand]: 214/221 looper letters, 2 selfloop transitions, 30 changer transitions 4/67 dead transitions. [2021-06-11 06:19:21,825 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 67 transitions, 534 flow [2021-06-11 06:19:21,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-11 06:19:21,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-06-11 06:19:21,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 2018 transitions. [2021-06-11 06:19:21,830 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8301110654051831 [2021-06-11 06:19:21,830 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 2018 transitions. [2021-06-11 06:19:21,830 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 2018 transitions. [2021-06-11 06:19:21,831 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:19:21,831 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 2018 transitions. [2021-06-11 06:19:21,834 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 183.45454545454547) internal successors, (2018), 11 states have internal predecessors, (2018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:21,838 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 221.0) internal successors, (2652), 12 states have internal predecessors, (2652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:21,839 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 221.0) internal successors, (2652), 12 states have internal predecessors, (2652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:21,839 INFO L185 Difference]: Start difference. First operand has 75 places, 62 transitions, 404 flow. Second operand 11 states and 2018 transitions. [2021-06-11 06:19:21,839 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 67 transitions, 534 flow [2021-06-11 06:19:21,853 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 67 transitions, 521 flow, removed 4 selfloop flow, removed 2 redundant places. [2021-06-11 06:19:21,855 INFO L241 Difference]: Finished difference. Result has 86 places, 63 transitions, 478 flow [2021-06-11 06:19:21,855 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=391, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=29, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=478, PETRI_PLACES=86, PETRI_TRANSITIONS=63} [2021-06-11 06:19:21,855 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 42 predicate places. [2021-06-11 06:19:21,855 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:19:21,855 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 86 places, 63 transitions, 478 flow [2021-06-11 06:19:21,856 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 86 places, 63 transitions, 478 flow [2021-06-11 06:19:21,856 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 85 places, 63 transitions, 478 flow [2021-06-11 06:19:21,907 INFO L129 PetriNetUnfolder]: 243/612 cut-off events. [2021-06-11 06:19:21,907 INFO L130 PetriNetUnfolder]: For 2071/2232 co-relation queries the response was YES. [2021-06-11 06:19:21,911 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2680 conditions, 612 events. 243/612 cut-off events. For 2071/2232 co-relation queries the response was YES. Maximal size of possible extension queue 147. Compared 4627 event pairs, 0 based on Foata normal form. 4/493 useless extension candidates. Maximal degree in co-relation 2647. Up to 170 conditions per place. [2021-06-11 06:19:21,918 INFO L151 LiptonReduction]: Number of co-enabled transitions 1016 [2021-06-11 06:19:21,929 INFO L163 LiptonReduction]: Checked pairs total: 396 [2021-06-11 06:19:21,929 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:19:21,929 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 74 [2021-06-11 06:19:21,930 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 63 transitions, 478 flow [2021-06-11 06:19:21,930 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 180.85714285714286) internal successors, (1266), 7 states have internal predecessors, (1266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:21,930 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:19:21,930 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:19:21,931 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-06-11 06:19:21,931 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:19:21,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:19:21,931 INFO L82 PathProgramCache]: Analyzing trace with hash 6278025, now seen corresponding path program 1 times [2021-06-11 06:19:21,931 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:19:21,931 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020251058] [2021-06-11 06:19:21,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:19:21,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:19:21,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:21,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:21,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:21,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:19:21,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:21,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:19:21,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 06:19:21,976 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020251058] [2021-06-11 06:19:21,977 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:19:21,977 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 06:19:21,977 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107690961] [2021-06-11 06:19:21,977 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 06:19:21,977 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:19:21,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 06:19:21,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-11 06:19:21,978 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 188 out of 221 [2021-06-11 06:19:21,979 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 63 transitions, 478 flow. Second operand has 4 states, 4 states have (on average 189.0) internal successors, (756), 4 states have internal predecessors, (756), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:21,979 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:19:21,979 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 188 of 221 [2021-06-11 06:19:21,979 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:19:22,114 INFO L129 PetriNetUnfolder]: 536/1265 cut-off events. [2021-06-11 06:19:22,115 INFO L130 PetriNetUnfolder]: For 5320/5946 co-relation queries the response was YES. [2021-06-11 06:19:22,123 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5549 conditions, 1265 events. 536/1265 cut-off events. For 5320/5946 co-relation queries the response was YES. Maximal size of possible extension queue 294. Compared 10571 event pairs, 0 based on Foata normal form. 21/1028 useless extension candidates. Maximal degree in co-relation 5514. Up to 375 conditions per place. [2021-06-11 06:19:22,125 INFO L132 encePairwiseOnDemand]: 218/221 looper letters, 3 selfloop transitions, 2 changer transitions 9/64 dead transitions. [2021-06-11 06:19:22,125 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 64 transitions, 490 flow [2021-06-11 06:19:22,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 06:19:22,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 06:19:22,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 758 transitions. [2021-06-11 06:19:22,128 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8574660633484162 [2021-06-11 06:19:22,128 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 758 transitions. [2021-06-11 06:19:22,128 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 758 transitions. [2021-06-11 06:19:22,129 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:19:22,129 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 758 transitions. [2021-06-11 06:19:22,130 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 189.5) internal successors, (758), 4 states have internal predecessors, (758), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:22,132 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 221.0) internal successors, (1105), 5 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:22,132 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 221.0) internal successors, (1105), 5 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:22,132 INFO L185 Difference]: Start difference. First operand has 85 places, 63 transitions, 478 flow. Second operand 4 states and 758 transitions. [2021-06-11 06:19:22,132 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 64 transitions, 490 flow [2021-06-11 06:19:22,199 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 64 transitions, 383 flow, removed 26 selfloop flow, removed 10 redundant places. [2021-06-11 06:19:22,200 INFO L241 Difference]: Finished difference. Result has 80 places, 55 transitions, 331 flow [2021-06-11 06:19:22,200 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=371, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=61, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=331, PETRI_PLACES=80, PETRI_TRANSITIONS=55} [2021-06-11 06:19:22,200 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 36 predicate places. [2021-06-11 06:19:22,200 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:19:22,201 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 80 places, 55 transitions, 331 flow [2021-06-11 06:19:22,201 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 80 places, 55 transitions, 331 flow [2021-06-11 06:19:22,201 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 76 places, 55 transitions, 331 flow [2021-06-11 06:19:22,227 INFO L129 PetriNetUnfolder]: 129/354 cut-off events. [2021-06-11 06:19:22,227 INFO L130 PetriNetUnfolder]: For 566/601 co-relation queries the response was YES. [2021-06-11 06:19:22,229 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1225 conditions, 354 events. 129/354 cut-off events. For 566/601 co-relation queries the response was YES. Maximal size of possible extension queue 67. Compared 2311 event pairs, 0 based on Foata normal form. 3/314 useless extension candidates. Maximal degree in co-relation 1197. Up to 90 conditions per place. [2021-06-11 06:19:22,233 INFO L151 LiptonReduction]: Number of co-enabled transitions 588 [2021-06-11 06:19:22,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:19:22,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:19:22,271 INFO L163 LiptonReduction]: Checked pairs total: 24 [2021-06-11 06:19:22,271 INFO L165 LiptonReduction]: Total number of compositions: 1 [2021-06-11 06:19:22,272 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 72 [2021-06-11 06:19:22,272 INFO L480 AbstractCegarLoop]: Abstraction has has 75 places, 54 transitions, 329 flow [2021-06-11 06:19:22,273 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 189.0) internal successors, (756), 4 states have internal predecessors, (756), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 06:19:22,273 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:19:22,273 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:19:22,273 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-06-11 06:19:22,273 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:19:22,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:19:22,273 INFO L82 PathProgramCache]: Analyzing trace with hash 1119938997, now seen corresponding path program 2 times [2021-06-11 06:19:22,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:19:22,274 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350744727] [2021-06-11 06:19:22,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:19:22,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 06:19:22,302 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 06:19:22,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 06:19:22,336 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 06:19:22,369 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-11 06:19:22,370 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-11 06:19:22,370 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-06-11 06:19:22,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.06 06:19:22 BasicIcfg [2021-06-11 06:19:22,481 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-11 06:19:22,482 INFO L168 Benchmark]: Toolchain (without parser) took 21668.43 ms. Allocated memory was 358.6 MB in the beginning and 692.1 MB in the end (delta: 333.4 MB). Free memory was 320.8 MB in the beginning and 349.7 MB in the end (delta: -28.9 MB). Peak memory consumption was 305.1 MB. Max. memory is 16.0 GB. [2021-06-11 06:19:22,482 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 358.6 MB. Free memory is still 339.4 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-11 06:19:22,482 INFO L168 Benchmark]: CACSL2BoogieTranslator took 501.67 ms. Allocated memory is still 358.6 MB. Free memory was 320.6 MB in the beginning and 317.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB. [2021-06-11 06:19:22,482 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.94 ms. Allocated memory is still 358.6 MB. Free memory was 317.1 MB in the beginning and 315.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 06:19:22,482 INFO L168 Benchmark]: Boogie Preprocessor took 28.94 ms. Allocated memory is still 358.6 MB. Free memory was 315.0 MB in the beginning and 311.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 06:19:22,483 INFO L168 Benchmark]: RCFGBuilder took 1640.73 ms. Allocated memory is still 358.6 MB. Free memory was 311.8 MB in the beginning and 276.8 MB in the end (delta: 35.1 MB). Peak memory consumption was 154.6 MB. Max. memory is 16.0 GB. [2021-06-11 06:19:22,483 INFO L168 Benchmark]: TraceAbstraction took 19438.00 ms. Allocated memory was 358.6 MB in the beginning and 692.1 MB in the end (delta: 333.4 MB). Free memory was 275.7 MB in the beginning and 349.7 MB in the end (delta: -74.0 MB). Peak memory consumption was 258.4 MB. Max. memory is 16.0 GB. [2021-06-11 06:19:22,483 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 358.6 MB. Free memory is still 339.4 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 501.67 ms. Allocated memory is still 358.6 MB. Free memory was 320.6 MB in the beginning and 317.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 52.94 ms. Allocated memory is still 358.6 MB. Free memory was 317.1 MB in the beginning and 315.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 28.94 ms. Allocated memory is still 358.6 MB. Free memory was 315.0 MB in the beginning and 311.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1640.73 ms. Allocated memory is still 358.6 MB. Free memory was 311.8 MB in the beginning and 276.8 MB in the end (delta: 35.1 MB). Peak memory consumption was 154.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 19438.00 ms. Allocated memory was 358.6 MB in the beginning and 692.1 MB in the end (delta: 333.4 MB). Free memory was 275.7 MB in the beginning and 349.7 MB in the end (delta: -74.0 MB). Peak memory consumption was 258.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6199.0ms, 124 PlacesBefore, 44 PlacesAfterwards, 113 TransitionsBefore, 32 TransitionsAfterwards, 2598 CoEnabledTransitionPairs, 8 FixpointIterations, 41 TrivialSequentialCompositions, 53 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 1 ChoiceCompositions, 101 TotalNumberOfCompositions, 7147 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3479, positive: 3277, positive conditional: 0, positive unconditional: 3277, negative: 202, negative conditional: 0, negative unconditional: 202, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1827, positive: 1780, positive conditional: 0, positive unconditional: 1780, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1827, positive: 1780, positive conditional: 0, positive unconditional: 1780, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1827, positive: 1753, positive conditional: 0, positive unconditional: 1753, negative: 74, negative conditional: 0, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 74, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 767, positive: 57, positive conditional: 0, positive unconditional: 57, negative: 710, negative conditional: 0, negative unconditional: 710, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3479, positive: 1497, positive conditional: 0, positive unconditional: 1497, negative: 155, negative conditional: 0, negative unconditional: 155, unknown: 1827, unknown conditional: 0, unknown unconditional: 1827] , Statistics on independence cache: Total cache size (in pairs): 3195, Positive cache size: 3148, Positive conditional cache size: 0, Positive unconditional cache size: 3148, Negative cache size: 47, Negative conditional cache size: 0, Negative unconditional cache size: 47 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8946.1ms, 40 PlacesBefore, 39 PlacesAfterwards, 29 TransitionsBefore, 28 TransitionsAfterwards, 422 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 978 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 270, positive: 218, positive conditional: 0, positive unconditional: 218, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 63, positive: 46, positive conditional: 0, positive unconditional: 46, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 63, positive: 46, positive conditional: 0, positive unconditional: 46, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 63, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 18, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 489, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 476, negative conditional: 0, negative unconditional: 476, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 270, positive: 172, positive conditional: 0, positive unconditional: 172, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 63, unknown conditional: 0, unknown unconditional: 63] , Statistics on independence cache: Total cache size (in pairs): 3298, Positive cache size: 3234, Positive conditional cache size: 0, Positive unconditional cache size: 3234, Negative cache size: 64, Negative conditional cache size: 0, Negative unconditional cache size: 64 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 237.4ms, 42 PlacesBefore, 37 PlacesAfterwards, 26 TransitionsBefore, 25 TransitionsAfterwards, 328 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 713 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 337, positive: 294, positive conditional: 0, positive unconditional: 294, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 19, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 19, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 88, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 88, negative conditional: 0, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 337, positive: 279, positive conditional: 0, positive unconditional: 279, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 19, unknown conditional: 0, unknown unconditional: 19] , Statistics on independence cache: Total cache size (in pairs): 3396, Positive cache size: 3328, Positive conditional cache size: 0, Positive unconditional cache size: 3328, Negative cache size: 68, Negative conditional cache size: 0, Negative unconditional cache size: 68 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8.0ms, 38 PlacesBefore, 38 PlacesAfterwards, 27 TransitionsBefore, 27 TransitionsAfterwards, 354 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 286 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 120, positive: 103, positive conditional: 0, positive unconditional: 103, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 120, positive: 102, positive conditional: 0, positive unconditional: 102, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 3397, Positive cache size: 3329, Positive conditional cache size: 0, Positive unconditional cache size: 3329, Negative cache size: 68, Negative conditional cache size: 0, Negative unconditional cache size: 68 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 42.4ms, 42 PlacesBefore, 42 PlacesAfterwards, 31 TransitionsBefore, 31 TransitionsAfterwards, 428 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 267 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 142, positive: 128, positive conditional: 0, positive unconditional: 128, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 30, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 142, positive: 127, positive conditional: 0, positive unconditional: 127, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 3401, Positive cache size: 3330, Positive conditional cache size: 0, Positive unconditional cache size: 3330, Negative cache size: 71, Negative conditional cache size: 0, Negative unconditional cache size: 71 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 28.8ms, 47 PlacesBefore, 47 PlacesAfterwards, 36 TransitionsBefore, 36 TransitionsAfterwards, 518 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 262 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 149, positive: 137, positive conditional: 0, positive unconditional: 137, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 149, positive: 134, positive conditional: 0, positive unconditional: 134, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 3404, Positive cache size: 3333, Positive conditional cache size: 0, Positive unconditional cache size: 3333, Negative cache size: 71, Negative conditional cache size: 0, Negative unconditional cache size: 71 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 31.5ms, 54 PlacesBefore, 54 PlacesAfterwards, 43 TransitionsBefore, 43 TransitionsAfterwards, 630 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 359 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 175, positive: 160, positive conditional: 0, positive unconditional: 160, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 175, positive: 160, positive conditional: 0, positive unconditional: 160, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3404, Positive cache size: 3333, Positive conditional cache size: 0, Positive unconditional cache size: 3333, Negative cache size: 71, Negative conditional cache size: 0, Negative unconditional cache size: 71 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 125.5ms, 58 PlacesBefore, 58 PlacesAfterwards, 52 TransitionsBefore, 52 TransitionsAfterwards, 850 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 406 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 120, positive conditional: 0, positive unconditional: 120, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 133, positive: 119, positive conditional: 0, positive unconditional: 119, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 3405, Positive cache size: 3334, Positive conditional cache size: 0, Positive unconditional cache size: 3334, Negative cache size: 71, Negative conditional cache size: 0, Negative unconditional cache size: 71 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 54.8ms, 66 PlacesBefore, 66 PlacesAfterwards, 61 TransitionsBefore, 61 TransitionsAfterwards, 1010 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 551 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 149, positive: 134, positive conditional: 0, positive unconditional: 134, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 149, positive: 134, positive conditional: 0, positive unconditional: 134, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3405, Positive cache size: 3334, Positive conditional cache size: 0, Positive unconditional cache size: 3334, Negative cache size: 71, Negative conditional cache size: 0, Negative unconditional cache size: 71 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 71.6ms, 66 PlacesBefore, 66 PlacesAfterwards, 59 TransitionsBefore, 59 TransitionsAfterwards, 974 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 527 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 370, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 370, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3405, Positive cache size: 3334, Positive conditional cache size: 0, Positive unconditional cache size: 3334, Negative cache size: 71, Negative conditional cache size: 0, Negative unconditional cache size: 71 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 49.2ms, 74 PlacesBefore, 74 PlacesAfterwards, 61 TransitionsBefore, 61 TransitionsAfterwards, 1024 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 620 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 403, positive: 387, positive conditional: 0, positive unconditional: 387, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 403, positive: 387, positive conditional: 0, positive unconditional: 387, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3405, Positive cache size: 3334, Positive conditional cache size: 0, Positive unconditional cache size: 3334, Negative cache size: 71, Negative conditional cache size: 0, Negative unconditional cache size: 71 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 111.6ms, 75 PlacesBefore, 75 PlacesAfterwards, 62 TransitionsBefore, 62 TransitionsAfterwards, 1050 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 416 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 187, positive: 177, positive conditional: 0, positive unconditional: 177, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 187, positive: 177, positive conditional: 0, positive unconditional: 177, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3405, Positive cache size: 3334, Positive conditional cache size: 0, Positive unconditional cache size: 3334, Negative cache size: 71, Negative conditional cache size: 0, Negative unconditional cache size: 71 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 73.4ms, 86 PlacesBefore, 85 PlacesAfterwards, 63 TransitionsBefore, 63 TransitionsAfterwards, 1016 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 396 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 288, positive: 278, positive conditional: 0, positive unconditional: 278, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 288, positive: 278, positive conditional: 0, positive unconditional: 278, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 3406, Positive cache size: 3334, Positive conditional cache size: 0, Positive unconditional cache size: 3334, Negative cache size: 72, Negative conditional cache size: 0, Negative unconditional cache size: 72 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 70.7ms, 80 PlacesBefore, 75 PlacesAfterwards, 55 TransitionsBefore, 54 TransitionsAfterwards, 588 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 24 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 24, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 24, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3497, Positive cache size: 3425, Positive conditional cache size: 0, Positive unconditional cache size: 3425, Negative cache size: 72, Negative conditional cache size: 0, Negative unconditional cache size: 72 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p1_EAX = 0; [L714] 0 int __unbuffered_p3_EAX = 0; [L716] 0 int __unbuffered_p3_EBX = 0; [L718] 0 int a = 0; [L720] 0 int b = 0; [L721] 0 _Bool main$tmp_guard0; [L722] 0 _Bool main$tmp_guard1; [L724] 0 int x = 0; [L726] 0 int y = 0; [L728] 0 int z = 0; [L729] 0 _Bool z$flush_delayed; [L730] 0 int z$mem_tmp; [L731] 0 _Bool z$r_buff0_thd0; [L732] 0 _Bool z$r_buff0_thd1; [L733] 0 _Bool z$r_buff0_thd2; [L734] 0 _Bool z$r_buff0_thd3; [L735] 0 _Bool z$r_buff0_thd4; [L736] 0 _Bool z$r_buff1_thd0; [L737] 0 _Bool z$r_buff1_thd1; [L738] 0 _Bool z$r_buff1_thd2; [L739] 0 _Bool z$r_buff1_thd3; [L740] 0 _Bool z$r_buff1_thd4; [L741] 0 _Bool z$read_delayed; [L742] 0 int *z$read_delayed_var; [L743] 0 int z$w_buff0; [L744] 0 _Bool z$w_buff0_used; [L745] 0 int z$w_buff1; [L746] 0 _Bool z$w_buff1_used; [L747] 0 _Bool weak$$choice0; [L748] 0 _Bool weak$$choice2; [L846] 0 pthread_t t1189; [L847] FCALL, FORK 0 pthread_create(&t1189, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L848] 0 pthread_t t1190; [L849] FCALL, FORK 0 pthread_create(&t1190, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L850] 0 pthread_t t1191; [L851] FCALL, FORK 0 pthread_create(&t1191, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L852] 0 pthread_t t1192; [L853] FCALL, FORK 0 pthread_create(&t1192, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L802] 4 z$w_buff1 = z$w_buff0 [L803] 4 z$w_buff0 = 2 [L804] 4 z$w_buff1_used = z$w_buff0_used [L805] 4 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 4 !(!expression) [L807] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L808] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L809] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L810] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L811] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L812] 4 z$r_buff0_thd4 = (_Bool)1 [L815] 4 a = 1 [L818] 4 __unbuffered_p3_EAX = a VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L821] 4 __unbuffered_p3_EBX = b VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L752] 1 b = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L755] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L767] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L770] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L782] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L785] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L824] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L824] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L825] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L825] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L826] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L826] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L827] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L827] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L828] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L828] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L760] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L762] 1 return 0; [L775] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L777] 2 return 0; [L788] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L788] EXPR 3 z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z [L788] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L788] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L789] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L789] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L790] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L790] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L791] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L791] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L792] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L792] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L795] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L797] 3 return 0; [L831] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L833] 4 return 0; [L855] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L859] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L859] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L859] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L859] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L860] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L860] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L861] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L861] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L862] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L862] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L863] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L863] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L866] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L867] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L868] 0 z$flush_delayed = weak$$choice2 [L869] 0 z$mem_tmp = z [L870] EXPR 0 !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff1) [L870] 0 z = !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff1) [L871] EXPR 0 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff0)) [L871] 0 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff0)) [L872] EXPR 0 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff1 : z$w_buff1)) [L872] 0 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff1 : z$w_buff1)) [L873] EXPR 0 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used)) [L873] 0 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used)) [L874] EXPR 0 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L874] 0 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L875] EXPR 0 weak$$choice2 ? z$r_buff0_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff0_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0)) [L875] 0 z$r_buff0_thd0 = weak$$choice2 ? z$r_buff0_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff0_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0)) [L876] EXPR 0 weak$$choice2 ? z$r_buff1_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff1_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L876] 0 z$r_buff1_thd0 = weak$$choice2 ? z$r_buff1_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff1_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L877] 0 main$tmp_guard1 = !(x == 2 && z == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L878] EXPR 0 z$flush_delayed ? z$mem_tmp : z [L878] 0 z = z$flush_delayed ? z$mem_tmp : z [L879] 0 z$flush_delayed = (_Bool)0 [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 116 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 8.1ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 19235.2ms, OverallIterations: 14, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1627.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6277.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 48 SDtfs, 31 SDslu, 22 SDs, 0 SdLazy, 286 SolverSat, 85 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 325.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 324.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=478occurred in iteration=12, InterpolantAutomatonStates: 69, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 41.7ms SsaConstructionTime, 450.8ms SatisfiabilityAnalysisTime, 731.7ms InterpolantComputationTime, 236 NumberOfCodeBlocks, 236 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 198 ConstructedInterpolants, 0 QuantifiedInterpolants, 969 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...