/usr/bin/java -Xmx8000000000 -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-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe027_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-12 21:13:11,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-12 21:13:11,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-12 21:13:11,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-12 21:13:11,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-12 21:13:11,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-12 21:13:11,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-12 21:13:11,052 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-12 21:13:11,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-12 21:13:11,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-12 21:13:11,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-12 21:13:11,063 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-12 21:13:11,064 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-12 21:13:11,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-12 21:13:11,066 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-12 21:13:11,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-12 21:13:11,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-08-12 21:13:11,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-12 21:13:11,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-12 21:13:11,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-12 21:13:11,082 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-NoLbe.epf [2021-08-12 21:13:11,110 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-12 21:13:11,110 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-12 21:13:11,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-12 21:13:11,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-12 21:13:11,113 INFO L138 SettingsManager]: * Use SBE=true [2021-08-12 21:13:11,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-12 21:13:11,113 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-12 21:13:11,113 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-12 21:13:11,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-12 21:13:11,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-12 21:13:11,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-12 21:13:11,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-12 21:13:11,115 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-12 21:13:11,115 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-12 21:13:11,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-12 21:13:11,115 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-12 21:13:11,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-12 21:13:11,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-12 21:13:11,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-12 21:13:11,115 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-12 21:13:11,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-12 21:13:11,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-12 21:13:11,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-12 21:13:11,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-12 21:13:11,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-12 21:13:11,116 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-12 21:13:11,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-12 21:13:11,116 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-12 21:13:11,116 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-08-12 21:13:11,116 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-12 21:13:11,116 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-12 21:13:11,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-12 21:13:11,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-12 21:13:11,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-12 21:13:11,404 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-12 21:13:11,417 INFO L275 PluginConnector]: CDTParser initialized [2021-08-12 21:13:11,418 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe027_pso.oepc.i [2021-08-12 21:13:11,464 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7af458d1/ac4cd9d9015240ada9162fa278512982/FLAGafa40ac7c [2021-08-12 21:13:12,001 INFO L306 CDTParser]: Found 1 translation units. [2021-08-12 21:13:12,001 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_pso.oepc.i [2021-08-12 21:13:12,016 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7af458d1/ac4cd9d9015240ada9162fa278512982/FLAGafa40ac7c [2021-08-12 21:13:12,256 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7af458d1/ac4cd9d9015240ada9162fa278512982 [2021-08-12 21:13:12,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-12 21:13:12,260 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-12 21:13:12,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-12 21:13:12,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-12 21:13:12,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-12 21:13:12,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 09:13:12" (1/1) ... [2021-08-12 21:13:12,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e80037d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:13:12, skipping insertion in model container [2021-08-12 21:13:12,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 09:13:12" (1/1) ... [2021-08-12 21:13:12,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-12 21:13:12,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-12 21:13:12,430 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_pso.oepc.i[950,963] [2021-08-12 21:13:12,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 21:13:12,607 INFO L203 MainTranslator]: Completed pre-run [2021-08-12 21:13:12,615 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_pso.oepc.i[950,963] [2021-08-12 21:13:12,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 21:13:12,697 INFO L208 MainTranslator]: Completed translation [2021-08-12 21:13:12,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:13:12 WrapperNode [2021-08-12 21:13:12,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-12 21:13:12,699 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-12 21:13:12,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-12 21:13:12,700 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-12 21:13:12,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:13:12" (1/1) ... [2021-08-12 21:13:12,727 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:13:12" (1/1) ... [2021-08-12 21:13:12,744 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-12 21:13:12,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-12 21:13:12,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-12 21:13:12,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-12 21:13:12,750 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:13:12" (1/1) ... [2021-08-12 21:13:12,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:13:12" (1/1) ... [2021-08-12 21:13:12,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:13:12" (1/1) ... [2021-08-12 21:13:12,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:13:12" (1/1) ... [2021-08-12 21:13:12,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:13:12" (1/1) ... [2021-08-12 21:13:12,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:13:12" (1/1) ... [2021-08-12 21:13:12,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:13:12" (1/1) ... [2021-08-12 21:13:12,770 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-12 21:13:12,770 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-12 21:13:12,770 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-12 21:13:12,771 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-12 21:13:12,771 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:13:12" (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 [2021-08-12 21:13:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-12 21:13:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-12 21:13:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-12 21:13:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-12 21:13:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-12 21:13:12,919 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-12 21:13:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-12 21:13:12,920 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-12 21:13:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-12 21:13:12,920 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-12 21:13:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-08-12 21:13:12,920 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-08-12 21:13:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-12 21:13:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-12 21:13:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-12 21:13:12,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-12 21:13:12,921 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-12 21:13:13,280 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-12 21:13:13,280 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-08-12 21:13:13,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 09:13:13 BoogieIcfgContainer [2021-08-12 21:13:13,282 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-12 21:13:13,283 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-12 21:13:13,283 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-12 21:13:13,285 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-12 21:13:13,285 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.08 09:13:12" (1/3) ... [2021-08-12 21:13:13,285 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c4093bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 09:13:13, skipping insertion in model container [2021-08-12 21:13:13,285 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:13:12" (2/3) ... [2021-08-12 21:13:13,286 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c4093bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 09:13:13, skipping insertion in model container [2021-08-12 21:13:13,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 09:13:13" (3/3) ... [2021-08-12 21:13:13,286 INFO L111 eAbstractionObserver]: Analyzing ICFG safe027_pso.oepc.i [2021-08-12 21:13:13,290 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-12 21:13:13,290 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-12 21:13:13,290 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-12 21:13:13,307 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,308 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,308 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,308 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,308 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,308 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,308 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,308 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,308 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,308 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,308 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,309 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,309 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,309 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,309 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,309 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,309 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,309 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,309 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,309 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,309 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,310 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,310 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,310 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,310 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,310 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,310 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,310 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,310 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,311 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,311 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,311 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,311 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,311 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,311 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,311 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,312 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,312 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,312 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,312 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,312 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,312 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,313 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,313 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,313 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,313 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,316 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,316 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,316 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,316 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,317 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,318 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,318 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,318 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,319 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,319 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,319 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,319 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:13:13,320 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-12 21:13:13,334 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-08-12 21:13:13,346 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 21:13:13,346 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-12 21:13:13,346 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 21:13:13,346 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 21:13:13,347 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 21:13:13,347 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 21:13:13,347 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 21:13:13,347 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 21:13:13,354 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 110 places, 99 transitions, 218 flow [2021-08-12 21:13:13,382 INFO L129 PetriNetUnfolder]: 2/95 cut-off events. [2021-08-12 21:13:13,383 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 21:13:13,386 INFO L84 FinitePrefix]: Finished finitePrefix Result has 108 conditions, 95 events. 2/95 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 52 event pairs, 0 based on Foata normal form. 0/92 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2021-08-12 21:13:13,386 INFO L82 GeneralOperation]: Start removeDead. Operand has 110 places, 99 transitions, 218 flow [2021-08-12 21:13:13,389 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 93 places, 81 transitions, 174 flow [2021-08-12 21:13:13,404 INFO L129 PetriNetUnfolder]: 1/80 cut-off events. [2021-08-12 21:13:13,405 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 21:13:13,405 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 21:13:13,406 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 21:13:13,406 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 21:13:13,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 21:13:13,410 INFO L82 PathProgramCache]: Analyzing trace with hash -1244979450, now seen corresponding path program 1 times [2021-08-12 21:13:13,417 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 21:13:13,417 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38138120] [2021-08-12 21:13:13,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 21:13:13,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 21:13:13,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:13,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:13,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:13,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:13,657 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-12 21:13:13,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-12 21:13:13,668 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 21:13:13,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 21:13:13,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:13,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 21:13:13,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:13,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 21:13:13,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:13,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:13,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 21:13:13,700 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 21:13:13,700 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38138120] [2021-08-12 21:13:13,701 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38138120] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 21:13:13,701 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 21:13:13,701 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 21:13:13,701 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359581253] [2021-08-12 21:13:13,706 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 21:13:13,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 21:13:13,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 21:13:13,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 21:13:13,718 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 99 [2021-08-12 21:13:13,721 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 81 transitions, 174 flow. Second operand has 7 states, 7 states have (on average 82.42857142857143) internal successors, (577), 7 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:13,721 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 21:13:13,721 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 99 [2021-08-12 21:13:13,722 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 21:13:13,880 INFO L129 PetriNetUnfolder]: 81/255 cut-off events. [2021-08-12 21:13:13,880 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 21:13:13,882 INFO L84 FinitePrefix]: Finished finitePrefix Result has 429 conditions, 255 events. 81/255 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 869 event pairs, 15 based on Foata normal form. 11/256 useless extension candidates. Maximal degree in co-relation 393. Up to 77 conditions per place. [2021-08-12 21:13:13,883 INFO L132 encePairwiseOnDemand]: 90/99 looper letters, 12 selfloop transitions, 4 changer transitions 25/107 dead transitions. [2021-08-12 21:13:13,883 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 107 transitions, 308 flow [2021-08-12 21:13:13,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-12 21:13:13,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-12 21:13:13,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 855 transitions. [2021-08-12 21:13:13,896 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8636363636363636 [2021-08-12 21:13:13,896 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 855 transitions. [2021-08-12 21:13:13,897 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 855 transitions. [2021-08-12 21:13:13,899 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 21:13:13,900 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 855 transitions. [2021-08-12 21:13:13,905 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 85.5) internal successors, (855), 10 states have internal predecessors, (855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:13,912 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 99.0) internal successors, (1089), 11 states have internal predecessors, (1089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:13,913 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 99.0) internal successors, (1089), 11 states have internal predecessors, (1089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:13,913 INFO L348 CegarLoopForPetriNet]: 93 programPoint places, 9 predicate places. [2021-08-12 21:13:13,913 INFO L482 AbstractCegarLoop]: Abstraction has has 102 places, 107 transitions, 308 flow [2021-08-12 21:13:13,914 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 82.42857142857143) internal successors, (577), 7 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:13,914 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 21:13:13,914 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 21:13:13,914 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-12 21:13:13,914 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 21:13:13,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 21:13:13,915 INFO L82 PathProgramCache]: Analyzing trace with hash 251096935, now seen corresponding path program 1 times [2021-08-12 21:13:13,915 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 21:13:13,915 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378653294] [2021-08-12 21:13:13,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 21:13:13,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 21:13:13,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:13,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:13,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:13,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:13,976 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-12 21:13:13,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-12 21:13:13,985 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 21:13:13,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 21:13:13,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:13,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 21:13:14,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:14,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 21:13:14,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:14,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:14,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 21:13:14,015 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 21:13:14,015 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378653294] [2021-08-12 21:13:14,015 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378653294] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 21:13:14,015 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 21:13:14,015 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 21:13:14,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470965258] [2021-08-12 21:13:14,016 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 21:13:14,016 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 21:13:14,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 21:13:14,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-12 21:13:14,019 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 99 [2021-08-12 21:13:14,019 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 107 transitions, 308 flow. Second operand has 7 states, 7 states have (on average 80.71428571428571) internal successors, (565), 7 states have internal predecessors, (565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:14,019 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 21:13:14,019 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 99 [2021-08-12 21:13:14,020 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 21:13:14,379 INFO L129 PetriNetUnfolder]: 363/880 cut-off events. [2021-08-12 21:13:14,379 INFO L130 PetriNetUnfolder]: For 68/448 co-relation queries the response was YES. [2021-08-12 21:13:14,383 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1986 conditions, 880 events. 363/880 cut-off events. For 68/448 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 5337 event pairs, 15 based on Foata normal form. 18/874 useless extension candidates. Maximal degree in co-relation 1943. Up to 279 conditions per place. [2021-08-12 21:13:14,386 INFO L132 encePairwiseOnDemand]: 85/99 looper letters, 22 selfloop transitions, 14 changer transitions 130/230 dead transitions. [2021-08-12 21:13:14,386 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 230 transitions, 1118 flow [2021-08-12 21:13:14,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-12 21:13:14,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-08-12 21:13:14,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1441 transitions. [2021-08-12 21:13:14,393 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8562091503267973 [2021-08-12 21:13:14,393 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 1441 transitions. [2021-08-12 21:13:14,393 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 1441 transitions. [2021-08-12 21:13:14,395 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 21:13:14,395 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 1441 transitions. [2021-08-12 21:13:14,398 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 84.76470588235294) internal successors, (1441), 17 states have internal predecessors, (1441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:14,402 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 99.0) internal successors, (1782), 18 states have internal predecessors, (1782), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:14,403 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 99.0) internal successors, (1782), 18 states have internal predecessors, (1782), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:14,404 INFO L348 CegarLoopForPetriNet]: 93 programPoint places, 25 predicate places. [2021-08-12 21:13:14,404 INFO L482 AbstractCegarLoop]: Abstraction has has 118 places, 230 transitions, 1118 flow [2021-08-12 21:13:14,404 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 80.71428571428571) internal successors, (565), 7 states have internal predecessors, (565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:14,404 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 21:13:14,404 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 21:13:14,405 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-12 21:13:14,405 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 21:13:14,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 21:13:14,412 INFO L82 PathProgramCache]: Analyzing trace with hash 890733040, now seen corresponding path program 1 times [2021-08-12 21:13:14,413 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 21:13:14,413 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738102657] [2021-08-12 21:13:14,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 21:13:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 21:13:14,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:14,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:14,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:14,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:14,506 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-12 21:13:14,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-12 21:13:14,522 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 21:13:14,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 21:13:14,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:14,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 21:13:14,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:14,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 21:13:14,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:14,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:14,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 21:13:14,560 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 21:13:14,562 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738102657] [2021-08-12 21:13:14,562 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738102657] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 21:13:14,562 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 21:13:14,563 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 21:13:14,565 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917514179] [2021-08-12 21:13:14,565 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 21:13:14,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 21:13:14,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 21:13:14,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 21:13:14,567 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 99 [2021-08-12 21:13:14,567 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 118 places, 230 transitions, 1118 flow. Second operand has 7 states, 7 states have (on average 82.71428571428571) internal successors, (579), 7 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) [2021-08-12 21:13:14,567 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 21:13:14,567 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 99 [2021-08-12 21:13:14,567 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 21:13:14,808 INFO L129 PetriNetUnfolder]: 487/1274 cut-off events. [2021-08-12 21:13:14,809 INFO L130 PetriNetUnfolder]: For 497/1511 co-relation queries the response was YES. [2021-08-12 21:13:14,811 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3463 conditions, 1274 events. 487/1274 cut-off events. For 497/1511 co-relation queries the response was YES. Maximal size of possible extension queue 155. Compared 9209 event pairs, 12 based on Foata normal form. 9/1267 useless extension candidates. Maximal degree in co-relation 3414. Up to 357 conditions per place. [2021-08-12 21:13:14,814 INFO L132 encePairwiseOnDemand]: 93/99 looper letters, 31 selfloop transitions, 7 changer transitions 289/394 dead transitions. [2021-08-12 21:13:14,814 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 394 transitions, 2744 flow [2021-08-12 21:13:14,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-12 21:13:14,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-12 21:13:14,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 772 transitions. [2021-08-12 21:13:14,816 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8664421997755332 [2021-08-12 21:13:14,816 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 772 transitions. [2021-08-12 21:13:14,816 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 772 transitions. [2021-08-12 21:13:14,816 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 21:13:14,816 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 772 transitions. [2021-08-12 21:13:14,819 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 85.77777777777777) internal successors, (772), 9 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:14,820 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 99.0) internal successors, (990), 10 states have internal predecessors, (990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:14,820 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 99.0) internal successors, (990), 10 states have internal predecessors, (990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:14,821 INFO L348 CegarLoopForPetriNet]: 93 programPoint places, 33 predicate places. [2021-08-12 21:13:14,821 INFO L482 AbstractCegarLoop]: Abstraction has has 126 places, 394 transitions, 2744 flow [2021-08-12 21:13:14,821 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 82.71428571428571) internal successors, (579), 7 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) [2021-08-12 21:13:14,821 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 21:13:14,821 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 21:13:14,821 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-12 21:13:14,821 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 21:13:14,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 21:13:14,823 INFO L82 PathProgramCache]: Analyzing trace with hash 1587474572, now seen corresponding path program 1 times [2021-08-12 21:13:14,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 21:13:14,823 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812365728] [2021-08-12 21:13:14,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 21:13:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 21:13:14,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:14,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:14,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:14,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:14,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:14,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:14,928 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-12 21:13:14,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-12 21:13:14,943 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 21:13:14,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 21:13:14,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:14,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 21:13:14,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:14,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 21:13:14,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:14,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:14,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 21:13:14,974 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 21:13:14,974 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812365728] [2021-08-12 21:13:14,974 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812365728] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 21:13:14,974 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 21:13:14,974 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-12 21:13:14,975 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459570136] [2021-08-12 21:13:14,975 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-12 21:13:14,975 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 21:13:14,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-12 21:13:14,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-08-12 21:13:14,978 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 99 [2021-08-12 21:13:14,981 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 394 transitions, 2744 flow. Second operand has 8 states, 8 states have (on average 80.625) internal successors, (645), 8 states have internal predecessors, (645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:14,981 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 21:13:14,981 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 99 [2021-08-12 21:13:14,981 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 21:13:15,314 INFO L129 PetriNetUnfolder]: 521/1272 cut-off events. [2021-08-12 21:13:15,315 INFO L130 PetriNetUnfolder]: For 583/5123 co-relation queries the response was YES. [2021-08-12 21:13:15,317 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4681 conditions, 1272 events. 521/1272 cut-off events. For 583/5123 co-relation queries the response was YES. Maximal size of possible extension queue 159. Compared 9021 event pairs, 12 based on Foata normal form. 34/1287 useless extension candidates. Maximal degree in co-relation 4625. Up to 460 conditions per place. [2021-08-12 21:13:15,319 INFO L132 encePairwiseOnDemand]: 89/99 looper letters, 15 selfloop transitions, 7 changer transitions 369/455 dead transitions. [2021-08-12 21:13:15,319 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 455 transitions, 3990 flow [2021-08-12 21:13:15,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-12 21:13:15,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-08-12 21:13:15,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1178 transitions. [2021-08-12 21:13:15,321 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.84992784992785 [2021-08-12 21:13:15,321 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1178 transitions. [2021-08-12 21:13:15,322 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1178 transitions. [2021-08-12 21:13:15,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 21:13:15,322 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1178 transitions. [2021-08-12 21:13:15,324 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 84.14285714285714) internal successors, (1178), 14 states have internal predecessors, (1178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:15,325 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 99.0) internal successors, (1485), 15 states have internal predecessors, (1485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:15,326 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 99.0) internal successors, (1485), 15 states have internal predecessors, (1485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:15,326 INFO L348 CegarLoopForPetriNet]: 93 programPoint places, 46 predicate places. [2021-08-12 21:13:15,326 INFO L482 AbstractCegarLoop]: Abstraction has has 139 places, 455 transitions, 3990 flow [2021-08-12 21:13:15,326 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 80.625) internal successors, (645), 8 states have internal predecessors, (645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:15,326 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 21:13:15,326 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 21:13:15,327 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-12 21:13:15,327 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 21:13:15,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 21:13:15,327 INFO L82 PathProgramCache]: Analyzing trace with hash 2138458533, now seen corresponding path program 1 times [2021-08-12 21:13:15,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 21:13:15,327 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65661325] [2021-08-12 21:13:15,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 21:13:15,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 21:13:15,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:15,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:15,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:15,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:15,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:15,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:15,366 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 21:13:15,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 21:13:15,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:15,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 21:13:15,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:15,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 21:13:15,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:15,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:15,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 21:13:15,392 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 21:13:15,392 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65661325] [2021-08-12 21:13:15,392 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65661325] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 21:13:15,393 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 21:13:15,393 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 21:13:15,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088192523] [2021-08-12 21:13:15,393 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 21:13:15,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 21:13:15,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 21:13:15,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-12 21:13:15,394 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 99 [2021-08-12 21:13:15,395 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 139 places, 455 transitions, 3990 flow. Second operand has 7 states, 7 states have (on average 85.28571428571429) internal successors, (597), 7 states have internal predecessors, (597), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:15,395 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 21:13:15,395 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 99 [2021-08-12 21:13:15,395 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 21:13:15,909 INFO L129 PetriNetUnfolder]: 1716/3586 cut-off events. [2021-08-12 21:13:15,909 INFO L130 PetriNetUnfolder]: For 3719/14968 co-relation queries the response was YES. [2021-08-12 21:13:15,920 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14638 conditions, 3586 events. 1716/3586 cut-off events. For 3719/14968 co-relation queries the response was YES. Maximal size of possible extension queue 430. Compared 30053 event pairs, 15 based on Foata normal form. 24/3551 useless extension candidates. Maximal degree in co-relation 14578. Up to 1234 conditions per place. [2021-08-12 21:13:15,926 INFO L132 encePairwiseOnDemand]: 91/99 looper letters, 9 selfloop transitions, 6 changer transitions 790/877 dead transitions. [2021-08-12 21:13:15,926 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 877 transitions, 9572 flow [2021-08-12 21:13:15,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-12 21:13:15,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-12 21:13:15,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1137 transitions. [2021-08-12 21:13:15,928 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8834498834498834 [2021-08-12 21:13:15,929 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1137 transitions. [2021-08-12 21:13:15,929 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1137 transitions. [2021-08-12 21:13:15,929 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 21:13:15,929 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1137 transitions. [2021-08-12 21:13:15,931 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 87.46153846153847) internal successors, (1137), 13 states have internal predecessors, (1137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:15,933 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 99.0) internal successors, (1386), 14 states have internal predecessors, (1386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:15,933 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 99.0) internal successors, (1386), 14 states have internal predecessors, (1386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:15,933 INFO L348 CegarLoopForPetriNet]: 93 programPoint places, 58 predicate places. [2021-08-12 21:13:15,933 INFO L482 AbstractCegarLoop]: Abstraction has has 151 places, 877 transitions, 9572 flow [2021-08-12 21:13:15,934 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 85.28571428571429) internal successors, (597), 7 states have internal predecessors, (597), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:15,934 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 21:13:15,934 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 21:13:15,934 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-12 21:13:15,934 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 21:13:15,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 21:13:15,935 INFO L82 PathProgramCache]: Analyzing trace with hash 1404118512, now seen corresponding path program 1 times [2021-08-12 21:13:15,935 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 21:13:15,935 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117957835] [2021-08-12 21:13:15,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 21:13:15,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 21:13:15,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:15,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:15,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:15,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:16,000 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 21:13:16,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 21:13:16,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:16,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 21:13:16,020 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 21:13:16,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 21:13:16,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:16,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:16,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 21:13:16,029 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 21:13:16,029 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117957835] [2021-08-12 21:13:16,030 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [117957835] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 21:13:16,030 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 21:13:16,030 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 21:13:16,030 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095681962] [2021-08-12 21:13:16,030 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 21:13:16,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 21:13:16,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 21:13:16,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-12 21:13:16,031 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 99 [2021-08-12 21:13:16,032 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 151 places, 877 transitions, 9572 flow. Second operand has 6 states, 6 states have (on average 85.16666666666667) internal successors, (511), 6 states have internal predecessors, (511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:16,032 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 21:13:16,032 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 99 [2021-08-12 21:13:16,032 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 21:13:17,820 INFO L129 PetriNetUnfolder]: 5729/11461 cut-off events. [2021-08-12 21:13:17,820 INFO L130 PetriNetUnfolder]: For 6127/11300 co-relation queries the response was YES. [2021-08-12 21:13:17,862 INFO L84 FinitePrefix]: Finished finitePrefix Result has 37631 conditions, 11461 events. 5729/11461 cut-off events. For 6127/11300 co-relation queries the response was YES. Maximal size of possible extension queue 1031. Compared 113020 event pairs, 184 based on Foata normal form. 44/10630 useless extension candidates. Maximal degree in co-relation 37568. Up to 3013 conditions per place. [2021-08-12 21:13:17,894 INFO L132 encePairwiseOnDemand]: 88/99 looper letters, 29 selfloop transitions, 20 changer transitions 287/786 dead transitions. [2021-08-12 21:13:17,895 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 160 places, 786 transitions, 8208 flow [2021-08-12 21:13:17,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-12 21:13:17,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-12 21:13:17,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 891 transitions. [2021-08-12 21:13:17,897 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9 [2021-08-12 21:13:17,897 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 891 transitions. [2021-08-12 21:13:17,897 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 891 transitions. [2021-08-12 21:13:17,897 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 21:13:17,898 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 891 transitions. [2021-08-12 21:13:17,899 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 89.1) internal successors, (891), 10 states have internal predecessors, (891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:17,900 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 99.0) internal successors, (1089), 11 states have internal predecessors, (1089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:17,900 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 99.0) internal successors, (1089), 11 states have internal predecessors, (1089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:17,901 INFO L348 CegarLoopForPetriNet]: 93 programPoint places, 67 predicate places. [2021-08-12 21:13:17,901 INFO L482 AbstractCegarLoop]: Abstraction has has 160 places, 786 transitions, 8208 flow [2021-08-12 21:13:17,901 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 85.16666666666667) internal successors, (511), 6 states have internal predecessors, (511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:17,901 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 21:13:17,901 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 21:13:17,901 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-12 21:13:17,901 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 21:13:17,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 21:13:17,902 INFO L82 PathProgramCache]: Analyzing trace with hash 1473842502, now seen corresponding path program 1 times [2021-08-12 21:13:17,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 21:13:17,902 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124103759] [2021-08-12 21:13:17,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 21:13:17,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 21:13:17,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:17,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:17,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:17,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:17,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:17,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:17,942 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 21:13:17,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 21:13:17,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:17,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 21:13:17,960 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 21:13:17,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 21:13:17,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:17,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:17,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 21:13:17,967 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 21:13:17,967 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124103759] [2021-08-12 21:13:17,967 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124103759] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 21:13:17,967 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 21:13:17,967 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 21:13:17,967 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814684472] [2021-08-12 21:13:17,968 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 21:13:17,968 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 21:13:17,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 21:13:17,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 21:13:17,969 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 99 [2021-08-12 21:13:17,969 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 160 places, 786 transitions, 8208 flow. Second operand has 7 states, 7 states have (on average 85.14285714285714) internal successors, (596), 7 states have internal predecessors, (596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:17,969 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 21:13:17,969 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 99 [2021-08-12 21:13:17,969 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 21:13:19,584 INFO L129 PetriNetUnfolder]: 4104/8591 cut-off events. [2021-08-12 21:13:19,585 INFO L130 PetriNetUnfolder]: For 2979/10191 co-relation queries the response was YES. [2021-08-12 21:13:19,617 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27631 conditions, 8591 events. 4104/8591 cut-off events. For 2979/10191 co-relation queries the response was YES. Maximal size of possible extension queue 1037. Compared 84549 event pairs, 44 based on Foata normal form. 602/8489 useless extension candidates. Maximal degree in co-relation 27565. Up to 2649 conditions per place. [2021-08-12 21:13:19,636 INFO L132 encePairwiseOnDemand]: 88/99 looper letters, 52 selfloop transitions, 54 changer transitions 236/572 dead transitions. [2021-08-12 21:13:19,636 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 172 places, 572 transitions, 5486 flow [2021-08-12 21:13:19,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-12 21:13:19,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-12 21:13:19,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1160 transitions. [2021-08-12 21:13:19,639 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9013209013209014 [2021-08-12 21:13:19,639 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1160 transitions. [2021-08-12 21:13:19,639 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1160 transitions. [2021-08-12 21:13:19,639 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 21:13:19,639 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1160 transitions. [2021-08-12 21:13:19,641 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 89.23076923076923) internal successors, (1160), 13 states have internal predecessors, (1160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:19,642 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 99.0) internal successors, (1386), 14 states have internal predecessors, (1386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:19,643 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 99.0) internal successors, (1386), 14 states have internal predecessors, (1386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:19,643 INFO L348 CegarLoopForPetriNet]: 93 programPoint places, 79 predicate places. [2021-08-12 21:13:19,643 INFO L482 AbstractCegarLoop]: Abstraction has has 172 places, 572 transitions, 5486 flow [2021-08-12 21:13:19,644 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 85.14285714285714) internal successors, (596), 7 states have internal predecessors, (596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:19,644 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 21:13:19,644 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 21:13:19,644 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-12 21:13:19,644 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 21:13:19,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 21:13:19,645 INFO L82 PathProgramCache]: Analyzing trace with hash 2017068101, now seen corresponding path program 1 times [2021-08-12 21:13:19,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 21:13:19,645 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421201966] [2021-08-12 21:13:19,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 21:13:19,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 21:13:19,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:19,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:19,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:19,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:19,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:19,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:19,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:19,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:19,706 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 21:13:19,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 21:13:19,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:19,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 21:13:19,726 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 21:13:19,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 21:13:19,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:19,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:19,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 21:13:19,735 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 21:13:19,735 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421201966] [2021-08-12 21:13:19,736 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421201966] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 21:13:19,736 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 21:13:19,736 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-12 21:13:19,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46805340] [2021-08-12 21:13:19,737 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-12 21:13:19,737 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 21:13:19,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-12 21:13:19,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-12 21:13:19,738 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 99 [2021-08-12 21:13:19,739 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 172 places, 572 transitions, 5486 flow. Second operand has 8 states, 8 states have (on average 85.125) internal successors, (681), 8 states have internal predecessors, (681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:19,739 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 21:13:19,739 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 99 [2021-08-12 21:13:19,739 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 21:13:21,016 INFO L129 PetriNetUnfolder]: 3389/7061 cut-off events. [2021-08-12 21:13:21,016 INFO L130 PetriNetUnfolder]: For 2274/14996 co-relation queries the response was YES. [2021-08-12 21:13:21,046 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25472 conditions, 7061 events. 3389/7061 cut-off events. For 2274/14996 co-relation queries the response was YES. Maximal size of possible extension queue 1039. Compared 68984 event pairs, 5 based on Foata normal form. 903/7346 useless extension candidates. Maximal degree in co-relation 25403. Up to 2556 conditions per place. [2021-08-12 21:13:21,059 INFO L132 encePairwiseOnDemand]: 88/99 looper letters, 33 selfloop transitions, 106 changer transitions 171/409 dead transitions. [2021-08-12 21:13:21,060 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 181 places, 409 transitions, 3560 flow [2021-08-12 21:13:21,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-12 21:13:21,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-08-12 21:13:21,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1429 transitions. [2021-08-12 21:13:21,062 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9021464646464646 [2021-08-12 21:13:21,063 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1429 transitions. [2021-08-12 21:13:21,063 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1429 transitions. [2021-08-12 21:13:21,063 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 21:13:21,063 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1429 transitions. [2021-08-12 21:13:21,065 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 89.3125) internal successors, (1429), 16 states have internal predecessors, (1429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:21,067 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 99.0) internal successors, (1683), 17 states have internal predecessors, (1683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:21,068 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 99.0) internal successors, (1683), 17 states have internal predecessors, (1683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:21,068 INFO L348 CegarLoopForPetriNet]: 93 programPoint places, 88 predicate places. [2021-08-12 21:13:21,068 INFO L482 AbstractCegarLoop]: Abstraction has has 181 places, 409 transitions, 3560 flow [2021-08-12 21:13:21,068 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 85.125) internal successors, (681), 8 states have internal predecessors, (681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:21,068 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 21:13:21,068 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 21:13:21,068 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-12 21:13:21,069 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 21:13:21,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 21:13:21,069 INFO L82 PathProgramCache]: Analyzing trace with hash -453489180, now seen corresponding path program 1 times [2021-08-12 21:13:21,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 21:13:21,069 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840794845] [2021-08-12 21:13:21,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 21:13:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 21:13:21,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:21,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:21,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:21,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:21,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:21,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:21,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:21,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:21,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:21,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:21,124 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 21:13:21,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 21:13:21,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:21,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 21:13:21,146 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 21:13:21,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 21:13:21,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:21,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:21,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 21:13:21,155 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 21:13:21,155 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840794845] [2021-08-12 21:13:21,155 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840794845] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 21:13:21,155 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 21:13:21,155 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-12 21:13:21,156 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571782722] [2021-08-12 21:13:21,156 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-12 21:13:21,156 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 21:13:21,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-12 21:13:21,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-08-12 21:13:21,157 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 99 [2021-08-12 21:13:21,158 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 181 places, 409 transitions, 3560 flow. Second operand has 9 states, 9 states have (on average 85.11111111111111) internal successors, (766), 9 states have internal predecessors, (766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:21,158 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 21:13:21,158 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 99 [2021-08-12 21:13:21,158 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 21:13:22,186 INFO L129 PetriNetUnfolder]: 3282/7003 cut-off events. [2021-08-12 21:13:22,187 INFO L130 PetriNetUnfolder]: For 3423/18860 co-relation queries the response was YES. [2021-08-12 21:13:22,219 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29543 conditions, 7003 events. 3282/7003 cut-off events. For 3423/18860 co-relation queries the response was YES. Maximal size of possible extension queue 1052. Compared 70667 event pairs, 0 based on Foata normal form. 963/7378 useless extension candidates. Maximal degree in co-relation 29471. Up to 2509 conditions per place. [2021-08-12 21:13:22,234 INFO L132 encePairwiseOnDemand]: 88/99 looper letters, 28 selfloop transitions, 111 changer transitions 97/335 dead transitions. [2021-08-12 21:13:22,235 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 169 places, 335 transitions, 3046 flow [2021-08-12 21:13:22,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-12 21:13:22,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-08-12 21:13:22,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 1678 transitions. [2021-08-12 21:13:22,238 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8920786815523658 [2021-08-12 21:13:22,238 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 1678 transitions. [2021-08-12 21:13:22,238 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 1678 transitions. [2021-08-12 21:13:22,238 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 21:13:22,238 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 1678 transitions. [2021-08-12 21:13:22,240 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 88.3157894736842) internal successors, (1678), 19 states have internal predecessors, (1678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:22,242 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 99.0) internal successors, (1980), 20 states have internal predecessors, (1980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:22,243 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 99.0) internal successors, (1980), 20 states have internal predecessors, (1980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:22,243 INFO L348 CegarLoopForPetriNet]: 93 programPoint places, 76 predicate places. [2021-08-12 21:13:22,243 INFO L482 AbstractCegarLoop]: Abstraction has has 169 places, 335 transitions, 3046 flow [2021-08-12 21:13:22,243 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 85.11111111111111) internal successors, (766), 9 states have internal predecessors, (766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:22,243 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 21:13:22,243 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 21:13:22,243 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-12 21:13:22,244 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 21:13:22,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 21:13:22,244 INFO L82 PathProgramCache]: Analyzing trace with hash 1543792499, now seen corresponding path program 1 times [2021-08-12 21:13:22,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 21:13:22,244 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795270441] [2021-08-12 21:13:22,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 21:13:22,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 21:13:22,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:22,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:22,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:22,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:22,271 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-12 21:13:22,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-12 21:13:22,278 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 21:13:22,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 21:13:22,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:22,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 21:13:22,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:22,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 21:13:22,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:22,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:22,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 21:13:22,304 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 21:13:22,304 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795270441] [2021-08-12 21:13:22,304 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795270441] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 21:13:22,304 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 21:13:22,304 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 21:13:22,304 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013463535] [2021-08-12 21:13:22,304 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 21:13:22,304 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 21:13:22,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 21:13:22,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-12 21:13:22,305 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 99 [2021-08-12 21:13:22,306 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 169 places, 335 transitions, 3046 flow. Second operand has 7 states, 7 states have (on average 81.28571428571429) internal successors, (569), 7 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) [2021-08-12 21:13:22,306 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 21:13:22,306 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 99 [2021-08-12 21:13:22,306 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 21:13:23,249 INFO L129 PetriNetUnfolder]: 5204/10853 cut-off events. [2021-08-12 21:13:23,249 INFO L130 PetriNetUnfolder]: For 4872/12209 co-relation queries the response was YES. [2021-08-12 21:13:23,294 INFO L84 FinitePrefix]: Finished finitePrefix Result has 46536 conditions, 10853 events. 5204/10853 cut-off events. For 4872/12209 co-relation queries the response was YES. Maximal size of possible extension queue 1532. Compared 115115 event pairs, 0 based on Foata normal form. 20/10110 useless extension candidates. Maximal degree in co-relation 46457. Up to 4016 conditions per place. [2021-08-12 21:13:23,307 INFO L132 encePairwiseOnDemand]: 87/99 looper letters, 23 selfloop transitions, 11 changer transitions 142/368 dead transitions. [2021-08-12 21:13:23,308 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 368 transitions, 3620 flow [2021-08-12 21:13:23,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-12 21:13:23,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-08-12 21:13:23,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 659 transitions. [2021-08-12 21:13:23,309 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8320707070707071 [2021-08-12 21:13:23,309 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 659 transitions. [2021-08-12 21:13:23,309 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 659 transitions. [2021-08-12 21:13:23,309 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 21:13:23,310 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 659 transitions. [2021-08-12 21:13:23,310 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 82.375) internal successors, (659), 8 states have internal predecessors, (659), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:23,311 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 99.0) internal successors, (891), 9 states have internal predecessors, (891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:23,311 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 99.0) internal successors, (891), 9 states have internal predecessors, (891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:23,312 INFO L348 CegarLoopForPetriNet]: 93 programPoint places, 83 predicate places. [2021-08-12 21:13:23,312 INFO L482 AbstractCegarLoop]: Abstraction has has 176 places, 368 transitions, 3620 flow [2021-08-12 21:13:23,312 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 81.28571428571429) internal successors, (569), 7 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) [2021-08-12 21:13:23,312 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 21:13:23,312 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 21:13:23,312 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-12 21:13:23,312 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 21:13:23,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 21:13:23,313 INFO L82 PathProgramCache]: Analyzing trace with hash -1424929805, now seen corresponding path program 2 times [2021-08-12 21:13:23,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 21:13:23,313 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338994548] [2021-08-12 21:13:23,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 21:13:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 21:13:23,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:23,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:23,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:23,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:13:23,339 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-12 21:13:23,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-12 21:13:23,346 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 21:13:23,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 21:13:23,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:23,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 21:13:23,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:23,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 21:13:23,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:13:23,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:13:23,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 21:13:23,372 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 21:13:23,372 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338994548] [2021-08-12 21:13:23,372 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338994548] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 21:13:23,372 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 21:13:23,372 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 21:13:23,372 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480784477] [2021-08-12 21:13:23,372 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 21:13:23,372 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 21:13:23,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 21:13:23,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-12 21:13:23,373 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 99 [2021-08-12 21:13:23,374 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 368 transitions, 3620 flow. Second operand has 7 states, 7 states have (on average 81.28571428571429) internal successors, (569), 7 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) [2021-08-12 21:13:23,374 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 21:13:23,374 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 99 [2021-08-12 21:13:23,374 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 21:13:24,692 INFO L129 PetriNetUnfolder]: 6361/13445 cut-off events. [2021-08-12 21:13:24,692 INFO L130 PetriNetUnfolder]: For 6146/15568 co-relation queries the response was YES. [2021-08-12 21:13:24,753 INFO L84 FinitePrefix]: Finished finitePrefix Result has 57579 conditions, 13445 events. 6361/13445 cut-off events. For 6146/15568 co-relation queries the response was YES. Maximal size of possible extension queue 1885. Compared 148605 event pairs, 0 based on Foata normal form. 64/12425 useless extension candidates. Maximal degree in co-relation 57493. Up to 4982 conditions per place. [2021-08-12 21:13:24,765 INFO L132 encePairwiseOnDemand]: 87/99 looper letters, 0 selfloop transitions, 0 changer transitions 386/386 dead transitions. [2021-08-12 21:13:24,765 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 181 places, 386 transitions, 4126 flow [2021-08-12 21:13:24,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-12 21:13:24,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-08-12 21:13:24,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 658 transitions. [2021-08-12 21:13:24,766 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8308080808080808 [2021-08-12 21:13:24,766 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 658 transitions. [2021-08-12 21:13:24,767 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 658 transitions. [2021-08-12 21:13:24,767 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 21:13:24,767 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 658 transitions. [2021-08-12 21:13:24,768 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 82.25) internal successors, (658), 8 states have internal predecessors, (658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:24,769 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 99.0) internal successors, (891), 9 states have internal predecessors, (891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:24,769 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 99.0) internal successors, (891), 9 states have internal predecessors, (891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:13:24,769 INFO L348 CegarLoopForPetriNet]: 93 programPoint places, 88 predicate places. [2021-08-12 21:13:24,769 INFO L482 AbstractCegarLoop]: Abstraction has has 181 places, 386 transitions, 4126 flow [2021-08-12 21:13:24,770 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 81.28571428571429) internal successors, (569), 7 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) [2021-08-12 21:13:24,770 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-12 21:13:33,943 INFO L742 CegarLoopForPetriNet]: Computed Owicki-Gries annotation of size 370556 in 9118287775ns [2021-08-12 21:13:33,963 INFO L113 kiGriesValidityCheck]: 47#(or (and (not v_np70_1) (not v_np22_1) (not v_np37_1) (not v_np45_1) (not v_np58_1) (not v_np42_1) (not v_np53_1) (not v_np82_1) (not v_np60_1) (not v_np69_1) (not v_np3_1) (not v_np87_1) (not v_np57_1) (not v_np91_1) (not v_np47_1) (not v_np75_1) (not v_np8_1) (not v_np38_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np66_1) (not v_np21_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np29_1) (not v_np44_1) (not v_np26_1) (not v_np33_1) (not v_np72_1) (not v_np64_1) (not v_np76_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) (not v_np30_1) v_np24_1 v_np85_1 (not v_np62_1) (not v_np81_1) v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np25_1) (not v_np67_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np78_1) (not v_np20_1) (not v_np71_1) (not v_np32_1) (not v_np39_1) (not v_np5_1) (not v_np7_1) (not v_np52_1) (not v_np27_1) (not v_np9_1) (not v_np79_1) (not v_np43_1) (not v_np86_1) (not v_np10_1) (not v_np63_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np18_1) (not v_np90_1) (or (and (= ~x~0 1) (= ~__unbuffered_p2_EAX~0 0) (= ~y~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_p0_EAX~0 0) (or (not (= ~__unbuffered_p0_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0))) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)) (and (= ~__unbuffered_p2_EAX~0 0) (= ~x~0 1) (= ~y~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0))) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) v_np46_1 (not v_np55_1) (not v_np59_1) (not v_np80_1) v_np88_1 v_np61_1 (not v_np35_1)) (and (not v_np37_1) (not v_np45_1) (not v_np42_1) (not v_np82_1) (not v_np3_1) (not v_np87_1) (not v_np47_1) (not v_np75_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np11_1) (not v_np13_1) (not v_np66_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np26_1) (not v_np72_1) (not v_np64_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) v_np85_1 v_np62_1 v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np20_1) (not v_np71_1) (not v_np39_1) (not v_np7_1) (= ~__unbuffered_p2_EAX~0 0) (not v_np52_1) (not v_np27_1) (not v_np9_1) (= ~y~0 0) (not v_np79_1) (not v_np43_1) (not v_np10_1) (not v_np63_1) (not v_np15_1) (not v_np18_1) v_np46_1 v_np88_1 v_np61_1 (not v_np35_1) (not v_np70_1) (not v_np22_1) (not v_np58_1) (not v_np53_1) (not v_np60_1) (not v_np69_1) (not v_np57_1) (not v_np91_1) (not v_np8_1) (not v_np38_1) (not v_np1_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np21_1) (not v_np29_1) (= ~x~0 1) (not v_np44_1) (not v_np33_1) (not v_np76_1) (not v_np30_1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (not v_np81_1) (= ~__unbuffered_cnt~0 0) (not v_np25_1) (not v_np67_1) (not v_np78_1) (not v_np32_1) (not v_np5_1) (not v_np86_1) (not v_np24_1) (not v_np16_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (= ~__unbuffered_p0_EAX~0 0) (not v_np59_1) (not v_np80_1) (<= ~main$tmp_guard0~0 0)) (and (not v_np37_1) (not v_np45_1) (not v_np42_1) (not v_np82_1) (not v_np3_1) (not v_np87_1) (not v_np47_1) (not v_np75_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np11_1) (not v_np13_1) (not v_np66_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np26_1) (not v_np72_1) (not v_np64_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) v_np24_1 v_np85_1 (not v_np62_1) v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np20_1) (not v_np71_1) (not v_np39_1) (not v_np7_1) (= ~__unbuffered_p2_EAX~0 0) (not v_np52_1) (not v_np27_1) (not v_np9_1) (= ~y~0 0) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np10_1) (not v_np63_1) (not v_np15_1) (not v_np18_1) v_np46_1 v_np88_1 (not v_np35_1) (not v_np70_1) (not v_np22_1) (not v_np58_1) (not v_np53_1) (not v_np60_1) (not v_np69_1) (not v_np57_1) (not v_np91_1) (not v_np8_1) (not v_np38_1) (not v_np1_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np21_1) (<= ~__unbuffered_cnt~0 1) (not v_np44_1) (= ~x~0 1) (not v_np33_1) (not v_np76_1) (not v_np30_1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (not v_np81_1) v_np29_1 (not v_np25_1) (not v_np67_1) (not v_np78_1) (not v_np32_1) (not v_np5_1) (not v_np86_1) (not v_np16_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (= ~__unbuffered_p0_EAX~0 0) (not v_np59_1) (not v_np80_1) (<= ~main$tmp_guard0~0 0)) (and (not v_np37_1) (not v_np45_1) (not v_np42_1) (not v_np82_1) (not v_np3_1) (not v_np87_1) (not v_np47_1) (not v_np75_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np11_1) (not v_np13_1) v_np50_1 (not v_np66_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np26_1) (not v_np72_1) (not v_np64_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) v_np85_1 (not v_np62_1) v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np20_1) (not v_np71_1) (not v_np39_1) (not v_np7_1) (= ~__unbuffered_p2_EAX~0 0) (not v_np52_1) (not v_np27_1) (not v_np9_1) (= ~y~0 0) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np10_1) (not v_np63_1) (not v_np15_1) (not v_np18_1) v_np46_1 v_np88_1 (not v_np35_1) (not v_np70_1) (not v_np22_1) (not v_np58_1) (not v_np53_1) (not v_np60_1) (not v_np69_1) (not v_np57_1) (not v_np91_1) (not v_np8_1) (not v_np38_1) (not v_np1_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np54_1) (not v_np12_1) (not v_np21_1) (<= ~__unbuffered_cnt~0 1) (not v_np29_1) (= ~x~0 1) (not v_np44_1) (not v_np33_1) v_np4_1 (not v_np76_1) (not v_np30_1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (not v_np81_1) (not v_np25_1) (not v_np67_1) (not v_np78_1) (not v_np32_1) (not v_np5_1) (not v_np86_1) (not v_np24_1) (not v_np16_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (= ~__unbuffered_p0_EAX~0 0) (not v_np59_1) (not v_np80_1) (<= ~main$tmp_guard0~0 0)) (and (not v_np37_1) (not v_np45_1) (not v_np42_1) (not v_np82_1) (not v_np3_1) (not v_np87_1) (not v_np47_1) (not v_np75_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np11_1) (not v_np13_1) (not v_np66_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np26_1) (not v_np72_1) (not v_np64_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) v_np85_1 v_np62_1 v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np20_1) (not v_np71_1) (not v_np39_1) (not v_np7_1) (= ~__unbuffered_p2_EAX~0 0) (not v_np52_1) (not v_np27_1) (not v_np9_1) (= ~y~0 0) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np10_1) (not v_np63_1) (not v_np15_1) (not v_np18_1) v_np46_1 v_np88_1 (not v_np35_1) (not v_np70_1) (not v_np22_1) (not v_np58_1) (not v_np53_1) (not v_np60_1) (not v_np69_1) (not v_np57_1) (not v_np91_1) (not v_np8_1) (not v_np38_1) (not v_np1_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np21_1) (<= ~__unbuffered_cnt~0 1) (not v_np44_1) (= ~x~0 1) (not v_np33_1) (not v_np76_1) (not v_np30_1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (not v_np81_1) v_np29_1 (not v_np25_1) (not v_np67_1) (not v_np78_1) (not v_np32_1) (not v_np5_1) (not v_np86_1) (not v_np24_1) (not v_np16_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (= ~__unbuffered_p0_EAX~0 0) (not v_np59_1) (not v_np80_1) (<= ~main$tmp_guard0~0 0)) (and (not v_np70_1) (not v_np22_1) (not v_np37_1) (not v_np45_1) (not v_np58_1) (not v_np42_1) (not v_np82_1) (not v_np60_1) (not v_np69_1) (not v_np3_1) (not v_np87_1) (not v_np57_1) (not v_np91_1) (not v_np47_1) (not v_np75_1) (not v_np8_1) (not v_np38_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np66_1) (not v_np21_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np44_1) (not v_np26_1) (not v_np33_1) (not v_np72_1) (or (and (= ~x~0 1) (= ~__unbuffered_p2_EAX~0 0) (= ~y~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 2) (= ~__unbuffered_p0_EAX~0 0) (or (not (= ~__unbuffered_p0_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0))) (<= ~main$tmp_guard0~0 0)) (and (= ~__unbuffered_p2_EAX~0 0) (= ~x~0 1) (= ~y~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 2) (= ~__unbuffered_p0_EAX~0 0) (<= ~main$tmp_guard0~0 0))) (not v_np64_1) (not v_np76_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) (not v_np30_1) v_np85_1 (not v_np62_1) (not v_np81_1) v_np89_1 (not v_np84_1) v_np29_1 (not v_np77_1) (not v_np25_1) (not v_np67_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np78_1) (not v_np20_1) (not v_np71_1) (not v_np32_1) (not v_np39_1) (not v_np5_1) (not v_np7_1) (not v_np52_1) (not v_np27_1) (not v_np9_1) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np86_1) v_np53_1 (not v_np24_1) (not v_np10_1) (not v_np63_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np18_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) v_np46_1 (not v_np55_1) (not v_np59_1) (not v_np80_1) v_np88_1 (not v_np35_1)) (and (not v_np37_1) (not v_np45_1) (not v_np42_1) (not v_np82_1) (not v_np3_1) (not v_np87_1) (not v_np47_1) (not v_np75_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np11_1) (not v_np13_1) v_np50_1 (not v_np66_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np26_1) (= ~x~0 0) (not v_np72_1) (not v_np64_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) v_np81_1 v_np85_1 (not v_np62_1) v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np20_1) (not v_np71_1) (not v_np39_1) (not v_np7_1) (not v_np52_1) (= ~__unbuffered_p2_EAX~0 0) (not v_np27_1) (not v_np9_1) (= ~y~0 0) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np10_1) (not v_np63_1) (not v_np15_1) (not v_np18_1) v_np46_1 v_np88_1 (not v_np35_1) (not v_np70_1) (not v_np22_1) (not v_np58_1) (not v_np53_1) (not v_np60_1) (not v_np69_1) (not v_np57_1) (not v_np91_1) (not v_np8_1) (not v_np38_1) (not v_np1_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np21_1) (not v_np29_1) (not v_np44_1) (not v_np33_1) (not v_np76_1) (not v_np30_1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (not v_np25_1) (not v_np67_1) (not v_np78_1) (not v_np32_1) (not v_np5_1) (not v_np86_1) (not v_np24_1) (not v_np16_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (= ~__unbuffered_p0_EAX~0 0) (not v_np59_1) (not v_np80_1) (<= ~main$tmp_guard0~0 0)) (and (not v_np70_1) (not v_np22_1) (not v_np37_1) (not v_np45_1) (not v_np58_1) (not v_np42_1) (not v_np82_1) (not v_np60_1) (not v_np69_1) (not v_np3_1) (not v_np87_1) (not v_np57_1) (not v_np91_1) (not v_np47_1) (not v_np75_1) (not v_np8_1) (not v_np38_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np12_1) (not v_np13_1) (not v_np66_1) (not v_np21_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np29_1) (not v_np44_1) (not v_np26_1) (not v_np33_1) v_np4_1 (not v_np72_1) (or (and (= ~x~0 1) (= ~__unbuffered_p2_EAX~0 0) (= ~y~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 2) (= ~__unbuffered_p0_EAX~0 0) (or (not (= ~__unbuffered_p0_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0))) (<= ~main$tmp_guard0~0 0)) (and (= ~__unbuffered_p2_EAX~0 0) (= ~x~0 1) (= ~y~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 2) (= ~__unbuffered_p0_EAX~0 0) (<= ~main$tmp_guard0~0 0))) (not v_np64_1) (not v_np76_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) (not v_np30_1) v_np85_1 (not v_np62_1) (not v_np81_1) v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np25_1) (not v_np67_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np78_1) (not v_np20_1) (not v_np71_1) (not v_np32_1) (not v_np39_1) (not v_np5_1) (not v_np7_1) (not v_np52_1) (not v_np27_1) (not v_np9_1) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np86_1) v_np53_1 (not v_np24_1) (not v_np10_1) (not v_np63_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np18_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) v_np46_1 (not v_np55_1) (not v_np59_1) (not v_np80_1) v_np88_1 (not v_np35_1)) (and (not v_np37_1) (not v_np45_1) (not v_np42_1) (not v_np82_1) (not v_np3_1) (not v_np87_1) (not v_np47_1) (not v_np75_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np11_1) (not v_np13_1) v_np50_1 (not v_np66_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np26_1) (not v_np72_1) (not v_np64_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) v_np85_1 (not v_np62_1) v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np20_1) (not v_np71_1) (not v_np39_1) (not v_np7_1) (= ~__unbuffered_p2_EAX~0 0) (not v_np52_1) (not v_np27_1) (not v_np9_1) (= ~y~0 0) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np10_1) (not v_np63_1) (not v_np15_1) (not v_np18_1) v_np46_1 v_np88_1 (not v_np35_1) (not v_np70_1) (not v_np22_1) (not v_np58_1) (not v_np53_1) (not v_np60_1) (not v_np69_1) (not v_np57_1) (not v_np91_1) (not v_np8_1) (not v_np38_1) (not v_np1_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np21_1) (<= ~__unbuffered_cnt~0 1) (= ~x~0 1) (not v_np44_1) (not v_np33_1) (not v_np76_1) (not v_np30_1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (not v_np81_1) v_np29_1 (not v_np25_1) (not v_np67_1) (not v_np78_1) (not v_np32_1) (not v_np5_1) (not v_np86_1) (not v_np24_1) (not v_np16_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (= ~__unbuffered_p0_EAX~0 0) (not v_np59_1) (not v_np80_1) (<= ~main$tmp_guard0~0 0)) (and (not v_np37_1) (not v_np45_1) (not v_np42_1) (not v_np82_1) (not v_np3_1) (not v_np87_1) (not v_np47_1) (not v_np75_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np11_1) (not v_np13_1) (not v_np66_1) (not v_np51_1) v_np17_1 (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np26_1) (not v_np72_1) (not v_np64_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) v_np24_1 v_np85_1 (not v_np62_1) v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np20_1) (not v_np71_1) (not v_np39_1) (not v_np7_1) (= ~__unbuffered_p2_EAX~0 0) (not v_np52_1) (not v_np27_1) (not v_np9_1) (= ~y~0 0) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np10_1) (not v_np63_1) (not v_np15_1) (not v_np18_1) v_np46_1 v_np88_1 (not v_np35_1) (not v_np70_1) (not v_np22_1) (not v_np58_1) (not v_np53_1) (not v_np60_1) (not v_np69_1) (not v_np57_1) (not v_np91_1) (not v_np8_1) (not v_np38_1) (not v_np1_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np21_1) (<= ~__unbuffered_cnt~0 1) (not v_np29_1) (not v_np44_1) (= ~x~0 1) (not v_np33_1) (not v_np76_1) (not v_np30_1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (not v_np81_1) (not v_np25_1) (not v_np67_1) (not v_np78_1) (not v_np32_1) (not v_np5_1) (not v_np86_1) (not v_np16_1) (not v_np2_1) (not v_np49_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (= ~__unbuffered_p0_EAX~0 0) (not v_np59_1) (not v_np80_1) (<= ~main$tmp_guard0~0 0)) (and (not v_np37_1) (not v_np45_1) (not v_np42_1) (not v_np82_1) (not v_np3_1) (not v_np87_1) (not v_np47_1) (not v_np75_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np11_1) (not v_np13_1) (not v_np66_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np26_1) (not v_np72_1) (not v_np64_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) v_np85_1 (not v_np62_1) v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np20_1) (not v_np71_1) (not v_np39_1) (not v_np7_1) (= ~__unbuffered_p2_EAX~0 0) (not v_np52_1) (not v_np27_1) (not v_np9_1) (= ~y~0 0) (not v_np79_1) v_np57_1 (not v_np43_1) (not v_np10_1) (not v_np63_1) (not v_np15_1) (not v_np18_1) v_np46_1 v_np88_1 v_np61_1 (not v_np35_1) (not v_np70_1) (not v_np22_1) (not v_np58_1) (not v_np53_1) (not v_np60_1) (not v_np69_1) (not v_np91_1) (not v_np8_1) (not v_np38_1) (not v_np1_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np21_1) (<= ~__unbuffered_cnt~0 1) (not v_np29_1) (not v_np44_1) (= ~x~0 1) (not v_np33_1) (not v_np76_1) (not v_np30_1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (not v_np81_1) (not v_np25_1) (not v_np67_1) (not v_np78_1) (not v_np32_1) (not v_np5_1) (not v_np86_1) (or (not (= ~__unbuffered_p0_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0))) (not v_np24_1) (not v_np16_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (= ~__unbuffered_p0_EAX~0 0) (not v_np59_1) (not v_np80_1) (<= ~main$tmp_guard0~0 0)) (and (not v_np37_1) (not v_np45_1) (not v_np42_1) (not v_np82_1) (not v_np3_1) (not v_np87_1) (not v_np47_1) (not v_np75_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np11_1) (not v_np13_1) (not v_np66_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np26_1) (not v_np72_1) (not v_np64_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) v_np24_1 v_np85_1 (not v_np62_1) v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np20_1) (not v_np71_1) (not v_np39_1) (not v_np7_1) (= ~__unbuffered_p2_EAX~0 0) (not v_np52_1) (not v_np27_1) (not v_np9_1) (= ~y~0 0) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np10_1) (not v_np63_1) (not v_np15_1) (not v_np18_1) v_np46_1 v_np88_1 (not v_np35_1) (not v_np70_1) (not v_np22_1) (not v_np58_1) (not v_np53_1) (not v_np60_1) (not v_np69_1) (not v_np57_1) (not v_np91_1) (not v_np8_1) (not v_np38_1) (not v_np1_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np12_1) (not v_np21_1) (<= ~__unbuffered_cnt~0 1) (not v_np29_1) (not v_np44_1) (= ~x~0 1) (not v_np33_1) v_np4_1 (not v_np76_1) (not v_np30_1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (not v_np81_1) (not v_np25_1) (not v_np67_1) (not v_np78_1) (not v_np32_1) (not v_np5_1) (not v_np86_1) (not v_np16_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (= ~__unbuffered_p0_EAX~0 0) (not v_np59_1) (not v_np80_1) (<= ~main$tmp_guard0~0 0)) (and (not v_np37_1) (not v_np45_1) (not v_np42_1) (not v_np82_1) (not v_np3_1) (not v_np87_1) (not v_np47_1) (not v_np75_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np11_1) (not v_np13_1) (not v_np66_1) (not v_np51_1) v_np17_1 (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np26_1) (not v_np72_1) (not v_np64_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) v_np85_1 v_np62_1 v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np20_1) (not v_np71_1) (not v_np39_1) (not v_np7_1) (= ~__unbuffered_p2_EAX~0 0) (not v_np52_1) (not v_np27_1) (not v_np9_1) (= ~y~0 0) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np10_1) (not v_np63_1) (not v_np15_1) (not v_np18_1) v_np46_1 v_np88_1 (not v_np35_1) (not v_np70_1) (not v_np22_1) (not v_np58_1) (not v_np53_1) (not v_np60_1) (not v_np69_1) (not v_np57_1) (not v_np91_1) (not v_np8_1) (not v_np38_1) (not v_np1_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np21_1) (<= ~__unbuffered_cnt~0 1) (not v_np29_1) (not v_np44_1) (= ~x~0 1) (not v_np33_1) (not v_np76_1) (not v_np30_1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (not v_np81_1) (not v_np25_1) (not v_np67_1) (not v_np78_1) (not v_np32_1) (not v_np5_1) (not v_np86_1) (not v_np24_1) (not v_np16_1) (not v_np2_1) (not v_np49_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (= ~__unbuffered_p0_EAX~0 0) (not v_np59_1) (not v_np80_1) (<= ~main$tmp_guard0~0 0)) (and (not v_np37_1) (not v_np45_1) (not v_np42_1) (not v_np82_1) (not v_np3_1) (not v_np87_1) (not v_np47_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np11_1) (not v_np13_1) v_np50_1 (not v_np66_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np26_1) (= ~x~0 0) (not v_np72_1) (not v_np64_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) v_np85_1 (not v_np62_1) v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np20_1) (not v_np71_1) (not v_np39_1) (not v_np7_1) (not v_np52_1) (= ~__unbuffered_p2_EAX~0 0) (not v_np27_1) (not v_np9_1) (= ~y~0 0) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np10_1) (not v_np63_1) (not v_np15_1) (not v_np18_1) v_np46_1 v_np88_1 (not v_np35_1) (not v_np70_1) (not v_np22_1) (not v_np58_1) (not v_np53_1) (not v_np60_1) (not v_np69_1) (not v_np57_1) (not v_np91_1) (not v_np8_1) (not v_np38_1) (not v_np1_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np54_1) v_np75_1 (not v_np4_1) (not v_np12_1) (not v_np21_1) (not v_np29_1) (not v_np44_1) (not v_np33_1) (not v_np76_1) (not v_np30_1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (not v_np81_1) (= ~__unbuffered_cnt~0 0) (not v_np25_1) (not v_np67_1) (not v_np78_1) (not v_np32_1) (not v_np5_1) (not v_np86_1) (not v_np24_1) (not v_np16_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (= ~__unbuffered_p0_EAX~0 0) (not v_np59_1) (not v_np80_1) (<= ~main$tmp_guard0~0 0)) (and (not v_np70_1) (not v_np22_1) (not v_np37_1) (not v_np45_1) (not v_np58_1) (not v_np42_1) (not v_np82_1) (not v_np60_1) (not v_np69_1) (not v_np3_1) (not v_np87_1) (not v_np57_1) (not v_np91_1) (not v_np47_1) (not v_np75_1) (not v_np8_1) (not v_np38_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np66_1) (not v_np21_1) (not v_np51_1) v_np17_1 (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np29_1) (not v_np44_1) (not v_np26_1) (not v_np33_1) (not v_np72_1) (or (and (= ~x~0 1) (= ~__unbuffered_p2_EAX~0 0) (= ~y~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 2) (= ~__unbuffered_p0_EAX~0 0) (or (not (= ~__unbuffered_p0_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0))) (<= ~main$tmp_guard0~0 0)) (and (= ~__unbuffered_p2_EAX~0 0) (= ~x~0 1) (= ~y~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 2) (= ~__unbuffered_p0_EAX~0 0) (<= ~main$tmp_guard0~0 0))) (not v_np64_1) (not v_np76_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) (not v_np30_1) v_np85_1 (not v_np62_1) (not v_np81_1) v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np25_1) (not v_np67_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np78_1) (not v_np20_1) (not v_np71_1) (not v_np32_1) (not v_np39_1) (not v_np5_1) (not v_np7_1) (not v_np52_1) (not v_np27_1) (not v_np9_1) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np86_1) v_np53_1 (not v_np24_1) (not v_np10_1) (not v_np63_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np49_1) (not v_np18_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) v_np46_1 (not v_np55_1) (not v_np59_1) (not v_np80_1) v_np88_1 (not v_np35_1)) (and (not v_np37_1) (not v_np45_1) (not v_np42_1) (not v_np82_1) (not v_np3_1) (not v_np87_1) (not v_np47_1) (not v_np75_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np11_1) (not v_np13_1) v_np50_1 (not v_np66_1) (not v_np51_1) v_np17_1 (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np26_1) (not v_np72_1) (not v_np64_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) v_np85_1 (not v_np62_1) v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np20_1) (not v_np71_1) (not v_np39_1) (not v_np7_1) (= ~__unbuffered_p2_EAX~0 0) (not v_np52_1) (not v_np27_1) (not v_np9_1) (= ~y~0 0) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np10_1) (not v_np63_1) (not v_np15_1) (not v_np18_1) v_np46_1 v_np88_1 (not v_np35_1) (not v_np70_1) (not v_np22_1) (not v_np58_1) (not v_np53_1) (not v_np60_1) (not v_np69_1) (not v_np57_1) (not v_np91_1) (not v_np8_1) (not v_np38_1) (not v_np1_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np21_1) (<= ~__unbuffered_cnt~0 1) (not v_np29_1) (= ~x~0 1) (not v_np44_1) (not v_np33_1) (not v_np76_1) (not v_np30_1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (not v_np81_1) (not v_np25_1) (not v_np67_1) (not v_np78_1) (not v_np32_1) (not v_np5_1) (not v_np86_1) (not v_np24_1) (not v_np16_1) (not v_np2_1) (not v_np49_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (= ~__unbuffered_p0_EAX~0 0) (not v_np59_1) (not v_np80_1) (<= ~main$tmp_guard0~0 0)) (and (not v_np37_1) (not v_np45_1) (not v_np42_1) (not v_np82_1) (not v_np3_1) (not v_np87_1) (not v_np47_1) (not v_np75_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np11_1) (not v_np13_1) v_np50_1 (not v_np66_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np26_1) (not v_np72_1) (not v_np64_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) v_np85_1 (not v_np62_1) v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np20_1) (not v_np71_1) (not v_np39_1) (not v_np7_1) (= ~__unbuffered_p2_EAX~0 0) (not v_np52_1) (not v_np27_1) (not v_np9_1) (= ~y~0 0) (not v_np79_1) (not v_np43_1) (not v_np10_1) (not v_np63_1) (not v_np15_1) (not v_np18_1) v_np46_1 v_np88_1 v_np61_1 (not v_np35_1) (not v_np70_1) (not v_np22_1) (not v_np58_1) (not v_np53_1) (not v_np60_1) (not v_np69_1) (not v_np57_1) (not v_np91_1) (not v_np8_1) (not v_np38_1) (not v_np1_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np21_1) (not v_np29_1) (= ~x~0 1) (not v_np44_1) (not v_np33_1) (not v_np76_1) (not v_np30_1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (not v_np81_1) (= ~__unbuffered_cnt~0 0) (not v_np25_1) (not v_np67_1) (not v_np78_1) (not v_np32_1) (not v_np5_1) (not v_np86_1) (not v_np24_1) (not v_np16_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (= ~__unbuffered_p0_EAX~0 0) (not v_np59_1) (not v_np80_1) (<= ~main$tmp_guard0~0 0)) (and (not v_np37_1) (not v_np45_1) (not v_np42_1) (not v_np82_1) (not v_np3_1) (not v_np87_1) (not v_np47_1) (not v_np75_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np11_1) (not v_np13_1) (not v_np66_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np26_1) (not v_np72_1) (not v_np64_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) v_np85_1 (not v_np62_1) v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np20_1) (not v_np71_1) (not v_np39_1) (not v_np7_1) (= ~__unbuffered_p2_EAX~0 0) (not v_np52_1) (not v_np27_1) (not v_np9_1) (= ~y~0 0) (not v_np79_1) (not v_np43_1) v_np53_1 (not v_np10_1) (not v_np63_1) (not v_np15_1) (not v_np18_1) v_np46_1 v_np88_1 v_np61_1 (not v_np35_1) (not v_np70_1) (not v_np22_1) (not v_np58_1) (not v_np60_1) (not v_np69_1) (not v_np57_1) (not v_np91_1) (not v_np8_1) (not v_np38_1) (not v_np1_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np21_1) (<= ~__unbuffered_cnt~0 1) (not v_np29_1) (not v_np44_1) (= ~x~0 1) (not v_np33_1) (not v_np76_1) (not v_np30_1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (not v_np81_1) (not v_np25_1) (not v_np67_1) (not v_np78_1) (not v_np32_1) (not v_np5_1) (not v_np86_1) (or (not (= ~__unbuffered_p0_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0))) (not v_np24_1) (not v_np16_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (= ~__unbuffered_p0_EAX~0 0) (not v_np59_1) (not v_np80_1) (<= ~main$tmp_guard0~0 0)) (and (not v_np37_1) (not v_np45_1) (not v_np42_1) (not v_np82_1) (not v_np3_1) (not v_np87_1) (not v_np47_1) (not v_np75_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np11_1) (not v_np13_1) (not v_np66_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np26_1) (not v_np72_1) (not v_np64_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) v_np85_1 v_np62_1 v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np20_1) (not v_np71_1) (not v_np39_1) (not v_np7_1) (= ~__unbuffered_p2_EAX~0 0) (not v_np52_1) (not v_np27_1) (not v_np9_1) (= ~y~0 0) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np10_1) (not v_np63_1) (not v_np15_1) (not v_np18_1) v_np46_1 v_np88_1 (not v_np35_1) (not v_np70_1) (not v_np22_1) (not v_np58_1) (not v_np53_1) (not v_np60_1) (not v_np69_1) (not v_np57_1) (not v_np91_1) (not v_np8_1) (not v_np38_1) (not v_np1_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np12_1) (not v_np21_1) (<= ~__unbuffered_cnt~0 1) (not v_np29_1) (not v_np44_1) (= ~x~0 1) (not v_np33_1) v_np4_1 (not v_np76_1) (not v_np30_1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (not v_np81_1) (not v_np25_1) (not v_np67_1) (not v_np78_1) (not v_np32_1) (not v_np5_1) (not v_np86_1) (not v_np24_1) (not v_np16_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (= ~__unbuffered_p0_EAX~0 0) (not v_np59_1) (not v_np80_1) (<= ~main$tmp_guard0~0 0)) (and (not v_np37_1) (not v_np45_1) (not v_np42_1) (not v_np82_1) (not v_np3_1) (not v_np87_1) (not v_np47_1) (not v_np75_1) v_np92_1 (not v_np74_1) (not v_np36_1) (not v_np11_1) (not v_np13_1) (not v_np66_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np26_1) (not v_np72_1) (not v_np64_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) v_np85_1 (not v_np62_1) v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np20_1) (not v_np71_1) (not v_np39_1) (not v_np7_1) (= ~__unbuffered_p2_EAX~0 0) (not v_np52_1) (not v_np27_1) (not v_np9_1) (= ~y~0 0) (not v_np79_1) (not v_np43_1) (not v_np10_1) (not v_np63_1) (not v_np15_1) (not v_np18_1) v_np46_1 v_np88_1 v_np61_1 (not v_np35_1) (not v_np70_1) (not v_np22_1) (not v_np58_1) (not v_np53_1) (not v_np60_1) (not v_np69_1) (not v_np57_1) (not v_np91_1) (not v_np8_1) (not v_np38_1) (not v_np1_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (<= ~__unbuffered_cnt~0 1) (not v_np29_1) (not v_np44_1) (= ~x~0 1) (not v_np33_1) (not v_np76_1) (not v_np30_1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (not v_np81_1) (not v_np25_1) (not v_np67_1) (not v_np78_1) (not v_np32_1) (not v_np5_1) (not v_np86_1) (or (not (= ~__unbuffered_p0_EBX~0 0)) (not (= ~__unbuffered_p2_EAX~0 1)) (not (= ~__unbuffered_p0_EAX~0 1)) (not (= ~__unbuffered_p2_EBX~0 0))) (not v_np24_1) (not v_np16_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np90_1) (not v_np73_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) v_np21_1 (not v_np55_1) (= ~__unbuffered_p0_EAX~0 0) (not v_np59_1) (not v_np80_1) (<= ~main$tmp_guard0~0 0))) [2021-08-12 21:13:34,135 INFO L748 CegarLoopForPetriNet]: Checked inductivity and non-interference of Owicki-Gries annotation in 246524911ns [2021-08-12 21:13:34,135 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Invalid Owicki-Gries annotation at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.computeOwickiGries(CegarLoopForPetriNet.java:752) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:111) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:230) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:161) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-08-12 21:13:34,138 INFO L168 Benchmark]: Toolchain (without parser) took 21878.51 ms. Allocated memory was 184.5 MB in the beginning and 3.1 GB in the end (delta: 3.0 GB). Free memory was 147.7 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 1.4 GB. Max. memory is 8.0 GB. [2021-08-12 21:13:34,138 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 184.5 MB. Free memory is still 165.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-12 21:13:34,138 INFO L168 Benchmark]: CACSL2BoogieTranslator took 436.80 ms. Allocated memory is still 184.5 MB. Free memory was 147.5 MB in the beginning and 146.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 12.3 MB. Max. memory is 8.0 GB. [2021-08-12 21:13:34,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.11 ms. Allocated memory is still 184.5 MB. Free memory was 146.0 MB in the beginning and 143.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-12 21:13:34,139 INFO L168 Benchmark]: Boogie Preprocessor took 24.90 ms. Allocated memory is still 184.5 MB. Free memory was 143.9 MB in the beginning and 142.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-12 21:13:34,139 INFO L168 Benchmark]: RCFGBuilder took 511.33 ms. Allocated memory is still 184.5 MB. Free memory was 142.4 MB in the beginning and 116.7 MB in the end (delta: 25.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-08-12 21:13:34,139 INFO L168 Benchmark]: TraceAbstraction took 20854.81 ms. Allocated memory was 184.5 MB in the beginning and 3.1 GB in the end (delta: 3.0 GB). Free memory was 116.7 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. [2021-08-12 21:13:34,140 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 184.5 MB. Free memory is still 165.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 436.80 ms. Allocated memory is still 184.5 MB. Free memory was 147.5 MB in the beginning and 146.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 12.3 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 45.11 ms. Allocated memory is still 184.5 MB. Free memory was 146.0 MB in the beginning and 143.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 24.90 ms. Allocated memory is still 184.5 MB. Free memory was 143.9 MB in the beginning and 142.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 511.33 ms. Allocated memory is still 184.5 MB. Free memory was 142.4 MB in the beginning and 116.7 MB in the end (delta: 25.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 20854.81 ms. Allocated memory was 184.5 MB in the beginning and 3.1 GB in the end (delta: 3.0 GB). Free memory was 116.7 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Invalid Owicki-Gries annotation de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Invalid Owicki-Gries annotation: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.computeOwickiGries(CegarLoopForPetriNet.java:752) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...