/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-races/race-2_2-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-7bb8cbd [2020-10-15 18:54:16,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 18:54:16,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 18:54:16,599 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 18:54:16,599 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 18:54:16,608 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 18:54:16,609 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 18:54:16,612 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 18:54:16,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 18:54:16,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 18:54:16,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 18:54:16,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 18:54:16,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 18:54:16,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 18:54:16,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 18:54:16,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 18:54:16,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 18:54:16,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 18:54:16,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 18:54:16,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 18:54:16,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 18:54:16,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 18:54:16,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 18:54:16,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 18:54:16,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 18:54:16,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 18:54:16,657 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 18:54:16,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 18:54:16,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 18:54:16,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 18:54:16,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 18:54:16,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 18:54:16,663 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 18:54:16,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 18:54:16,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 18:54:16,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 18:54:16,665 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 18:54:16,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 18:54:16,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 18:54:16,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 18:54:16,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 18:54:16,670 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-15 18:54:16,711 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 18:54:16,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 18:54:16,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 18:54:16,714 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 18:54:16,714 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 18:54:16,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 18:54:16,714 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 18:54:16,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 18:54:16,715 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 18:54:16,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 18:54:16,716 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 18:54:16,716 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 18:54:16,716 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 18:54:16,716 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 18:54:16,717 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 18:54:16,717 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 18:54:16,717 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 18:54:16,717 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 18:54:16,717 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 18:54:16,717 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 18:54:16,718 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 18:54:16,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 18:54:16,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 18:54:16,721 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 18:54:16,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 18:54:16,721 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 18:54:16,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 18:54:16,722 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 18:54:16,722 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 18:54:16,722 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-15 18:54:16,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 18:54:17,007 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 18:54:17,010 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 18:54:17,011 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 18:54:17,012 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 18:54:17,013 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_2-container_of.i [2020-10-15 18:54:17,073 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76bb5fea6/6660431d7a484d048f943235a5913f07/FLAGf048c29e7 [2020-10-15 18:54:17,663 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 18:54:17,664 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2-container_of.i [2020-10-15 18:54:17,702 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76bb5fea6/6660431d7a484d048f943235a5913f07/FLAGf048c29e7 [2020-10-15 18:54:17,911 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76bb5fea6/6660431d7a484d048f943235a5913f07 [2020-10-15 18:54:17,920 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 18:54:17,922 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-15 18:54:17,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 18:54:17,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 18:54:17,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 18:54:17,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:54:17" (1/1) ... [2020-10-15 18:54:17,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cada6d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:54:17, skipping insertion in model container [2020-10-15 18:54:17,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:54:17" (1/1) ... [2020-10-15 18:54:17,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 18:54:18,015 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 18:54:18,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 18:54:18,777 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 18:54:18,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 18:54:19,325 INFO L208 MainTranslator]: Completed translation [2020-10-15 18:54:19,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:54:19 WrapperNode [2020-10-15 18:54:19,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 18:54:19,328 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-15 18:54:19,329 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-15 18:54:19,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-15 18:54:19,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:54:19" (1/1) ... [2020-10-15 18:54:19,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:54:19" (1/1) ... [2020-10-15 18:54:19,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-15 18:54:19,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 18:54:19,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 18:54:19,431 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 18:54:19,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:54:19" (1/1) ... [2020-10-15 18:54:19,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:54:19" (1/1) ... [2020-10-15 18:54:19,452 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:54:19" (1/1) ... [2020-10-15 18:54:19,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:54:19" (1/1) ... [2020-10-15 18:54:19,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:54:19" (1/1) ... [2020-10-15 18:54:19,470 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:54:19" (1/1) ... [2020-10-15 18:54:19,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:54:19" (1/1) ... [2020-10-15 18:54:19,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 18:54:19,484 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 18:54:19,484 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 18:54:19,484 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 18:54:19,485 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:54:19" (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 [2020-10-15 18:54:19,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 18:54:19,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 18:54:19,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 18:54:19,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 18:54:19,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 18:54:19,566 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2020-10-15 18:54:19,566 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2020-10-15 18:54:19,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 18:54:19,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 18:54:19,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 18:54:19,570 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-15 18:54:20,192 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 18:54:20,192 INFO L298 CfgBuilder]: Removed 20 assume(true) statements. [2020-10-15 18:54:20,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:54:20 BoogieIcfgContainer [2020-10-15 18:54:20,194 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 18:54:20,196 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 18:54:20,197 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 18:54:20,204 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 18:54:20,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 06:54:17" (1/3) ... [2020-10-15 18:54:20,205 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a637301 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 06:54:20, skipping insertion in model container [2020-10-15 18:54:20,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:54:19" (2/3) ... [2020-10-15 18:54:20,209 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a637301 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 06:54:20, skipping insertion in model container [2020-10-15 18:54:20,209 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:54:20" (3/3) ... [2020-10-15 18:54:20,213 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_2-container_of.i [2020-10-15 18:54:20,224 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-15 18:54:20,224 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-15 18:54:20,230 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-10-15 18:54:20,231 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-15 18:54:20,260 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,260 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,260 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,260 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,261 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,261 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,261 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,261 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,261 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,262 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,262 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,262 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,262 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,262 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,262 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,263 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,263 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,263 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,263 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,263 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,264 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,264 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,264 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,264 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,264 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,265 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,265 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,265 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,265 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,266 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,266 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,266 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,266 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,266 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,267 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,267 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,267 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,267 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,267 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,267 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,268 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,268 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,268 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,268 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,268 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,269 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,269 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,269 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,269 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,269 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,270 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,270 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,270 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,270 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,270 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,271 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,271 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,271 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,275 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,275 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,275 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,275 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,276 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,276 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,276 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,276 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,276 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,277 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,277 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,284 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,284 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,284 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,285 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,285 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,285 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,285 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,285 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,286 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,286 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,286 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:54:20,312 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-15 18:54:20,333 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 18:54:20,333 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-15 18:54:20,333 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 18:54:20,333 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 18:54:20,333 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 18:54:20,334 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 18:54:20,334 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 18:54:20,334 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 18:54:20,350 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 18:54:20,353 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 129 places, 131 transitions, 284 flow [2020-10-15 18:54:20,356 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 129 places, 131 transitions, 284 flow [2020-10-15 18:54:20,358 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 129 places, 131 transitions, 284 flow [2020-10-15 18:54:20,425 INFO L129 PetriNetUnfolder]: 9/169 cut-off events. [2020-10-15 18:54:20,425 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-10-15 18:54:20,431 INFO L80 FinitePrefix]: Finished finitePrefix Result has 180 conditions, 169 events. 9/169 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 347 event pairs, 0 based on Foata normal form. 0/153 useless extension candidates. Maximal degree in co-relation 86. Up to 4 conditions per place. [2020-10-15 18:54:20,435 INFO L117 LiptonReduction]: Number of co-enabled transitions 2200 [2020-10-15 18:54:21,093 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:21,130 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:21,136 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:21,151 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:21,153 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:21,153 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:95, output treesize:67 [2020-10-15 18:54:21,183 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:21,210 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:21,215 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:21,239 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:21,240 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:21,241 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:100 [2020-10-15 18:54:21,256 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:21,314 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:21,321 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:21,350 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:21,352 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:21,355 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:102 [2020-10-15 18:54:23,421 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:23,447 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:23,454 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:23,479 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:23,480 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:23,481 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-10-15 18:54:23,497 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:23,524 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:23,529 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:23,550 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:23,551 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:23,552 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-15 18:54:25,774 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:25,801 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:25,806 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:25,836 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:25,837 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:25,837 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-10-15 18:54:25,859 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:25,886 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:25,891 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:25,912 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:25,913 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:25,913 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-15 18:54:27,966 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:27,989 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:27,996 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:28,014 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:28,015 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:28,016 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-15 18:54:28,038 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:28,069 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:28,073 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:28,099 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:28,101 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:28,102 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-15 18:54:30,171 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:30,205 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:30,209 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:30,246 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:30,247 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:30,247 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:118, output treesize:120 [2020-10-15 18:54:30,263 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:30,294 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:30,298 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:30,333 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:30,335 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:30,335 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:118, output treesize:120 [2020-10-15 18:54:32,391 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:32,421 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:32,427 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:32,452 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:32,454 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:32,455 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:106, output treesize:108 [2020-10-15 18:54:32,481 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:32,521 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:32,525 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:32,552 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:32,553 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:32,554 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:108, output treesize:110 [2020-10-15 18:54:33,157 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:33,184 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:33,212 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:33,236 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:33,240 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:33,240 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-15 18:54:33,254 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:33,284 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:33,288 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:33,312 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:33,313 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:33,313 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-10-15 18:54:35,534 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:35,578 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:35,582 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:35,621 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:35,622 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:35,622 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:126, output treesize:128 [2020-10-15 18:54:35,639 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:35,687 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:35,693 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:35,733 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:35,734 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:35,734 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:128, output treesize:130 [2020-10-15 18:54:38,221 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:38,250 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:38,253 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:38,272 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:38,273 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:38,273 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:102, output treesize:74 [2020-10-15 18:54:38,306 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:38,332 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:38,337 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:38,362 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:38,364 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:38,364 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-15 18:54:38,378 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:38,403 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:38,415 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:38,434 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:38,435 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:38,435 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-15 18:54:40,448 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:40,477 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:40,482 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:40,511 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:40,512 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:40,512 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:120, output treesize:122 [2020-10-15 18:54:40,525 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:40,558 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:40,562 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:40,587 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:40,588 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:40,589 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:118, output treesize:120 [2020-10-15 18:54:42,617 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:42,649 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:42,653 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:42,686 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:42,688 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:42,688 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:122, output treesize:124 [2020-10-15 18:54:42,701 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:42,730 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:42,740 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:42,768 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:42,768 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:42,769 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:122, output treesize:124 [2020-10-15 18:54:45,030 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:45,057 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:45,061 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:45,088 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:45,090 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:45,090 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:106, output treesize:108 [2020-10-15 18:54:45,111 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:45,145 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:45,150 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:45,178 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:45,179 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:45,180 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-10-15 18:54:47,703 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 74 [2020-10-15 18:54:47,726 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:47,825 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:47,831 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:47,930 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:47,931 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:47,932 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:148, output treesize:160 [2020-10-15 18:54:48,123 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:48,160 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:48,166 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:48,199 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:48,200 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:48,201 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:124, output treesize:126 [2020-10-15 18:54:48,216 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:48,252 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:48,257 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:48,287 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:48,287 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:48,288 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:124, output treesize:126 [2020-10-15 18:54:50,786 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:50,844 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:50,852 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:50,910 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:50,911 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:50,911 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:136, output treesize:138 [2020-10-15 18:54:50,923 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:50,980 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:50,983 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:51,036 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-15 18:54:51,037 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-15 18:54:51,038 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:136, output treesize:138 [2020-10-15 18:54:53,268 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2020-10-15 18:54:54,074 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-15 18:54:54,450 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-15 18:54:54,678 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-15 18:54:54,897 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-15 18:54:55,126 INFO L132 LiptonReduction]: Checked pairs total: 4067 [2020-10-15 18:54:55,126 INFO L134 LiptonReduction]: Total number of compositions: 138 [2020-10-15 18:54:55,155 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 34 places, 32 transitions, 86 flow [2020-10-15 18:54:55,196 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 190 states. [2020-10-15 18:54:55,199 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states. [2020-10-15 18:54:55,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-10-15 18:54:55,207 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:54:55,208 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-10-15 18:54:55,209 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:54:55,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:54:55,215 INFO L82 PathProgramCache]: Analyzing trace with hash 14364445, now seen corresponding path program 1 times [2020-10-15 18:54:55,229 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:54:55,229 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050267460] [2020-10-15 18:54:55,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:54:55,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:54:55,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:54:55,782 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050267460] [2020-10-15 18:54:55,782 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:54:55,783 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 18:54:55,783 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486578053] [2020-10-15 18:54:55,788 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 18:54:55,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:54:55,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 18:54:55,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 18:54:55,808 INFO L87 Difference]: Start difference. First operand 190 states. Second operand 3 states. [2020-10-15 18:54:55,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:54:55,948 INFO L93 Difference]: Finished difference Result 248 states and 560 transitions. [2020-10-15 18:54:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 18:54:55,950 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-10-15 18:54:55,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:54:55,965 INFO L225 Difference]: With dead ends: 248 [2020-10-15 18:54:55,966 INFO L226 Difference]: Without dead ends: 230 [2020-10-15 18:54:55,967 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 18:54:55,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2020-10-15 18:54:56,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 200. [2020-10-15 18:54:56,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2020-10-15 18:54:56,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 444 transitions. [2020-10-15 18:54:56,029 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 444 transitions. Word has length 4 [2020-10-15 18:54:56,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:54:56,029 INFO L481 AbstractCegarLoop]: Abstraction has 200 states and 444 transitions. [2020-10-15 18:54:56,029 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 18:54:56,030 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 444 transitions. [2020-10-15 18:54:56,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-10-15 18:54:56,030 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:54:56,030 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-10-15 18:54:56,031 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 18:54:56,031 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:54:56,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:54:56,031 INFO L82 PathProgramCache]: Analyzing trace with hash 445298819, now seen corresponding path program 1 times [2020-10-15 18:54:56,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:54:56,034 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465895225] [2020-10-15 18:54:56,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:54:56,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:54:56,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:54:56,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465895225] [2020-10-15 18:54:56,132 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:54:56,132 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 18:54:56,132 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542282226] [2020-10-15 18:54:56,133 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 18:54:56,134 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:54:56,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 18:54:56,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 18:54:56,134 INFO L87 Difference]: Start difference. First operand 200 states and 444 transitions. Second operand 3 states. [2020-10-15 18:54:56,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:54:56,233 INFO L93 Difference]: Finished difference Result 243 states and 536 transitions. [2020-10-15 18:54:56,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 18:54:56,234 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-10-15 18:54:56,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:54:56,237 INFO L225 Difference]: With dead ends: 243 [2020-10-15 18:54:56,238 INFO L226 Difference]: Without dead ends: 236 [2020-10-15 18:54:56,239 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 18:54:56,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2020-10-15 18:54:56,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 221. [2020-10-15 18:54:56,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2020-10-15 18:54:56,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 505 transitions. [2020-10-15 18:54:56,263 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 505 transitions. Word has length 5 [2020-10-15 18:54:56,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:54:56,263 INFO L481 AbstractCegarLoop]: Abstraction has 221 states and 505 transitions. [2020-10-15 18:54:56,264 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 18:54:56,264 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 505 transitions. [2020-10-15 18:54:56,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-15 18:54:56,265 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:54:56,265 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:54:56,266 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 18:54:56,266 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:54:56,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:54:56,266 INFO L82 PathProgramCache]: Analyzing trace with hash -1770707455, now seen corresponding path program 1 times [2020-10-15 18:54:56,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:54:56,267 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165368308] [2020-10-15 18:54:56,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:54:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:54:56,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:54:56,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165368308] [2020-10-15 18:54:56,326 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:54:56,326 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 18:54:56,326 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063564416] [2020-10-15 18:54:56,327 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 18:54:56,327 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:54:56,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 18:54:56,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 18:54:56,327 INFO L87 Difference]: Start difference. First operand 221 states and 505 transitions. Second operand 3 states. [2020-10-15 18:54:56,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:54:56,338 INFO L93 Difference]: Finished difference Result 86 states and 167 transitions. [2020-10-15 18:54:56,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 18:54:56,339 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-15 18:54:56,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:54:56,340 INFO L225 Difference]: With dead ends: 86 [2020-10-15 18:54:56,340 INFO L226 Difference]: Without dead ends: 86 [2020-10-15 18:54:56,340 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 18:54:56,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-10-15 18:54:56,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2020-10-15 18:54:56,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-10-15 18:54:56,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 167 transitions. [2020-10-15 18:54:56,346 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 167 transitions. Word has length 9 [2020-10-15 18:54:56,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:54:56,347 INFO L481 AbstractCegarLoop]: Abstraction has 86 states and 167 transitions. [2020-10-15 18:54:56,347 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 18:54:56,347 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 167 transitions. [2020-10-15 18:54:56,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-15 18:54:56,348 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:54:56,348 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:54:56,348 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 18:54:56,349 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:54:56,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:54:56,349 INFO L82 PathProgramCache]: Analyzing trace with hash 1268591532, now seen corresponding path program 1 times [2020-10-15 18:54:56,349 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:54:56,350 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234983999] [2020-10-15 18:54:56,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:54:56,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:54:56,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:54:56,684 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234983999] [2020-10-15 18:54:56,684 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:54:56,684 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 18:54:56,685 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53245097] [2020-10-15 18:54:56,685 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 18:54:56,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:54:56,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 18:54:56,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2020-10-15 18:54:56,687 INFO L87 Difference]: Start difference. First operand 86 states and 167 transitions. Second operand 13 states. [2020-10-15 18:54:57,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:54:57,653 INFO L93 Difference]: Finished difference Result 86 states and 166 transitions. [2020-10-15 18:54:57,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-15 18:54:57,654 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 18 [2020-10-15 18:54:57,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:54:57,655 INFO L225 Difference]: With dead ends: 86 [2020-10-15 18:54:57,655 INFO L226 Difference]: Without dead ends: 74 [2020-10-15 18:54:57,656 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=237, Invalid=465, Unknown=0, NotChecked=0, Total=702 [2020-10-15 18:54:57,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2020-10-15 18:54:57,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2020-10-15 18:54:57,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2020-10-15 18:54:57,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 145 transitions. [2020-10-15 18:54:57,662 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 145 transitions. Word has length 18 [2020-10-15 18:54:57,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:54:57,662 INFO L481 AbstractCegarLoop]: Abstraction has 74 states and 145 transitions. [2020-10-15 18:54:57,663 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 18:54:57,663 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 145 transitions. [2020-10-15 18:54:57,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-15 18:54:57,664 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:54:57,664 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:54:57,664 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 18:54:57,664 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:54:57,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:54:57,665 INFO L82 PathProgramCache]: Analyzing trace with hash 1297219722, now seen corresponding path program 1 times [2020-10-15 18:54:57,665 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:54:57,665 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285027632] [2020-10-15 18:54:57,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:54:57,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:54:57,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:54:57,973 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285027632] [2020-10-15 18:54:57,973 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:54:57,973 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-15 18:54:57,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791269747] [2020-10-15 18:54:57,974 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 18:54:57,974 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:54:57,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 18:54:57,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-15 18:54:57,975 INFO L87 Difference]: Start difference. First operand 74 states and 145 transitions. Second operand 8 states. [2020-10-15 18:54:58,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:54:58,289 INFO L93 Difference]: Finished difference Result 117 states and 209 transitions. [2020-10-15 18:54:58,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-15 18:54:58,289 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 18 [2020-10-15 18:54:58,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:54:58,290 INFO L225 Difference]: With dead ends: 117 [2020-10-15 18:54:58,291 INFO L226 Difference]: Without dead ends: 117 [2020-10-15 18:54:58,291 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-10-15 18:54:58,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2020-10-15 18:54:58,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 94. [2020-10-15 18:54:58,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-10-15 18:54:58,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 175 transitions. [2020-10-15 18:54:58,298 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 175 transitions. Word has length 18 [2020-10-15 18:54:58,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:54:58,298 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 175 transitions. [2020-10-15 18:54:58,298 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 18:54:58,299 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 175 transitions. [2020-10-15 18:54:58,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-15 18:54:58,300 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:54:58,300 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:54:58,300 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 18:54:58,300 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:54:58,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:54:58,301 INFO L82 PathProgramCache]: Analyzing trace with hash 1297219740, now seen corresponding path program 1 times [2020-10-15 18:54:58,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:54:58,301 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433041631] [2020-10-15 18:54:58,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:54:58,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:54:59,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:54:59,237 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433041631] [2020-10-15 18:54:59,237 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:54:59,237 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 18:54:59,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958552581] [2020-10-15 18:54:59,238 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 18:54:59,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:54:59,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 18:54:59,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-10-15 18:54:59,238 INFO L87 Difference]: Start difference. First operand 94 states and 175 transitions. Second operand 14 states. [2020-10-15 18:55:00,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:55:00,221 INFO L93 Difference]: Finished difference Result 153 states and 271 transitions. [2020-10-15 18:55:00,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-15 18:55:00,222 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2020-10-15 18:55:00,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:55:00,223 INFO L225 Difference]: With dead ends: 153 [2020-10-15 18:55:00,223 INFO L226 Difference]: Without dead ends: 145 [2020-10-15 18:55:00,225 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=67, Invalid=313, Unknown=0, NotChecked=0, Total=380 [2020-10-15 18:55:00,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2020-10-15 18:55:00,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 100. [2020-10-15 18:55:00,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-10-15 18:55:00,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 185 transitions. [2020-10-15 18:55:00,235 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 185 transitions. Word has length 18 [2020-10-15 18:55:00,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:55:00,235 INFO L481 AbstractCegarLoop]: Abstraction has 100 states and 185 transitions. [2020-10-15 18:55:00,235 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 18:55:00,235 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 185 transitions. [2020-10-15 18:55:00,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-15 18:55:00,237 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:55:00,237 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:55:00,237 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 18:55:00,237 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:55:00,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:55:00,237 INFO L82 PathProgramCache]: Analyzing trace with hash 1046484834, now seen corresponding path program 2 times [2020-10-15 18:55:00,238 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:55:00,238 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577744180] [2020-10-15 18:55:00,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:55:00,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:55:01,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:55:01,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577744180] [2020-10-15 18:55:01,006 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:55:01,006 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 18:55:01,006 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080322203] [2020-10-15 18:55:01,007 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 18:55:01,007 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:55:01,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 18:55:01,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-15 18:55:01,007 INFO L87 Difference]: Start difference. First operand 100 states and 185 transitions. Second operand 14 states. [2020-10-15 18:55:02,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:55:02,099 INFO L93 Difference]: Finished difference Result 155 states and 274 transitions. [2020-10-15 18:55:02,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 18:55:02,100 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2020-10-15 18:55:02,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:55:02,101 INFO L225 Difference]: With dead ends: 155 [2020-10-15 18:55:02,102 INFO L226 Difference]: Without dead ends: 143 [2020-10-15 18:55:02,103 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2020-10-15 18:55:02,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2020-10-15 18:55:02,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 98. [2020-10-15 18:55:02,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-10-15 18:55:02,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 181 transitions. [2020-10-15 18:55:02,107 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 181 transitions. Word has length 18 [2020-10-15 18:55:02,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:55:02,107 INFO L481 AbstractCegarLoop]: Abstraction has 98 states and 181 transitions. [2020-10-15 18:55:02,107 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 18:55:02,108 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 181 transitions. [2020-10-15 18:55:02,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-15 18:55:02,109 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:55:02,109 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:55:02,109 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 18:55:02,109 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:55:02,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:55:02,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1347055900, now seen corresponding path program 3 times [2020-10-15 18:55:02,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:55:02,110 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804339423] [2020-10-15 18:55:02,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:55:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:55:02,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:55:02,882 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804339423] [2020-10-15 18:55:02,882 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:55:02,883 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 18:55:02,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820548980] [2020-10-15 18:55:02,883 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 18:55:02,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:55:02,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 18:55:02,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-15 18:55:02,884 INFO L87 Difference]: Start difference. First operand 98 states and 181 transitions. Second operand 14 states. [2020-10-15 18:55:03,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:55:03,909 INFO L93 Difference]: Finished difference Result 139 states and 253 transitions. [2020-10-15 18:55:03,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 18:55:03,909 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2020-10-15 18:55:03,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:55:03,911 INFO L225 Difference]: With dead ends: 139 [2020-10-15 18:55:03,911 INFO L226 Difference]: Without dead ends: 123 [2020-10-15 18:55:03,912 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2020-10-15 18:55:03,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-10-15 18:55:03,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 96. [2020-10-15 18:55:03,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-10-15 18:55:03,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 177 transitions. [2020-10-15 18:55:03,916 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 177 transitions. Word has length 18 [2020-10-15 18:55:03,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:55:03,917 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 177 transitions. [2020-10-15 18:55:03,917 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 18:55:03,917 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 177 transitions. [2020-10-15 18:55:03,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-15 18:55:03,918 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:55:03,918 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:55:03,918 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 18:55:03,918 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:55:03,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:55:03,919 INFO L82 PathProgramCache]: Analyzing trace with hash 646402192, now seen corresponding path program 2 times [2020-10-15 18:55:03,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:55:03,919 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345627391] [2020-10-15 18:55:03,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:55:03,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:55:04,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:55:04,160 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345627391] [2020-10-15 18:55:04,160 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:55:04,160 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-15 18:55:04,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278144426] [2020-10-15 18:55:04,161 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 18:55:04,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:55:04,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 18:55:04,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 18:55:04,162 INFO L87 Difference]: Start difference. First operand 96 states and 177 transitions. Second operand 8 states. [2020-10-15 18:55:04,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:55:04,497 INFO L93 Difference]: Finished difference Result 119 states and 212 transitions. [2020-10-15 18:55:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-15 18:55:04,498 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 18 [2020-10-15 18:55:04,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:55:04,500 INFO L225 Difference]: With dead ends: 119 [2020-10-15 18:55:04,500 INFO L226 Difference]: Without dead ends: 119 [2020-10-15 18:55:04,501 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-15 18:55:04,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-10-15 18:55:04,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 96. [2020-10-15 18:55:04,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-10-15 18:55:04,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 177 transitions. [2020-10-15 18:55:04,505 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 177 transitions. Word has length 18 [2020-10-15 18:55:04,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:55:04,505 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 177 transitions. [2020-10-15 18:55:04,505 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 18:55:04,505 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 177 transitions. [2020-10-15 18:55:04,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-15 18:55:04,506 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:55:04,506 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:55:04,506 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-15 18:55:04,507 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:55:04,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:55:04,507 INFO L82 PathProgramCache]: Analyzing trace with hash 646402210, now seen corresponding path program 4 times [2020-10-15 18:55:04,507 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:55:04,507 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367748019] [2020-10-15 18:55:04,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:55:04,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:55:05,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:55:05,218 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367748019] [2020-10-15 18:55:05,218 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:55:05,218 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 18:55:05,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457552235] [2020-10-15 18:55:05,219 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 18:55:05,219 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:55:05,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 18:55:05,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-15 18:55:05,219 INFO L87 Difference]: Start difference. First operand 96 states and 177 transitions. Second operand 14 states. [2020-10-15 18:55:06,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:55:06,227 INFO L93 Difference]: Finished difference Result 135 states and 244 transitions. [2020-10-15 18:55:06,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 18:55:06,228 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2020-10-15 18:55:06,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:55:06,230 INFO L225 Difference]: With dead ends: 135 [2020-10-15 18:55:06,230 INFO L226 Difference]: Without dead ends: 113 [2020-10-15 18:55:06,230 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2020-10-15 18:55:06,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2020-10-15 18:55:06,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 92. [2020-10-15 18:55:06,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2020-10-15 18:55:06,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 171 transitions. [2020-10-15 18:55:06,234 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 171 transitions. Word has length 18 [2020-10-15 18:55:06,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:55:06,234 INFO L481 AbstractCegarLoop]: Abstraction has 92 states and 171 transitions. [2020-10-15 18:55:06,235 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 18:55:06,235 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 171 transitions. [2020-10-15 18:55:06,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-15 18:55:06,235 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:55:06,235 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:55:06,236 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-15 18:55:06,236 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:55:06,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:55:06,236 INFO L82 PathProgramCache]: Analyzing trace with hash -318962108, now seen corresponding path program 5 times [2020-10-15 18:55:06,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:55:06,237 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055259257] [2020-10-15 18:55:06,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:55:06,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:55:07,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:55:07,043 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055259257] [2020-10-15 18:55:07,043 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:55:07,044 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 18:55:07,044 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065249825] [2020-10-15 18:55:07,044 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 18:55:07,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:55:07,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 18:55:07,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-10-15 18:55:07,045 INFO L87 Difference]: Start difference. First operand 92 states and 171 transitions. Second operand 14 states. [2020-10-15 18:55:08,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:55:08,109 INFO L93 Difference]: Finished difference Result 152 states and 280 transitions. [2020-10-15 18:55:08,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 18:55:08,110 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2020-10-15 18:55:08,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:55:08,111 INFO L225 Difference]: With dead ends: 152 [2020-10-15 18:55:08,111 INFO L226 Difference]: Without dead ends: 144 [2020-10-15 18:55:08,112 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=74, Invalid=346, Unknown=0, NotChecked=0, Total=420 [2020-10-15 18:55:08,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2020-10-15 18:55:08,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 100. [2020-10-15 18:55:08,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-10-15 18:55:08,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 187 transitions. [2020-10-15 18:55:08,116 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 187 transitions. Word has length 18 [2020-10-15 18:55:08,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:55:08,116 INFO L481 AbstractCegarLoop]: Abstraction has 100 states and 187 transitions. [2020-10-15 18:55:08,116 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 18:55:08,116 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 187 transitions. [2020-10-15 18:55:08,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-15 18:55:08,117 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:55:08,117 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:55:08,117 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-15 18:55:08,117 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:55:08,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:55:08,118 INFO L82 PathProgramCache]: Analyzing trace with hash -569697014, now seen corresponding path program 6 times [2020-10-15 18:55:08,118 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:55:08,118 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357917072] [2020-10-15 18:55:08,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:55:08,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:55:08,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:55:08,853 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357917072] [2020-10-15 18:55:08,853 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:55:08,853 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 18:55:08,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609528035] [2020-10-15 18:55:08,854 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 18:55:08,854 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:55:08,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 18:55:08,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-15 18:55:08,855 INFO L87 Difference]: Start difference. First operand 100 states and 187 transitions. Second operand 14 states. [2020-10-15 18:55:09,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:55:09,875 INFO L93 Difference]: Finished difference Result 154 states and 283 transitions. [2020-10-15 18:55:09,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-15 18:55:09,875 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2020-10-15 18:55:09,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:55:09,876 INFO L225 Difference]: With dead ends: 154 [2020-10-15 18:55:09,877 INFO L226 Difference]: Without dead ends: 142 [2020-10-15 18:55:09,877 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2020-10-15 18:55:09,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-10-15 18:55:09,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 98. [2020-10-15 18:55:09,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-10-15 18:55:09,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 183 transitions. [2020-10-15 18:55:09,882 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 183 transitions. Word has length 18 [2020-10-15 18:55:09,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:55:09,882 INFO L481 AbstractCegarLoop]: Abstraction has 98 states and 183 transitions. [2020-10-15 18:55:09,882 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 18:55:09,882 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 183 transitions. [2020-10-15 18:55:09,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-15 18:55:09,883 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:55:09,883 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:55:09,883 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-15 18:55:09,883 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:55:09,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:55:09,884 INFO L82 PathProgramCache]: Analyzing trace with hash -269125948, now seen corresponding path program 7 times [2020-10-15 18:55:09,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:55:09,884 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763906812] [2020-10-15 18:55:09,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:55:09,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:55:10,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:55:10,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763906812] [2020-10-15 18:55:10,742 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:55:10,743 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 18:55:10,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456168832] [2020-10-15 18:55:10,743 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 18:55:10,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:55:10,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 18:55:10,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-15 18:55:10,744 INFO L87 Difference]: Start difference. First operand 98 states and 183 transitions. Second operand 14 states. [2020-10-15 18:55:11,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:55:11,697 INFO L93 Difference]: Finished difference Result 149 states and 278 transitions. [2020-10-15 18:55:11,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-15 18:55:11,698 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2020-10-15 18:55:11,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:55:11,700 INFO L225 Difference]: With dead ends: 149 [2020-10-15 18:55:11,700 INFO L226 Difference]: Without dead ends: 133 [2020-10-15 18:55:11,700 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2020-10-15 18:55:11,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-10-15 18:55:11,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 96. [2020-10-15 18:55:11,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-10-15 18:55:11,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 179 transitions. [2020-10-15 18:55:11,705 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 179 transitions. Word has length 18 [2020-10-15 18:55:11,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:55:11,706 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 179 transitions. [2020-10-15 18:55:11,706 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 18:55:11,706 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 179 transitions. [2020-10-15 18:55:11,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-15 18:55:11,706 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:55:11,707 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:55:11,707 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-15 18:55:11,707 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:55:11,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:55:11,707 INFO L82 PathProgramCache]: Analyzing trace with hash -969779638, now seen corresponding path program 8 times [2020-10-15 18:55:11,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:55:11,708 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818925500] [2020-10-15 18:55:11,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:55:11,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:55:12,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:55:12,450 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818925500] [2020-10-15 18:55:12,450 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:55:12,450 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 18:55:12,451 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422761020] [2020-10-15 18:55:12,451 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 18:55:12,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:55:12,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 18:55:12,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-15 18:55:12,452 INFO L87 Difference]: Start difference. First operand 96 states and 179 transitions. Second operand 14 states. [2020-10-15 18:55:13,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:55:13,471 INFO L93 Difference]: Finished difference Result 167 states and 302 transitions. [2020-10-15 18:55:13,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-15 18:55:13,472 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2020-10-15 18:55:13,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:55:13,474 INFO L225 Difference]: With dead ends: 167 [2020-10-15 18:55:13,474 INFO L226 Difference]: Without dead ends: 147 [2020-10-15 18:55:13,475 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2020-10-15 18:55:13,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-10-15 18:55:13,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 94. [2020-10-15 18:55:13,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-10-15 18:55:13,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 175 transitions. [2020-10-15 18:55:13,479 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 175 transitions. Word has length 18 [2020-10-15 18:55:13,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:55:13,479 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 175 transitions. [2020-10-15 18:55:13,479 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 18:55:13,479 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 175 transitions. [2020-10-15 18:55:13,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-15 18:55:13,480 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:55:13,480 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:55:13,480 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-15 18:55:13,480 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:55:13,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:55:13,481 INFO L82 PathProgramCache]: Analyzing trace with hash 1049440908, now seen corresponding path program 3 times [2020-10-15 18:55:13,481 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:55:13,481 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297942820] [2020-10-15 18:55:13,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:55:13,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:55:13,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:55:13,885 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297942820] [2020-10-15 18:55:13,885 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:55:13,885 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 18:55:13,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786479465] [2020-10-15 18:55:13,886 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 18:55:13,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:55:13,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 18:55:13,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-15 18:55:13,887 INFO L87 Difference]: Start difference. First operand 94 states and 175 transitions. Second operand 11 states. [2020-10-15 18:55:14,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:55:14,456 INFO L93 Difference]: Finished difference Result 206 states and 364 transitions. [2020-10-15 18:55:14,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 18:55:14,457 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 18 [2020-10-15 18:55:14,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:55:14,460 INFO L225 Difference]: With dead ends: 206 [2020-10-15 18:55:14,460 INFO L226 Difference]: Without dead ends: 206 [2020-10-15 18:55:14,461 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2020-10-15 18:55:14,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2020-10-15 18:55:14,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 116. [2020-10-15 18:55:14,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-10-15 18:55:14,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 229 transitions. [2020-10-15 18:55:14,470 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 229 transitions. Word has length 18 [2020-10-15 18:55:14,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:55:14,473 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 229 transitions. [2020-10-15 18:55:14,473 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 18:55:14,473 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 229 transitions. [2020-10-15 18:55:14,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-15 18:55:14,474 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:55:14,474 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:55:14,474 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-15 18:55:14,474 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:55:14,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:55:14,475 INFO L82 PathProgramCache]: Analyzing trace with hash 1049440926, now seen corresponding path program 9 times [2020-10-15 18:55:14,475 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:55:14,475 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573442948] [2020-10-15 18:55:14,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:55:14,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 18:55:14,507 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 18:55:14,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 18:55:14,554 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 18:55:14,614 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-15 18:55:14,617 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-15 18:55:14,617 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-15 18:55:14,620 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-15 18:55:14,635 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [392] [392] L1682-->L1739: Formula: (and (not (= ULTIMATE.start_ldv_assert_~expression_Out44080640 0)) (= ULTIMATE.start_ldv_assert_~expression_Out44080640 |ULTIMATE.start_ldv_assert_#in~expression_In44080640|)) InVars {ULTIMATE.start_ldv_assert_#in~expression=|ULTIMATE.start_ldv_assert_#in~expression_In44080640|} OutVars{ULTIMATE.start_main_#t~mem40=|ULTIMATE.start_main_#t~mem40_Out44080640|, ULTIMATE.start_ldv_assert_#in~expression=|ULTIMATE.start_ldv_assert_#in~expression_In44080640|, ULTIMATE.start_ldv_assert_~expression=ULTIMATE.start_ldv_assert_~expression_Out44080640} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem40, ULTIMATE.start_ldv_assert_~expression] because there is no mapped edge [2020-10-15 18:55:14,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 06:55:14 BasicIcfg [2020-10-15 18:55:14,733 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 18:55:14,735 INFO L168 Benchmark]: Toolchain (without parser) took 56813.58 ms. Allocated memory was 252.7 MB in the beginning and 604.5 MB in the end (delta: 351.8 MB). Free memory was 205.9 MB in the beginning and 339.1 MB in the end (delta: -133.2 MB). Peak memory consumption was 218.6 MB. Max. memory is 14.2 GB. [2020-10-15 18:55:14,736 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 252.7 MB. Free memory was 230.8 MB in the beginning and 229.9 MB in the end (delta: 839.0 kB). Peak memory consumption was 839.0 kB. Max. memory is 14.2 GB. [2020-10-15 18:55:14,736 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1404.22 ms. Allocated memory was 252.7 MB in the beginning and 357.6 MB in the end (delta: 104.9 MB). Free memory was 205.9 MB in the beginning and 321.9 MB in the end (delta: -115.9 MB). Peak memory consumption was 110.0 MB. Max. memory is 14.2 GB. [2020-10-15 18:55:14,737 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.96 ms. Allocated memory is still 357.6 MB. Free memory was 321.9 MB in the beginning and 319.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 14.2 GB. [2020-10-15 18:55:14,737 INFO L168 Benchmark]: Boogie Preprocessor took 53.18 ms. Allocated memory is still 357.6 MB. Free memory was 319.7 MB in the beginning and 315.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 14.2 GB. [2020-10-15 18:55:14,737 INFO L168 Benchmark]: RCFGBuilder took 710.36 ms. Allocated memory is still 357.6 MB. Free memory was 315.3 MB in the beginning and 270.8 MB in the end (delta: 44.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 14.2 GB. [2020-10-15 18:55:14,742 INFO L168 Benchmark]: TraceAbstraction took 54537.81 ms. Allocated memory was 357.6 MB in the beginning and 604.5 MB in the end (delta: 246.9 MB). Free memory was 270.8 MB in the beginning and 339.1 MB in the end (delta: -68.3 MB). Peak memory consumption was 178.6 MB. Max. memory is 14.2 GB. [2020-10-15 18:55:14,747 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 252.7 MB. Free memory was 230.8 MB in the beginning and 229.9 MB in the end (delta: 839.0 kB). Peak memory consumption was 839.0 kB. Max. memory is 14.2 GB. * CACSL2BoogieTranslator took 1404.22 ms. Allocated memory was 252.7 MB in the beginning and 357.6 MB in the end (delta: 104.9 MB). Free memory was 205.9 MB in the beginning and 321.9 MB in the end (delta: -115.9 MB). Peak memory consumption was 110.0 MB. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 101.96 ms. Allocated memory is still 357.6 MB. Free memory was 321.9 MB in the beginning and 319.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 53.18 ms. Allocated memory is still 357.6 MB. Free memory was 319.7 MB in the beginning and 315.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 14.2 GB. * RCFGBuilder took 710.36 ms. Allocated memory is still 357.6 MB. Free memory was 315.3 MB in the beginning and 270.8 MB in the end (delta: 44.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 14.2 GB. * TraceAbstraction took 54537.81 ms. Allocated memory was 357.6 MB in the beginning and 604.5 MB in the end (delta: 246.9 MB). Free memory was 270.8 MB in the beginning and 339.1 MB in the end (delta: -68.3 MB). Peak memory consumption was 178.6 MB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1421 VarBasedMoverChecksPositive, 58 VarBasedMoverChecksNegative, 2 SemBasedMoverChecksPositive, 43 SemBasedMoverChecksNegative, 13 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 29.1s, 41 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 34.7s, 129 PlacesBefore, 34 PlacesAfterwards, 131 TransitionsBefore, 32 TransitionsAfterwards, 2200 CoEnabledTransitionPairs, 6 FixpointIterations, 63 TrivialSequentialCompositions, 52 ConcurrentSequentialCompositions, 3 TrivialYvCompositions, 16 ConcurrentYvCompositions, 4 ChoiceCompositions, 138 TotalNumberOfCompositions, 4067 MoverChecksTotal - CounterExampleResult [Line: 1682]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L1683] 0 pthread_t t1,t2; [L1725] 0 return 0; [L1731] 0 int ret = my_drv_init(); [L1732] COND TRUE 0 ret==0 [L1733] 0 int probe_ret; [L1734] 0 struct my_data data; [L1704] 0 struct device *d = &data->dev; [L1706] 0 data->shared.a = 0 [L1707] 0 data->shared.b = 0 [L1708] 0 int res = __VERIFIER_nondet_int(); [L1709] COND FALSE 0 !(\read(res)) [L1711] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, (void *)d) VAL [arg={3:24}, t1={5:0}, t2={6:0}] [L1696] 1 struct device *dev = (struct device*)arg; [L1697] 1 struct my_data *data; [L1698] 1 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); [L1698] 1 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) [L1699] 1 data->shared.a = 1 VAL [__mptr={3:24}, arg={3:24}, arg={3:24}, data={3:0}, dev={3:24}, t1={5:0}, t2={6:0}] [L1700] 1 data->shared.b VAL [__mptr={3:24}, arg={3:24}, arg={3:24}, data={3:0}, data->shared.b=0, dev={3:24}, t1={5:0}, t2={6:0}] [L1712] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, (void *)d) VAL [__mptr={3:24}, arg={3:24}, arg={3:24}, data={3:0}, data->shared.b=0, dev={3:24}, t1={5:0}, t2={6:0}] [L1696] 2 struct device *dev = (struct device*)arg; [L1697] 2 struct my_data *data; [L1698] 2 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); [L1698] 2 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) [L1699] 2 data->shared.a = 1 VAL [__mptr={3:24}, arg={3:24}, arg={3:24}, data={3:0}, data->shared.b=0, dev={3:24}, t1={5:0}, t2={6:0}] [L1700] EXPR 2 data->shared.b VAL [__mptr={3:24}, arg={3:24}, arg={3:24}, data={3:0}, data->shared.b=0, dev={3:24}, t1={5:0}, t2={6:0}] [L1700] 2 data->shared.b = data->shared.b + 1 [L1701] 2 return 0; [L1700] 1 data->shared.b = data->shared.b + 1 [L1701] 1 return 0; [L1713] 0 return 0; [L1735] 0 probe_ret = my_drv_probe(&data) VAL [\result={0:0}, __mptr={3:24}, arg={3:24}, arg={3:24}, data={3:0}, dev={3:24}, t1={5:0}, t2={6:0}] [L1736] COND TRUE 0 probe_ret==0 [L1719] 0 void *status; [L1720] 0 \read(t1) VAL [\result={0:0}, __mptr={3:24}, arg={3:24}, arg={3:24}, data={3:0}, dev={3:24}, t1={5:0}, t2={6:0}] [L1720] FCALL, JOIN 1 pthread_join(t1, &status) VAL [\result={0:0}, __mptr={3:24}, arg={3:24}, arg={3:24}, data={3:0}, dev={3:24}, t1={5:0}, t2={6:0}] [L1721] 0 \read(t2) VAL [\result={0:0}, __mptr={3:24}, arg={3:24}, arg={3:24}, data={3:0}, dev={3:24}, t1={5:0}, t2={6:0}] [L1721] FCALL, JOIN 2 pthread_join(t2, &status) VAL [\result={0:0}, __mptr={3:24}, arg={3:24}, arg={3:24}, data={3:0}, dev={3:24}, t1={5:0}, t2={6:0}] [L1738] 0 data.shared.a [L1739] 0 data.shared.b [L1682] COND TRUE 0 !expression [L1682] 0 __VERIFIER_error() VAL [\result={0:0}, __mptr={3:24}, arg={3:24}, arg={3:24}, data={3:0}, dev={3:24}, t1={5:0}, t2={6:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 111 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 54.2s, OverallIterations: 16, TraceHistogramMax: 1, AutomataDifference: 10.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 34.8s, HoareTripleCheckerStatistics: 269 SDtfs, 583 SDslu, 947 SDs, 0 SdLazy, 3861 SolverSat, 396 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 226 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 209 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 445 ImplicationChecksByTransitivity, 10.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=221occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 15 MinimizatonAttempts, 497 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 7.4s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 219 ConstructedInterpolants, 0 QuantifiedInterpolants, 90647 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...