/usr/bin/java -Xmx8000000000 -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/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-MCR.epf -i ../../../trunk/examples/svcomp/ldv-races/race-2_4-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-28 05:39:03,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-28 05:39:03,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-28 05:39:03,413 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-28 05:39:03,413 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-28 05:39:03,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-28 05:39:03,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-28 05:39:03,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-28 05:39:03,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-28 05:39:03,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-28 05:39:03,421 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-28 05:39:03,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-28 05:39:03,422 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-28 05:39:03,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-28 05:39:03,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-28 05:39:03,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-28 05:39:03,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-28 05:39:03,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-28 05:39:03,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-28 05:39:03,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-28 05:39:03,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-28 05:39:03,433 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-28 05:39:03,434 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-28 05:39:03,435 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-28 05:39:03,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-28 05:39:03,438 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-28 05:39:03,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-28 05:39:03,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-28 05:39:03,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-28 05:39:03,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-28 05:39:03,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-28 05:39:03,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-28 05:39:03,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-28 05:39:03,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-28 05:39:03,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-28 05:39:03,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-28 05:39:03,445 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-28 05:39:03,445 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-28 05:39:03,445 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-28 05:39:03,446 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-28 05:39:03,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-28 05:39:03,447 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-MCR.epf [2019-12-28 05:39:03,462 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-28 05:39:03,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-28 05:39:03,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-28 05:39:03,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-28 05:39:03,464 INFO L138 SettingsManager]: * Use SBE=true [2019-12-28 05:39:03,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-28 05:39:03,465 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-28 05:39:03,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-28 05:39:03,465 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-28 05:39:03,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-28 05:39:03,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-28 05:39:03,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-28 05:39:03,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-28 05:39:03,466 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-28 05:39:03,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-28 05:39:03,466 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-28 05:39:03,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-28 05:39:03,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-28 05:39:03,467 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-28 05:39:03,467 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-28 05:39:03,467 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-28 05:39:03,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-28 05:39:03,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-28 05:39:03,468 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-28 05:39:03,468 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-28 05:39:03,469 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-28 05:39:03,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-28 05:39:03,469 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2019-12-28 05:39:03,469 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2019-12-28 05:39:03,469 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-28 05:39:03,469 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2019-12-28 05:39:03,470 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-28 05:39:03,789 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-28 05:39:03,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-28 05:39:03,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-28 05:39:03,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-28 05:39:03,818 INFO L275 PluginConnector]: CDTParser initialized [2019-12-28 05:39:03,819 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_4-container_of.i [2019-12-28 05:39:03,882 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ba1a01c3/9659eeded48d4878875015c223b811f3/FLAG07e403a8b [2019-12-28 05:39:04,517 INFO L306 CDTParser]: Found 1 translation units. [2019-12-28 05:39:04,519 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_4-container_of.i [2019-12-28 05:39:04,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ba1a01c3/9659eeded48d4878875015c223b811f3/FLAG07e403a8b [2019-12-28 05:39:04,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ba1a01c3/9659eeded48d4878875015c223b811f3 [2019-12-28 05:39:04,739 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-28 05:39:04,741 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-28 05:39:04,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-28 05:39:04,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-28 05:39:04,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-28 05:39:04,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:39:04" (1/1) ... [2019-12-28 05:39:04,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4db1bd3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:39:04, skipping insertion in model container [2019-12-28 05:39:04,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:39:04" (1/1) ... [2019-12-28 05:39:04,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-28 05:39:04,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-28 05:39:05,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-28 05:39:05,643 INFO L203 MainTranslator]: Completed pre-run [2019-12-28 05:39:05,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-28 05:39:06,155 INFO L208 MainTranslator]: Completed translation [2019-12-28 05:39:06,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:39:06 WrapperNode [2019-12-28 05:39:06,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-28 05:39:06,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-28 05:39:06,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-28 05:39:06,158 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-28 05:39:06,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:39:06" (1/1) ... [2019-12-28 05:39:06,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:39:06" (1/1) ... [2019-12-28 05:39:06,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-28 05:39:06,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-28 05:39:06,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-28 05:39:06,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-28 05:39:06,291 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:39:06" (1/1) ... [2019-12-28 05:39:06,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:39:06" (1/1) ... [2019-12-28 05:39:06,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:39:06" (1/1) ... [2019-12-28 05:39:06,296 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:39:06" (1/1) ... [2019-12-28 05:39:06,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:39:06" (1/1) ... [2019-12-28 05:39:06,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:39:06" (1/1) ... [2019-12-28 05:39:06,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:39:06" (1/1) ... [2019-12-28 05:39:06,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-28 05:39:06,352 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-28 05:39:06,352 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-28 05:39:06,352 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-28 05:39:06,355 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:39:06" (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 [2019-12-28 05:39:06,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-28 05:39:06,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-28 05:39:06,451 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-12-28 05:39:06,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-28 05:39:06,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-28 05:39:06,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-28 05:39:06,452 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2019-12-28 05:39:06,452 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2019-12-28 05:39:06,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-28 05:39:06,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-28 05:39:06,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-28 05:39:06,454 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-28 05:39:07,232 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-28 05:39:07,233 INFO L287 CfgBuilder]: Removed 24 assume(true) statements. [2019-12-28 05:39:07,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 05:39:07 BoogieIcfgContainer [2019-12-28 05:39:07,234 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-28 05:39:07,236 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-28 05:39:07,236 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-28 05:39:07,239 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-28 05:39:07,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 05:39:04" (1/3) ... [2019-12-28 05:39:07,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e077783 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 05:39:07, skipping insertion in model container [2019-12-28 05:39:07,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:39:06" (2/3) ... [2019-12-28 05:39:07,241 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e077783 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 05:39:07, skipping insertion in model container [2019-12-28 05:39:07,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 05:39:07" (3/3) ... [2019-12-28 05:39:07,243 INFO L109 eAbstractionObserver]: Analyzing ICFG race-2_4-container_of.i [2019-12-28 05:39:07,252 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-28 05:39:07,253 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-28 05:39:07,263 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-12-28 05:39:07,264 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-28 05:39:07,295 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,295 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,296 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,296 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,296 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,296 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,297 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,297 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,297 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,297 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,297 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,298 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,298 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,298 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,298 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,298 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,299 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,299 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,299 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,299 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,300 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,300 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,300 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,300 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,300 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,301 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,301 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,301 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,301 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,302 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,302 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,302 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,302 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,303 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,303 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,303 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,304 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,304 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,304 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,304 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,305 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,305 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,305 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,305 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,306 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,306 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,306 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,306 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,306 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,307 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,307 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,307 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,307 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,308 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,308 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,308 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,308 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,308 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,309 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,309 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,309 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,309 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,310 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,310 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,310 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,310 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,311 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,311 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,311 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,311 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,315 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,316 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,316 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,316 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,317 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,317 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,317 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,317 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,318 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,318 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,318 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,318 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,326 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,326 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,326 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,327 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,327 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,327 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,327 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,328 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,328 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,328 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,328 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,329 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-28 05:39:07,359 INFO L249 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2019-12-28 05:39:07,380 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-28 05:39:07,380 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-28 05:39:07,381 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-28 05:39:07,381 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-28 05:39:07,381 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-28 05:39:07,381 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-28 05:39:07,381 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-28 05:39:07,381 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-28 05:39:07,398 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 153 places, 157 transitions [2019-12-28 05:39:07,987 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 12677 states. [2019-12-28 05:39:07,989 INFO L276 IsEmpty]: Start isEmpty. Operand 12677 states. [2019-12-28 05:39:08,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-28 05:39:08,005 INFO L403 BasicCegarLoop]: Found error trace [2019-12-28 05:39:08,006 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-28 05:39:08,006 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-28 05:39:08,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-28 05:39:08,013 INFO L82 PathProgramCache]: Analyzing trace with hash -1491282841, now seen corresponding path program 1 times [2019-12-28 05:39:08,025 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-28 05:39:08,025 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48919005] [2019-12-28 05:39:08,026 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-28 05:39:08,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-28 05:39:08,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-28 05:39:08,644 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48919005] [2019-12-28 05:39:08,645 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-28 05:39:08,646 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-28 05:39:08,647 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [400069688] [2019-12-28 05:39:08,648 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-28 05:39:08,661 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-28 05:39:08,744 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 45 states and 44 transitions. [2019-12-28 05:39:08,745 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-28 05:39:08,749 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-28 05:39:08,750 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-28 05:39:08,750 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-28 05:39:08,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-28 05:39:08,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-28 05:39:08,767 INFO L87 Difference]: Start difference. First operand 12677 states. Second operand 6 states. [2019-12-28 05:39:09,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-28 05:39:09,681 INFO L93 Difference]: Finished difference Result 16420 states and 46231 transitions. [2019-12-28 05:39:09,682 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-12-28 05:39:09,683 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 44 [2019-12-28 05:39:09,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-28 05:39:09,799 INFO L225 Difference]: With dead ends: 16420 [2019-12-28 05:39:09,800 INFO L226 Difference]: Without dead ends: 14348 [2019-12-28 05:39:09,803 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2019-12-28 05:39:09,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14348 states. [2019-12-28 05:39:10,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14348 to 11928. [2019-12-28 05:39:10,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11928 states. [2019-12-28 05:39:10,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11928 states to 11928 states and 33543 transitions. [2019-12-28 05:39:10,415 INFO L78 Accepts]: Start accepts. Automaton has 11928 states and 33543 transitions. Word has length 44 [2019-12-28 05:39:10,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-28 05:39:10,416 INFO L462 AbstractCegarLoop]: Abstraction has 11928 states and 33543 transitions. [2019-12-28 05:39:10,416 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-28 05:39:10,416 INFO L276 IsEmpty]: Start isEmpty. Operand 11928 states and 33543 transitions. [2019-12-28 05:39:10,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-28 05:39:10,421 INFO L403 BasicCegarLoop]: Found error trace [2019-12-28 05:39:10,421 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-28 05:39:10,422 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-28 05:39:10,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-28 05:39:10,422 INFO L82 PathProgramCache]: Analyzing trace with hash -75883119, now seen corresponding path program 1 times [2019-12-28 05:39:10,423 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-28 05:39:10,423 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756329834] [2019-12-28 05:39:10,423 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-28 05:39:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-28 05:39:10,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-28 05:39:10,563 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756329834] [2019-12-28 05:39:10,564 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-28 05:39:10,564 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-28 05:39:10,564 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1186549289] [2019-12-28 05:39:10,564 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-28 05:39:10,573 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-28 05:39:10,584 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 49 states and 48 transitions. [2019-12-28 05:39:10,584 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-28 05:39:10,586 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-28 05:39:10,587 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-28 05:39:10,587 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-28 05:39:10,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-28 05:39:10,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-28 05:39:10,588 INFO L87 Difference]: Start difference. First operand 11928 states and 33543 transitions. Second operand 5 states. [2019-12-28 05:39:10,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-28 05:39:10,789 INFO L93 Difference]: Finished difference Result 11922 states and 33536 transitions. [2019-12-28 05:39:10,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-28 05:39:10,790 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 48 [2019-12-28 05:39:10,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-28 05:39:10,854 INFO L225 Difference]: With dead ends: 11922 [2019-12-28 05:39:10,854 INFO L226 Difference]: Without dead ends: 11922 [2019-12-28 05:39:10,855 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-12-28 05:39:11,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11922 states. [2019-12-28 05:39:11,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11922 to 11907. [2019-12-28 05:39:11,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11907 states. [2019-12-28 05:39:11,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11907 states to 11907 states and 33522 transitions. [2019-12-28 05:39:11,385 INFO L78 Accepts]: Start accepts. Automaton has 11907 states and 33522 transitions. Word has length 48 [2019-12-28 05:39:11,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-28 05:39:11,385 INFO L462 AbstractCegarLoop]: Abstraction has 11907 states and 33522 transitions. [2019-12-28 05:39:11,385 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-28 05:39:11,385 INFO L276 IsEmpty]: Start isEmpty. Operand 11907 states and 33522 transitions. [2019-12-28 05:39:11,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-28 05:39:11,390 INFO L403 BasicCegarLoop]: Found error trace [2019-12-28 05:39:11,390 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-28 05:39:11,391 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-28 05:39:11,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-28 05:39:11,391 INFO L82 PathProgramCache]: Analyzing trace with hash -1088735114, now seen corresponding path program 1 times [2019-12-28 05:39:11,392 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-28 05:39:11,392 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212981720] [2019-12-28 05:39:11,392 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-28 05:39:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-28 05:39:11,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-28 05:39:11,588 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212981720] [2019-12-28 05:39:11,589 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-28 05:39:11,589 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-28 05:39:11,589 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [903342779] [2019-12-28 05:39:11,589 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-28 05:39:11,598 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-28 05:39:11,608 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 51 states and 50 transitions. [2019-12-28 05:39:11,609 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-28 05:39:11,609 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-28 05:39:11,609 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-28 05:39:11,610 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-28 05:39:11,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-28 05:39:11,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-28 05:39:11,611 INFO L87 Difference]: Start difference. First operand 11907 states and 33522 transitions. Second operand 6 states. [2019-12-28 05:39:12,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-28 05:39:12,318 INFO L93 Difference]: Finished difference Result 15163 states and 42332 transitions. [2019-12-28 05:39:12,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-12-28 05:39:12,318 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2019-12-28 05:39:12,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-28 05:39:12,355 INFO L225 Difference]: With dead ends: 15163 [2019-12-28 05:39:12,356 INFO L226 Difference]: Without dead ends: 13369 [2019-12-28 05:39:12,356 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2019-12-28 05:39:12,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13369 states. [2019-12-28 05:39:12,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13369 to 13047. [2019-12-28 05:39:12,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13047 states. [2019-12-28 05:39:12,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13047 states to 13047 states and 36710 transitions. [2019-12-28 05:39:12,711 INFO L78 Accepts]: Start accepts. Automaton has 13047 states and 36710 transitions. Word has length 50 [2019-12-28 05:39:12,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-28 05:39:12,711 INFO L462 AbstractCegarLoop]: Abstraction has 13047 states and 36710 transitions. [2019-12-28 05:39:12,712 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-28 05:39:12,712 INFO L276 IsEmpty]: Start isEmpty. Operand 13047 states and 36710 transitions. [2019-12-28 05:39:12,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-28 05:39:12,717 INFO L403 BasicCegarLoop]: Found error trace [2019-12-28 05:39:12,718 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-28 05:39:12,718 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-28 05:39:12,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-28 05:39:12,718 INFO L82 PathProgramCache]: Analyzing trace with hash 49978714, now seen corresponding path program 1 times [2019-12-28 05:39:12,719 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-28 05:39:12,719 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844700706] [2019-12-28 05:39:12,720 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-28 05:39:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-28 05:39:12,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-28 05:39:12,855 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844700706] [2019-12-28 05:39:12,855 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-28 05:39:12,855 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-28 05:39:12,855 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1195773380] [2019-12-28 05:39:12,855 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-28 05:39:12,866 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-28 05:39:12,883 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 55 states and 54 transitions. [2019-12-28 05:39:12,884 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-28 05:39:12,885 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-28 05:39:12,885 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-28 05:39:12,886 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-28 05:39:12,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-28 05:39:12,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-28 05:39:12,886 INFO L87 Difference]: Start difference. First operand 13047 states and 36710 transitions. Second operand 6 states. [2019-12-28 05:39:13,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-28 05:39:13,629 INFO L93 Difference]: Finished difference Result 16813 states and 47125 transitions. [2019-12-28 05:39:13,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-28 05:39:13,629 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2019-12-28 05:39:13,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-28 05:39:13,675 INFO L225 Difference]: With dead ends: 16813 [2019-12-28 05:39:13,675 INFO L226 Difference]: Without dead ends: 16813 [2019-12-28 05:39:13,676 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2019-12-28 05:39:13,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16813 states. [2019-12-28 05:39:14,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16813 to 13885. [2019-12-28 05:39:14,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13885 states. [2019-12-28 05:39:14,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13885 states to 13885 states and 39044 transitions. [2019-12-28 05:39:14,094 INFO L78 Accepts]: Start accepts. Automaton has 13885 states and 39044 transitions. Word has length 54 [2019-12-28 05:39:14,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-28 05:39:14,095 INFO L462 AbstractCegarLoop]: Abstraction has 13885 states and 39044 transitions. [2019-12-28 05:39:14,095 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-28 05:39:14,095 INFO L276 IsEmpty]: Start isEmpty. Operand 13885 states and 39044 transitions. [2019-12-28 05:39:14,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-28 05:39:14,106 INFO L403 BasicCegarLoop]: Found error trace [2019-12-28 05:39:14,106 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-28 05:39:14,106 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-28 05:39:14,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-28 05:39:14,107 INFO L82 PathProgramCache]: Analyzing trace with hash 1222383590, now seen corresponding path program 1 times [2019-12-28 05:39:14,107 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-28 05:39:14,108 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514103277] [2019-12-28 05:39:14,108 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-28 05:39:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-28 05:39:14,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-28 05:39:14,205 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514103277] [2019-12-28 05:39:14,205 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-28 05:39:14,205 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-28 05:39:14,206 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1018797011] [2019-12-28 05:39:14,206 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-28 05:39:14,217 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-28 05:39:14,331 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 136 states and 212 transitions. [2019-12-28 05:39:14,332 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-28 05:39:15,121 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 28 times. [2019-12-28 05:39:15,121 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2019-12-28 05:39:15,121 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-28 05:39:15,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2019-12-28 05:39:15,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=523, Unknown=0, NotChecked=0, Total=600 [2019-12-28 05:39:15,122 INFO L87 Difference]: Start difference. First operand 13885 states and 39044 transitions. Second operand 25 states. [2019-12-28 05:39:16,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-28 05:39:16,404 INFO L93 Difference]: Finished difference Result 8756 states and 24352 transitions. [2019-12-28 05:39:16,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-12-28 05:39:16,404 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 58 [2019-12-28 05:39:16,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-28 05:39:16,440 INFO L225 Difference]: With dead ends: 8756 [2019-12-28 05:39:16,440 INFO L226 Difference]: Without dead ends: 8756 [2019-12-28 05:39:16,441 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=201, Invalid=791, Unknown=0, NotChecked=0, Total=992 [2019-12-28 05:39:16,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8756 states. [2019-12-28 05:39:16,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8756 to 8060. [2019-12-28 05:39:16,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8060 states. [2019-12-28 05:39:16,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8060 states to 8060 states and 22534 transitions. [2019-12-28 05:39:16,659 INFO L78 Accepts]: Start accepts. Automaton has 8060 states and 22534 transitions. Word has length 58 [2019-12-28 05:39:16,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-28 05:39:16,659 INFO L462 AbstractCegarLoop]: Abstraction has 8060 states and 22534 transitions. [2019-12-28 05:39:16,659 INFO L463 AbstractCegarLoop]: Interpolant automaton has 25 states. [2019-12-28 05:39:16,660 INFO L276 IsEmpty]: Start isEmpty. Operand 8060 states and 22534 transitions. [2019-12-28 05:39:16,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-28 05:39:16,667 INFO L403 BasicCegarLoop]: Found error trace [2019-12-28 05:39:16,667 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-28 05:39:16,667 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-28 05:39:16,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-28 05:39:16,668 INFO L82 PathProgramCache]: Analyzing trace with hash 1803011973, now seen corresponding path program 1 times [2019-12-28 05:39:16,668 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-28 05:39:16,669 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782671123] [2019-12-28 05:39:16,669 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-28 05:39:16,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-28 05:39:16,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-28 05:39:16,791 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782671123] [2019-12-28 05:39:16,791 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-28 05:39:16,791 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-28 05:39:16,792 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [240737081] [2019-12-28 05:39:16,792 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-28 05:39:16,802 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-28 05:39:16,820 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 61 states and 60 transitions. [2019-12-28 05:39:16,820 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-28 05:39:16,821 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-28 05:39:16,821 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-28 05:39:16,821 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-28 05:39:16,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-28 05:39:16,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-28 05:39:16,822 INFO L87 Difference]: Start difference. First operand 8060 states and 22534 transitions. Second operand 6 states. [2019-12-28 05:39:17,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-28 05:39:17,398 INFO L93 Difference]: Finished difference Result 12466 states and 34446 transitions. [2019-12-28 05:39:17,398 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-28 05:39:17,398 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2019-12-28 05:39:17,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-28 05:39:17,426 INFO L225 Difference]: With dead ends: 12466 [2019-12-28 05:39:17,426 INFO L226 Difference]: Without dead ends: 12466 [2019-12-28 05:39:17,427 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2019-12-28 05:39:17,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12466 states. [2019-12-28 05:39:17,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12466 to 10347. [2019-12-28 05:39:17,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10347 states. [2019-12-28 05:39:17,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10347 states to 10347 states and 29106 transitions. [2019-12-28 05:39:17,672 INFO L78 Accepts]: Start accepts. Automaton has 10347 states and 29106 transitions. Word has length 60 [2019-12-28 05:39:17,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-28 05:39:17,673 INFO L462 AbstractCegarLoop]: Abstraction has 10347 states and 29106 transitions. [2019-12-28 05:39:17,673 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-28 05:39:17,673 INFO L276 IsEmpty]: Start isEmpty. Operand 10347 states and 29106 transitions. [2019-12-28 05:39:17,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-28 05:39:17,685 INFO L403 BasicCegarLoop]: Found error trace [2019-12-28 05:39:17,685 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-28 05:39:17,685 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-28 05:39:17,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-28 05:39:17,686 INFO L82 PathProgramCache]: Analyzing trace with hash -1138782170, now seen corresponding path program 1 times [2019-12-28 05:39:17,686 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-28 05:39:17,687 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007928974] [2019-12-28 05:39:17,687 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-28 05:39:17,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-28 05:39:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-28 05:39:17,812 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-28 05:39:17,813 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-28 05:39:17,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.12 05:39:17 BasicIcfg [2019-12-28 05:39:17,908 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-28 05:39:17,917 INFO L168 Benchmark]: Toolchain (without parser) took 13172.30 ms. Allocated memory was 136.3 MB in the beginning and 512.8 MB in the end (delta: 376.4 MB). Free memory was 97.8 MB in the beginning and 256.2 MB in the end (delta: -158.4 MB). Peak memory consumption was 218.0 MB. Max. memory is 7.1 GB. [2019-12-28 05:39:17,918 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 136.3 MB. Free memory was 119.5 MB in the beginning and 119.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-28 05:39:17,919 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1413.48 ms. Allocated memory was 136.3 MB in the beginning and 229.1 MB in the end (delta: 92.8 MB). Free memory was 97.6 MB in the beginning and 167.6 MB in the end (delta: -70.0 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. [2019-12-28 05:39:17,920 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.18 ms. Allocated memory is still 229.1 MB. Free memory was 167.6 MB in the beginning and 163.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-12-28 05:39:17,921 INFO L168 Benchmark]: Boogie Preprocessor took 70.53 ms. Allocated memory is still 229.1 MB. Free memory was 163.1 MB in the beginning and 160.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-12-28 05:39:17,921 INFO L168 Benchmark]: RCFGBuilder took 883.23 ms. Allocated memory is still 229.1 MB. Free memory was 160.2 MB in the beginning and 113.0 MB in the end (delta: 47.2 MB). Peak memory consumption was 47.2 MB. Max. memory is 7.1 GB. [2019-12-28 05:39:17,922 INFO L168 Benchmark]: TraceAbstraction took 10672.53 ms. Allocated memory was 229.1 MB in the beginning and 512.8 MB in the end (delta: 283.6 MB). Free memory was 111.5 MB in the beginning and 256.2 MB in the end (delta: -144.7 MB). Peak memory consumption was 139.0 MB. Max. memory is 7.1 GB. [2019-12-28 05:39:17,932 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 136.3 MB. Free memory was 119.5 MB in the beginning and 119.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1413.48 ms. Allocated memory was 136.3 MB in the beginning and 229.1 MB in the end (delta: 92.8 MB). Free memory was 97.6 MB in the beginning and 167.6 MB in the end (delta: -70.0 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 124.18 ms. Allocated memory is still 229.1 MB. Free memory was 167.6 MB in the beginning and 163.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 70.53 ms. Allocated memory is still 229.1 MB. Free memory was 163.1 MB in the beginning and 160.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 883.23 ms. Allocated memory is still 229.1 MB. Free memory was 160.2 MB in the beginning and 113.0 MB in the end (delta: 47.2 MB). Peak memory consumption was 47.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10672.53 ms. Allocated memory was 229.1 MB in the beginning and 512.8 MB in the end (delta: 283.6 MB). Free memory was 111.5 MB in the beginning and 256.2 MB in the end (delta: -144.7 MB). Peak memory consumption was 139.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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; VAL [t1={5:0}, t2={6:0}] [L1731] 0 return 0; VAL [t1={5:0}, t2={6:0}] [L1737] 0 int ret = my_drv_init(); VAL [t1={5:0}, t2={6:0}] [L1738] COND TRUE 0 ret==0 VAL [t1={5:0}, t2={6:0}] [L1739] 0 int probe_ret; VAL [t1={5:0}, t2={6:0}] [L1740] 0 struct my_data data; VAL [t1={5:0}, t2={6:0}] [L1706] 0 struct device *d = &data->dev; VAL [t1={5:0}, t2={6:0}] [L1708] 0 data->shared.a = 0 VAL [t1={5:0}, t2={6:0}] [L1709] 0 data->shared.b = 0 VAL [t1={5:0}, t2={6:0}] [L1710] 0 int res = __VERIFIER_nondet_int(); VAL [t1={5:0}, t2={6:0}] [L1711] COND FALSE 0 !(\read(res)) VAL [t1={5:0}, t2={6:0}] [L1713] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, (void *)d) VAL [arg={7:24}, t1={5:0}, t2={6:0}] [L1696] 1 struct device *dev = (struct device*)arg; VAL [arg={7:24}, arg={7:24}, dev={7:24}, t1={5:0}, t2={6:0}] [L1697] 1 struct my_data *data; VAL [arg={7:24}, arg={7:24}, dev={7:24}, t1={5:0}, t2={6:0}] [L1698] 1 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, dev={7:24}, t1={5:0}, t2={6:0}] [L1698] 1 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1714] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, (void *)d) VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1715] 0 return 0; VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1741] 0 probe_ret = my_drv_probe(&data) VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1742] COND TRUE 0 probe_ret==0 VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1721] 0 void *status; VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1722] 0 data->shared.a = 3 VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1700] 1 data->shared.a = 1 VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1723] 0 data->shared.b = 3 VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1724] 0 data->shared.a VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1682] COND TRUE 0 !expression VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] [L1682] 0 __VERIFIER_error() VAL [__mptr={7:24}, arg={7:24}, arg={7:24}, data={7:0}, dev={7:24}, t1={5:0}, t2={6:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 132 locations, 6 error locations. Result: UNSAFE, OverallTime: 10.4s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 4.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1385 SDtfs, 2138 SDslu, 5821 SDs, 0 SdLazy, 1278 SolverSat, 100 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 114 GetRequests, 27 SyntacticMatches, 2 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13885occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 8500 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 376 NumberOfCodeBlocks, 376 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 308 ConstructedInterpolants, 0 QuantifiedInterpolants, 29338 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...