/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-VariableLbe-MCR.epf -i ../../../trunk/examples/svcomp/ldv-races/race-2_4-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 23:08:17,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 23:08:17,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 23:08:17,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 23:08:17,449 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 23:08:17,451 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 23:08:17,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 23:08:17,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 23:08:17,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 23:08:17,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 23:08:17,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 23:08:17,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 23:08:17,471 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 23:08:17,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 23:08:17,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 23:08:17,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 23:08:17,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 23:08:17,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 23:08:17,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 23:08:17,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 23:08:17,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 23:08:17,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 23:08:17,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 23:08:17,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 23:08:17,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-27 23:08:17,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-27 23:08:17,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-27 23:08:17,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-27 23:08:17,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-27 23:08:17,501 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-27 23:08:17,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 23:08:17,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 23:08:17,503 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 23:08:17,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 23:08:17,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 23:08:17,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 23:08:17,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 23:08:17,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 23:08:17,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 23:08:17,511 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 23:08:17,512 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 23:08:17,513 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-VariableLbe-MCR.epf [2019-12-27 23:08:17,545 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 23:08:17,545 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 23:08:17,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 23:08:17,547 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 23:08:17,547 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 23:08:17,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 23:08:17,548 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 23:08:17,548 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 23:08:17,548 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 23:08:17,548 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 23:08:17,548 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 23:08:17,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 23:08:17,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 23:08:17,550 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 23:08:17,550 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 23:08:17,550 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 23:08:17,550 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 23:08:17,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 23:08:17,551 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 23:08:17,551 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 23:08:17,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 23:08:17,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 23:08:17,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 23:08:17,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 23:08:17,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 23:08:17,552 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 23:08:17,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 23:08:17,553 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2019-12-27 23:08:17,553 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2019-12-27 23:08:17,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 23:08:17,554 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2019-12-27 23:08:17,555 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 23:08:17,868 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 23:08:17,894 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 23:08:17,899 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 23:08:17,900 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 23:08:17,902 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 23:08:17,903 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_4-container_of.i [2019-12-27 23:08:17,978 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5608b35e4/bdca347e2457460a94711d254a1a7512/FLAG9bbb469a0 [2019-12-27 23:08:18,663 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 23:08:18,664 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_4-container_of.i [2019-12-27 23:08:18,688 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5608b35e4/bdca347e2457460a94711d254a1a7512/FLAG9bbb469a0 [2019-12-27 23:08:18,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5608b35e4/bdca347e2457460a94711d254a1a7512 [2019-12-27 23:08:18,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 23:08:18,807 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 23:08:18,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 23:08:18,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 23:08:18,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 23:08:18,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 11:08:18" (1/1) ... [2019-12-27 23:08:18,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@651afd60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:08:18, skipping insertion in model container [2019-12-27 23:08:18,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 11:08:18" (1/1) ... [2019-12-27 23:08:18,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 23:08:18,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 23:08:19,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 23:08:19,699 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 23:08:19,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 23:08:20,257 INFO L208 MainTranslator]: Completed translation [2019-12-27 23:08:20,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:08:20 WrapperNode [2019-12-27 23:08:20,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 23:08:20,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 23:08:20,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 23:08:20,261 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 23:08:20,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:08:20" (1/1) ... [2019-12-27 23:08:20,342 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:08:20" (1/1) ... [2019-12-27 23:08:20,393 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 23:08:20,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 23:08:20,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 23:08:20,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 23:08:20,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:08:20" (1/1) ... [2019-12-27 23:08:20,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:08:20" (1/1) ... [2019-12-27 23:08:20,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:08:20" (1/1) ... [2019-12-27 23:08:20,425 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:08:20" (1/1) ... [2019-12-27 23:08:20,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:08:20" (1/1) ... [2019-12-27 23:08:20,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:08:20" (1/1) ... [2019-12-27 23:08:20,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:08:20" (1/1) ... [2019-12-27 23:08:20,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 23:08:20,487 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 23:08:20,487 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 23:08:20,487 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 23:08:20,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:08:20" (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 [2019-12-27 23:08:20,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 23:08:20,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-27 23:08:20,549 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-12-27 23:08:20,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-27 23:08:20,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 23:08:20,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 23:08:20,550 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2019-12-27 23:08:20,551 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2019-12-27 23:08:20,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 23:08:20,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 23:08:20,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-27 23:08:20,554 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-27 23:08:21,334 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 23:08:21,335 INFO L287 CfgBuilder]: Removed 24 assume(true) statements. [2019-12-27 23:08:21,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 11:08:21 BoogieIcfgContainer [2019-12-27 23:08:21,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 23:08:21,338 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 23:08:21,339 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 23:08:21,342 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 23:08:21,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 11:08:18" (1/3) ... [2019-12-27 23:08:21,343 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77dec4ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 11:08:21, skipping insertion in model container [2019-12-27 23:08:21,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:08:20" (2/3) ... [2019-12-27 23:08:21,344 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77dec4ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 11:08:21, skipping insertion in model container [2019-12-27 23:08:21,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 11:08:21" (3/3) ... [2019-12-27 23:08:21,346 INFO L109 eAbstractionObserver]: Analyzing ICFG race-2_4-container_of.i [2019-12-27 23:08:21,357 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 23:08:21,357 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 23:08:21,366 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-12-27 23:08:21,367 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 23:08:21,402 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,402 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,403 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,403 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,403 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,403 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,404 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,404 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,404 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,404 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,404 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,405 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,405 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,405 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,405 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,406 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,406 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,406 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,406 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,407 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,407 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,407 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,407 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,408 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,408 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,408 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,408 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,409 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,409 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,409 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,409 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,410 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,410 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,410 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,410 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,411 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,411 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,411 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,411 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,412 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,412 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,412 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,412 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,413 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,413 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,413 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,414 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,414 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,414 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,414 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,414 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,415 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,415 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,415 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,415 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,415 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,416 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,416 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,416 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,417 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,417 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,417 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,417 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,417 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,418 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,418 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,418 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,418 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,419 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,419 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,423 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,423 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,424 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,424 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,424 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,424 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,425 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,425 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,425 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,425 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,426 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,426 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,434 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,434 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,434 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,435 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,435 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,435 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,435 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,435 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,436 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,436 WARN L315 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,436 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,436 WARN L315 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:08:21,465 INFO L249 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2019-12-27 23:08:21,485 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 23:08:21,485 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 23:08:21,486 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 23:08:21,486 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-27 23:08:21,486 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 23:08:21,486 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 23:08:21,486 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 23:08:21,487 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 23:08:21,504 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 153 places, 157 transitions [2019-12-27 23:08:21,506 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 153 places, 157 transitions [2019-12-27 23:08:21,617 INFO L132 PetriNetUnfolder]: 13/215 cut-off events. [2019-12-27 23:08:21,618 INFO L133 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2019-12-27 23:08:21,663 INFO L76 FinitePrefix]: Finished finitePrefix Result has 226 conditions, 215 events. 13/215 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 513 event pairs. 0/191 useless extension candidates. Maximal degree in co-relation 109. Up to 4 conditions per place. [2019-12-27 23:08:21,675 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 153 places, 157 transitions [2019-12-27 23:08:21,736 INFO L132 PetriNetUnfolder]: 13/215 cut-off events. [2019-12-27 23:08:21,737 INFO L133 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2019-12-27 23:08:21,739 INFO L76 FinitePrefix]: Finished finitePrefix Result has 226 conditions, 215 events. 13/215 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 513 event pairs. 0/191 useless extension candidates. Maximal degree in co-relation 109. Up to 4 conditions per place. [2019-12-27 23:08:21,745 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 4004 [2019-12-27 23:08:21,746 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-27 23:08:25,264 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-12-27 23:08:25,313 INFO L534 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-27 23:08:25,378 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-27 23:08:25,385 INFO L534 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-27 23:08:25,440 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-27 23:08:25,441 INFO L534 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-12-27 23:08:25,442 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:120, output treesize:92 [2019-12-27 23:08:25,738 INFO L534 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-27 23:08:25,767 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-27 23:08:25,772 INFO L534 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-27 23:08:25,794 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-27 23:08:25,795 INFO L534 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-12-27 23:08:25,795 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:99, output treesize:71 [2019-12-27 23:08:26,789 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-12-27 23:08:27,589 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2019-12-27 23:08:27,898 WARN L192 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-12-27 23:08:27,916 INFO L534 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-27 23:08:28,090 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-12-27 23:08:28,091 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-27 23:08:28,101 INFO L534 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-27 23:08:28,315 WARN L192 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-12-27 23:08:28,315 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-27 23:08:28,317 INFO L534 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. [2019-12-27 23:08:28,317 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:184, output treesize:196 [2019-12-27 23:08:28,484 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-12-27 23:08:28,619 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-12-27 23:08:28,739 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-12-27 23:08:29,136 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 56 [2019-12-27 23:08:29,713 WARN L192 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 120 [2019-12-27 23:08:29,930 WARN L192 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-12-27 23:08:30,672 WARN L192 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 120 [2019-12-27 23:08:31,057 WARN L192 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-12-27 23:08:31,070 INFO L206 etLargeBlockEncoding]: Checked pairs total: 7312 [2019-12-27 23:08:31,070 INFO L214 etLargeBlockEncoding]: Total number of compositions: 155 [2019-12-27 23:08:31,073 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 45 places, 45 transitions [2019-12-27 23:08:31,109 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 682 states. [2019-12-27 23:08:31,111 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states. [2019-12-27 23:08:31,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-27 23:08:31,117 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 23:08:31,118 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-12-27 23:08:31,118 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]=== [2019-12-27 23:08:31,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 23:08:31,124 INFO L82 PathProgramCache]: Analyzing trace with hash 17094137, now seen corresponding path program 1 times [2019-12-27 23:08:31,135 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 23:08:31,135 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380086060] [2019-12-27 23:08:31,136 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 23:08:31,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 23:08:31,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 23:08:31,543 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380086060] [2019-12-27 23:08:31,543 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 23:08:31,544 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 23:08:31,545 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [565103921] [2019-12-27 23:08:31,545 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 23:08:31,550 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 23:08:31,563 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 5 states and 4 transitions. [2019-12-27 23:08:31,564 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 23:08:31,568 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 23:08:31,568 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 23:08:31,568 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 23:08:31,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 23:08:31,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 23:08:31,586 INFO L87 Difference]: Start difference. First operand 682 states. Second operand 3 states. [2019-12-27 23:08:31,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 23:08:31,680 INFO L93 Difference]: Finished difference Result 675 states and 1701 transitions. [2019-12-27 23:08:31,682 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 23:08:31,683 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2019-12-27 23:08:31,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 23:08:31,715 INFO L225 Difference]: With dead ends: 675 [2019-12-27 23:08:31,716 INFO L226 Difference]: Without dead ends: 601 [2019-12-27 23:08:31,717 INFO L631 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 [2019-12-27 23:08:31,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2019-12-27 23:08:31,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 601. [2019-12-27 23:08:31,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2019-12-27 23:08:31,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 1507 transitions. [2019-12-27 23:08:31,825 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 1507 transitions. Word has length 4 [2019-12-27 23:08:31,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 23:08:31,825 INFO L462 AbstractCegarLoop]: Abstraction has 601 states and 1507 transitions. [2019-12-27 23:08:31,826 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 23:08:31,826 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1507 transitions. [2019-12-27 23:08:31,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-27 23:08:31,826 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 23:08:31,826 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-12-27 23:08:31,827 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]=== [2019-12-27 23:08:31,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 23:08:31,827 INFO L82 PathProgramCache]: Analyzing trace with hash 17041117, now seen corresponding path program 1 times [2019-12-27 23:08:31,827 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 23:08:31,828 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166761862] [2019-12-27 23:08:31,828 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 23:08:31,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 23:08:31,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 23:08:31,985 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166761862] [2019-12-27 23:08:31,985 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 23:08:31,985 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 23:08:31,986 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2102563643] [2019-12-27 23:08:31,986 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 23:08:31,986 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 23:08:31,987 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 5 states and 4 transitions. [2019-12-27 23:08:31,987 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 23:08:31,988 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 23:08:31,989 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 23:08:31,989 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 23:08:31,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 23:08:31,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 23:08:31,990 INFO L87 Difference]: Start difference. First operand 601 states and 1507 transitions. Second operand 3 states. [2019-12-27 23:08:32,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 23:08:32,124 INFO L93 Difference]: Finished difference Result 756 states and 1882 transitions. [2019-12-27 23:08:32,124 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 23:08:32,125 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2019-12-27 23:08:32,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 23:08:32,132 INFO L225 Difference]: With dead ends: 756 [2019-12-27 23:08:32,133 INFO L226 Difference]: Without dead ends: 756 [2019-12-27 23:08:32,134 INFO L631 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 [2019-12-27 23:08:32,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2019-12-27 23:08:32,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 660. [2019-12-27 23:08:32,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 660 states. [2019-12-27 23:08:32,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 660 states and 1662 transitions. [2019-12-27 23:08:32,168 INFO L78 Accepts]: Start accepts. Automaton has 660 states and 1662 transitions. Word has length 4 [2019-12-27 23:08:32,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 23:08:32,169 INFO L462 AbstractCegarLoop]: Abstraction has 660 states and 1662 transitions. [2019-12-27 23:08:32,169 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 23:08:32,169 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1662 transitions. [2019-12-27 23:08:32,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-27 23:08:32,170 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 23:08:32,170 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-27 23:08:32,170 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]=== [2019-12-27 23:08:32,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 23:08:32,171 INFO L82 PathProgramCache]: Analyzing trace with hash -803609362, now seen corresponding path program 1 times [2019-12-27 23:08:32,171 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 23:08:32,172 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870252890] [2019-12-27 23:08:32,172 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 23:08:32,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 23:08:32,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 23:08:32,299 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870252890] [2019-12-27 23:08:32,299 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 23:08:32,299 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 23:08:32,299 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [648118274] [2019-12-27 23:08:32,300 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 23:08:32,300 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 23:08:32,301 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 7 states and 6 transitions. [2019-12-27 23:08:32,301 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 23:08:32,302 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 23:08:32,302 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 23:08:32,302 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 23:08:32,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 23:08:32,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 23:08:32,305 INFO L87 Difference]: Start difference. First operand 660 states and 1662 transitions. Second operand 4 states. [2019-12-27 23:08:32,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 23:08:32,537 INFO L93 Difference]: Finished difference Result 817 states and 2007 transitions. [2019-12-27 23:08:32,537 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 23:08:32,537 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2019-12-27 23:08:32,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 23:08:32,543 INFO L225 Difference]: With dead ends: 817 [2019-12-27 23:08:32,544 INFO L226 Difference]: Without dead ends: 730 [2019-12-27 23:08:32,544 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 23:08:32,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states. [2019-12-27 23:08:32,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 698. [2019-12-27 23:08:32,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 698 states. [2019-12-27 23:08:32,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 698 states and 1771 transitions. [2019-12-27 23:08:32,568 INFO L78 Accepts]: Start accepts. Automaton has 698 states and 1771 transitions. Word has length 6 [2019-12-27 23:08:32,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 23:08:32,569 INFO L462 AbstractCegarLoop]: Abstraction has 698 states and 1771 transitions. [2019-12-27 23:08:32,569 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 23:08:32,569 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1771 transitions. [2019-12-27 23:08:32,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-27 23:08:32,570 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 23:08:32,570 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 23:08:32,570 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]=== [2019-12-27 23:08:32,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 23:08:32,571 INFO L82 PathProgramCache]: Analyzing trace with hash -675936352, now seen corresponding path program 1 times [2019-12-27 23:08:32,571 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 23:08:32,572 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672768744] [2019-12-27 23:08:32,572 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 23:08:32,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 23:08:32,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 23:08:32,641 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672768744] [2019-12-27 23:08:32,641 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 23:08:32,641 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 23:08:32,641 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1326853223] [2019-12-27 23:08:32,641 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 23:08:32,642 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 23:08:32,644 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 9 states and 8 transitions. [2019-12-27 23:08:32,644 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 23:08:32,644 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 23:08:32,644 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 23:08:32,644 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 23:08:32,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 23:08:32,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 23:08:32,645 INFO L87 Difference]: Start difference. First operand 698 states and 1771 transitions. Second operand 3 states. [2019-12-27 23:08:32,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 23:08:32,770 INFO L93 Difference]: Finished difference Result 898 states and 2265 transitions. [2019-12-27 23:08:32,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 23:08:32,771 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2019-12-27 23:08:32,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 23:08:32,777 INFO L225 Difference]: With dead ends: 898 [2019-12-27 23:08:32,777 INFO L226 Difference]: Without dead ends: 898 [2019-12-27 23:08:32,778 INFO L631 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 [2019-12-27 23:08:32,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2019-12-27 23:08:32,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 758. [2019-12-27 23:08:32,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758 states. [2019-12-27 23:08:32,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 1927 transitions. [2019-12-27 23:08:32,803 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 1927 transitions. Word has length 8 [2019-12-27 23:08:32,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 23:08:32,804 INFO L462 AbstractCegarLoop]: Abstraction has 758 states and 1927 transitions. [2019-12-27 23:08:32,804 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 23:08:32,805 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1927 transitions. [2019-12-27 23:08:32,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-27 23:08:32,806 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 23:08:32,806 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 23:08:32,807 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]=== [2019-12-27 23:08:32,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 23:08:32,807 INFO L82 PathProgramCache]: Analyzing trace with hash 520808996, now seen corresponding path program 1 times [2019-12-27 23:08:32,808 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 23:08:32,808 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320748722] [2019-12-27 23:08:32,808 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 23:08:32,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 23:08:32,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 23:08:32,866 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320748722] [2019-12-27 23:08:32,866 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 23:08:32,866 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 23:08:32,866 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [601969011] [2019-12-27 23:08:32,867 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 23:08:32,868 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 23:08:32,869 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 10 states and 9 transitions. [2019-12-27 23:08:32,869 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 23:08:32,870 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 23:08:32,870 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 23:08:32,870 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 23:08:32,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 23:08:32,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 23:08:32,871 INFO L87 Difference]: Start difference. First operand 758 states and 1927 transitions. Second operand 3 states. [2019-12-27 23:08:32,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 23:08:32,996 INFO L93 Difference]: Finished difference Result 926 states and 2337 transitions. [2019-12-27 23:08:32,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 23:08:32,997 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-12-27 23:08:32,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 23:08:33,003 INFO L225 Difference]: With dead ends: 926 [2019-12-27 23:08:33,003 INFO L226 Difference]: Without dead ends: 926 [2019-12-27 23:08:33,004 INFO L631 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 [2019-12-27 23:08:33,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 926 states. [2019-12-27 23:08:33,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 926 to 818. [2019-12-27 23:08:33,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 818 states. [2019-12-27 23:08:33,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 818 states and 2115 transitions. [2019-12-27 23:08:33,033 INFO L78 Accepts]: Start accepts. Automaton has 818 states and 2115 transitions. Word has length 9 [2019-12-27 23:08:33,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 23:08:33,035 INFO L462 AbstractCegarLoop]: Abstraction has 818 states and 2115 transitions. [2019-12-27 23:08:33,036 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 23:08:33,036 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 2115 transitions. [2019-12-27 23:08:33,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-27 23:08:33,046 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 23:08:33,047 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 23:08:33,047 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]=== [2019-12-27 23:08:33,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 23:08:33,048 INFO L82 PathProgramCache]: Analyzing trace with hash -440644709, now seen corresponding path program 1 times [2019-12-27 23:08:33,048 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 23:08:33,049 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049338192] [2019-12-27 23:08:33,049 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 23:08:33,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 23:08:33,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 23:08:33,185 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-27 23:08:33,186 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-27 23:08:33,189 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [527] [527] ULTIMATE.startENTRY-->L1713-1: Formula: (let ((.cse6 (store |v_#valid_82| 0 0))) (let ((.cse7 (store .cse6 |v_~#t1~0.base_18| 1))) (let ((.cse2 (+ v_ULTIMATE.start_my_drv_probe_~data.offset_18 28)) (.cse4 (store .cse7 |v_~#t2~0.base_14| 1)) (.cse1 (+ v_ULTIMATE.start_my_drv_probe_~data.offset_18 24))) (and (= (let ((.cse0 (store |v_#memory_$Pointer$.offset_77| v_ULTIMATE.start_my_drv_probe_~data.base_18 (store (store (select |v_#memory_$Pointer$.offset_77| v_ULTIMATE.start_my_drv_probe_~data.base_18) .cse1 v_DerPreprocessor_24) .cse2 v_DerPreprocessor_26)))) (store .cse0 |v_~#t1~0.base_18| (store (select .cse0 |v_~#t1~0.base_18|) |v_~#t1~0.offset_18| (select (select |v_#memory_$Pointer$.offset_76| |v_~#t1~0.base_18|) |v_~#t1~0.offset_18|)))) |v_#memory_$Pointer$.offset_76|) (= |v_ULTIMATE.start_my_drv_probe_#in~data.base_13| |v_ULTIMATE.start_main_~#data~1.base_66|) (= |v_~#t1~0.offset_18| 0) (= |v_#length_47| (store (store (store |v_#length_49| |v_~#t1~0.base_18| 4) |v_~#t2~0.base_14| 4) |v_ULTIMATE.start_main_~#data~1.base_66| 32)) (= (let ((.cse3 (store |v_#memory_int_122| v_ULTIMATE.start_my_drv_probe_~data.base_18 (store (store (select |v_#memory_int_122| v_ULTIMATE.start_my_drv_probe_~data.base_18) .cse1 0) .cse2 0)))) (store .cse3 |v_~#t1~0.base_18| (store (select .cse3 |v_~#t1~0.base_18|) |v_~#t1~0.offset_18| 0))) |v_#memory_int_121|) (= |v_ULTIMATE.start_main_~#data~1.offset_63| 0) (= |v_#valid_80| (store .cse4 |v_ULTIMATE.start_main_~#data~1.base_66| 1)) (= |v_#NULL.offset_7| 0) (= (store |v_#pthreadsMutex_42| v_ULTIMATE.start_my_drv_probe_~data.base_18 (store (select |v_#pthreadsMutex_42| v_ULTIMATE.start_my_drv_probe_~data.base_18) v_ULTIMATE.start_my_drv_probe_~data.offset_18 0)) |v_#pthreadsMutex_41|) (= v_ULTIMATE.start_my_drv_probe_~d~0.base_17 v_ULTIMATE.start_my_drv_probe_~data.base_18) (= |v_~#t2~0.offset_14| 0) (= 0 (select (select |v_#memory_int_122| |v_~#t2~0.base_14|) |v_~#t2~0.offset_14|)) (< 0 |v_#StackHeapBarrier_26|) (= (let ((.cse5 (store |v_#memory_$Pointer$.base_77| v_ULTIMATE.start_my_drv_probe_~data.base_18 (store (store (select |v_#memory_$Pointer$.base_77| v_ULTIMATE.start_my_drv_probe_~data.base_18) .cse1 v_DerPreprocessor_23) .cse2 v_DerPreprocessor_25)))) (store .cse5 |v_~#t1~0.base_18| (store (select .cse5 |v_~#t1~0.base_18|) |v_~#t1~0.offset_18| (select (select |v_#memory_$Pointer$.base_76| |v_~#t1~0.base_18|) |v_~#t1~0.offset_18|)))) |v_#memory_$Pointer$.base_76|) (= (select .cse6 |v_~#t1~0.base_18|) 0) (= |v_ULTIMATE.start_my_drv_probe_#in~data.base_13| v_ULTIMATE.start_my_drv_probe_~data.base_18) (< |v_#StackHeapBarrier_26| |v_~#t2~0.base_14|) (= v_ULTIMATE.start_my_drv_probe_~res~0_21 0) (< |v_#StackHeapBarrier_26| |v_~#t1~0.base_18|) (= (select .cse7 |v_~#t2~0.base_14|) 0) (= 0 (select .cse4 |v_ULTIMATE.start_main_~#data~1.base_66|)) (= 0 |v_#NULL.base_7|) (= 0 v_ULTIMATE.start_main_~ret~0_25) (= |v_ULTIMATE.start_my_drv_probe_#in~data.offset_13| v_ULTIMATE.start_my_drv_probe_~data.offset_18) (= (select (select |v_#memory_int_122| |v_~#t1~0.base_18|) |v_~#t1~0.offset_18|) 0) (= |v_ULTIMATE.start_my_drv_probe_#in~data.offset_13| |v_ULTIMATE.start_main_~#data~1.offset_63|) (= v_ULTIMATE.start_my_drv_probe_~d~0.offset_17 .cse1) (< |v_#StackHeapBarrier_26| |v_ULTIMATE.start_main_~#data~1.base_66|) (= 0 |v_ULTIMATE.start_my_drv_init_#res_15|))))) InVars {#pthreadsMutex=|v_#pthreadsMutex_42|, #StackHeapBarrier=|v_#StackHeapBarrier_26|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_77|, #valid=|v_#valid_82|, #memory_int=|v_#memory_int_122|, #length=|v_#length_49|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_77|} OutVars{ULTIMATE.start_main_#t~mem45=|v_ULTIMATE.start_main_#t~mem45_24|, ULTIMATE.start_main_#t~mem46=|v_ULTIMATE.start_main_#t~mem46_24|, ULTIMATE.start_main_#t~mem43=|v_ULTIMATE.start_main_#t~mem43_31|, ULTIMATE.start_main_#t~mem44=|v_ULTIMATE.start_main_#t~mem44_28|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_76|, ULTIMATE.start_my_drv_probe_#res=|v_ULTIMATE.start_my_drv_probe_#res_20|, #NULL.offset=|v_#NULL.offset_7|, ~#t1~0.offset=|v_~#t1~0.offset_18|, ~#t1~0.base=|v_~#t1~0.base_18|, ULTIMATE.start_my_drv_probe_~data.base=v_ULTIMATE.start_my_drv_probe_~data.base_18, ULTIMATE.start_my_drv_init_#res=|v_ULTIMATE.start_my_drv_init_#res_15|, ~#t2~0.offset=|v_~#t2~0.offset_14|, ULTIMATE.start_main_~#data~1.offset=|v_ULTIMATE.start_main_~#data~1.offset_63|, #length=|v_#length_47|, ~#t2~0.base=|v_~#t2~0.base_14|, #pthreadsMutex=|v_#pthreadsMutex_41|, ULTIMATE.start_my_drv_probe_#in~data.base=|v_ULTIMATE.start_my_drv_probe_#in~data.base_13|, ULTIMATE.start_my_drv_probe_~d~0.offset=v_ULTIMATE.start_my_drv_probe_~d~0.offset_17, ULTIMATE.start_main_~ret~0=v_ULTIMATE.start_main_~ret~0_25, ULTIMATE.start_my_drv_probe_~data.offset=v_ULTIMATE.start_my_drv_probe_~data.offset_18, ULTIMATE.start_main_#t~ret41=|v_ULTIMATE.start_main_#t~ret41_28|, ULTIMATE.start_my_drv_probe_#in~data.offset=|v_ULTIMATE.start_my_drv_probe_#in~data.offset_13|, ULTIMATE.start_main_#t~ret42=|v_ULTIMATE.start_main_#t~ret42_28|, ULTIMATE.start_my_drv_probe_#t~nondet33=|v_ULTIMATE.start_my_drv_probe_#t~nondet33_10|, ULTIMATE.start_my_drv_probe_#t~nondet32=|v_ULTIMATE.start_my_drv_probe_#t~nondet32_24|, ULTIMATE.start_my_drv_probe_~res~0=v_ULTIMATE.start_my_drv_probe_~res~0_21, ULTIMATE.start_my_drv_probe_#t~nondet34=|v_ULTIMATE.start_my_drv_probe_#t~nondet34_11|, #NULL.base=|v_#NULL.base_7|, ULTIMATE.start_my_drv_probe_~d~0.base=v_ULTIMATE.start_my_drv_probe_~d~0.base_17, #StackHeapBarrier=|v_#StackHeapBarrier_26|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_21|, #valid=|v_#valid_80|, #memory_int=|v_#memory_int_121|, ULTIMATE.start_main_~probe_ret~0=v_ULTIMATE.start_main_~probe_ret~0_27, ULTIMATE.start_main_~#data~1.base=|v_ULTIMATE.start_main_~#data~1.base_66|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_76|} AuxVars[v_DerPreprocessor_24, v_DerPreprocessor_25, v_DerPreprocessor_23, v_DerPreprocessor_26] AssignedVars[ULTIMATE.start_main_#t~mem45, ULTIMATE.start_main_#t~mem46, ULTIMATE.start_main_#t~mem43, ULTIMATE.start_main_#t~mem44, #memory_$Pointer$.base, ULTIMATE.start_my_drv_probe_#res, #NULL.offset, ~#t1~0.offset, ~#t1~0.base, ULTIMATE.start_my_drv_probe_~data.base, ULTIMATE.start_my_drv_init_#res, ~#t2~0.offset, ULTIMATE.start_main_~#data~1.offset, #length, ~#t2~0.base, #pthreadsMutex, ULTIMATE.start_my_drv_probe_#in~data.base, ULTIMATE.start_my_drv_probe_~d~0.offset, ULTIMATE.start_main_~ret~0, ULTIMATE.start_my_drv_probe_~data.offset, ULTIMATE.start_main_#t~ret41, ULTIMATE.start_my_drv_probe_#in~data.offset, ULTIMATE.start_main_#t~ret42, ULTIMATE.start_my_drv_probe_#t~nondet33, ULTIMATE.start_my_drv_probe_#t~nondet32, ULTIMATE.start_my_drv_probe_~res~0, ULTIMATE.start_my_drv_probe_#t~nondet34, #NULL.base, ULTIMATE.start_my_drv_probe_~d~0.base, ULTIMATE.start_main_#res, #valid, #memory_int, ULTIMATE.start_main_~probe_ret~0, ULTIMATE.start_main_~#data~1.base, #memory_$Pointer$.offset] because there is no mapped edge [2019-12-27 23:08:33,191 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [500] [500] my_callbackENTRY-->L1699-1: Formula: (let ((.cse0 (select |v_#pthreadsMutex_32| v_my_callbackThread1of1ForFork0_~data~0.base_18))) (and (= |v_my_callbackThread1of1ForFork0_#t~nondet30_8| 0) (= v_my_callbackThread1of1ForFork0_~arg.offset_6 v_my_callbackThread1of1ForFork0_~dev~0.offset_8) (= |v_my_callbackThread1of1ForFork0_#in~arg.base_5| v_my_callbackThread1of1ForFork0_~arg.base_6) (= v_my_callbackThread1of1ForFork0_~dev~0.offset_8 v_my_callbackThread1of1ForFork0_~__mptr~0.offset_8) (= v_my_callbackThread1of1ForFork0_~data~0.offset_18 (+ v_my_callbackThread1of1ForFork0_~__mptr~0.offset_8 (- 24))) (= v_my_callbackThread1of1ForFork0_~dev~0.base_8 v_my_callbackThread1of1ForFork0_~arg.base_6) (= (select .cse0 v_my_callbackThread1of1ForFork0_~data~0.offset_18) 0) (= |v_#pthreadsMutex_31| (store |v_#pthreadsMutex_32| v_my_callbackThread1of1ForFork0_~data~0.base_18 (store .cse0 v_my_callbackThread1of1ForFork0_~data~0.offset_18 1))) (= v_my_callbackThread1of1ForFork0_~data~0.base_18 v_my_callbackThread1of1ForFork0_~__mptr~0.base_8) (= v_my_callbackThread1of1ForFork0_~dev~0.base_8 v_my_callbackThread1of1ForFork0_~__mptr~0.base_8) (= v_my_callbackThread1of1ForFork0_~arg.offset_6 |v_my_callbackThread1of1ForFork0_#in~arg.offset_5|))) InVars {#pthreadsMutex=|v_#pthreadsMutex_32|, my_callbackThread1of1ForFork0_#in~arg.base=|v_my_callbackThread1of1ForFork0_#in~arg.base_5|, my_callbackThread1of1ForFork0_#in~arg.offset=|v_my_callbackThread1of1ForFork0_#in~arg.offset_5|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_31|, my_callbackThread1of1ForFork0_~data~0.offset=v_my_callbackThread1of1ForFork0_~data~0.offset_18, my_callbackThread1of1ForFork0_#in~arg.base=|v_my_callbackThread1of1ForFork0_#in~arg.base_5|, my_callbackThread1of1ForFork0_~arg.base=v_my_callbackThread1of1ForFork0_~arg.base_6, my_callbackThread1of1ForFork0_~arg.offset=v_my_callbackThread1of1ForFork0_~arg.offset_6, my_callbackThread1of1ForFork0_#in~arg.offset=|v_my_callbackThread1of1ForFork0_#in~arg.offset_5|, my_callbackThread1of1ForFork0_#t~nondet30=|v_my_callbackThread1of1ForFork0_#t~nondet30_8|, my_callbackThread1of1ForFork0_~__mptr~0.base=v_my_callbackThread1of1ForFork0_~__mptr~0.base_8, my_callbackThread1of1ForFork0_~__mptr~0.offset=v_my_callbackThread1of1ForFork0_~__mptr~0.offset_8, my_callbackThread1of1ForFork0_~dev~0.base=v_my_callbackThread1of1ForFork0_~dev~0.base_8, my_callbackThread1of1ForFork0_~data~0.base=v_my_callbackThread1of1ForFork0_~data~0.base_18, my_callbackThread1of1ForFork0_~dev~0.offset=v_my_callbackThread1of1ForFork0_~dev~0.offset_8} AuxVars[] AssignedVars[#pthreadsMutex, my_callbackThread1of1ForFork0_~data~0.offset, my_callbackThread1of1ForFork0_~arg.base, my_callbackThread1of1ForFork0_~arg.offset, my_callbackThread1of1ForFork0_#t~nondet30, my_callbackThread1of1ForFork0_~__mptr~0.base, my_callbackThread1of1ForFork0_~__mptr~0.offset, my_callbackThread1of1ForFork0_~dev~0.base, my_callbackThread1of1ForFork0_~data~0.base, my_callbackThread1of1ForFork0_~dev~0.offset] because there is no mapped edge [2019-12-27 23:08:33,191 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [411] [411] L1713-2-->L1714-1: Formula: (and (= (store |v_#memory_int_48| |v_~#t2~0.base_6| (store (select |v_#memory_int_48| |v_~#t2~0.base_6|) |v_~#t2~0.offset_6| 1)) |v_#memory_int_47|) (= |v_#memory_$Pointer$.offset_33| (store |v_#memory_$Pointer$.offset_34| |v_~#t2~0.base_6| (store (select |v_#memory_$Pointer$.offset_34| |v_~#t2~0.base_6|) |v_~#t2~0.offset_6| (select (select |v_#memory_$Pointer$.offset_33| |v_~#t2~0.base_6|) |v_~#t2~0.offset_6|)))) (= |v_#memory_$Pointer$.base_33| (store |v_#memory_$Pointer$.base_34| |v_~#t2~0.base_6| (store (select |v_#memory_$Pointer$.base_34| |v_~#t2~0.base_6|) |v_~#t2~0.offset_6| (select (select |v_#memory_$Pointer$.base_33| |v_~#t2~0.base_6|) |v_~#t2~0.offset_6|))))) InVars {#memory_$Pointer$.base=|v_#memory_$Pointer$.base_34|, ~#t2~0.offset=|v_~#t2~0.offset_6|, #memory_int=|v_#memory_int_48|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_34|, ~#t2~0.base=|v_~#t2~0.base_6|} OutVars{#memory_$Pointer$.base=|v_#memory_$Pointer$.base_33|, ~#t2~0.offset=|v_~#t2~0.offset_6|, #memory_int=|v_#memory_int_47|, ULTIMATE.start_my_drv_probe_#t~nondet33=|v_ULTIMATE.start_my_drv_probe_#t~nondet33_3|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_33|, ~#t2~0.base=|v_~#t2~0.base_6|} AuxVars[] AssignedVars[#memory_$Pointer$.base, #memory_int, ULTIMATE.start_my_drv_probe_#t~nondet33, #memory_$Pointer$.offset] because there is no mapped edge [2019-12-27 23:08:33,191 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [497] [497] L1714-2-->L1741-3: Formula: (and (= |v_ULTIMATE.start_my_drv_probe_#res_13| 0) (= |v_ULTIMATE.start_my_drv_probe_#res_13| |v_ULTIMATE.start_main_#t~ret42_18|)) InVars {} OutVars{ULTIMATE.start_my_drv_probe_#res=|v_ULTIMATE.start_my_drv_probe_#res_13|, ULTIMATE.start_main_#t~ret42=|v_ULTIMATE.start_main_#t~ret42_18|, ULTIMATE.start_my_drv_probe_#t~nondet34=|v_ULTIMATE.start_my_drv_probe_#t~nondet34_6|} AuxVars[] AssignedVars[ULTIMATE.start_my_drv_probe_#res, ULTIMATE.start_main_#t~ret42, ULTIMATE.start_my_drv_probe_#t~nondet34] because there is no mapped edge [2019-12-27 23:08:33,192 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [514] [514] L1741-3-->L1722: Formula: (let ((.cse0 (+ v_ULTIMATE.start_my_drv_disconnect_~data.offset_19 24))) (and (= |v_ULTIMATE.start_main_#t~ret42_21| v_ULTIMATE.start_main_~probe_ret~0_19) (= 0 (select |v_#valid_60| |v_ULTIMATE.start_my_drv_disconnect_~#status~0.base_22|)) (= |v_ULTIMATE.start_my_drv_disconnect_#in~data.base_8| |v_ULTIMATE.start_main_~#data~1.base_55|) (= |v_ULTIMATE.start_my_drv_disconnect_#in~data.offset_8| v_ULTIMATE.start_my_drv_disconnect_~data.offset_19) (= |v_#valid_59| (store |v_#valid_60| |v_ULTIMATE.start_my_drv_disconnect_~#status~0.base_22| 1)) (= |v_#length_32| (store |v_#length_33| |v_ULTIMATE.start_my_drv_disconnect_~#status~0.base_22| 4)) (= |v_#memory_$Pointer$.offset_65| (store |v_#memory_$Pointer$.offset_66| v_ULTIMATE.start_my_drv_disconnect_~data.base_19 (store (select |v_#memory_$Pointer$.offset_66| v_ULTIMATE.start_my_drv_disconnect_~data.base_19) .cse0 (select (select |v_#memory_$Pointer$.offset_65| v_ULTIMATE.start_my_drv_disconnect_~data.base_19) .cse0)))) (= |v_ULTIMATE.start_my_drv_disconnect_#in~data.offset_8| |v_ULTIMATE.start_main_~#data~1.offset_52|) (= |v_#memory_$Pointer$.base_65| (store |v_#memory_$Pointer$.base_66| v_ULTIMATE.start_my_drv_disconnect_~data.base_19 (store (select |v_#memory_$Pointer$.base_66| v_ULTIMATE.start_my_drv_disconnect_~data.base_19) .cse0 (select (select |v_#memory_$Pointer$.base_65| v_ULTIMATE.start_my_drv_disconnect_~data.base_19) .cse0)))) (= (store |v_#memory_int_107| v_ULTIMATE.start_my_drv_disconnect_~data.base_19 (store (select |v_#memory_int_107| v_ULTIMATE.start_my_drv_disconnect_~data.base_19) .cse0 3)) |v_#memory_int_106|) (< |v_#StackHeapBarrier_19| |v_ULTIMATE.start_my_drv_disconnect_~#status~0.base_22|) (= 0 v_ULTIMATE.start_main_~probe_ret~0_19) (= |v_ULTIMATE.start_my_drv_disconnect_#in~data.base_8| v_ULTIMATE.start_my_drv_disconnect_~data.base_19) (= |v_ULTIMATE.start_my_drv_disconnect_~#status~0.offset_17| 0) (not (= |v_ULTIMATE.start_my_drv_disconnect_~#status~0.base_22| 0)))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_19|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_66|, #valid=|v_#valid_60|, ULTIMATE.start_main_#t~ret42=|v_ULTIMATE.start_main_#t~ret42_21|, #memory_int=|v_#memory_int_107|, #length=|v_#length_33|, ULTIMATE.start_main_~#data~1.offset=|v_ULTIMATE.start_main_~#data~1.offset_52|, ULTIMATE.start_main_~#data~1.base=|v_ULTIMATE.start_main_~#data~1.base_55|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_66|} OutVars{ULTIMATE.start_my_drv_disconnect_~data.offset=v_ULTIMATE.start_my_drv_disconnect_~data.offset_19, ULTIMATE.start_my_drv_disconnect_#t~mem37=|v_ULTIMATE.start_my_drv_disconnect_#t~mem37_16|, ULTIMATE.start_my_drv_disconnect_#in~data.offset=|v_ULTIMATE.start_my_drv_disconnect_#in~data.offset_8|, ULTIMATE.start_my_drv_disconnect_#t~mem39=|v_ULTIMATE.start_my_drv_disconnect_#t~mem39_15|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_65|, ULTIMATE.start_my_drv_disconnect_#t~mem36=|v_ULTIMATE.start_my_drv_disconnect_#t~mem36_17|, ULTIMATE.start_my_drv_disconnect_#t~mem35=|v_ULTIMATE.start_my_drv_disconnect_#t~mem35_15|, ULTIMATE.start_main_#t~ret42=|v_ULTIMATE.start_main_#t~ret42_20|, ULTIMATE.start_my_drv_disconnect_#t~nondet40.base=|v_ULTIMATE.start_my_drv_disconnect_#t~nondet40.base_14|, ULTIMATE.start_my_drv_disconnect_#t~nondet38.offset=|v_ULTIMATE.start_my_drv_disconnect_#t~nondet38.offset_12|, ULTIMATE.start_my_drv_disconnect_#t~nondet40.offset=|v_ULTIMATE.start_my_drv_disconnect_#t~nondet40.offset_14|, ULTIMATE.start_my_drv_disconnect_~#status~0.offset=|v_ULTIMATE.start_my_drv_disconnect_~#status~0.offset_17|, #StackHeapBarrier=|v_#StackHeapBarrier_19|, ULTIMATE.start_my_drv_disconnect_~data.base=v_ULTIMATE.start_my_drv_disconnect_~data.base_19, ULTIMATE.start_my_drv_disconnect_~#status~0.base=|v_ULTIMATE.start_my_drv_disconnect_~#status~0.base_22|, #valid=|v_#valid_59|, ULTIMATE.start_my_drv_disconnect_#t~nondet38.base=|v_ULTIMATE.start_my_drv_disconnect_#t~nondet38.base_12|, #memory_int=|v_#memory_int_106|, #length=|v_#length_32|, ULTIMATE.start_main_~#data~1.offset=|v_ULTIMATE.start_main_~#data~1.offset_52|, ULTIMATE.start_main_~probe_ret~0=v_ULTIMATE.start_main_~probe_ret~0_19, ULTIMATE.start_my_drv_disconnect_#in~data.base=|v_ULTIMATE.start_my_drv_disconnect_#in~data.base_8|, ULTIMATE.start_main_~#data~1.base=|v_ULTIMATE.start_main_~#data~1.base_55|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_65|} AuxVars[] AssignedVars[ULTIMATE.start_my_drv_disconnect_~data.offset, ULTIMATE.start_my_drv_disconnect_#t~mem37, ULTIMATE.start_my_drv_disconnect_#in~data.offset, ULTIMATE.start_my_drv_disconnect_#t~mem39, #memory_$Pointer$.base, ULTIMATE.start_my_drv_disconnect_#t~mem36, ULTIMATE.start_my_drv_disconnect_#t~mem35, ULTIMATE.start_main_#t~ret42, ULTIMATE.start_my_drv_disconnect_#t~nondet40.base, ULTIMATE.start_my_drv_disconnect_#t~nondet38.offset, ULTIMATE.start_my_drv_disconnect_#t~nondet40.offset, ULTIMATE.start_my_drv_disconnect_~#status~0.offset, ULTIMATE.start_my_drv_disconnect_~data.base, ULTIMATE.start_my_drv_disconnect_~#status~0.base, #valid, ULTIMATE.start_my_drv_disconnect_#t~nondet38.base, #memory_int, #length, ULTIMATE.start_main_~probe_ret~0, ULTIMATE.start_my_drv_disconnect_#in~data.base, #memory_$Pointer$.offset] because there is no mapped edge [2019-12-27 23:08:33,192 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [401] [401] L1699-1-->L1700-1: Formula: (let ((.cse0 (+ v_my_callbackThread1of1ForFork0_~data~0.offset_12 24))) (and (= (store |v_#memory_$Pointer$.base_30| v_my_callbackThread1of1ForFork0_~data~0.base_12 (store (select |v_#memory_$Pointer$.base_30| v_my_callbackThread1of1ForFork0_~data~0.base_12) .cse0 (select (select |v_#memory_$Pointer$.base_29| v_my_callbackThread1of1ForFork0_~data~0.base_12) .cse0))) |v_#memory_$Pointer$.base_29|) (= (store |v_#memory_int_43| v_my_callbackThread1of1ForFork0_~data~0.base_12 (store (select |v_#memory_int_43| v_my_callbackThread1of1ForFork0_~data~0.base_12) .cse0 1)) |v_#memory_int_42|) (= |v_#memory_$Pointer$.offset_29| (store |v_#memory_$Pointer$.offset_30| v_my_callbackThread1of1ForFork0_~data~0.base_12 (store (select |v_#memory_$Pointer$.offset_30| v_my_callbackThread1of1ForFork0_~data~0.base_12) .cse0 (select (select |v_#memory_$Pointer$.offset_29| v_my_callbackThread1of1ForFork0_~data~0.base_12) .cse0)))))) InVars {my_callbackThread1of1ForFork0_~data~0.offset=v_my_callbackThread1of1ForFork0_~data~0.offset_12, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_30|, #memory_int=|v_#memory_int_43|, my_callbackThread1of1ForFork0_~data~0.base=v_my_callbackThread1of1ForFork0_~data~0.base_12, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_30|} OutVars{my_callbackThread1of1ForFork0_~data~0.offset=v_my_callbackThread1of1ForFork0_~data~0.offset_12, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_29|, #memory_int=|v_#memory_int_42|, my_callbackThread1of1ForFork0_#t~nondet30=|v_my_callbackThread1of1ForFork0_#t~nondet30_6|, my_callbackThread1of1ForFork0_~data~0.base=v_my_callbackThread1of1ForFork0_~data~0.base_12, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_29|} AuxVars[] AssignedVars[#memory_$Pointer$.base, #memory_int, my_callbackThread1of1ForFork0_#t~nondet30, #memory_$Pointer$.offset] because there is no mapped edge [2019-12-27 23:08:33,193 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [489] [489] L1723-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= |v_ULTIMATE.start_my_drv_disconnect_#t~mem35_13| (select (select |v_#memory_int_90| v_ULTIMATE.start_my_drv_disconnect_~data.base_17) (+ v_ULTIMATE.start_my_drv_disconnect_~data.offset_17 24))) (not (= 3 |v_ULTIMATE.start_my_drv_disconnect_#t~mem35_13|)) (= v_ULTIMATE.start_ldv_assert_~expression_74 |v_ULTIMATE.start_ldv_assert_#in~expression_48|) (= v_ULTIMATE.start_ldv_assert_~expression_74 0)) InVars {ULTIMATE.start_my_drv_disconnect_~data.offset=v_ULTIMATE.start_my_drv_disconnect_~data.offset_17, ULTIMATE.start_my_drv_disconnect_~data.base=v_ULTIMATE.start_my_drv_disconnect_~data.base_17, #memory_int=|v_#memory_int_90|} OutVars{ULTIMATE.start_my_drv_disconnect_~data.offset=v_ULTIMATE.start_my_drv_disconnect_~data.offset_17, ULTIMATE.start_my_drv_disconnect_~data.base=v_ULTIMATE.start_my_drv_disconnect_~data.base_17, ULTIMATE.start_my_drv_disconnect_#t~mem35=|v_ULTIMATE.start_my_drv_disconnect_#t~mem35_13|, #memory_int=|v_#memory_int_90|, ULTIMATE.start_ldv_assert_#in~expression=|v_ULTIMATE.start_ldv_assert_#in~expression_48|, ULTIMATE.start_ldv_assert_~expression=v_ULTIMATE.start_ldv_assert_~expression_74} AuxVars[] AssignedVars[ULTIMATE.start_my_drv_disconnect_#t~mem35, ULTIMATE.start_ldv_assert_#in~expression, ULTIMATE.start_ldv_assert_~expression] because there is no mapped edge [2019-12-27 23:08:33,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 11:08:33 BasicIcfg [2019-12-27 23:08:33,220 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 23:08:33,224 INFO L168 Benchmark]: Toolchain (without parser) took 14415.71 ms. Allocated memory was 145.8 MB in the beginning and 302.5 MB in the end (delta: 156.8 MB). Free memory was 100.8 MB in the beginning and 143.0 MB in the end (delta: -42.2 MB). Peak memory consumption was 114.6 MB. Max. memory is 7.1 GB. [2019-12-27 23:08:33,230 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-12-27 23:08:33,231 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1446.83 ms. Allocated memory was 145.8 MB in the beginning and 237.5 MB in the end (delta: 91.8 MB). Free memory was 100.6 MB in the beginning and 171.2 MB in the end (delta: -70.5 MB). Peak memory consumption was 74.6 MB. Max. memory is 7.1 GB. [2019-12-27 23:08:33,231 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.08 ms. Allocated memory is still 237.5 MB. Free memory was 171.2 MB in the beginning and 166.7 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-12-27 23:08:33,232 INFO L168 Benchmark]: Boogie Preprocessor took 86.08 ms. Allocated memory is still 237.5 MB. Free memory was 166.7 MB in the beginning and 163.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-12-27 23:08:33,233 INFO L168 Benchmark]: RCFGBuilder took 850.68 ms. Allocated memory is still 237.5 MB. Free memory was 163.7 MB in the beginning and 116.1 MB in the end (delta: 47.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 7.1 GB. [2019-12-27 23:08:33,236 INFO L168 Benchmark]: TraceAbstraction took 11881.81 ms. Allocated memory was 237.5 MB in the beginning and 302.5 MB in the end (delta: 65.0 MB). Free memory was 116.1 MB in the beginning and 143.0 MB in the end (delta: -26.9 MB). Peak memory consumption was 38.1 MB. Max. memory is 7.1 GB. [2019-12-27 23:08:33,240 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1446.83 ms. Allocated memory was 145.8 MB in the beginning and 237.5 MB in the end (delta: 91.8 MB). Free memory was 100.6 MB in the beginning and 171.2 MB in the end (delta: -70.5 MB). Peak memory consumption was 74.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 135.08 ms. Allocated memory is still 237.5 MB. Free memory was 171.2 MB in the beginning and 166.7 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.08 ms. Allocated memory is still 237.5 MB. Free memory was 166.7 MB in the beginning and 163.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 850.68 ms. Allocated memory is still 237.5 MB. Free memory was 163.7 MB in the beginning and 116.1 MB in the end (delta: 47.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11881.81 ms. Allocated memory was 237.5 MB in the beginning and 302.5 MB in the end (delta: 65.0 MB). Free memory was 116.1 MB in the beginning and 143.0 MB in the end (delta: -26.9 MB). Peak memory consumption was 38.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 9.5s, 153 ProgramPointsBefore, 45 ProgramPointsAfterwards, 157 TransitionsBefore, 45 TransitionsAfterwards, 4004 CoEnabledTransitionPairs, 7 FixpointIterations, 62 TrivialSequentialCompositions, 66 ConcurrentSequentialCompositions, 5 TrivialYvCompositions, 22 ConcurrentYvCompositions, 5 ChoiceCompositions, 2106 VarBasedMoverChecksPositive, 49 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 7312 CheckedPairsTotal, 155 TotalNumberOfCompositions - CounterExampleResult [Line: 1682]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L1713] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, (void *)d) VAL [arg={5:24}, t1={6:0}, t2={7:0}] [L1714] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, (void *)d) VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, dev={5:24}, pthread_mutex_lock (&data->lock)=0, t1={6:0}, t2={7:0}] [L1723] 0 data->shared.b = 3 VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, dev={5:24}, t1={6:0}, t2={7:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 132 locations, 6 error locations. Result: UNSAFE, OverallTime: 11.7s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 196 SDtfs, 57 SDslu, 119 SDs, 0 SdLazy, 191 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=818occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 376 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 41 NumberOfCodeBlocks, 41 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 675 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...