/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_12-ptr_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-26 23:35:58,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-26 23:35:58,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-26 23:35:58,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-26 23:35:58,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-26 23:35:58,642 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-26 23:35:58,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-26 23:35:58,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-26 23:35:58,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-26 23:35:58,651 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-26 23:35:58,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-26 23:35:58,654 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-26 23:35:58,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-26 23:35:58,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-26 23:35:58,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-26 23:35:58,660 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-26 23:35:58,661 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-26 23:35:58,662 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-26 23:35:58,664 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-26 23:35:58,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-26 23:35:58,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-26 23:35:58,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-26 23:35:58,673 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-26 23:35:58,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-26 23:35:58,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-26 23:35:58,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-26 23:35:58,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-26 23:35:58,680 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-26 23:35:58,681 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-26 23:35:58,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-26 23:35:58,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-26 23:35:58,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-26 23:35:58,685 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-26 23:35:58,686 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-26 23:35:58,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-26 23:35:58,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-26 23:35:58,690 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-26 23:35:58,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-26 23:35:58,691 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-26 23:35:58,692 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-26 23:35:58,693 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-26 23:35:58,699 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-Sleep-NoLbe-Delay.epf [2021-01-26 23:35:58,756 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-26 23:35:58,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-26 23:35:58,759 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-26 23:35:58,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-26 23:35:58,760 INFO L138 SettingsManager]: * Use SBE=true [2021-01-26 23:35:58,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-26 23:35:58,760 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-26 23:35:58,760 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-26 23:35:58,761 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-26 23:35:58,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-26 23:35:58,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-26 23:35:58,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-26 23:35:58,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-26 23:35:58,764 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-26 23:35:58,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-26 23:35:58,765 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-26 23:35:58,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-26 23:35:58,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-26 23:35:58,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-26 23:35:58,766 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-26 23:35:58,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-26 23:35:58,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 23:35:58,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-26 23:35:58,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-26 23:35:58,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-26 23:35:58,767 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-26 23:35:58,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-26 23:35:58,768 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-26 23:35:58,768 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-26 23:35:58,768 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-26 23:35:58,769 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-26 23:35:58,769 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-26 23:35:58,769 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-26 23:35:58,769 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-26 23:35:59,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-26 23:35:59,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-26 23:35:59,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-26 23:35:59,279 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-26 23:35:59,280 INFO L275 PluginConnector]: CDTParser initialized [2021-01-26 23:35:59,281 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_12-ptr_racefree.i [2021-01-26 23:35:59,372 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/595042c9d/ecd6c617202746b0a55d221b44fb2b07/FLAG922f210d6 [2021-01-26 23:36:00,165 INFO L306 CDTParser]: Found 1 translation units. [2021-01-26 23:36:00,165 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_12-ptr_racefree.i [2021-01-26 23:36:00,190 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/595042c9d/ecd6c617202746b0a55d221b44fb2b07/FLAG922f210d6 [2021-01-26 23:36:00,469 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/595042c9d/ecd6c617202746b0a55d221b44fb2b07 [2021-01-26 23:36:00,474 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-26 23:36:00,485 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-26 23:36:00,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-26 23:36:00,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-26 23:36:00,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-26 23:36:00,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 11:36:00" (1/1) ... [2021-01-26 23:36:00,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dc2e269 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:36:00, skipping insertion in model container [2021-01-26 23:36:00,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 11:36:00" (1/1) ... [2021-01-26 23:36:00,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-26 23:36:00,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-26 23:36:01,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 23:36:01,098 INFO L203 MainTranslator]: Completed pre-run [2021-01-26 23:36:01,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 23:36:01,295 INFO L208 MainTranslator]: Completed translation [2021-01-26 23:36:01,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:36:01 WrapperNode [2021-01-26 23:36:01,299 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-26 23:36:01,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-26 23:36:01,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-26 23:36:01,303 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-26 23:36:01,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:36:01" (1/1) ... [2021-01-26 23:36:01,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:36:01" (1/1) ... [2021-01-26 23:36:01,370 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-26 23:36:01,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-26 23:36:01,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-26 23:36:01,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-26 23:36:01,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:36:01" (1/1) ... [2021-01-26 23:36:01,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:36:01" (1/1) ... [2021-01-26 23:36:01,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:36:01" (1/1) ... [2021-01-26 23:36:01,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:36:01" (1/1) ... [2021-01-26 23:36:01,395 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:36:01" (1/1) ... [2021-01-26 23:36:01,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:36:01" (1/1) ... [2021-01-26 23:36:01,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:36:01" (1/1) ... [2021-01-26 23:36:01,407 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-26 23:36:01,408 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-26 23:36:01,408 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-26 23:36:01,409 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-26 23:36:01,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:36:01" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 23:36:01,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-26 23:36:01,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-26 23:36:01,497 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-01-26 23:36:01,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-26 23:36:01,498 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-01-26 23:36:01,498 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-01-26 23:36:01,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-26 23:36:01,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-26 23:36:01,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-26 23:36:01,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-26 23:36:01,501 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-26 23:36:02,277 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-26 23:36:02,277 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2021-01-26 23:36:02,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 11:36:02 BoogieIcfgContainer [2021-01-26 23:36:02,282 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-26 23:36:02,287 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-26 23:36:02,288 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-26 23:36:02,293 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-26 23:36:02,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 11:36:00" (1/3) ... [2021-01-26 23:36:02,295 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@526c472 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 11:36:02, skipping insertion in model container [2021-01-26 23:36:02,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:36:01" (2/3) ... [2021-01-26 23:36:02,296 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@526c472 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 11:36:02, skipping insertion in model container [2021-01-26 23:36:02,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 11:36:02" (3/3) ... [2021-01-26 23:36:02,298 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_12-ptr_racefree.i [2021-01-26 23:36:02,322 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-26 23:36:02,322 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-26 23:36:02,328 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-26 23:36:02,330 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-26 23:36:02,392 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,393 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,393 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,393 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,393 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,394 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,394 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,394 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,394 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,397 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,398 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,398 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,406 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,406 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,407 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,407 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,413 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,414 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,415 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,416 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,416 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,417 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,417 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,417 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,424 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,424 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,425 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,425 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,427 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,427 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,431 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,431 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,432 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,434 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:36:02,449 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-01-26 23:36:02,467 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-01-26 23:36:02,536 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-26 23:36:02,536 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-26 23:36:02,536 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-26 23:36:02,537 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-26 23:36:02,537 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-26 23:36:02,537 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-26 23:36:02,537 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-26 23:36:02,537 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 47 and size of Sequence is : 48[2021-01-26 23:36:02,594 INFO L164 SleepSetCegar]: Size of mCounterexample is: 48 [2021-01-26 23:36:02,594 INFO L165 SleepSetCegar]: [110#[ULTIMATE.startENTRY]don't care, 112#[L-1]don't care, 114#[L-1-1]don't care, 116#[L-1-2]don't care, 118#[L683]don't care, 120#[L683-1]don't care, 122#[L683-2]don't care, 124#[L683-3]don't care, 126#[L683-4]don't care, 128#[L689]don't care, 130#[L689-1]don't care, 132#[L689-2]don't care, 134#[L689-3]don't care, 136#[L689-4]don't care, 138#[L689-5]don't care, 140#[L690]don't care, 142#[L690-1]don't care, 144#[L691]don't care, 146#[L691-1]don't care, 148#[L691-2]don't care, 150#[L691-3]don't care, 152#[L691-4]don't care, 154#[L691-5]don't care, 156#[L692]don't care, 158#[L692-1]don't care, 160#[L692-2]don't care, 162#[L692-3]don't care, 164#[L692-4]don't care, 166#[L692-5]don't care, 168#[L692-6]don't care, 170#[L-1-3]don't care, 172#[L-1-4]don't care, 174#[L701]don't care, 176#[L701-1]don't care, 178#[L701-10]don't care, 180#[L701-11]don't care, 184#[L702]don't care, 186#[L703-7]don't care, 188#[L703-1]don't care, 192#[L703-2]don't care, 194#[L703-3]don't care, 196#[L703-4]don't care, 198#[L684]don't care, 200#[L684-1]don't care, 204#[L684-2]don't care, 206#[L683-5]don't care, 210#[L683-7]don't care, 212#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]don't care] [2021-01-26 23:36:02,595 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:36:02,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:36:02,603 INFO L82 PathProgramCache]: Analyzing trace with hash -506927869, now seen corresponding path program 1 times [2021-01-26 23:36:02,616 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:36:02,616 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079400923] [2021-01-26 23:36:02,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:36:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:36:03,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:36:03,016 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079400923] [2021-01-26 23:36:03,017 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:36:03,018 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-26 23:36:03,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039552169] [2021-01-26 23:36:03,043 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-26 23:36:03,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:36:03,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-26 23:36:03,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-26 23:36:03,070 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:36:03,072 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 23:36:03,120 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 81 and size of Sequence is : 82[2021-01-26 23:36:03,210 INFO L164 SleepSetCegar]: Size of mCounterexample is: 82 [2021-01-26 23:36:03,213 INFO L165 SleepSetCegar]: [218#[ULTIMATE.startENTRY]true, 219#[L-1]true, 220#[L-1-1]true, 221#[L-1-2]true, 222#[L683]true, 223#[L683-1]true, 224#[L683-2]true, 225#[L683-3]true, 226#[L683-4]true, 227#[L689]true, 228#[L689-1]true, 229#[L689-2]true, 230#[L689-3]true, 231#[L689-4]true, 232#[L689-5]true, 233#[L690]true, 234#[L690-1]true, 235#[L691]true, 236#[L691-1]true, 237#[L691-2]true, 238#[L691-3]true, 239#[L691-4]true, 240#[L691-5]true, 241#[L692]true, 242#[L692-1]true, 243#[L692-2]true, 244#[L692-3]true, 245#[L692-4]true, 246#[L692-5]true, 247#[L692-6]true, 248#[L-1-3]true, 249#[L-1-4]true, 250#[L701]true, 251#[L701-1]true, 252#[L701-10](= ULTIMATE.start_main_~i~0 0), 254#[L701-4](= ULTIMATE.start_main_~i~0 0), 257#[L701-5](= ULTIMATE.start_main_~i~0 0), 260#[L701-6, t_funENTRY](= ULTIMATE.start_main_~i~0 0), 265#[L701-7, t_funENTRY](= ULTIMATE.start_main_~i~0 0), 272#[L701-8, t_funENTRY](= ULTIMATE.start_main_~i~0 0), 278#[L701-9, t_funENTRY]true, 283#[L701-9, L694]true, 290#[L701-9, L695]true, 295#[L701-9, L695-1]true, 301#[L701-9, L696-21]true, 310#[L701-9, L696-9]true, 318#[L701-9, L696-1]true, 325#[L701-9, L696-2]true, 331#[L701-9, L696-3]true, 338#[L701-9, L696-4]true, 344#[L696-5, L701-9]true, 349#[L696-6, L701-9]true, 356#[L701-9, L696-7]true, 361#[L701-9, L696-8]true, 365#[L701-9, L696-19]true, 375#[L696-11, L701-9]true, 382#[L696-12, L701-9]true, 387#[L696-13, L701-9]true, 393#[L696-14, L701-9]true, 399#[L696-15, L701-9]true, 405#[L696-16, L701-9]true, 411#[L701-9, L696-17]true, 417#[L701-9, L696-18]true, 421#[L701-9, L696-20]true, 426#[L701-9, L696-22]true, 432#[L701-9, L698]true, 439#[t_funFINAL, L701-9]true, 444#[t_funEXIT, L701-9]true, 448#[t_funEXIT, L701-10]true, 454#[t_funEXIT, L701-11]true, 458#[t_funEXIT, L702]true, 461#[L703-7, t_funEXIT]true, 466#[t_funEXIT, L703-1]true, 470#[t_funEXIT, L703-2]true, 473#[t_funEXIT, L703-3]true, 476#[L703-4, t_funEXIT]true, 479#[L684, t_funEXIT]true, 482#[t_funEXIT, L684-1]true, 488#[t_funEXIT, L684-2]true, 491#[L683-5, t_funEXIT]true, 497#[t_funEXIT, L683-7]true, 502#[t_funEXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2021-01-26 23:36:03,214 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-26 23:36:03,214 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:36:03,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:36:03,215 INFO L82 PathProgramCache]: Analyzing trace with hash 1502375893, now seen corresponding path program 1 times [2021-01-26 23:36:03,216 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:36:03,219 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811741032] [2021-01-26 23:36:03,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:36:03,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:36:03,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:36:03,447 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811741032] [2021-01-26 23:36:03,448 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2103876346] [2021-01-26 23:36:03,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-26 23:36:03,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:36:03,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-26 23:36:03,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-26 23:36:03,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:36:03,695 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-26 23:36:03,695 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-01-26 23:36:03,696 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076235660] [2021-01-26 23:36:03,697 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 23:36:03,698 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:36:03,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 23:36:03,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-26 23:36:03,700 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:36:03,700 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 71 and size of Sequence is : 72[2021-01-26 23:36:03,798 INFO L164 SleepSetCegar]: Size of mCounterexample is: 72 [2021-01-26 23:36:03,799 INFO L165 SleepSetCegar]: [752#[ULTIMATE.startENTRY]true, 754#[L-1]true, 756#[L-1-1]true, 758#[L-1-2]true, 760#[L683]true, 762#[L683-1]true, 764#[L683-2]true, 766#[L683-3]true, 768#[L683-4]true, 770#[L689]true, 772#[L689-1]true, 774#[L689-2]true, 776#[L689-3]true, 778#[L689-4]true, 780#[L689-5]true, 782#[L690]true, 784#[L690-1]true, 786#[L691]true, 788#[L691-1]true, 790#[L691-2]true, 792#[L691-3]true, 794#[L691-4]true, 796#[L691-5]true, 798#[L692]true, 800#[L692-1]true, 802#[L692-2]true, 804#[L692-3]true, 806#[L692-4]true, 808#[L692-5]true, 810#[L692-6]true, 812#[L-1-3]true, 814#[L-1-4]true, 816#[L701]true, 818#[L701-1]true, 820#[L701-10](= ULTIMATE.start_main_~i~0 0), 824#[L701-4](= ULTIMATE.start_main_~i~0 0), 826#[L701-5](= ULTIMATE.start_main_~i~0 0), 828#[L701-6, t_funENTRY](= ULTIMATE.start_main_~i~0 0), 830#[L701-7, t_funENTRY](= ULTIMATE.start_main_~i~0 0), 838#[L701-8, t_funENTRY](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post12| 0)), 844#[L701-9, t_funENTRY](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 846#[L701-9, L694](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 852#[L701-9, L695](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 854#[L701-9, L695-1](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 858#[L701-9, L696-21](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 864#[L701-9, L696-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 868#[L701-9, L696-1](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 874#[L701-9, L696-2](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 878#[L701-9, L696-3](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 884#[L701-9, L696-4](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 888#[L696-5, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 890#[L696-6, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 896#[L701-9, L696-7](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 898#[L701-9, L696-8](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 902#[L701-9, L696-19](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 910#[L696-11, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 916#[L696-12, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 918#[L696-13, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 922#[L696-14, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 926#[L696-15, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 930#[L696-16, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 934#[L701-9, L696-17](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 938#[L701-9, L696-18](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 942#[L701-9, L696-20](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 948#[L701-9, L696-22](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 952#[L701-9, L698](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 958#[t_funFINAL, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 960#[t_funEXIT, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 964#[t_funEXIT, L701-10](<= ULTIMATE.start_main_~i~0 1), 970#[t_funEXIT, L701-4](<= ULTIMATE.start_main_~i~0 1), 975#[t_funEXIT, L701-5](<= ULTIMATE.start_main_~i~0 1), 980#[ULTIMATE.startErr0INUSE_VIOLATION, t_funEXIT](<= ULTIMATE.start_main_~i~0 1)] [2021-01-26 23:36:04,000 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-01-26 23:36:04,001 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:36:04,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:36:04,002 INFO L82 PathProgramCache]: Analyzing trace with hash -1015486442, now seen corresponding path program 1 times [2021-01-26 23:36:04,003 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:36:04,004 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880738589] [2021-01-26 23:36:04,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:36:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-26 23:36:04,059 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-26 23:36:04,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-26 23:36:04,118 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-26 23:36:04,175 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-26 23:36:04,176 INFO L605 BasicCegarLoop]: Counterexample might be feasible [2021-01-26 23:36:04,176 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-26 23:36:04,177 WARN L386 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-01-26 23:36:04,177 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-01-26 23:36:04,189 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@78c0350 at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadAuxiliaryVariable(ThreadInstanceAdder.java:479) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInUseVariable(ThreadInstanceAdder.java:458) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInstance(ThreadInstanceAdder.java:438) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInstances(ThreadInstanceAdder.java:410) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:110) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:352) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-01-26 23:36:04,199 INFO L168 Benchmark]: Toolchain (without parser) took 3719.55 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 276.4 MB in the beginning and 334.9 MB in the end (delta: -58.5 MB). Peak memory consumption was 82.8 MB. Max. memory is 16.0 GB. [2021-01-26 23:36:04,200 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 302.0 MB. Free memory was 271.9 MB in the beginning and 271.7 MB in the end (delta: 153.8 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 23:36:04,202 INFO L168 Benchmark]: CACSL2BoogieTranslator took 813.13 ms. Allocated memory is still 302.0 MB. Free memory was 275.3 MB in the beginning and 274.8 MB in the end (delta: 498.8 kB). Peak memory consumption was 29.0 MB. Max. memory is 16.0 GB. [2021-01-26 23:36:04,203 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.39 ms. Allocated memory is still 302.0 MB. Free memory was 274.8 MB in the beginning and 272.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-26 23:36:04,205 INFO L168 Benchmark]: Boogie Preprocessor took 36.64 ms. Allocated memory is still 302.0 MB. Free memory was 272.8 MB in the beginning and 271.3 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 23:36:04,207 INFO L168 Benchmark]: RCFGBuilder took 873.79 ms. Allocated memory is still 302.0 MB. Free memory was 271.3 MB in the beginning and 243.5 MB in the end (delta: 27.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-01-26 23:36:04,211 INFO L168 Benchmark]: TraceAbstraction took 1907.28 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 243.0 MB in the beginning and 334.9 MB in the end (delta: -91.9 MB). Peak memory consumption was 47.5 MB. Max. memory is 16.0 GB. [2021-01-26 23:36:04,227 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 302.0 MB. Free memory was 271.9 MB in the beginning and 271.7 MB in the end (delta: 153.8 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 813.13 ms. Allocated memory is still 302.0 MB. Free memory was 275.3 MB in the beginning and 274.8 MB in the end (delta: 498.8 kB). Peak memory consumption was 29.0 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 68.39 ms. Allocated memory is still 302.0 MB. Free memory was 274.8 MB in the beginning and 272.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 36.64 ms. Allocated memory is still 302.0 MB. Free memory was 272.8 MB in the beginning and 271.3 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 873.79 ms. Allocated memory is still 302.0 MB. Free memory was 271.3 MB in the beginning and 243.5 MB in the end (delta: 27.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 1907.28 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 243.0 MB in the beginning and 334.9 MB in the end (delta: -91.9 MB). Peak memory consumption was 47.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@78c0350 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@78c0350: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...