/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-New_States.epf -i ../../../trunk/examples/svcomp/pthread/lazy01.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-e5469eb [2021-01-21 18:05:52,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-21 18:05:52,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-21 18:05:52,285 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-21 18:05:52,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-21 18:05:52,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-21 18:05:52,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-21 18:05:52,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-21 18:05:52,293 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-21 18:05:52,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-21 18:05:52,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-21 18:05:52,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-21 18:05:52,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-21 18:05:52,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-21 18:05:52,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-21 18:05:52,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-21 18:05:52,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-21 18:05:52,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-21 18:05:52,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-21 18:05:52,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-21 18:05:52,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-21 18:05:52,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-21 18:05:52,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-21 18:05:52,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-21 18:05:52,317 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-21 18:05:52,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-21 18:05:52,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-21 18:05:52,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-21 18:05:52,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-21 18:05:52,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-21 18:05:52,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-21 18:05:52,331 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-21 18:05:52,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-21 18:05:52,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-21 18:05:52,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-21 18:05:52,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-21 18:05:52,337 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-New_States.epf [2021-01-21 18:05:52,366 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-21 18:05:52,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-21 18:05:52,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-21 18:05:52,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-21 18:05:52,368 INFO L138 SettingsManager]: * Use SBE=true [2021-01-21 18:05:52,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-21 18:05:52,369 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-21 18:05:52,369 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-21 18:05:52,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-21 18:05:52,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-21 18:05:52,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-21 18:05:52,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-21 18:05:52,371 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-21 18:05:52,371 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-21 18:05:52,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-21 18:05:52,371 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-21 18:05:52,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-21 18:05:52,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-21 18:05:52,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-21 18:05:52,373 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-21 18:05:52,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-21 18:05:52,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-21 18:05:52,374 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-21 18:05:52,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-21 18:05:52,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-21 18:05:52,374 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-21 18:05:52,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-21 18:05:52,375 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-21 18:05:52,375 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-21 18:05:52,375 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-21 18:05:52,376 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-21 18:05:52,376 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-21 18:05:52,376 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-21 18:05:52,376 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=NEW_STATES 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-21 18:05:52,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-21 18:05:52,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-21 18:05:52,789 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-21 18:05:52,791 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-21 18:05:52,792 INFO L275 PluginConnector]: CDTParser initialized [2021-01-21 18:05:52,794 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/lazy01.i [2021-01-21 18:05:52,880 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89cfd0ee4/df35a0ef840e454790e49617aa70c5c9/FLAG02d2307dc [2021-01-21 18:05:53,586 INFO L306 CDTParser]: Found 1 translation units. [2021-01-21 18:05:53,586 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/lazy01.i [2021-01-21 18:05:53,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89cfd0ee4/df35a0ef840e454790e49617aa70c5c9/FLAG02d2307dc [2021-01-21 18:05:53,892 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89cfd0ee4/df35a0ef840e454790e49617aa70c5c9 [2021-01-21 18:05:53,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-21 18:05:53,898 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-21 18:05:53,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-21 18:05:53,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-21 18:05:53,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-21 18:05:53,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 06:05:53" (1/1) ... [2021-01-21 18:05:53,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36e99f03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:05:53, skipping insertion in model container [2021-01-21 18:05:53,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 06:05:53" (1/1) ... [2021-01-21 18:05:53,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-21 18:05:53,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-21 18:05:54,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-21 18:05:54,370 INFO L203 MainTranslator]: Completed pre-run [2021-01-21 18:05:54,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-21 18:05:54,502 INFO L208 MainTranslator]: Completed translation [2021-01-21 18:05:54,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:05:54 WrapperNode [2021-01-21 18:05:54,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-21 18:05:54,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-21 18:05:54,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-21 18:05:54,504 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-21 18:05:54,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:05:54" (1/1) ... [2021-01-21 18:05:54,529 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:05:54" (1/1) ... [2021-01-21 18:05:54,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-21 18:05:54,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-21 18:05:54,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-21 18:05:54,556 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-21 18:05:54,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:05:54" (1/1) ... [2021-01-21 18:05:54,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:05:54" (1/1) ... [2021-01-21 18:05:54,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:05:54" (1/1) ... [2021-01-21 18:05:54,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:05:54" (1/1) ... [2021-01-21 18:05:54,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:05:54" (1/1) ... [2021-01-21 18:05:54,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:05:54" (1/1) ... [2021-01-21 18:05:54,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:05:54" (1/1) ... [2021-01-21 18:05:54,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-21 18:05:54,585 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-21 18:05:54,585 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-21 18:05:54,585 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-21 18:05:54,586 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:05:54" (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 [2021-01-21 18:05:54,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-21 18:05:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-01-21 18:05:54,694 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-01-21 18:05:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-01-21 18:05:54,695 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-01-21 18:05:54,696 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-01-21 18:05:54,696 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-01-21 18:05:54,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-21 18:05:54,697 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-01-21 18:05:54,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-21 18:05:54,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-21 18:05:54,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-21 18:05:54,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-21 18:05:54,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-21 18:05:54,699 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-21 18:05:55,214 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-21 18:05:55,214 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2021-01-21 18:05:55,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 06:05:55 BoogieIcfgContainer [2021-01-21 18:05:55,217 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-21 18:05:55,221 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-21 18:05:55,221 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-21 18:05:55,225 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-21 18:05:55,225 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.01 06:05:53" (1/3) ... [2021-01-21 18:05:55,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66ab0b2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 06:05:55, skipping insertion in model container [2021-01-21 18:05:55,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:05:54" (2/3) ... [2021-01-21 18:05:55,228 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66ab0b2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 06:05:55, skipping insertion in model container [2021-01-21 18:05:55,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 06:05:55" (3/3) ... [2021-01-21 18:05:55,230 INFO L111 eAbstractionObserver]: Analyzing ICFG lazy01.i [2021-01-21 18:05:55,247 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-21 18:05:55,247 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-21 18:05:55,250 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-21 18:05:55,251 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-21 18:05:55,301 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,301 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,301 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,301 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,302 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,302 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,302 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,302 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,303 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,304 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,304 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,304 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,305 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,305 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,305 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,305 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,306 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,306 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,306 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,306 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,307 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,308 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,309 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,309 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,309 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,310 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,310 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,310 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,310 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,310 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,311 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,312 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,312 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,312 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,313 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,313 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,313 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,313 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,315 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,315 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,316 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,319 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,320 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,320 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,320 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,320 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,325 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,326 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,326 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,326 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,326 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,327 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,327 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,327 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,327 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,328 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,328 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,328 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,330 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,330 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,330 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,330 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,335 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,336 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,336 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,337 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,337 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,348 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,348 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,348 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,349 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,349 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,349 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,350 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,353 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,354 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,354 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,355 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,355 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,355 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 18:05:55,375 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2021-01-21 18:05:55,388 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-01-21 18:05:55,424 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-21 18:05:55,424 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-21 18:05:55,425 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-21 18:05:55,425 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-21 18:05:55,425 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-21 18:05:55,425 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-21 18:05:55,425 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-21 18:05:55,426 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-21 18:05:55,491 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 18:05:55,497 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 18:05:55,505 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 18:05:55,508 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 18:05:55,514 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:55,519 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:55,527 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 18:05:55,530 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 18:05:55,615 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 9ms [2021-01-21 18:05:55,620 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:55,629 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 18:05:55,634 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:55,655 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-21 18:05:55,658 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 18:05:55,661 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-21 18:05:55,666 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:55,696 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-21 18:05:55,699 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 18:05:55,705 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:55,711 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 18:05:55,842 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-21 18:05:55,847 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:55,853 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:55,856 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:55,862 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:55,867 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:55,873 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 18:05:55,877 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:55,983 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:55,987 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:55,993 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:55,996 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 18:05:56,000 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 18:05:56,004 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:56,075 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:56,078 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:56,184 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:56,188 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 18:05:56,193 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:56,198 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:56,202 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 18:05:56,205 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-21 18:05:56,210 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:56,215 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 18:05:56,341 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 890ms [2021-01-21 18:05:56,341 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 4755 states, but on-demand construction may add more states [2021-01-21 18:05:56,358 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 4755 states, 3455 states have (on average 1.7085383502170768) internal successors, (5903), 4754 states have internal predecessors, (5903), 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) [2021-01-21 18:05:56,378 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 18:05:56,381 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 18:05:56,384 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 18:05:56,386 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 18:05:56,389 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 18:05:56,392 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-21 18:05:56,395 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 18:05:56,397 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms Size of Word is: 52 and size of Sequence is : 53[2021-01-21 18:05:56,402 INFO L131 SleepSetCegar]: Size of mCounterexample is: 53 [2021-01-21 18:05:56,402 INFO L132 SleepSetCegar]: [94#[ULTIMATE.startENTRY]don't care, 97#[L-1]don't care, 100#[L-1-1]don't care, 103#[L20]don't care, 106#[L20-1]don't care, 109#[L20-2]don't care, 112#[L20-3]don't care, 115#[L20-4]don't care, 118#[L702]don't care, 121#[L702-1]don't care, 124#[L702-2]don't care, 127#[L702-3]don't care, 130#[L702-4]don't care, 133#[L702-5]don't care, 136#[L-1-2]don't care, 139#[L-1-3]don't care, 142#[L730]don't care, 145#[L731]don't care, 148#[L731-1]don't care, 151#[L731-2]don't care, 154#[L731-3]don't care, 157#[L732]don't care, 160#[thread1ENTRY, L732-1]don't care, 163#[L706, L732-1]don't care, 169#[L706-1, L732-1]don't care, 175#[L707, L732-1]don't care, 181#[L707-1, L732-1]don't care, 187#[L732-1, L707-2]don't care, 193#[L732-1, L708]don't care, 199#[L709, L732-1]don't care, 205#[thread1FINAL, L732-1]don't care, 211#[thread1EXIT, L732-1]don't care, 217#[thread1EXIT, L733]don't care, 220#[L733-1, thread1EXIT]don't care, 223#[L733-2, thread1EXIT, thread2ENTRY]don't care, 228#[thread1EXIT, thread2ENTRY, L734]don't care, 234#[L734-1, thread1EXIT, thread2ENTRY]don't care, 238#[L734-1, thread1EXIT, L713]don't care, 244#[L734-1, thread1EXIT, L713-1]don't care, 252#[L734-1, L714, thread1EXIT]don't care, 256#[L734-1, L715, thread1EXIT]don't care, 262#[L734-1, L716, thread1EXIT]don't care, 270#[L734-1, thread1EXIT, thread2FINAL]don't care, 274#[L734-1, thread2EXIT, thread1EXIT]don't care, 280#[L734-2, thread2EXIT, thread1EXIT, thread3ENTRY]don't care, 283#[L735, thread2EXIT, thread1EXIT, thread3ENTRY]don't care, 291#[L735, thread2EXIT, thread1EXIT, L720]don't care, 297#[L735, thread2EXIT, thread1EXIT, L720-1]don't care, 301#[L735, thread2EXIT, thread1EXIT, L721]don't care, 307#[L735, thread2EXIT, thread1EXIT, L722]don't care, 318#[L20, L735, thread2EXIT, thread1EXIT]don't care, 326#[L20-2, L735, thread2EXIT, thread1EXIT]don't care, 552#[L735, thread2EXIT, thread1EXIT, thread3Err0ASSERT_VIOLATIONERROR_FUNCTION]don't care] [2021-01-21 18:05:56,403 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thread3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thread3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-21 18:05:56,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-21 18:05:56,409 INFO L82 PathProgramCache]: Analyzing trace with hash -2095238133, now seen corresponding path program 1 times [2021-01-21 18:05:56,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-21 18:05:56,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497310472] [2021-01-21 18:05:56,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-21 18:05:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-21 18:05:56,631 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-21 18:05:56,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-21 18:05:56,699 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-21 18:05:56,759 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-21 18:05:56,760 INFO L605 BasicCegarLoop]: Counterexample might be feasible [2021-01-21 18:05:56,760 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-21 18:05:56,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.01 06:05:56 BasicIcfg [2021-01-21 18:05:56,844 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-21 18:05:56,847 INFO L168 Benchmark]: Toolchain (without parser) took 2949.22 ms. Allocated memory was 302.0 MB in the beginning and 364.9 MB in the end (delta: 62.9 MB). Free memory was 277.4 MB in the beginning and 325.2 MB in the end (delta: -47.8 MB). Peak memory consumption was 17.6 MB. Max. memory is 16.0 GB. [2021-01-21 18:05:56,848 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 302.0 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-01-21 18:05:56,849 INFO L168 Benchmark]: CACSL2BoogieTranslator took 602.54 ms. Allocated memory is still 302.0 MB. Free memory was 277.2 MB in the beginning and 248.0 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-01-21 18:05:56,850 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.43 ms. Allocated memory is still 302.0 MB. Free memory was 248.0 MB in the beginning and 246.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-21 18:05:56,851 INFO L168 Benchmark]: Boogie Preprocessor took 27.97 ms. Allocated memory is still 302.0 MB. Free memory was 246.1 MB in the beginning and 244.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-21 18:05:56,852 INFO L168 Benchmark]: RCFGBuilder took 632.51 ms. Allocated memory is still 302.0 MB. Free memory was 244.6 MB in the beginning and 262.7 MB in the end (delta: -18.1 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.0 GB. [2021-01-21 18:05:56,854 INFO L168 Benchmark]: TraceAbstraction took 1623.72 ms. Allocated memory was 302.0 MB in the beginning and 364.9 MB in the end (delta: 62.9 MB). Free memory was 262.7 MB in the beginning and 325.2 MB in the end (delta: -62.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 16.0 GB. [2021-01-21 18:05:56,859 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 302.0 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 602.54 ms. Allocated memory is still 302.0 MB. Free memory was 277.2 MB in the beginning and 248.0 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 51.43 ms. Allocated memory is still 302.0 MB. Free memory was 248.0 MB in the beginning and 246.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 27.97 ms. Allocated memory is still 302.0 MB. Free memory was 246.1 MB in the beginning and 244.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 632.51 ms. Allocated memory is still 302.0 MB. Free memory was 244.6 MB in the beginning and 262.7 MB in the end (delta: -18.1 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 1623.72 ms. Allocated memory was 302.0 MB in the beginning and 364.9 MB in the end (delta: 62.9 MB). Free memory was 262.7 MB in the beginning and 325.2 MB in the end (delta: -62.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 20]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L702] 0 pthread_mutex_t mutex; VAL [mutex={7:0}] [L703] 0 int data = 0; VAL [data=0, mutex={7:0}] [L731] 0 pthread_t t1, t2, t3; VAL [data=0, mutex={7:0}] [L732] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [arg={0:0}, data=0, mutex={7:0}] [L707] 1 data++ VAL [arg={0:0}, arg={0:0}, data=1, mutex={7:0}] [L709] 1 return 0; VAL [\result={0:0}, arg={0:0}, arg={0:0}, data=1, mutex={7:0}] [L733] FCALL, FORK 0 pthread_create(&t2, 0, thread2, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, data=1, mutex={7:0}] [L714] 2 data+=2 VAL [\result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, data=3, mutex={7:0}] [L716] 2 return 0; VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, data=3, mutex={7:0}] [L734] FCALL, FORK 0 pthread_create(&t3, 0, thread3, 0) VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, data=3, mutex={7:0}] [L721] COND TRUE 3 data >= 3 VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, data=3, mutex={7:0}] [L20] COND FALSE 3 !(0) VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, data=3, mutex={7:0}] [L20] 3 __assert_fail ("0", "lazy01.c", 3, __extension__ __PRETTY_FUNCTION__) VAL [\result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, data=3, mutex={7:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.9s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4755occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...