/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/bench-exp2x6.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-ba0fd47f62a02cd5486659f03d300faf678a2e90-ba0fd47 [2021-11-13 20:26:36,251 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 20:26:36,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 20:26:36,308 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 20:26:36,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 20:26:36,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 20:26:36,310 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 20:26:36,321 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 20:26:36,322 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 20:26:36,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 20:26:36,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 20:26:36,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 20:26:36,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 20:26:36,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 20:26:36,329 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 20:26:36,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 20:26:36,332 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 20:26:36,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 20:26:36,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 20:26:36,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 20:26:36,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 20:26:36,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 20:26:36,345 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 20:26:36,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 20:26:36,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-11-13 20:26:36,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 20:26:36,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 20:26:36,356 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 20:26:36,357 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 20:26:36,358 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 20:26:36,359 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 20:26:36,359 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 20:26:36,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 20:26:36,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 20:26:36,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 20:26:36,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 20:26:36,361 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-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-11-13 20:26:36,391 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 20:26:36,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 20:26:36,392 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 20:26:36,392 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 20:26:36,393 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 20:26:36,393 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 20:26:36,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 20:26:36,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 20:26:36,393 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 20:26:36,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 20:26:36,394 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 20:26:36,394 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 20:26:36,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 20:26:36,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 20:26:36,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 20:26:36,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 20:26:36,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 20:26:36,395 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 20:26:36,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 20:26:36,398 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 20:26:36,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 20:26:36,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 20:26:36,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 20:26:36,399 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-13 20:26:36,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 20:26:36,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 20:26:36,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 20:26:36,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 20:26:36,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 20:26:36,400 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 20:26:36,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 20:26:36,400 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 20:26:36,400 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 20:26:36,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 20:26:36,400 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 20:26:36,401 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 20:26:36,401 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-11-13 20:26:36,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 20:26:36,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 20:26:36,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 20:26:36,634 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 20:26:36,636 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 20:26:36,637 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp2x6.wvr.c [2021-11-13 20:26:36,703 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a76b553f/547e5002e91d4eae8030d8a187d51edd/FLAGebf5b0688 [2021-11-13 20:26:37,060 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 20:26:37,061 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x6.wvr.c [2021-11-13 20:26:37,069 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a76b553f/547e5002e91d4eae8030d8a187d51edd/FLAGebf5b0688 [2021-11-13 20:26:37,078 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a76b553f/547e5002e91d4eae8030d8a187d51edd [2021-11-13 20:26:37,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 20:26:37,082 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-13 20:26:37,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 20:26:37,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 20:26:37,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 20:26:37,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:26:37" (1/1) ... [2021-11-13 20:26:37,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e7d34ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:37, skipping insertion in model container [2021-11-13 20:26:37,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:26:37" (1/1) ... [2021-11-13 20:26:37,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 20:26:37,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 20:26:37,247 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x6.wvr.c[2453,2466] [2021-11-13 20:26:37,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 20:26:37,256 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 20:26:37,272 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x6.wvr.c[2453,2466] [2021-11-13 20:26:37,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 20:26:37,284 INFO L208 MainTranslator]: Completed translation [2021-11-13 20:26:37,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:37 WrapperNode [2021-11-13 20:26:37,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 20:26:37,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 20:26:37,285 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 20:26:37,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 20:26:37,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:37" (1/1) ... [2021-11-13 20:26:37,296 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:37" (1/1) ... [2021-11-13 20:26:37,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 20:26:37,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 20:26:37,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 20:26:37,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 20:26:37,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:37" (1/1) ... [2021-11-13 20:26:37,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:37" (1/1) ... [2021-11-13 20:26:37,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:37" (1/1) ... [2021-11-13 20:26:37,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:37" (1/1) ... [2021-11-13 20:26:37,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:37" (1/1) ... [2021-11-13 20:26:37,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:37" (1/1) ... [2021-11-13 20:26:37,332 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:37" (1/1) ... [2021-11-13 20:26:37,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 20:26:37,335 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 20:26:37,335 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 20:26:37,335 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 20:26:37,336 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:37" (1/1) ... [2021-11-13 20:26:37,351 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 20:26:37,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-13 20:26:37,376 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 20:26:37,399 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 20:26:37,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-13 20:26:37,421 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-13 20:26:37,421 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-13 20:26:37,421 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-13 20:26:37,421 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-13 20:26:37,421 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-13 20:26:37,422 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-13 20:26:37,422 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-13 20:26:37,422 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-13 20:26:37,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 20:26:37,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 20:26:37,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 20:26:37,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 20:26:37,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 20:26:37,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 20:26:37,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 20:26:37,425 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 20:26:37,749 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 20:26:37,750 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-13 20:26:37,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:37 BoogieIcfgContainer [2021-11-13 20:26:37,751 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 20:26:37,753 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 20:26:37,753 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 20:26:37,755 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 20:26:37,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 08:26:37" (1/3) ... [2021-11-13 20:26:37,756 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2073b852 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 08:26:37, skipping insertion in model container [2021-11-13 20:26:37,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:37" (2/3) ... [2021-11-13 20:26:37,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2073b852 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 08:26:37, skipping insertion in model container [2021-11-13 20:26:37,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:37" (3/3) ... [2021-11-13 20:26:37,758 INFO L111 eAbstractionObserver]: Analyzing ICFG bench-exp2x6.wvr.c [2021-11-13 20:26:37,762 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 20:26:37,762 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 20:26:37,762 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-13 20:26:37,762 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 20:26:37,790 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,790 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,790 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,791 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,791 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,792 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,792 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,792 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,793 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,793 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,793 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,793 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,794 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,794 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,794 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,794 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,797 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,797 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,799 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,800 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,800 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,800 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,801 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,801 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:26:37,805 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-11-13 20:26:37,841 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 20:26:37,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-13 20:26:37,842 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 20:26:37,843 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 20:26:37,866 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 20:26:37,871 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 20:26:37,871 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-13 20:26:38,097 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 20:26:38,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 20:26:38,102 INFO L85 PathProgramCache]: Analyzing trace with hash -1911691711, now seen corresponding path program 1 times [2021-11-13 20:26:38,113 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 20:26:38,113 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764820251] [2021-11-13 20:26:38,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 20:26:38,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 20:26:38,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 20:26:38,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 20:26:38,335 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 20:26:38,335 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764820251] [2021-11-13 20:26:38,336 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764820251] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 20:26:38,336 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 20:26:38,336 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 20:26:38,337 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036017632] [2021-11-13 20:26:38,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 20:26:38,344 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 20:26:38,344 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 20:26:38,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 20:26:38,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 20:26:38,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:26:38,369 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 20:26:38,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 47.0) internal successors, (94), 2 states have internal predecessors, (94), 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) [2021-11-13 20:26:38,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:26:38,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:26:38,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 20:26:38,422 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 20:26:38,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 20:26:38,422 INFO L85 PathProgramCache]: Analyzing trace with hash 353551930, now seen corresponding path program 1 times [2021-11-13 20:26:38,423 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 20:26:38,423 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183256736] [2021-11-13 20:26:38,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 20:26:38,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 20:26:38,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 20:26:38,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 20:26:38,905 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 20:26:38,906 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183256736] [2021-11-13 20:26:38,906 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183256736] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 20:26:38,906 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 20:26:38,906 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 20:26:38,906 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935451833] [2021-11-13 20:26:38,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 20:26:38,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 20:26:38,910 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 20:26:38,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 20:26:38,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-13 20:26:38,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:26:38,912 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 20:26:38,912 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 7 states have internal predecessors, (92), 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) [2021-11-13 20:26:38,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:26:38,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:26:39,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:26:39,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 20:26:39,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 20:26:39,143 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 20:26:39,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 20:26:39,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1118418852, now seen corresponding path program 1 times [2021-11-13 20:26:39,148 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 20:26:39,153 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178446270] [2021-11-13 20:26:39,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 20:26:39,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 20:26:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 20:26:39,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 20:26:39,495 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 20:26:39,495 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178446270] [2021-11-13 20:26:39,496 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178446270] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 20:26:39,496 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 20:26:39,496 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 20:26:39,497 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468959262] [2021-11-13 20:26:39,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 20:26:39,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 20:26:39,498 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 20:26:39,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 20:26:39,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-11-13 20:26:39,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:26:39,499 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 20:26:39,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 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) [2021-11-13 20:26:39,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:26:39,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 20:26:39,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:26:39,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:26:39,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 20:26:39,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 20:26:39,691 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 20:26:39,691 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 20:26:39,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 20:26:39,692 INFO L85 PathProgramCache]: Analyzing trace with hash 518360785, now seen corresponding path program 1 times [2021-11-13 20:26:39,692 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 20:26:39,692 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833824640] [2021-11-13 20:26:39,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 20:26:39,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 20:26:39,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 20:26:39,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 20:26:39,935 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 20:26:39,935 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833824640] [2021-11-13 20:26:39,936 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833824640] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 20:26:39,939 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1570409182] [2021-11-13 20:26:39,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 20:26:39,939 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 20:26:39,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-13 20:26:39,947 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 20:26:39,975 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 20:26:40,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 20:26:40,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 20:26:40,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 20:26:40,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 20:26:40,607 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 20:26:41,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 20:26:41,678 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1570409182] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 20:26:41,678 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 20:26:41,678 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 14 [2021-11-13 20:26:41,679 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928103051] [2021-11-13 20:26:41,679 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 20:26:41,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-13 20:26:41,680 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 20:26:41,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-13 20:26:41,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2021-11-13 20:26:41,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:26:41,682 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 20:26:41,682 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 12.857142857142858) internal successors, (180), 14 states have internal predecessors, (180), 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) [2021-11-13 20:26:41,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:26:41,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 20:26:41,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 20:26:41,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:26:42,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:26:42,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 20:26:42,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 20:26:42,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 20:26:42,183 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-13 20:26:42,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-11-13 20:26:42,360 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 20:26:42,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 20:26:42,361 INFO L85 PathProgramCache]: Analyzing trace with hash -687884947, now seen corresponding path program 1 times [2021-11-13 20:26:42,361 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 20:26:42,361 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769826632] [2021-11-13 20:26:42,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 20:26:42,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 20:26:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 20:26:55,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 20:26:55,545 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 20:26:55,545 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769826632] [2021-11-13 20:26:55,545 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769826632] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 20:26:55,545 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [297631704] [2021-11-13 20:26:55,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 20:26:55,546 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 20:26:55,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-13 20:26:55,547 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 20:26:55,554 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-13 20:26:56,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 20:26:56,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 20:26:56,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2021-11-13 20:40:10,518 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-11-13 20:40:10,518 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-11-13 20:40:10,518 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-11-13 20:40:11,136 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2021-11-13 20:40:11,142 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-13 20:40:11,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 20:40:11,339 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 103 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-727-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. [2021-11-13 20:40:11,341 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2021-11-13 20:40:11,341 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2021-11-13 20:40:11,341 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2021-11-13 20:40:11,341 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2021-11-13 20:40:11,347 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-13 20:40:11,349 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 20:40:11,349 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 20:40:11,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 08:40:11 BasicIcfg [2021-11-13 20:40:11,351 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 20:40:11,352 INFO L158 Benchmark]: Toolchain (without parser) took 814270.12ms. Allocated memory was 341.8MB in the beginning and 799.0MB in the end (delta: 457.2MB). Free memory was 287.3MB in the beginning and 228.2MB in the end (delta: 59.1MB). Peak memory consumption was 805.4MB. Max. memory is 16.0GB. [2021-11-13 20:40:11,352 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 341.8MB. Free memory was 304.5MB in the beginning and 304.4MB in the end (delta: 69.5kB). There was no memory consumed. Max. memory is 16.0GB. [2021-11-13 20:40:11,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 199.66ms. Allocated memory was 341.8MB in the beginning and 411.0MB in the end (delta: 69.2MB). Free memory was 287.1MB in the beginning and 383.4MB in the end (delta: -96.4MB). Peak memory consumption was 9.0MB. Max. memory is 16.0GB. [2021-11-13 20:40:11,353 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.32ms. Allocated memory is still 411.0MB. Free memory was 383.4MB in the beginning and 382.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.0GB. [2021-11-13 20:40:11,353 INFO L158 Benchmark]: Boogie Preprocessor took 21.74ms. Allocated memory is still 411.0MB. Free memory was 382.4MB in the beginning and 381.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-13 20:40:11,353 INFO L158 Benchmark]: RCFGBuilder took 416.37ms. Allocated memory is still 411.0MB. Free memory was 381.3MB in the beginning and 365.6MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.0GB. [2021-11-13 20:40:11,354 INFO L158 Benchmark]: TraceAbstraction took 813598.77ms. Allocated memory was 411.0MB in the beginning and 799.0MB in the end (delta: 388.0MB). Free memory was 365.6MB in the beginning and 228.2MB in the end (delta: 137.4MB). Peak memory consumption was 816.5MB. Max. memory is 16.0GB. [2021-11-13 20:40:11,355 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 341.8MB. Free memory was 304.5MB in the beginning and 304.4MB in the end (delta: 69.5kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 199.66ms. Allocated memory was 341.8MB in the beginning and 411.0MB in the end (delta: 69.2MB). Free memory was 287.1MB in the beginning and 383.4MB in the end (delta: -96.4MB). Peak memory consumption was 9.0MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 27.32ms. Allocated memory is still 411.0MB. Free memory was 383.4MB in the beginning and 382.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.0GB. * Boogie Preprocessor took 21.74ms. Allocated memory is still 411.0MB. Free memory was 382.4MB in the beginning and 381.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 416.37ms. Allocated memory is still 411.0MB. Free memory was 381.3MB in the beginning and 365.6MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.0GB. * TraceAbstraction took 813598.77ms. Allocated memory was 411.0MB in the beginning and 799.0MB in the end (delta: 388.0MB). Free memory was 365.6MB in the beginning and 228.2MB in the end (delta: 137.4MB). Peak memory consumption was 816.5MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7049, positive: 5932, positive conditional: 3929, positive unconditional: 2003, negative: 1117, negative conditional: 1112, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5937, positive: 5932, positive conditional: 3929, positive unconditional: 2003, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5937, positive: 5932, positive conditional: 3929, positive unconditional: 2003, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5937, positive: 5932, positive conditional: 2334, positive unconditional: 3598, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5937, positive: 5932, positive conditional: 1910, positive unconditional: 4022, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5937, positive: 5932, positive conditional: 1910, positive unconditional: 4022, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1993, positive: 1988, positive conditional: 4, positive unconditional: 1984, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1993, positive: 1988, positive conditional: 0, positive unconditional: 1988, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 61, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5937, positive: 3944, positive conditional: 1906, positive unconditional: 2038, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1993, unknown conditional: 4, unknown unconditional: 1989] , Statistics on independence cache: Total cache size (in pairs): 1993, Positive cache size: 1988, Positive conditional cache size: 4, Positive unconditional cache size: 1984, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Eliminated conditions: 424, Maximal queried relation: 0, Independence queries for same thread: 1112 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 140.89ms, Number of persistent set computation: 102, Number of trivial persistent sets: 61, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2008, positive: 2003, positive conditional: 0, positive unconditional: 2003, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7049, positive: 5932, positive conditional: 3929, positive unconditional: 2003, negative: 1117, negative conditional: 1112, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5937, positive: 5932, positive conditional: 3929, positive unconditional: 2003, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5937, positive: 5932, positive conditional: 3929, positive unconditional: 2003, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5937, positive: 5932, positive conditional: 2334, positive unconditional: 3598, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5937, positive: 5932, positive conditional: 1910, positive unconditional: 4022, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5937, positive: 5932, positive conditional: 1910, positive unconditional: 4022, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1993, positive: 1988, positive conditional: 4, positive unconditional: 1984, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1993, positive: 1988, positive conditional: 0, positive unconditional: 1988, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 61, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5937, positive: 3944, positive conditional: 1906, positive unconditional: 2038, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1993, unknown conditional: 4, unknown unconditional: 1989] , Statistics on independence cache: Total cache size (in pairs): 1993, Positive cache size: 1988, Positive conditional cache size: 4, Positive unconditional cache size: 1984, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Eliminated conditions: 424, Maximal queried relation: 0, Independence queries for same thread: 1112 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 104]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 103 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-727-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 97]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 103 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-727-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 96]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 103 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-727-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 94]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 103 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-727-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 95]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 103 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-727-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 164 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 813.5s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 29, 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, 0.3s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 477 NumberOfCodeBlocks, 477 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 568 ConstructedInterpolants, 0 QuantifiedInterpolants, 6853 SizeOfPredicates, 10 NumberOfNonLiveVariables, 228 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 6 InterpolantComputations, 3 PerfectInterpolantSequences, 1/4 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 could not prove your program: Timeout Completed graceful shutdown