/usr/bin/java -Xmx8000000000 -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-MCRwithoutDepranks.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-10 06:24:15,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 06:24:15,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 06:24:15,247 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-10 06:24:15,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-10 06:24:15,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-10 06:24:15,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-10 06:24:15,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-10 06:24:15,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-10 06:24:15,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-10 06:24:15,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-10 06:24:15,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-10 06:24:15,275 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 06:24:15,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 06:24:15,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 06:24:15,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 06:24:15,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 06:24:15,285 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 06:24:15,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 06:24:15,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 06:24:15,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 06:24:15,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 06:24:15,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 06:24:15,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 06:24:15,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-10 06:24:15,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-10 06:24:15,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-10 06:24:15,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-10 06:24:15,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-10 06:24:15,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-10 06:24:15,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-10 06:24:15,310 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-10 06:24:15,311 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-10 06:24:15,312 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-10 06:24:15,313 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-10 06:24:15,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-10 06:24:15,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-10 06:24:15,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-10 06:24:15,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 06:24:15,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 06:24:15,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 06:24:15,322 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-MCRwithoutDepranks.epf [2022-02-10 06:24:15,349 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 06:24:15,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 06:24:15,350 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 06:24:15,350 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 06:24:15,351 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 06:24:15,351 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 06:24:15,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 06:24:15,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 06:24:15,352 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 06:24:15,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 06:24:15,353 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 06:24:15,353 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 06:24:15,353 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 06:24:15,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 06:24:15,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 06:24:15,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 06:24:15,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 06:24:15,354 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 06:24:15,354 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 06:24:15,354 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 06:24:15,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 06:24:15,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 06:24:15,354 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 06:24:15,355 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 06:24:15,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 06:24:15,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 06:24:15,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 06:24:15,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 06:24:15,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 06:24:15,356 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 06:24:15,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 06:24:15,357 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 06:24:15,357 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-10 06:24:15,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 06:24:15,357 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-02-10 06:24:15,357 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-10 06:24:15,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 06:24:15,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 06:24:15,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 06:24:15,652 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 06:24:15,653 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 06:24:15,654 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i [2022-02-10 06:24:15,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34c0da48f/01518ab36db84778a458c1383e3258e1/FLAGad8ed7dc0 [2022-02-10 06:24:16,280 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 06:24:16,281 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i [2022-02-10 06:24:16,293 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34c0da48f/01518ab36db84778a458c1383e3258e1/FLAGad8ed7dc0 [2022-02-10 06:24:16,569 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34c0da48f/01518ab36db84778a458c1383e3258e1 [2022-02-10 06:24:16,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 06:24:16,573 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 06:24:16,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 06:24:16,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 06:24:16,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 06:24:16,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 06:24:16" (1/1) ... [2022-02-10 06:24:16,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d3ca433 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 06:24:16, skipping insertion in model container [2022-02-10 06:24:16,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 06:24:16" (1/1) ... [2022-02-10 06:24:16,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 06:24:16,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 06:24:16,815 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i[1103,1116] [2022-02-10 06:24:16,950 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 06:24:16,966 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 06:24:16,981 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i[1103,1116] [2022-02-10 06:24:17,031 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 06:24:17,065 INFO L208 MainTranslator]: Completed translation [2022-02-10 06:24:17,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 06:24:17 WrapperNode [2022-02-10 06:24:17,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 06:24:17,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 06:24:17,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 06:24:17,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 06:24:17,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 06:24:17" (1/1) ... [2022-02-10 06:24:17,100 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 06:24:17" (1/1) ... [2022-02-10 06:24:17,122 INFO L137 Inliner]: procedures = 162, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49 [2022-02-10 06:24:17,122 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 06:24:17,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 06:24:17,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 06:24:17,123 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 06:24:17,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 06:24:17" (1/1) ... [2022-02-10 06:24:17,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 06:24:17" (1/1) ... [2022-02-10 06:24:17,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 06:24:17" (1/1) ... [2022-02-10 06:24:17,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 06:24:17" (1/1) ... [2022-02-10 06:24:17,142 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 06:24:17" (1/1) ... [2022-02-10 06:24:17,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 06:24:17" (1/1) ... [2022-02-10 06:24:17,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 06:24:17" (1/1) ... [2022-02-10 06:24:17,147 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 06:24:17,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 06:24:17,154 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 06:24:17,155 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 06:24:17,156 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 06:24:17" (1/1) ... [2022-02-10 06:24:17,164 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 06:24:17,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 06:24:17,197 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) [2022-02-10 06:24:17,199 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 [2022-02-10 06:24:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 06:24:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 06:24:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-10 06:24:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 06:24:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 06:24:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-10 06:24:17,231 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-10 06:24:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 06:24:17,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 06:24:17,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 06:24:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 06:24:17,233 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 06:24:17,325 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 06:24:17,327 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 06:24:17,566 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 06:24:17,572 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 06:24:17,572 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 06:24:17,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 06:24:17 BoogieIcfgContainer [2022-02-10 06:24:17,574 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 06:24:17,576 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 06:24:17,576 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 06:24:17,588 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 06:24:17,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 06:24:16" (1/3) ... [2022-02-10 06:24:17,589 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10d914d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 06:24:17, skipping insertion in model container [2022-02-10 06:24:17,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 06:24:17" (2/3) ... [2022-02-10 06:24:17,589 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10d914d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 06:24:17, skipping insertion in model container [2022-02-10 06:24:17,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 06:24:17" (3/3) ... [2022-02-10 06:24:17,591 INFO L111 eAbstractionObserver]: Analyzing ICFG 13-privatized_19-publish-precision_unknown_2_pos.i [2022-02-10 06:24:17,595 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 06:24:17,596 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 06:24:17,596 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-10 06:24:17,596 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 06:24:17,658 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,658 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,658 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,658 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,659 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,659 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,659 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,659 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,659 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,660 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,660 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,660 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,660 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,660 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,661 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,661 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,661 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,670 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,670 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,670 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,671 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,671 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,671 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,671 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,675 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,675 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,675 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,675 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,675 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,676 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 06:24:17,679 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-10 06:24:17,739 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-10 06:24:17,740 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 06:24:17,742 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) [2022-02-10 06:24:17,743 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 [2022-02-10 06:24:17,777 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 06:24:17,785 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, mLazyFiniteAutomaton=false, 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 [2022-02-10 06:24:17,785 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-10 06:24:17,799 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 74 places, 71 transitions, 150 flow [2022-02-10 06:24:17,846 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 197 states, 196 states have (on average 1.7142857142857142) internal successors, (336), 196 states have internal predecessors, (336), 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) [2022-02-10 06:24:17,925 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 52 transitions and produced 53 states. [2022-02-10 06:24:17,928 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-10 06:24:17,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 06:24:17,935 INFO L85 PathProgramCache]: Analyzing trace with hash -881270525, now seen corresponding path program 1 times [2022-02-10 06:24:17,945 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 06:24:17,946 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33370483] [2022-02-10 06:24:17,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 06:24:17,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 06:24:18,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 06:24:18,120 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-10 06:24:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 06:24:18,170 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-10 06:24:18,172 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-10 06:24:18,173 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-02-10 06:24:18,175 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 2 remaining) [2022-02-10 06:24:18,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 06:24:18,183 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2022-02-10 06:24:18,187 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 06:24:18,187 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 06:24:18,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 06:24:18 BasicIcfg [2022-02-10 06:24:18,240 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 06:24:18,242 INFO L158 Benchmark]: Toolchain (without parser) took 1667.79ms. Allocated memory is still 187.7MB. Free memory was 135.6MB in the beginning and 103.5MB in the end (delta: 32.2MB). Peak memory consumption was 32.2MB. Max. memory is 8.0GB. [2022-02-10 06:24:18,243 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 187.7MB. Free memory is still 153.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 06:24:18,248 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.53ms. Allocated memory is still 187.7MB. Free memory was 135.4MB in the beginning and 154.8MB in the end (delta: -19.4MB). Peak memory consumption was 11.3MB. Max. memory is 8.0GB. [2022-02-10 06:24:18,248 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.82ms. Allocated memory is still 187.7MB. Free memory was 154.8MB in the beginning and 152.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 06:24:18,249 INFO L158 Benchmark]: Boogie Preprocessor took 24.19ms. Allocated memory is still 187.7MB. Free memory was 152.8MB in the beginning and 151.7MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-10 06:24:18,249 INFO L158 Benchmark]: RCFGBuilder took 420.37ms. Allocated memory is still 187.7MB. Free memory was 151.7MB in the beginning and 139.6MB in the end (delta: 12.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-02-10 06:24:18,249 INFO L158 Benchmark]: TraceAbstraction took 664.20ms. Allocated memory is still 187.7MB. Free memory was 139.1MB in the beginning and 103.5MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. [2022-02-10 06:24:18,251 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 187.7MB. Free memory is still 153.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 489.53ms. Allocated memory is still 187.7MB. Free memory was 135.4MB in the beginning and 154.8MB in the end (delta: -19.4MB). Peak memory consumption was 11.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 55.82ms. Allocated memory is still 187.7MB. Free memory was 154.8MB in the beginning and 152.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.19ms. Allocated memory is still 187.7MB. Free memory was 152.8MB in the beginning and 151.7MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 420.37ms. Allocated memory is still 187.7MB. Free memory was 151.7MB in the beginning and 139.6MB in the end (delta: 12.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * TraceAbstraction took 664.20ms. Allocated memory is still 187.7MB. Free memory was 139.1MB in the beginning and 103.5MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - 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 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L681] 0 int glob1 = 0; VAL [glob1=0] [L682] 0 pthread_mutex_t mutex1 = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; VAL [glob1=0, mutex1={3:0}] [L683] 0 pthread_mutex_t mutex2 = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; VAL [glob1=0, mutex1={3:0}, mutex2={4:0}] [L696] 0 pthread_t id; VAL [glob1=0, id={6:0}, mutex1={3:0}, mutex2={4:0}] [L697] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [arg={0:0}, glob1=0, id={6:0}, mutex1={3:0}, mutex2={4:0}, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1] [L699] CALL 0 __VERIFIER_assert(glob1 == 5) [L19] COND TRUE 0 !(cond) VAL [\old(cond)=0, arg={0:0}, cond=0, glob1=0, mutex1={3:0}, mutex2={4:0}] [L19] 0 reach_error() VAL [\old(cond)=0, arg={0:0}, cond=0, glob1=0, mutex1={3:0}, mutex2={4:0}] - UnprovableResult [Line: 697]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 87 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=197occurred in iteration=0, InterpolantAutomatonStates: 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, 42 NumberOfCodeBlocks, 42 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! [2022-02-10 06:24:18,292 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-02-10 06:24:18,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...