/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-Lazy.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 [2022-02-16 23:27:15,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-16 23:27:15,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-16 23:27:15,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-16 23:27:15,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-16 23:27:15,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-16 23:27:15,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-16 23:27:15,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-16 23:27:15,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-16 23:27:15,470 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-16 23:27:15,470 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-16 23:27:15,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-16 23:27:15,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-16 23:27:15,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-16 23:27:15,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-16 23:27:15,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-16 23:27:15,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-16 23:27:15,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-16 23:27:15,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-16 23:27:15,482 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-16 23:27:15,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-16 23:27:15,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-16 23:27:15,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-16 23:27:15,485 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-16 23:27:15,486 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-16 23:27:15,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-16 23:27:15,487 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-16 23:27:15,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-16 23:27:15,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-16 23:27:15,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-16 23:27:15,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-16 23:27:15,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-16 23:27:15,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-16 23:27:15,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-16 23:27:15,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-16 23:27:15,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-16 23:27:15,491 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-16 23:27:15,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-16 23:27:15,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-16 23:27:15,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-16 23:27:15,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-16 23:27:15,493 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-Lazy.epf [2022-02-16 23:27:15,507 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-16 23:27:15,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-16 23:27:15,508 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-16 23:27:15,508 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-16 23:27:15,508 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-16 23:27:15,508 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-16 23:27:15,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-16 23:27:15,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-16 23:27:15,509 INFO L138 SettingsManager]: * Use SBE=true [2022-02-16 23:27:15,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-16 23:27:15,509 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-16 23:27:15,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-16 23:27:15,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-16 23:27:15,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-16 23:27:15,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-16 23:27:15,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-16 23:27:15,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-16 23:27:15,510 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-16 23:27:15,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-16 23:27:15,510 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-16 23:27:15,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-16 23:27:15,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-16 23:27:15,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-16 23:27:15,510 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-16 23:27:15,510 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-16 23:27:15,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-16 23:27:15,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-16 23:27:15,511 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-16 23:27:15,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-16 23:27:15,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-16 23:27:15,511 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-16 23:27:15,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-16 23:27:15,511 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-16 23:27:15,511 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-16 23:27:15,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-16 23:27:15,512 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-02-16 23:27:15,512 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-16 23:27:15,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-16 23:27:15,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-16 23:27:15,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-16 23:27:15,773 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-16 23:27:15,774 INFO L275 PluginConnector]: CDTParser initialized [2022-02-16 23:27:15,775 INFO L432 ainManager$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 [2022-02-16 23:27:15,846 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57fc3e315/5351aabc9f0a4d928271b06ce6276f90/FLAG80acd2692 [2022-02-16 23:27:16,371 INFO L306 CDTParser]: Found 1 translation units. [2022-02-16 23:27:16,372 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i [2022-02-16 23:27:16,397 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57fc3e315/5351aabc9f0a4d928271b06ce6276f90/FLAG80acd2692 [2022-02-16 23:27:16,855 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57fc3e315/5351aabc9f0a4d928271b06ce6276f90 [2022-02-16 23:27:16,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-16 23:27:16,863 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-16 23:27:16,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-16 23:27:16,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-16 23:27:16,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-16 23:27:16,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 11:27:16" (1/1) ... [2022-02-16 23:27:16,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fb67213 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 11:27:16, skipping insertion in model container [2022-02-16 23:27:16,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 11:27:16" (1/1) ... [2022-02-16 23:27:16,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-16 23:27:16,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-16 23:27:17,125 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] [2022-02-16 23:27:17,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-16 23:27:17,227 INFO L203 MainTranslator]: Completed pre-run [2022-02-16 23:27:17,237 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] [2022-02-16 23:27:17,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-16 23:27:17,296 INFO L208 MainTranslator]: Completed translation [2022-02-16 23:27:17,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 11:27:17 WrapperNode [2022-02-16 23:27:17,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-16 23:27:17,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-16 23:27:17,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-16 23:27:17,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-16 23:27:17,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 11:27:17" (1/1) ... [2022-02-16 23:27:17,317 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 11:27:17" (1/1) ... [2022-02-16 23:27:17,331 INFO L137 Inliner]: procedures = 162, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49 [2022-02-16 23:27:17,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-16 23:27:17,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-16 23:27:17,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-16 23:27:17,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-16 23:27:17,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 11:27:17" (1/1) ... [2022-02-16 23:27:17,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 11:27:17" (1/1) ... [2022-02-16 23:27:17,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 11:27:17" (1/1) ... [2022-02-16 23:27:17,340 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 11:27:17" (1/1) ... [2022-02-16 23:27:17,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 11:27:17" (1/1) ... [2022-02-16 23:27:17,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 11:27:17" (1/1) ... [2022-02-16 23:27:17,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 11:27:17" (1/1) ... [2022-02-16 23:27:17,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-16 23:27:17,347 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-16 23:27:17,347 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-16 23:27:17,347 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-16 23:27:17,348 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 11:27:17" (1/1) ... [2022-02-16 23:27:17,353 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-16 23:27:17,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-16 23:27:17,372 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) [2022-02-16 23:27:17,380 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 [2022-02-16 23:27:17,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-16 23:27:17,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-16 23:27:17,408 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-16 23:27:17,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-16 23:27:17,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-16 23:27:17,408 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-16 23:27:17,408 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-16 23:27:17,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-16 23:27:17,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-16 23:27:17,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-16 23:27:17,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-16 23:27:17,409 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-16 23:27:17,479 INFO L234 CfgBuilder]: Building ICFG [2022-02-16 23:27:17,480 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-16 23:27:17,578 INFO L275 CfgBuilder]: Performing block encoding [2022-02-16 23:27:17,584 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-16 23:27:17,584 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-16 23:27:17,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.02 11:27:17 BoogieIcfgContainer [2022-02-16 23:27:17,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-16 23:27:17,586 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-16 23:27:17,586 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-16 23:27:17,589 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-16 23:27:17,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.02 11:27:16" (1/3) ... [2022-02-16 23:27:17,589 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d2e152d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.02 11:27:17, skipping insertion in model container [2022-02-16 23:27:17,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 11:27:17" (2/3) ... [2022-02-16 23:27:17,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d2e152d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.02 11:27:17, skipping insertion in model container [2022-02-16 23:27:17,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.02 11:27:17" (3/3) ... [2022-02-16 23:27:17,590 INFO L111 eAbstractionObserver]: Analyzing ICFG 13-privatized_19-publish-precision_unknown_2_pos.i [2022-02-16 23:27:17,594 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-16 23:27:17,594 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-16 23:27:17,594 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-16 23:27:17,594 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-16 23:27:17,616 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,616 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,616 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,617 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,617 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,617 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,617 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,617 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,617 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,618 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,618 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,618 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,618 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,619 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,619 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,619 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,620 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,620 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,620 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,620 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,621 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,621 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,621 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,621 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,624 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,624 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,624 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,624 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,624 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,624 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,624 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-16 23:27:17,628 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-16 23:27:17,676 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-16 23:27:17,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-16 23:27:17,680 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) [2022-02-16 23:27:17,681 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 [2022-02-16 23:27:17,709 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-16 23:27:17,715 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=true, 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 [2022-02-16 23:27:17,716 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-16 23:27:17,793 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 52 transitions and produced 53 states. [2022-02-16 23:27:17,795 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-16 23:27:17,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-16 23:27:17,799 INFO L85 PathProgramCache]: Analyzing trace with hash -881270525, now seen corresponding path program 1 times [2022-02-16 23:27:17,805 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-16 23:27:17,806 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714239187] [2022-02-16 23:27:17,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-16 23:27:17,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-16 23:27:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-16 23:27:17,907 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-16 23:27:17,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-16 23:27:17,956 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-16 23:27:17,957 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-16 23:27:17,958 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-02-16 23:27:17,959 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 2 remaining) [2022-02-16 23:27:17,960 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-16 23:27:17,966 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2022-02-16 23:27:17,971 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-16 23:27:17,971 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-16 23:27:17,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.02 11:27:17 BasicIcfg [2022-02-16 23:27:17,998 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-16 23:27:17,999 INFO L158 Benchmark]: Toolchain (without parser) took 1135.76ms. Allocated memory is still 186.6MB. Free memory was 136.9MB in the beginning and 106.7MB in the end (delta: 30.2MB). Peak memory consumption was 30.2MB. Max. memory is 8.0GB. [2022-02-16 23:27:18,000 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 186.6MB. Free memory is still 154.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-16 23:27:18,004 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.60ms. Allocated memory is still 186.6MB. Free memory was 136.6MB in the beginning and 156.5MB in the end (delta: -19.9MB). Peak memory consumption was 6.1MB. Max. memory is 8.0GB. [2022-02-16 23:27:18,005 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.61ms. Allocated memory is still 186.6MB. Free memory was 156.5MB in the beginning and 154.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-16 23:27:18,006 INFO L158 Benchmark]: Boogie Preprocessor took 14.20ms. Allocated memory is still 186.6MB. Free memory was 154.9MB in the beginning and 153.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-16 23:27:18,007 INFO L158 Benchmark]: RCFGBuilder took 238.14ms. Allocated memory is still 186.6MB. Free memory was 153.4MB in the beginning and 141.8MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-02-16 23:27:18,007 INFO L158 Benchmark]: TraceAbstraction took 411.41ms. Allocated memory is still 186.6MB. Free memory was 141.3MB in the beginning and 106.7MB in the end (delta: 34.6MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. [2022-02-16 23:27:18,013 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 186.6MB. Free memory is still 154.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 420.60ms. Allocated memory is still 186.6MB. Free memory was 136.6MB in the beginning and 156.5MB in the end (delta: -19.9MB). Peak memory consumption was 6.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 32.61ms. Allocated memory is still 186.6MB. Free memory was 156.5MB in the beginning and 154.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 14.20ms. Allocated memory is still 186.6MB. Free memory was 154.9MB in the beginning and 153.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 238.14ms. Allocated memory is still 186.6MB. Free memory was 153.4MB in the beginning and 141.8MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * TraceAbstraction took 411.41ms. Allocated memory is still 186.6MB. Free memory was 141.3MB in the beginning and 106.7MB in the end (delta: 34.6MB). Peak memory consumption was 34.6MB. 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: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred 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, 0.0s 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! [2022-02-16 23:27:18,041 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 [2022-02-16 23:27:18,244 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...