./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/13-privatized_19-publish-precision_unknown_2_pos.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2520d7ca Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/13-privatized_19-publish-precision_unknown_2_pos.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-2520d7c-m [2024-07-17 21:11:48,752 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-17 21:11:48,820 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-07-17 21:11:48,827 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-17 21:11:48,828 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-17 21:11:48,859 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-17 21:11:48,860 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-17 21:11:48,860 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-17 21:11:48,861 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-17 21:11:48,865 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-17 21:11:48,866 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-17 21:11:48,866 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-17 21:11:48,866 INFO L153 SettingsManager]: * Use SBE=true [2024-07-17 21:11:48,868 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-17 21:11:48,868 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-17 21:11:48,868 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-17 21:11:48,869 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-07-17 21:11:48,869 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-17 21:11:48,869 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-17 21:11:48,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-17 21:11:48,870 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-17 21:11:48,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-17 21:11:48,871 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-17 21:11:48,871 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-17 21:11:48,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-17 21:11:48,871 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-17 21:11:48,872 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-17 21:11:48,872 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-17 21:11:48,873 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-17 21:11:48,873 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-17 21:11:48,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-17 21:11:48,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-17 21:11:48,875 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-17 21:11:48,875 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-17 21:11:48,875 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-07-17 21:11:48,875 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-17 21:11:48,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-07-17 21:11:48,876 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-17 21:11:48,876 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-17 21:11:48,876 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-17 21:11:48,877 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-17 21:11:48,877 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-17 21:11:48,877 INFO L153 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-07-17 21:11:49,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-17 21:11:49,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-17 21:11:49,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-17 21:11:49,197 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-17 21:11:49,198 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-17 21:11:49,199 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/13-privatized_19-publish-precision_unknown_2_pos.yml/witness.yml [2024-07-17 21:11:49,350 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-17 21:11:49,351 INFO L274 PluginConnector]: CDTParser initialized [2024-07-17 21:11:49,351 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i [2024-07-17 21:11:50,459 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-17 21:11:50,685 INFO L384 CDTParser]: Found 1 translation units. [2024-07-17 21:11:50,685 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i [2024-07-17 21:11:50,698 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c1f2ed7b2/4fc584f8dedf4f5eac41cac8089343e8/FLAG0078f75f5 [2024-07-17 21:11:50,712 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c1f2ed7b2/4fc584f8dedf4f5eac41cac8089343e8 [2024-07-17 21:11:50,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-17 21:11:50,714 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-07-17 21:11:50,716 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-17 21:11:50,717 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-17 21:11:50,721 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-17 21:11:50,722 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 09:11:49" (1/2) ... [2024-07-17 21:11:50,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@402c7a9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 09:11:50, skipping insertion in model container [2024-07-17 21:11:50,724 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 09:11:49" (1/2) ... [2024-07-17 21:11:50,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55eb40ae and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 09:11:50, skipping insertion in model container [2024-07-17 21:11:50,727 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:11:50" (2/2) ... [2024-07-17 21:11:50,728 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@402c7a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:11:50, skipping insertion in model container [2024-07-17 21:11:50,728 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:11:50" (2/2) ... [2024-07-17 21:11:50,729 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-17 21:11:50,792 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-17 21:11:50,795 INFO L97 edCorrectnessWitness]: Location invariant before [L698-L698] ((! multithreaded || (glob1 == 0 || glob1 == 5)) && (! multithreaded || (mutex2_locked || (glob1 == 0 || glob1 == 5)))) && (! multithreaded || (mutex1_locked || glob1 == 0)) [2024-07-17 21:11:50,795 INFO L103 edCorrectnessWitness]: ghost_variable mutex1_locked = 0 [2024-07-17 21:11:50,796 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-17 21:11:50,796 INFO L103 edCorrectnessWitness]: ghost_variable mutex2_locked = 0 [2024-07-17 21:11:50,796 INFO L106 edCorrectnessWitness]: ghost_update [L697-L697] multithreaded = 1; [2024-07-17 21:11:50,796 INFO L106 edCorrectnessWitness]: ghost_update [L685-L685] mutex1_locked = 1; [2024-07-17 21:11:50,797 INFO L106 edCorrectnessWitness]: ghost_update [L700-L700] mutex2_locked = 0; [2024-07-17 21:11:50,797 INFO L106 edCorrectnessWitness]: ghost_update [L691-L691] mutex2_locked = 0; [2024-07-17 21:11:50,797 INFO L106 edCorrectnessWitness]: ghost_update [L689-L689] mutex2_locked = 1; [2024-07-17 21:11:50,798 INFO L106 edCorrectnessWitness]: ghost_update [L686-L686] mutex2_locked = 1; [2024-07-17 21:11:50,798 INFO L106 edCorrectnessWitness]: ghost_update [L688-L688] mutex2_locked = 0; [2024-07-17 21:11:50,798 INFO L106 edCorrectnessWitness]: ghost_update [L698-L698] mutex2_locked = 1; [2024-07-17 21:11:50,798 INFO L106 edCorrectnessWitness]: ghost_update [L692-L692] mutex1_locked = 0; [2024-07-17 21:11:50,837 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-17 21:11:51,155 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-17 21:11:51,167 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-07-17 21:11:51,240 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-17 21:11:51,270 INFO L206 MainTranslator]: Completed translation [2024-07-17 21:11:51,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:11:51 WrapperNode [2024-07-17 21:11:51,271 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-17 21:11:51,272 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-07-17 21:11:51,274 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-07-17 21:11:51,274 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-07-17 21:11:51,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:11:51" (1/1) ... [2024-07-17 21:11:51,290 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:11:51" (1/1) ... [2024-07-17 21:11:51,309 INFO L138 Inliner]: procedures = 162, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 55 [2024-07-17 21:11:51,310 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-07-17 21:11:51,310 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-07-17 21:11:51,310 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-07-17 21:11:51,311 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-07-17 21:11:51,318 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:11:51" (1/1) ... [2024-07-17 21:11:51,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:11:51" (1/1) ... [2024-07-17 21:11:51,321 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:11:51" (1/1) ... [2024-07-17 21:11:51,321 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:11:51" (1/1) ... [2024-07-17 21:11:51,326 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:11:51" (1/1) ... [2024-07-17 21:11:51,327 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:11:51" (1/1) ... [2024-07-17 21:11:51,329 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:11:51" (1/1) ... [2024-07-17 21:11:51,330 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:11:51" (1/1) ... [2024-07-17 21:11:51,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-07-17 21:11:51,333 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-07-17 21:11:51,333 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-07-17 21:11:51,333 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-07-17 21:11:51,334 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:11:51" (1/1) ... [2024-07-17 21:11:51,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-17 21:11:51,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-17 21:11:51,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-07-17 21:11:51,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-07-17 21:11:51,481 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-07-17 21:11:51,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-07-17 21:11:51,481 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-07-17 21:11:51,481 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-07-17 21:11:51,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-07-17 21:11:51,482 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-07-17 21:11:51,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-07-17 21:11:51,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-07-17 21:11:51,483 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-07-17 21:11:51,594 INFO L244 CfgBuilder]: Building ICFG [2024-07-17 21:11:51,596 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-07-17 21:11:51,739 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-07-17 21:11:51,740 INFO L293 CfgBuilder]: Performing block encoding [2024-07-17 21:11:51,853 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-07-17 21:11:51,853 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-07-17 21:11:51,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:11:51 BoogieIcfgContainer [2024-07-17 21:11:51,853 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-07-17 21:11:51,855 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-07-17 21:11:51,855 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-07-17 21:11:51,858 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-07-17 21:11:51,858 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 09:11:49" (1/4) ... [2024-07-17 21:11:51,859 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f6948c2 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 17.07 09:11:51, skipping insertion in model container [2024-07-17 21:11:51,859 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:11:50" (2/4) ... [2024-07-17 21:11:51,859 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f6948c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:11:51, skipping insertion in model container [2024-07-17 21:11:51,859 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:11:51" (3/4) ... [2024-07-17 21:11:51,860 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f6948c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:11:51, skipping insertion in model container [2024-07-17 21:11:51,860 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:11:51" (4/4) ... [2024-07-17 21:11:51,861 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_19-publish-precision_unknown_2_pos.i [2024-07-17 21:11:51,878 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-07-17 21:11:51,878 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-07-17 21:11:51,878 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-07-17 21:11:51,932 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-07-17 21:11:51,973 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-07-17 21:11:51,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-07-17 21:11:51,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-17 21:11:51,975 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-07-17 21:11:51,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-07-17 21:11:52,026 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-07-17 21:11:52,038 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-07-17 21:11:52,047 INFO L357 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=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4bfce69f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-07-17 21:11:52,048 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-07-17 21:11:52,244 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-07-17 21:11:52,249 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-17 21:11:52,250 INFO L85 PathProgramCache]: Analyzing trace with hash -1761267762, now seen corresponding path program 1 times [2024-07-17 21:11:52,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-17 21:11:52,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043902905] [2024-07-17 21:11:52,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-17 21:11:52,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-17 21:11:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-17 21:11:52,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 21:11:52,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-17 21:11:52,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043902905] [2024-07-17 21:11:52,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043902905] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-17 21:11:52,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-17 21:11:52,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-07-17 21:11:52,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088588264] [2024-07-17 21:11:52,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-17 21:11:52,689 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-07-17 21:11:52,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-17 21:11:52,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-07-17 21:11:52,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-07-17 21:11:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 21:11:52,722 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-17 21:11:52,724 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2024-07-17 21:11:52,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 21:11:52,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 21:11:52,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-07-17 21:11:52,781 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-07-17 21:11:52,783 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-17 21:11:52,783 INFO L85 PathProgramCache]: Analyzing trace with hash -309463823, now seen corresponding path program 1 times [2024-07-17 21:11:52,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-17 21:11:52,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194616650] [2024-07-17 21:11:52,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-17 21:11:52,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-17 21:11:52,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-17 21:11:52,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 21:11:52,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-17 21:11:52,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194616650] [2024-07-17 21:11:52,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194616650] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-17 21:11:52,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-17 21:11:52,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-07-17 21:11:52,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046106270] [2024-07-17 21:11:52,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-17 21:11:52,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-07-17 21:11:52,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-17 21:11:52,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-07-17 21:11:52,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-07-17 21:11:52,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 21:11:52,934 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-17 21:11:52,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 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) [2024-07-17 21:11:52,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-17 21:11:52,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 21:11:53,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 21:11:53,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-17 21:11:53,041 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 2 remaining) [2024-07-17 21:11:53,042 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-07-17 21:11:53,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-07-17 21:11:53,050 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-07-17 21:11:53,053 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-07-17 21:11:53,053 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-07-17 21:11:53,055 INFO L507 ceAbstractionStarter]: Automizer considered 1 witness invariants [2024-07-17 21:11:53,056 INFO L508 ceAbstractionStarter]: WitnessConsidered=1 [2024-07-17 21:11:53,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:11:53 BasicIcfg [2024-07-17 21:11:53,057 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-07-17 21:11:53,057 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-07-17 21:11:53,057 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-07-17 21:11:53,058 INFO L274 PluginConnector]: Witness Printer initialized [2024-07-17 21:11:53,058 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:11:51" (4/5) ... [2024-07-17 21:11:53,060 INFO L137 WitnessPrinter]: Generating witness for correct program [2024-07-17 21:11:53,063 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2024-07-17 21:11:53,066 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2024-07-17 21:11:53,066 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-07-17 21:11:53,066 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-07-17 21:11:53,066 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-07-17 21:11:53,067 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-07-17 21:11:53,107 INFO L149 WitnessManager]: Wrote witness to /storage/repos/sv-benchmarks/c/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i-witness.graphml [2024-07-17 21:11:53,107 INFO L149 WitnessManager]: Wrote witness to /storage/repos/sv-benchmarks/c/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i-witness.yml [2024-07-17 21:11:53,107 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-07-17 21:11:53,108 INFO L158 Benchmark]: Toolchain (without parser) took 2393.96ms. Allocated memory was 148.9MB in the beginning and 195.0MB in the end (delta: 46.1MB). Free memory was 75.3MB in the beginning and 116.4MB in the end (delta: -41.1MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2024-07-17 21:11:53,108 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 148.9MB. Free memory is still 109.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 21:11:53,108 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 148.9MB. Free memory is still 122.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 21:11:53,109 INFO L158 Benchmark]: CACSL2BoogieTranslator took 554.74ms. Allocated memory is still 148.9MB. Free memory was 75.1MB in the beginning and 97.8MB in the end (delta: -22.7MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2024-07-17 21:11:53,109 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.16ms. Allocated memory is still 148.9MB. Free memory was 97.8MB in the beginning and 95.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-07-17 21:11:53,109 INFO L158 Benchmark]: Boogie Preprocessor took 21.87ms. Allocated memory is still 148.9MB. Free memory was 95.7MB in the beginning and 94.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-07-17 21:11:53,110 INFO L158 Benchmark]: RCFGBuilder took 520.46ms. Allocated memory is still 148.9MB. Free memory was 94.3MB in the beginning and 67.0MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-07-17 21:11:53,110 INFO L158 Benchmark]: TraceAbstraction took 1201.67ms. Allocated memory was 148.9MB in the beginning and 195.0MB in the end (delta: 46.1MB). Free memory was 67.0MB in the beginning and 119.8MB in the end (delta: -52.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 21:11:53,110 INFO L158 Benchmark]: Witness Printer took 50.20ms. Allocated memory is still 195.0MB. Free memory was 119.8MB in the beginning and 116.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-07-17 21:11:53,112 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.19ms. Allocated memory is still 148.9MB. Free memory is still 109.9MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.16ms. Allocated memory is still 148.9MB. Free memory is still 122.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 554.74ms. Allocated memory is still 148.9MB. Free memory was 75.1MB in the beginning and 97.8MB in the end (delta: -22.7MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.16ms. Allocated memory is still 148.9MB. Free memory was 97.8MB in the beginning and 95.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.87ms. Allocated memory is still 148.9MB. Free memory was 95.7MB in the beginning and 94.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 520.46ms. Allocated memory is still 148.9MB. Free memory was 94.3MB in the beginning and 67.0MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1201.67ms. Allocated memory was 148.9MB in the beginning and 195.0MB in the end (delta: 46.1MB). Free memory was 67.0MB in the beginning and 119.8MB in the end (delta: -52.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 50.20ms. Allocated memory is still 195.0MB. Free memory was 119.8MB in the beginning and 116.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 149, independent: 136, independent conditional: 39, independent unconditional: 97, dependent: 13, dependent conditional: 1, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 149, independent: 136, independent conditional: 39, independent unconditional: 97, dependent: 13, dependent conditional: 1, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 149, independent: 136, independent conditional: 39, independent unconditional: 97, dependent: 13, dependent conditional: 1, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 150, independent: 136, independent conditional: 0, independent unconditional: 136, dependent: 14, dependent conditional: 1, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 150, independent: 136, independent conditional: 0, independent unconditional: 136, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 150, independent: 136, independent conditional: 0, independent unconditional: 136, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 109, independent: 97, independent conditional: 0, independent unconditional: 97, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 109, independent: 76, independent conditional: 0, independent unconditional: 76, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 33, independent: 21, independent conditional: 0, independent unconditional: 21, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, independent: 21, independent conditional: 0, independent unconditional: 21, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 173, independent: 85, independent conditional: 0, independent unconditional: 85, dependent: 87, dependent conditional: 0, dependent unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 150, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 109, unknown conditional: 0, unknown unconditional: 109] , Statistics on independence cache: Total cache size (in pairs): 109, Positive cache size: 97, Positive conditional cache size: 0, Positive unconditional cache size: 97, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1, Maximal queried relation: 1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 31, Number of trivial persistent sets: 31, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 109, independent: 97, independent conditional: 0, independent unconditional: 97, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 149, independent: 136, independent conditional: 39, independent unconditional: 97, dependent: 13, dependent conditional: 1, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 149, independent: 136, independent conditional: 39, independent unconditional: 97, dependent: 13, dependent conditional: 1, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 149, independent: 136, independent conditional: 39, independent unconditional: 97, dependent: 13, dependent conditional: 1, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 150, independent: 136, independent conditional: 0, independent unconditional: 136, dependent: 14, dependent conditional: 1, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 150, independent: 136, independent conditional: 0, independent unconditional: 136, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 150, independent: 136, independent conditional: 0, independent unconditional: 136, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 109, independent: 97, independent conditional: 0, independent unconditional: 97, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 109, independent: 76, independent conditional: 0, independent unconditional: 76, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 33, independent: 21, independent conditional: 0, independent unconditional: 21, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, independent: 21, independent conditional: 0, independent unconditional: 21, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 173, independent: 85, independent conditional: 0, independent unconditional: 85, dependent: 87, dependent conditional: 0, dependent unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 150, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 109, unknown conditional: 0, unknown unconditional: 109] , Statistics on independence cache: Total cache size (in pairs): 109, Positive cache size: 97, Positive conditional cache size: 0, Positive unconditional cache size: 97, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1, Maximal queried relation: 1, Independence queries for same thread: 0 - PositiveResult [Line: 698]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 42 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 9, 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, 0.3s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 83 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-07-17 21:11:53,135 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-07-17 21:11:53,339 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE