./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/arithmetic_prog_ok.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e94c40da 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/pthread-deagle/arithmetic_prog_ok.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/arithmetic_prog_ok.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-e94c40d-m [2024-09-23 00:56:46,115 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-23 00:56:46,186 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-23 00:56:46,189 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-23 00:56:46,190 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-23 00:56:46,213 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-23 00:56:46,214 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-23 00:56:46,214 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-23 00:56:46,215 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-23 00:56:46,215 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-23 00:56:46,216 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-23 00:56:46,216 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-23 00:56:46,217 INFO L153 SettingsManager]: * Use SBE=true [2024-09-23 00:56:46,217 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-23 00:56:46,219 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-23 00:56:46,219 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-23 00:56:46,219 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-23 00:56:46,219 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-23 00:56:46,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-23 00:56:46,220 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-23 00:56:46,220 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-23 00:56:46,220 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-23 00:56:46,220 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-23 00:56:46,220 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-23 00:56:46,221 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-23 00:56:46,221 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-23 00:56:46,221 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-23 00:56:46,221 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-23 00:56:46,221 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-23 00:56:46,221 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-23 00:56:46,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-23 00:56:46,222 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-23 00:56:46,222 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-23 00:56:46,222 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-23 00:56:46,222 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-23 00:56:46,222 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-23 00:56:46,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-23 00:56:46,222 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-23 00:56:46,223 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-23 00:56:46,223 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-23 00:56:46,223 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-23 00:56:46,225 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-23 00:56:46,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-23 00:56:46,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-23 00:56:46,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-23 00:56:46,430 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-23 00:56:46,430 INFO L274 PluginConnector]: CDTParser initialized [2024-09-23 00:56:46,431 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i [2024-09-23 00:56:47,654 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-23 00:56:47,862 INFO L384 CDTParser]: Found 1 translation units. [2024-09-23 00:56:47,863 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i [2024-09-23 00:56:47,875 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/952ac1e45/409d9b1677a1470eae4fe1824003d128/FLAGbb9192232 [2024-09-23 00:56:47,887 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/952ac1e45/409d9b1677a1470eae4fe1824003d128 [2024-09-23 00:56:47,889 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-23 00:56:47,889 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-23 00:56:47,890 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/arithmetic_prog_ok.yml/witness.yml [2024-09-23 00:56:48,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-23 00:56:48,003 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-23 00:56:48,005 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-23 00:56:48,005 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-23 00:56:48,009 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-23 00:56:48,009 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 12:56:47" (1/2) ... [2024-09-23 00:56:48,010 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@536805d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:56:48, skipping insertion in model container [2024-09-23 00:56:48,010 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 12:56:47" (1/2) ... [2024-09-23 00:56:48,011 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@bd4842b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:56:48, skipping insertion in model container [2024-09-23 00:56:48,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 12:56:48" (2/2) ... [2024-09-23 00:56:48,012 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@536805d0 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:48, skipping insertion in model container [2024-09-23 00:56:48,012 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 12:56:48" (2/2) ... [2024-09-23 00:56:48,213 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-23 00:56:48,214 INFO L1541 ArrayList]: Location invariant before [L914-L914] ((! multithreaded || (flag == 0 || flag == 1)) && (! multithreaded || (m_locked || (num == 0 || num == 1)))) && (! multithreaded || (num == 0 || num == 1)) [2024-09-23 00:56:48,214 INFO L1541 ArrayList]: Location invariant before [L915-L915] ((! multithreaded || (flag == 0 || flag == 1)) && (! multithreaded || (m_locked || (num == 0 || num == 1)))) && (! multithreaded || (num == 0 || num == 1)) [2024-09-23 00:56:48,214 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-23 00:56:48,214 INFO L1541 ArrayList]: ghost_variable m_locked = 0 [2024-09-23 00:56:48,214 INFO L1541 ArrayList]: ghost_update [L893-L893] m_locked = 1; [2024-09-23 00:56:48,214 INFO L1541 ArrayList]: ghost_update [L893-L893] m_locked = 1; [2024-09-23 00:56:48,214 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,215 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,215 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,215 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,215 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,215 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,215 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,215 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,215 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,216 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,216 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,216 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,216 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,216 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,216 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,216 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,216 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,216 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,216 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,216 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,216 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,217 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,217 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,217 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,217 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,217 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,217 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,217 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,217 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,217 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,217 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,217 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,218 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,218 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,218 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,218 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,218 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,218 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,218 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,218 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,218 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,219 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,219 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,219 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,219 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,219 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,219 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,219 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,219 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,220 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,220 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,220 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,220 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,220 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,220 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,220 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,220 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,220 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,221 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,221 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,221 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,221 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,221 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,222 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,222 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,222 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,222 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,222 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,222 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,223 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,223 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,223 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,223 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,223 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,223 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,223 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,223 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,224 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,224 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,224 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,224 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,224 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,224 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,224 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,224 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,225 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,225 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,225 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,225 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,225 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,225 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,225 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,225 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,225 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,226 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,226 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,226 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,226 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,226 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,226 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,226 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,226 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,227 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-23 00:56:48,227 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-23 00:56:48,227 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,227 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,227 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,227 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,227 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,228 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,228 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,228 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,228 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,228 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,228 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,228 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,228 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,228 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,229 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,229 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,229 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,229 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,229 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,229 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,229 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,229 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,229 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,229 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,229 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,230 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,230 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,230 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,230 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,230 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,230 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,230 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,230 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,230 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,230 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,231 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,231 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,231 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,231 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,231 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,231 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,231 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,231 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,231 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,231 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,232 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,232 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,232 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,232 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,232 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,232 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,232 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,232 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,232 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,232 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,233 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,233 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,233 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,233 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,233 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,233 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,233 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,233 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,233 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,233 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,233 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,233 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,233 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,233 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,234 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,234 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,234 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,234 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,234 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,234 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,234 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,234 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,234 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,235 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,235 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,235 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,235 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,235 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,235 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,235 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,235 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,235 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,235 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,236 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,236 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,236 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,236 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,236 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,236 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,237 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,237 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,237 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,237 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,237 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,238 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,238 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,238 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,238 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-23 00:56:48,238 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-23 00:56:48,238 INFO L1541 ArrayList]: ghost_update [L883-L883] m_locked = 0; [2024-09-23 00:56:48,238 INFO L1541 ArrayList]: ghost_update [L883-L883] m_locked = 0; [2024-09-23 00:56:48,238 INFO L1541 ArrayList]: ghost_update [L898-L898] m_locked = 0; [2024-09-23 00:56:48,238 INFO L1541 ArrayList]: ghost_update [L898-L898] m_locked = 0; [2024-09-23 00:56:48,238 INFO L1541 ArrayList]: ghost_update [L879-L879] m_locked = 1; [2024-09-23 00:56:48,238 INFO L1541 ArrayList]: ghost_update [L879-L879] m_locked = 1; [2024-09-23 00:56:48,238 INFO L1541 ArrayList]: ghost_update [L913-L913] multithreaded = 1; [2024-09-23 00:56:48,273 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-23 00:56:48,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-23 00:56:48,538 INFO L200 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 [2024-09-23 00:56:48,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-23 00:56:48,663 INFO L204 MainTranslator]: Completed translation [2024-09-23 00:56:48,664 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:48 WrapperNode [2024-09-23 00:56:48,664 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-23 00:56:48,665 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-23 00:56:48,665 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-23 00:56:48,665 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-23 00:56:48,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:48" (1/1) ... [2024-09-23 00:56:48,689 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:48" (1/1) ... [2024-09-23 00:56:48,709 INFO L138 Inliner]: procedures = 243, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2024-09-23 00:56:48,709 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-23 00:56:48,710 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-23 00:56:48,710 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-23 00:56:48,710 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-23 00:56:48,717 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:48" (1/1) ... [2024-09-23 00:56:48,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:48" (1/1) ... [2024-09-23 00:56:48,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:48" (1/1) ... [2024-09-23 00:56:48,721 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:48" (1/1) ... [2024-09-23 00:56:48,736 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:48" (1/1) ... [2024-09-23 00:56:48,739 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:48" (1/1) ... [2024-09-23 00:56:48,741 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:48" (1/1) ... [2024-09-23 00:56:48,742 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:48" (1/1) ... [2024-09-23 00:56:48,748 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-23 00:56:48,749 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-23 00:56:48,749 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-23 00:56:48,753 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-23 00:56:48,754 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:48" (1/1) ... [2024-09-23 00:56:48,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-23 00:56:48,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 00:56:48,778 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) [2024-09-23 00:56:48,780 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 [2024-09-23 00:56:48,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-09-23 00:56:48,817 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-09-23 00:56:48,817 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-23 00:56:48,818 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-23 00:56:48,818 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-23 00:56:48,818 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-23 00:56:48,818 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-09-23 00:56:48,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-23 00:56:48,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-23 00:56:48,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-23 00:56:48,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-23 00:56:48,819 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-23 00:56:48,923 INFO L242 CfgBuilder]: Building ICFG [2024-09-23 00:56:48,925 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-23 00:56:49,234 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-23 00:56:49,235 INFO L291 CfgBuilder]: Performing block encoding [2024-09-23 00:56:49,414 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-23 00:56:49,414 INFO L318 CfgBuilder]: Removed 4 assume(true) statements. [2024-09-23 00:56:49,415 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 12:56:49 BoogieIcfgContainer [2024-09-23 00:56:49,415 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-23 00:56:49,417 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-23 00:56:49,417 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-23 00:56:49,419 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-23 00:56:49,419 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.09 12:56:47" (1/4) ... [2024-09-23 00:56:49,420 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ab62227 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.09 12:56:49, skipping insertion in model container [2024-09-23 00:56:49,420 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 12:56:48" (2/4) ... [2024-09-23 00:56:49,420 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ab62227 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.09 12:56:49, skipping insertion in model container [2024-09-23 00:56:49,420 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:56:48" (3/4) ... [2024-09-23 00:56:49,421 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ab62227 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.09 12:56:49, skipping insertion in model container [2024-09-23 00:56:49,421 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 12:56:49" (4/4) ... [2024-09-23 00:56:49,421 INFO L112 eAbstractionObserver]: Analyzing ICFG arithmetic_prog_ok.i [2024-09-23 00:56:49,434 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-23 00:56:49,434 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-09-23 00:56:49,434 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-23 00:56:49,464 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-09-23 00:56:49,497 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 00:56:49,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-23 00:56:49,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 00:56:49,498 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) [2024-09-23 00:56:49,500 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 [2024-09-23 00:56:49,526 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-23 00:56:49,537 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-23 00:56:49,542 INFO L336 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@591ccd5e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 00:56:49,544 INFO L337 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-09-23 00:56:49,640 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:56:49,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:56:49,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1951542892, now seen corresponding path program 1 times [2024-09-23 00:56:49,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:56:49,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503450176] [2024-09-23 00:56:49,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:56:49,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:56:49,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:56:49,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:56:49,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:56:49,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503450176] [2024-09-23 00:56:49,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503450176] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:56:49,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:56:49,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-09-23 00:56:49,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362225551] [2024-09-23 00:56:49,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:56:49,928 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-23 00:56:49,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:56:49,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-23 00:56:49,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-23 00:56:49,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:56:49,951 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:56:49,951 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2024-09-23 00:56:49,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:56:50,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:56:50,252 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-23 00:56:50,252 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-23 00:56:50,253 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:56:50,253 INFO L85 PathProgramCache]: Analyzing trace with hash -969157843, now seen corresponding path program 1 times [2024-09-23 00:56:50,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:56:50,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093296574] [2024-09-23 00:56:50,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:56:50,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:56:50,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:56:50,361 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:56:50,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:56:50,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093296574] [2024-09-23 00:56:50,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093296574] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-23 00:56:50,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1395826610] [2024-09-23 00:56:50,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:56:50,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-23 00:56:50,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 00:56:50,384 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-23 00:56:50,385 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-09-23 00:56:50,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:56:50,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-09-23 00:56:50,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-23 00:56:50,540 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:56:50,540 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-23 00:56:50,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1395826610] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:56:50,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-23 00:56:50,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2024-09-23 00:56:50,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371238129] [2024-09-23 00:56:50,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:56:50,542 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-23 00:56:50,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:56:50,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-23 00:56:50,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-09-23 00:56:50,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:56:50,543 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:56:50,543 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 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) [2024-09-23 00:56:50,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:56:50,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:56:50,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:56:50,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 00:56:50,675 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-09-23 00:56:50,676 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-09-23 00:56:50,676 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-09-23 00:56:50,676 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-09-23 00:56:50,693 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-09-23 00:56:50,877 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-09-23 00:56:50,883 INFO L408 BasicCegarLoop]: Path program histogram: [1, 1] [2024-09-23 00:56:50,885 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-23 00:56:50,885 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-23 00:56:50,887 INFO L469 ceAbstractionStarter]: Automizer considered 2 witness invariants [2024-09-23 00:56:50,887 INFO L470 ceAbstractionStarter]: WitnessConsidered=2 [2024-09-23 00:56:50,888 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.09 12:56:50 BasicIcfg [2024-09-23 00:56:50,888 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-23 00:56:50,888 INFO L158 Benchmark]: Toolchain (without parser) took 2885.51ms. Allocated memory was 167.8MB in the beginning and 230.7MB in the end (delta: 62.9MB). Free memory was 102.2MB in the beginning and 75.5MB in the end (delta: 26.7MB). Peak memory consumption was 90.9MB. Max. memory is 16.1GB. [2024-09-23 00:56:50,888 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 167.8MB. Free memory was 131.2MB in the beginning and 131.0MB in the end (delta: 178.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-23 00:56:50,889 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 167.8MB. Free memory is still 109.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-23 00:56:50,889 INFO L158 Benchmark]: CACSL2BoogieTranslator took 659.84ms. Allocated memory was 167.8MB in the beginning and 230.7MB in the end (delta: 62.9MB). Free memory was 102.2MB in the beginning and 155.0MB in the end (delta: -52.8MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2024-09-23 00:56:50,889 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.39ms. Allocated memory is still 230.7MB. Free memory was 155.0MB in the beginning and 152.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-23 00:56:50,889 INFO L158 Benchmark]: Boogie Preprocessor took 38.53ms. Allocated memory is still 230.7MB. Free memory was 152.9MB in the beginning and 150.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-23 00:56:50,889 INFO L158 Benchmark]: RCFGBuilder took 666.25ms. Allocated memory is still 230.7MB. Free memory was 150.8MB in the beginning and 80.5MB in the end (delta: 70.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2024-09-23 00:56:50,889 INFO L158 Benchmark]: TraceAbstraction took 1471.26ms. Allocated memory is still 230.7MB. Free memory was 80.5MB in the beginning and 75.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2024-09-23 00:56:50,891 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 167.8MB. Free memory was 131.2MB in the beginning and 131.0MB in the end (delta: 178.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 167.8MB. Free memory is still 109.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 659.84ms. Allocated memory was 167.8MB in the beginning and 230.7MB in the end (delta: 62.9MB). Free memory was 102.2MB in the beginning and 155.0MB in the end (delta: -52.8MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.39ms. Allocated memory is still 230.7MB. Free memory was 155.0MB in the beginning and 152.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.53ms. Allocated memory is still 230.7MB. Free memory was 152.9MB in the beginning and 150.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 666.25ms. Allocated memory is still 230.7MB. Free memory was 150.8MB in the beginning and 80.5MB in the end (delta: 70.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1471.26ms. Allocated memory is still 230.7MB. Free memory was 80.5MB in the beginning and 75.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4147, independent: 3599, independent conditional: 2893, independent unconditional: 706, dependent: 548, dependent conditional: 515, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3860, independent: 3599, independent conditional: 2893, independent unconditional: 706, dependent: 261, dependent conditional: 228, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3860, independent: 3599, independent conditional: 2893, independent unconditional: 706, dependent: 261, dependent conditional: 228, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4149, independent: 3599, independent conditional: 2893, independent unconditional: 706, dependent: 550, dependent conditional: 517, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4149, independent: 3599, independent conditional: 53, independent unconditional: 3546, dependent: 550, dependent conditional: 95, dependent unconditional: 455, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4149, independent: 3599, independent conditional: 53, independent unconditional: 3546, dependent: 550, dependent conditional: 95, dependent unconditional: 455, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 630, independent: 583, independent conditional: 6, independent unconditional: 577, dependent: 47, dependent conditional: 11, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 630, independent: 522, independent conditional: 0, independent unconditional: 522, dependent: 108, dependent conditional: 0, dependent unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 108, independent: 61, independent conditional: 6, independent unconditional: 55, dependent: 47, dependent conditional: 11, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 108, independent: 61, independent conditional: 6, independent unconditional: 55, dependent: 47, dependent conditional: 11, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 201, independent: 120, independent conditional: 11, independent unconditional: 109, dependent: 82, dependent conditional: 20, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4149, independent: 3016, independent conditional: 47, independent unconditional: 2969, dependent: 503, dependent conditional: 84, dependent unconditional: 419, unknown: 630, unknown conditional: 17, unknown unconditional: 613] , Statistics on independence cache: Total cache size (in pairs): 630, Positive cache size: 583, Positive conditional cache size: 6, Positive unconditional cache size: 577, Negative cache size: 47, Negative conditional cache size: 11, Negative unconditional cache size: 36, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3262, Maximal queried relation: 2, Independence queries for same thread: 287, Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 206, Number of trivial persistent sets: 196, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 739, independent: 706, independent conditional: 0, independent unconditional: 706, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4147, independent: 3599, independent conditional: 2893, independent unconditional: 706, dependent: 548, dependent conditional: 515, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3860, independent: 3599, independent conditional: 2893, independent unconditional: 706, dependent: 261, dependent conditional: 228, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3860, independent: 3599, independent conditional: 2893, independent unconditional: 706, dependent: 261, dependent conditional: 228, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4149, independent: 3599, independent conditional: 2893, independent unconditional: 706, dependent: 550, dependent conditional: 517, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4149, independent: 3599, independent conditional: 53, independent unconditional: 3546, dependent: 550, dependent conditional: 95, dependent unconditional: 455, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4149, independent: 3599, independent conditional: 53, independent unconditional: 3546, dependent: 550, dependent conditional: 95, dependent unconditional: 455, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 630, independent: 583, independent conditional: 6, independent unconditional: 577, dependent: 47, dependent conditional: 11, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 630, independent: 522, independent conditional: 0, independent unconditional: 522, dependent: 108, dependent conditional: 0, dependent unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 108, independent: 61, independent conditional: 6, independent unconditional: 55, dependent: 47, dependent conditional: 11, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 108, independent: 61, independent conditional: 6, independent unconditional: 55, dependent: 47, dependent conditional: 11, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 201, independent: 120, independent conditional: 11, independent unconditional: 109, dependent: 82, dependent conditional: 20, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4149, independent: 3016, independent conditional: 47, independent unconditional: 2969, dependent: 503, dependent conditional: 84, dependent unconditional: 419, unknown: 630, unknown conditional: 17, unknown unconditional: 613] , Statistics on independence cache: Total cache size (in pairs): 630, Positive cache size: 583, Positive conditional cache size: 6, Positive unconditional cache size: 577, Negative cache size: 47, Negative conditional cache size: 11, Negative unconditional cache size: 36, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3262, Maximal queried relation: 2, Independence queries for same thread: 287 - PositiveResult [Line: 914]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 915]: 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 5 procedures, 57 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.5s, 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: 7, 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, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 131 SizeOfPredicates, 0 NumberOfNonLiveVariables, 189 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 4/8 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 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-09-23 00:56:50,913 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 [2024-09-23 00:56:51,116 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE