./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 --validate ./goblint.2024-09-02_08-21-23.files/protection-ghost/arithmetic_prog_ok.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a4c57e3 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/protection-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 --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-4a4c57e-m [2024-09-08 12:42:15,594 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 12:42:15,648 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-08 12:42:15,652 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 12:42:15,653 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 12:42:15,675 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 12:42:15,677 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 12:42:15,678 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 12:42:15,678 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 12:42:15,680 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 12:42:15,680 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 12:42:15,680 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 12:42:15,681 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 12:42:15,681 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 12:42:15,682 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 12:42:15,683 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 12:42:15,683 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-08 12:42:15,683 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 12:42:15,683 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 12:42:15,683 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 12:42:15,683 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 12:42:15,684 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 12:42:15,684 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 12:42:15,686 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 12:42:15,687 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 12:42:15,687 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 12:42:15,687 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 12:42:15,687 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 12:42:15,687 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 12:42:15,687 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 12:42:15,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 12:42:15,688 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 12:42:15,688 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 12:42:15,688 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 12:42:15,688 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-08 12:42:15,688 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 12:42:15,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-08 12:42:15,688 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 12:42:15,689 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 12:42:15,689 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 12:42:15,689 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 12:42:15,689 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-09-08 12:42:15,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 12:42:15,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 12:42:15,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 12:42:15,911 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 12:42:15,911 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 12:42:15,913 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i [2024-09-08 12:42:17,159 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 12:42:17,385 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 12:42:17,385 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i [2024-09-08 12:42:17,400 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ac55c44ff/e44ca65a4619444184e806e9b35b28d1/FLAGd27ce1bb4 [2024-09-08 12:42:17,413 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ac55c44ff/e44ca65a4619444184e806e9b35b28d1 [2024-09-08 12:42:17,415 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 12:42:17,416 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 12:42:17,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/protection-ghost/arithmetic_prog_ok.yml/witness.yml [2024-09-08 12:42:17,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 12:42:17,511 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 12:42:17,512 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 12:42:17,512 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 12:42:17,516 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 12:42:17,516 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 12:42:17" (1/2) ... [2024-09-08 12:42:17,521 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18575e6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:42:17, skipping insertion in model container [2024-09-08 12:42:17,521 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 12:42:17" (1/2) ... [2024-09-08 12:42:17,523 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c33497a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:42:17, skipping insertion in model container [2024-09-08 12:42:17,523 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 12:42:17" (2/2) ... [2024-09-08 12:42:17,523 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18575e6d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:42:17, skipping insertion in model container [2024-09-08 12:42:17,523 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 12:42:17" (2/2) ... [2024-09-08 12:42:17,720 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 12:42:17,720 INFO L1541 ArrayList]: Location invariant before [L915-L915] (! multithreaded || (0 <= num && num <= 1)) && (! multithreaded || (flag == 0 || flag == 1)) [2024-09-08 12:42:17,720 INFO L1541 ArrayList]: Location invariant before [L914-L914] (! multithreaded || (0 <= num && num <= 1)) && (! multithreaded || (flag == 0 || flag == 1)) [2024-09-08 12:42:17,720 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-08 12:42:17,721 INFO L1541 ArrayList]: ghost_variable m_locked = 0 [2024-09-08 12:42:17,721 INFO L1541 ArrayList]: ghost_update [L883-L883] m_locked = 0; [2024-09-08 12:42:17,721 INFO L1541 ArrayList]: ghost_update [L883-L883] m_locked = 0; [2024-09-08 12:42:17,721 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,721 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,721 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,721 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,721 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,722 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,722 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,722 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,722 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,722 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,722 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,722 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,722 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,723 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,723 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,723 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,723 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,723 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,723 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,723 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,723 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,723 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,724 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,724 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,724 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,724 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,724 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,724 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,724 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,724 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,725 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,725 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,725 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,725 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,725 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,725 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,725 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,726 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,726 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,726 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,726 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,726 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,726 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,726 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,727 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,727 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,727 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,727 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,727 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,727 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,728 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,729 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,729 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,729 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,729 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,729 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,729 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,729 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,729 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,729 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,729 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,729 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,730 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,730 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,730 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,730 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,730 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,730 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,730 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,730 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,730 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,730 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,730 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,730 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,730 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,731 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,731 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,731 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,731 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,731 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,731 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,731 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,731 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,731 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,731 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,731 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,731 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,732 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,732 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,732 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,732 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,732 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,732 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,733 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,733 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,733 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,733 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,733 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,733 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,733 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,733 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,733 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,734 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 0; [2024-09-08 12:42:17,734 INFO L1541 ArrayList]: ghost_update [L881-L881] m_locked = 1; [2024-09-08 12:42:17,734 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,734 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,734 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,734 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,734 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,734 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,734 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,735 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,735 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,735 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,735 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,735 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,735 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,735 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,735 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,736 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,736 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,736 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,736 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,736 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,736 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,736 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,736 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,736 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,736 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,737 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,737 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,737 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,737 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,737 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,737 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,737 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,737 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,738 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,738 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,738 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,738 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,738 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,738 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,738 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,739 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,739 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,739 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,739 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,740 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,740 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,740 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,740 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,740 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,740 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,740 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,740 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,740 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,741 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,741 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,741 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,741 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,741 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,741 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,741 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,742 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,742 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,742 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,742 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,742 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,743 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,743 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,743 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,743 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,743 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,743 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,743 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,744 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,744 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,744 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,745 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,745 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,745 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,745 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,745 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,745 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,745 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,745 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,746 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,746 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,746 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,746 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,746 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,746 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,746 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,746 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,746 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,746 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,746 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,746 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,746 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,746 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,746 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,746 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,747 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,747 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,747 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,747 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 0; [2024-09-08 12:42:17,747 INFO L1541 ArrayList]: ghost_update [L895-L895] m_locked = 1; [2024-09-08 12:42:17,747 INFO L1541 ArrayList]: ghost_update [L913-L913] multithreaded = 1; [2024-09-08 12:42:17,747 INFO L1541 ArrayList]: ghost_update [L879-L879] m_locked = 1; [2024-09-08 12:42:17,747 INFO L1541 ArrayList]: ghost_update [L879-L879] m_locked = 1; [2024-09-08 12:42:17,748 INFO L1541 ArrayList]: ghost_update [L893-L893] m_locked = 1; [2024-09-08 12:42:17,748 INFO L1541 ArrayList]: ghost_update [L893-L893] m_locked = 1; [2024-09-08 12:42:17,748 INFO L1541 ArrayList]: ghost_update [L898-L898] m_locked = 0; [2024-09-08 12:42:17,749 INFO L1541 ArrayList]: ghost_update [L898-L898] m_locked = 0; [2024-09-08 12:42:17,792 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 12:42:18,095 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i[39757,39770] [2024-09-08 12:42:18,099 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 12:42:18,109 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 [2024-09-08 12:42:18,203 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i[39757,39770] [2024-09-08 12:42:18,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 12:42:18,259 INFO L204 MainTranslator]: Completed translation [2024-09-08 12:42:18,259 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:42:18 WrapperNode [2024-09-08 12:42:18,259 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 12:42:18,260 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-08 12:42:18,260 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-08 12:42:18,260 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-08 12:42:18,267 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 08.09 12:42:18" (1/1) ... [2024-09-08 12:42:18,278 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 08.09 12:42:18" (1/1) ... [2024-09-08 12:42:18,305 INFO L138 Inliner]: procedures = 243, calls = 26, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 78 [2024-09-08 12:42:18,305 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-08 12:42:18,306 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-08 12:42:18,306 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-08 12:42:18,306 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-08 12:42:18,313 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:42:18" (1/1) ... [2024-09-08 12:42:18,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:42:18" (1/1) ... [2024-09-08 12:42:18,318 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:42:18" (1/1) ... [2024-09-08 12:42:18,318 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:42:18" (1/1) ... [2024-09-08 12:42:18,333 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:42:18" (1/1) ... [2024-09-08 12:42:18,341 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:42:18" (1/1) ... [2024-09-08 12:42:18,342 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:42:18" (1/1) ... [2024-09-08 12:42:18,343 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:42:18" (1/1) ... [2024-09-08 12:42:18,349 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-08 12:42:18,350 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-08 12:42:18,350 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-08 12:42:18,350 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-08 12:42:18,354 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:42:18" (1/1) ... [2024-09-08 12:42:18,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 12:42:18,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 12:42:18,389 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) [2024-09-08 12:42:18,392 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 [2024-09-08 12:42:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-09-08 12:42:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-09-08 12:42:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-08 12:42:18,438 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-08 12:42:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-08 12:42:18,438 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-08 12:42:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-09-08 12:42:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-08 12:42:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-08 12:42:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-08 12:42:18,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-08 12:42:18,440 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-08 12:42:18,555 INFO L242 CfgBuilder]: Building ICFG [2024-09-08 12:42:18,557 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-08 12:42:18,863 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-08 12:42:18,863 INFO L291 CfgBuilder]: Performing block encoding [2024-09-08 12:42:19,032 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-08 12:42:19,032 INFO L318 CfgBuilder]: Removed 4 assume(true) statements. [2024-09-08 12:42:19,033 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 12:42:19 BoogieIcfgContainer [2024-09-08 12:42:19,033 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-08 12:42:19,034 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-08 12:42:19,034 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-08 12:42:19,036 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-08 12:42:19,036 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 12:42:17" (1/4) ... [2024-09-08 12:42:19,037 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63f42fc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 12:42:19, skipping insertion in model container [2024-09-08 12:42:19,037 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 12:42:17" (2/4) ... [2024-09-08 12:42:19,037 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63f42fc5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 12:42:19, skipping insertion in model container [2024-09-08 12:42:19,037 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:42:18" (3/4) ... [2024-09-08 12:42:19,037 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63f42fc5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 12:42:19, skipping insertion in model container [2024-09-08 12:42:19,038 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 12:42:19" (4/4) ... [2024-09-08 12:42:19,039 INFO L112 eAbstractionObserver]: Analyzing ICFG arithmetic_prog_ok.i [2024-09-08 12:42:19,051 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-08 12:42:19,052 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-09-08 12:42:19,052 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-08 12:42:19,080 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-09-08 12:42:19,111 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 12:42:19,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 12:42:19,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 12:42:19,117 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) [2024-09-08 12:42:19,121 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 [2024-09-08 12:42:19,146 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 12:42:19,155 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-08 12:42:19,180 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;@7eb32db2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 12:42:19,184 INFO L337 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-09-08 12:42:19,268 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-09-08 12:42:19,275 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 12:42:19,275 INFO L85 PathProgramCache]: Analyzing trace with hash 2042048713, now seen corresponding path program 1 times [2024-09-08 12:42:19,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 12:42:19,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610618104] [2024-09-08 12:42:19,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 12:42:19,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 12:42:19,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 12:42:19,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 12:42:19,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 12:42:19,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610618104] [2024-09-08 12:42:19,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610618104] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 12:42:19,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 12:42:19,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-09-08 12:42:19,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253920196] [2024-09-08 12:42:19,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 12:42:19,511 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 12:42:19,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 12:42:19,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 12:42:19,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 12:42:19,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 12:42:19,530 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 12:42:19,531 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) [2024-09-08 12:42:19,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 12:42:19,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:19,675 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-08 12:42:19,675 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-09-08 12:42:19,676 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 12:42:19,676 INFO L85 PathProgramCache]: Analyzing trace with hash -1419834956, now seen corresponding path program 1 times [2024-09-08 12:42:19,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 12:42:19,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711137854] [2024-09-08 12:42:19,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 12:42:19,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 12:42:19,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 12:42:19,807 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-09-08 12:42:19,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 12:42:19,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711137854] [2024-09-08 12:42:19,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711137854] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 12:42:19,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 12:42:19,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 12:42:19,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098423630] [2024-09-08 12:42:19,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 12:42:19,808 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 12:42:19,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 12:42:19,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 12:42:19,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-09-08 12:42:19,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 12:42:19,810 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 12:42:19,810 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 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) [2024-09-08 12:42:19,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:19,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 12:42:19,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:19,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:19,901 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-08 12:42:19,901 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-09-08 12:42:19,901 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 12:42:19,901 INFO L85 PathProgramCache]: Analyzing trace with hash -1988376473, now seen corresponding path program 2 times [2024-09-08 12:42:19,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 12:42:19,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105081813] [2024-09-08 12:42:19,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 12:42:19,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 12:42:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 12:42:20,168 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-09-08 12:42:20,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 12:42:20,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105081813] [2024-09-08 12:42:20,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105081813] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 12:42:20,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 12:42:20,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 12:42:20,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204167361] [2024-09-08 12:42:20,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 12:42:20,171 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 12:42:20,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 12:42:20,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 12:42:20,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 12:42:20,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 12:42:20,173 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 12:42:20,173 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 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) [2024-09-08 12:42:20,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:20,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:20,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 12:42:20,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:20,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:20,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:20,274 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-09-08 12:42:20,274 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-09-08 12:42:20,275 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 12:42:20,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1157333755, now seen corresponding path program 1 times [2024-09-08 12:42:20,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 12:42:20,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198043431] [2024-09-08 12:42:20,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 12:42:20,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 12:42:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 12:42:20,399 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-09-08 12:42:20,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 12:42:20,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198043431] [2024-09-08 12:42:20,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198043431] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 12:42:20,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [761242777] [2024-09-08 12:42:20,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 12:42:20,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 12:42:20,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 12:42:20,403 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) [2024-09-08 12:42:20,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-09-08 12:42:20,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 12:42:20,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-09-08 12:42:20,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 12:42:20,590 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-09-08 12:42:20,593 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 12:42:20,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [761242777] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 12:42:20,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 12:42:20,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2024-09-08 12:42:20,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47539523] [2024-09-08 12:42:20,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 12:42:20,594 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 12:42:20,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 12:42:20,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 12:42:20,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-09-08 12:42:20,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 12:42:20,594 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 12:42:20,595 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 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) [2024-09-08 12:42:20,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:20,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:20,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:20,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 12:42:20,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:20,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:20,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:20,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:20,664 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-09-08 12:42:20,853 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 12:42:20,854 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-09-08 12:42:20,854 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 12:42:20,854 INFO L85 PathProgramCache]: Analyzing trace with hash -254698185, now seen corresponding path program 3 times [2024-09-08 12:42:20,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 12:42:20,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983517004] [2024-09-08 12:42:20,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 12:42:20,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 12:42:20,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 12:42:20,990 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-09-08 12:42:20,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 12:42:20,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983517004] [2024-09-08 12:42:20,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1983517004] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 12:42:20,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [129217547] [2024-09-08 12:42:20,991 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-08 12:42:20,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 12:42:20,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 12:42:20,995 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 12:42:21,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-09-08 12:42:21,116 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-09-08 12:42:21,116 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 12:42:21,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-09-08 12:42:21,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 12:42:21,180 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-09-08 12:42:21,184 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 12:42:21,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [129217547] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 12:42:21,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 12:42:21,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2024-09-08 12:42:21,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282123849] [2024-09-08 12:42:21,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 12:42:21,185 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 12:42:21,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 12:42:21,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 12:42:21,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-09-08 12:42:21,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 12:42:21,186 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 12:42:21,186 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 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) [2024-09-08 12:42:21,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:21,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:21,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:21,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:21,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 12:42:21,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:21,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:21,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:21,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:21,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:21,258 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-09-08 12:42:21,445 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 12:42:21,446 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-09-08 12:42:21,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 12:42:21,446 INFO L85 PathProgramCache]: Analyzing trace with hash 113872181, now seen corresponding path program 2 times [2024-09-08 12:42:21,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 12:42:21,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417421470] [2024-09-08 12:42:21,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 12:42:21,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 12:42:21,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 12:42:21,546 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-08 12:42:21,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 12:42:21,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417421470] [2024-09-08 12:42:21,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417421470] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 12:42:21,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1148693861] [2024-09-08 12:42:21,548 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 12:42:21,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 12:42:21,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 12:42:21,550 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 12:42:21,551 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-09-08 12:42:21,660 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-08 12:42:21,660 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 12:42:21,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-09-08 12:42:21,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 12:42:21,733 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-08 12:42:21,733 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 12:42:21,794 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-08 12:42:21,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1148693861] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 12:42:21,794 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 12:42:21,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-09-08 12:42:21,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252623715] [2024-09-08 12:42:21,795 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 12:42:21,795 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-09-08 12:42:21,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 12:42:21,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-09-08 12:42:21,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-09-08 12:42:21,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 12:42:21,796 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 12:42:21,796 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.4) internal successors, (104), 10 states have internal predecessors, (104), 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) [2024-09-08 12:42:21,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:21,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:21,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:21,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:21,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:21,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 12:42:21,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:21,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:21,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:21,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:21,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:21,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 12:42:21,962 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-09-08 12:42:22,151 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 12:42:22,152 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-09-08 12:42:22,152 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 12:42:22,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1065973063, now seen corresponding path program 1 times [2024-09-08 12:42:22,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 12:42:22,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836761867] [2024-09-08 12:42:22,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 12:42:22,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 12:42:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 12:42:22,266 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 77 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 12:42:22,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 12:42:22,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836761867] [2024-09-08 12:42:22,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836761867] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 12:42:22,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2060115825] [2024-09-08 12:42:22,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 12:42:22,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 12:42:22,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 12:42:22,268 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 12:42:22,269 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-09-08 12:42:22,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 12:42:22,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-09-08 12:42:22,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 12:42:22,429 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 12:42:22,429 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 12:42:22,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2060115825] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 12:42:22,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 12:42:22,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2024-09-08 12:42:22,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486010018] [2024-09-08 12:42:22,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 12:42:22,430 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 12:42:22,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 12:42:22,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 12:42:22,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-09-08 12:42:22,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 12:42:22,431 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 12:42:22,431 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 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) [2024-09-08 12:42:22,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:22,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:22,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:22,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:22,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:22,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 12:42:22,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 12:42:22,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:22,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:22,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:22,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:22,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:22,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 12:42:22,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 12:42:22,529 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-09-08 12:42:22,720 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-09-08 12:42:22,721 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-09-08 12:42:22,721 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 12:42:22,721 INFO L85 PathProgramCache]: Analyzing trace with hash 1564430855, now seen corresponding path program 2 times [2024-09-08 12:42:22,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 12:42:22,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681286015] [2024-09-08 12:42:22,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 12:42:22,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 12:42:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 12:42:23,058 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 12:42:23,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 12:42:23,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681286015] [2024-09-08 12:42:23,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681286015] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 12:42:23,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1613564875] [2024-09-08 12:42:23,059 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 12:42:23,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 12:42:23,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 12:42:23,061 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 12:42:23,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-09-08 12:42:23,160 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-08 12:42:23,160 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 12:42:23,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-09-08 12:42:23,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 12:42:23,414 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 12:42:23,414 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 12:42:23,743 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 12:42:23,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1613564875] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 12:42:23,744 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 12:42:23,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 12] total 30 [2024-09-08 12:42:23,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079374696] [2024-09-08 12:42:23,744 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 12:42:23,745 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-09-08 12:42:23,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 12:42:23,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-09-08 12:42:23,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=840, Unknown=0, NotChecked=0, Total=930 [2024-09-08 12:42:23,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 12:42:23,746 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 12:42:23,746 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 5.612903225806452) internal successors, (174), 30 states have internal predecessors, (174), 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) [2024-09-08 12:42:23,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:23,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:23,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:23,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:23,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:23,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 12:42:23,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-09-08 12:42:23,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 12:42:24,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 12:42:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 12:42:24,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-08 12:42:24,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 12:42:24,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 12:42:24,861 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 5 remaining) [2024-09-08 12:42:24,861 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 5 remaining) [2024-09-08 12:42:24,861 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (2 of 5 remaining) [2024-09-08 12:42:24,862 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-09-08 12:42:24,862 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-09-08 12:42:24,875 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-09-08 12:42:25,066 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 12:42:25,071 INFO L408 BasicCegarLoop]: Path program histogram: [3, 2, 2, 1] [2024-09-08 12:42:25,073 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-08 12:42:25,073 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-08 12:42:25,075 INFO L469 ceAbstractionStarter]: Automizer considered 2 witness invariants [2024-09-08 12:42:25,075 INFO L470 ceAbstractionStarter]: WitnessConsidered=2 [2024-09-08 12:42:25,075 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 12:42:25 BasicIcfg [2024-09-08 12:42:25,076 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-08 12:42:25,076 INFO L158 Benchmark]: Toolchain (without parser) took 7565.05ms. Allocated memory was 138.4MB in the beginning and 283.1MB in the end (delta: 144.7MB). Free memory was 56.6MB in the beginning and 183.9MB in the end (delta: -127.3MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2024-09-08 12:42:25,076 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 138.4MB. Free memory is still 100.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 12:42:25,076 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 138.4MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 12:42:25,076 INFO L158 Benchmark]: CACSL2BoogieTranslator took 747.60ms. Allocated memory was 138.4MB in the beginning and 184.5MB in the end (delta: 46.1MB). Free memory was 56.4MB in the beginning and 148.0MB in the end (delta: -91.6MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2024-09-08 12:42:25,077 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.45ms. Allocated memory is still 184.5MB. Free memory was 148.0MB in the beginning and 145.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-08 12:42:25,077 INFO L158 Benchmark]: Boogie Preprocessor took 43.52ms. Allocated memory is still 184.5MB. Free memory was 145.9MB in the beginning and 143.8MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-08 12:42:25,077 INFO L158 Benchmark]: RCFGBuilder took 683.23ms. Allocated memory is still 184.5MB. Free memory was 143.8MB in the beginning and 83.0MB in the end (delta: 60.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-09-08 12:42:25,077 INFO L158 Benchmark]: TraceAbstraction took 6041.65ms. Allocated memory was 184.5MB in the beginning and 283.1MB in the end (delta: 98.6MB). Free memory was 81.9MB in the beginning and 183.9MB in the end (delta: -101.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 12:42:25,078 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 138.4MB. Free memory is still 100.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 138.4MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 747.60ms. Allocated memory was 138.4MB in the beginning and 184.5MB in the end (delta: 46.1MB). Free memory was 56.4MB in the beginning and 148.0MB in the end (delta: -91.6MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.45ms. Allocated memory is still 184.5MB. Free memory was 148.0MB in the beginning and 145.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.52ms. Allocated memory is still 184.5MB. Free memory was 145.9MB in the beginning and 143.8MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 683.23ms. Allocated memory is still 184.5MB. Free memory was 143.8MB in the beginning and 83.0MB in the end (delta: 60.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * TraceAbstraction took 6041.65ms. Allocated memory was 184.5MB in the beginning and 283.1MB in the end (delta: 98.6MB). Free memory was 81.9MB in the beginning and 183.9MB in the end (delta: -101.9MB). There was no memory consumed. 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: 8047, independent: 6890, independent conditional: 6050, independent unconditional: 840, dependent: 1157, dependent conditional: 1125, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7176, independent: 6890, independent conditional: 6050, independent unconditional: 840, dependent: 286, dependent conditional: 254, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7176, independent: 6890, independent conditional: 6050, independent unconditional: 840, dependent: 286, dependent conditional: 254, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9125, independent: 6890, independent conditional: 6050, independent unconditional: 840, dependent: 2235, dependent conditional: 2203, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9125, independent: 6890, independent conditional: 122, independent unconditional: 6768, dependent: 2235, dependent conditional: 532, dependent unconditional: 1703, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9125, independent: 6890, independent conditional: 122, independent unconditional: 6768, dependent: 2235, dependent conditional: 532, dependent unconditional: 1703, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 712, independent: 639, independent conditional: 5, independent unconditional: 634, dependent: 73, dependent conditional: 38, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 712, independent: 616, independent conditional: 0, independent unconditional: 616, dependent: 96, dependent conditional: 0, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 96, independent: 23, independent conditional: 5, independent unconditional: 18, dependent: 73, dependent conditional: 38, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, independent: 23, independent conditional: 5, independent unconditional: 18, dependent: 73, dependent conditional: 38, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 189, independent: 78, independent conditional: 7, independent unconditional: 71, dependent: 110, dependent conditional: 59, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 9125, independent: 6251, independent conditional: 117, independent unconditional: 6134, dependent: 2162, dependent conditional: 494, dependent unconditional: 1668, unknown: 712, unknown conditional: 43, unknown unconditional: 669] , Statistics on independence cache: Total cache size (in pairs): 712, Positive cache size: 639, Positive conditional cache size: 5, Positive unconditional cache size: 634, Negative cache size: 73, Negative conditional cache size: 38, Negative unconditional cache size: 35, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7599, Maximal queried relation: 8, Independence queries for same thread: 871, Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 402, Number of trivial persistent sets: 374, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 872, independent: 840, independent conditional: 0, independent unconditional: 840, dependent: 32, dependent conditional: 0, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8047, independent: 6890, independent conditional: 6050, independent unconditional: 840, dependent: 1157, dependent conditional: 1125, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7176, independent: 6890, independent conditional: 6050, independent unconditional: 840, dependent: 286, dependent conditional: 254, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7176, independent: 6890, independent conditional: 6050, independent unconditional: 840, dependent: 286, dependent conditional: 254, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9125, independent: 6890, independent conditional: 6050, independent unconditional: 840, dependent: 2235, dependent conditional: 2203, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9125, independent: 6890, independent conditional: 122, independent unconditional: 6768, dependent: 2235, dependent conditional: 532, dependent unconditional: 1703, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9125, independent: 6890, independent conditional: 122, independent unconditional: 6768, dependent: 2235, dependent conditional: 532, dependent unconditional: 1703, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 712, independent: 639, independent conditional: 5, independent unconditional: 634, dependent: 73, dependent conditional: 38, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 712, independent: 616, independent conditional: 0, independent unconditional: 616, dependent: 96, dependent conditional: 0, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 96, independent: 23, independent conditional: 5, independent unconditional: 18, dependent: 73, dependent conditional: 38, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, independent: 23, independent conditional: 5, independent unconditional: 18, dependent: 73, dependent conditional: 38, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 189, independent: 78, independent conditional: 7, independent unconditional: 71, dependent: 110, dependent conditional: 59, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 9125, independent: 6251, independent conditional: 117, independent unconditional: 6134, dependent: 2162, dependent conditional: 494, dependent unconditional: 1668, unknown: 712, unknown conditional: 43, unknown unconditional: 669] , Statistics on independence cache: Total cache size (in pairs): 712, Positive cache size: 639, Positive conditional cache size: 5, Positive unconditional cache size: 634, Negative cache size: 73, Negative conditional cache size: 38, Negative unconditional cache size: 35, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7599, Maximal queried relation: 8, Independence queries for same thread: 871 - 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 - PositiveResult [Line: 919]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 61 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 5.9s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 1.9s, 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: 61, 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: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 759 NumberOfCodeBlocks, 759 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 867 ConstructedInterpolants, 0 QuantifiedInterpolants, 3241 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1876 ConjunctsInSsa, 43 ConjunctsInUnsatCore, 15 InterpolantComputations, 6 PerfectInterpolantSequences, 459/904 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 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-09-08 12:42:25,097 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 [2024-09-08 12:42:25,301 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